diff options
Diffstat (limited to 'arch/blackfin/include/asm')
118 files changed, 2837 insertions, 2129 deletions
diff --git a/arch/blackfin/include/asm/Kbuild b/arch/blackfin/include/asm/Kbuild index 9e7c5379d3f..0d93b9a79ca 100644 --- a/arch/blackfin/include/asm/Kbuild +++ b/arch/blackfin/include/asm/Kbuild @@ -1,5 +1,49 @@ -include include/asm-generic/Kbuild.asm -header-y += bfin_sport.h -header-y += cachectl.h -header-y += fixed_code.h +generic-y += auxvec.h +generic-y += bitsperlong.h +generic-y += bugs.h +generic-y += cputime.h +generic-y += current.h +generic-y += device.h +generic-y += div64.h +generic-y += emergency-restart.h +generic-y += errno.h +generic-y += fb.h +generic-y += futex.h +generic-y += hash.h +generic-y += hw_irq.h +generic-y += ioctl.h +generic-y += ipcbuf.h +generic-y += irq_regs.h +generic-y += kdebug.h +generic-y += kmap_types.h +generic-y += kvm_para.h +generic-y += local.h +generic-y += local64.h +generic-y += mcs_spinlock.h +generic-y += mman.h +generic-y += msgbuf.h +generic-y += mutex.h +generic-y += param.h +generic-y += percpu.h +generic-y += pgalloc.h +generic-y += preempt.h +generic-y += resource.h +generic-y += scatterlist.h +generic-y += sembuf.h +generic-y += serial.h +generic-y += setup.h +generic-y += shmbuf.h +generic-y += shmparam.h +generic-y += socket.h +generic-y += sockios.h +generic-y += statfs.h +generic-y += termbits.h +generic-y += termios.h +generic-y += topology.h +generic-y += trace_clock.h +generic-y += types.h +generic-y += ucontext.h +generic-y += unaligned.h +generic-y += user.h +generic-y += xor.h diff --git a/arch/blackfin/include/asm/atomic.h b/arch/blackfin/include/asm/atomic.h index d27c6274247..a107a98e997 100644 --- a/arch/blackfin/include/asm/atomic.h +++ b/arch/blackfin/include/asm/atomic.h @@ -1,124 +1,37 @@ /* - * Copyright 2004-2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ + * Copyright 2004-2011 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #ifndef __ARCH_BLACKFIN_ATOMIC__ #define __ARCH_BLACKFIN_ATOMIC__ -#ifndef CONFIG_SMP -# include <asm-generic/atomic.h> -#else - -#include <linux/types.h> -#include <asm/system.h> /* local_irq_XXX() */ - -/* - * Atomic operations that C can't guarantee us. Useful for - * resource counting etc.. - */ +#include <asm/cmpxchg.h> -#define ATOMIC_INIT(i) { (i) } -#define atomic_set(v, i) (((v)->counter) = i) +#ifdef CONFIG_SMP -#define atomic_read(v) __raw_uncached_fetch_asm(&(v)->counter) +#include <asm/barrier.h> +#include <linux/linkage.h> +#include <linux/types.h> asmlinkage int __raw_uncached_fetch_asm(const volatile int *ptr); - asmlinkage int __raw_atomic_update_asm(volatile int *ptr, int value); - asmlinkage int __raw_atomic_clear_asm(volatile int *ptr, int value); - asmlinkage int __raw_atomic_set_asm(volatile int *ptr, int value); - asmlinkage int __raw_atomic_xor_asm(volatile int *ptr, int value); - asmlinkage int __raw_atomic_test_asm(const volatile int *ptr, int value); -static inline void atomic_add(int i, atomic_t *v) -{ - __raw_atomic_update_asm(&v->counter, i); -} - -static inline void atomic_sub(int i, atomic_t *v) -{ - __raw_atomic_update_asm(&v->counter, -i); -} - -static inline int atomic_add_return(int i, atomic_t *v) -{ - return __raw_atomic_update_asm(&v->counter, i); -} +#define atomic_read(v) __raw_uncached_fetch_asm(&(v)->counter) -static inline int atomic_sub_return(int i, atomic_t *v) -{ - return __raw_atomic_update_asm(&v->counter, -i); -} +#define atomic_add_return(i, v) __raw_atomic_update_asm(&(v)->counter, i) +#define atomic_sub_return(i, v) __raw_atomic_update_asm(&(v)->counter, -(i)) -static inline void atomic_inc(volatile atomic_t *v) -{ - __raw_atomic_update_asm(&v->counter, 1); -} - -static inline void atomic_dec(volatile atomic_t *v) -{ - __raw_atomic_update_asm(&v->counter, -1); -} - -static inline void atomic_clear_mask(int mask, atomic_t *v) -{ - __raw_atomic_clear_asm(&v->counter, mask); -} - -static inline void atomic_set_mask(int mask, atomic_t *v) -{ - __raw_atomic_set_asm(&v->counter, mask); -} - -static inline int atomic_test_mask(int mask, atomic_t *v) -{ - return __raw_atomic_test_asm(&v->counter, mask); -} - -/* Atomic operations are already serializing */ -#define smp_mb__before_atomic_dec() barrier() -#define smp_mb__after_atomic_dec() barrier() -#define smp_mb__before_atomic_inc() barrier() -#define smp_mb__after_atomic_inc() barrier() - -#define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0) -#define atomic_dec_return(v) atomic_sub_return(1,(v)) -#define atomic_inc_return(v) atomic_add_return(1,(v)) - -#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) -#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) - -#define atomic_add_unless(v, a, u) \ -({ \ - int c, old; \ - c = atomic_read(v); \ - while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \ - c = old; \ - c != (u); \ -}) -#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) - -/* - * atomic_inc_and_test - increment and test - * @v: pointer of type atomic_t - * - * Atomically increments @v by 1 - * and returns true if the result is zero, or false for all - * other cases. - */ -#define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) - -#define atomic_sub_and_test(i,v) (atomic_sub_return((i), (v)) == 0) -#define atomic_dec_and_test(v) (atomic_sub_return(1, (v)) == 0) - -#include <asm-generic/atomic-long.h> +#define atomic_clear_mask(m, v) __raw_atomic_clear_asm(&(v)->counter, m) +#define atomic_set_mask(m, v) __raw_atomic_set_asm(&(v)->counter, m) #endif +#include <asm-generic/atomic.h> + #endif diff --git a/arch/blackfin/include/asm/auxvec.h b/arch/blackfin/include/asm/auxvec.h deleted file mode 100644 index 41fa68b7128..00000000000 --- a/arch/blackfin/include/asm/auxvec.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/auxvec.h> diff --git a/arch/blackfin/include/asm/barrier.h b/arch/blackfin/include/asm/barrier.h new file mode 100644 index 00000000000..42000687799 --- /dev/null +++ b/arch/blackfin/include/asm/barrier.h @@ -0,0 +1,35 @@ +/* + * Copyright 2004-2009 Analog Devices Inc. + * Tony Kou (tonyko@lineo.ca) + * + * Licensed under the GPL-2 or later + */ + +#ifndef _BLACKFIN_BARRIER_H +#define _BLACKFIN_BARRIER_H + +#include <asm/cache.h> + +#define nop() __asm__ __volatile__ ("nop;\n\t" : : ) + +/* + * Force strict CPU ordering. + */ +#ifdef CONFIG_SMP + +#ifdef __ARCH_SYNC_CORE_DCACHE +/* Force Core data cache coherence */ +# define mb() do { barrier(); smp_check_barrier(); smp_mark_barrier(); } while (0) +# define rmb() do { barrier(); smp_check_barrier(); } while (0) +# define wmb() do { barrier(); smp_mark_barrier(); } while (0) +# define read_barrier_depends() do { barrier(); smp_check_barrier(); } while (0) +#endif + +#endif /* !CONFIG_SMP */ + +#define smp_mb__before_atomic() barrier() +#define smp_mb__after_atomic() barrier() + +#include <asm-generic/barrier.h> + +#endif /* _BLACKFIN_BARRIER_H */ diff --git a/arch/blackfin/include/asm/bfin-global.h b/arch/blackfin/include/asm/bfin-global.h index 121cc04d877..dc47d79287f 100644 --- a/arch/blackfin/include/asm/bfin-global.h +++ b/arch/blackfin/include/asm/bfin-global.h @@ -14,7 +14,13 @@ #include <linux/linkage.h> #include <linux/types.h> -#if defined(CONFIG_DMA_UNCACHED_4M) +#if defined(CONFIG_DMA_UNCACHED_32M) +# define DMA_UNCACHED_REGION (32 * 1024 * 1024) +#elif defined(CONFIG_DMA_UNCACHED_16M) +# define DMA_UNCACHED_REGION (16 * 1024 * 1024) +#elif defined(CONFIG_DMA_UNCACHED_8M) +# define DMA_UNCACHED_REGION (8 * 1024 * 1024) +#elif defined(CONFIG_DMA_UNCACHED_4M) # define DMA_UNCACHED_REGION (4 * 1024 * 1024) #elif defined(CONFIG_DMA_UNCACHED_2M) # define DMA_UNCACHED_REGION (2 * 1024 * 1024) @@ -35,6 +41,11 @@ extern void bfin_setup_cpudata(unsigned int cpu); extern unsigned long get_cclk(void); extern unsigned long get_sclk(void); +#ifdef CONFIG_BF60x +extern unsigned long get_sclk0(void); +extern unsigned long get_sclk1(void); +extern unsigned long get_dclk(void); +#endif extern unsigned long sclk_to_usecs(unsigned long sclk); extern unsigned long usecs_to_sclk(unsigned long usecs); @@ -49,16 +60,6 @@ extern void dump_bfin_trace_buffer(void); #define dump_bfin_trace_buffer() #endif -/* init functions only */ -extern int init_arch_irq(void); -extern void init_exception_vectors(void); -extern void program_IAR(void); - -extern asmlinkage void lower_to_irq14(void); -extern asmlinkage void bfin_return_from_exception(void); -extern asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs); -extern int bfin_internal_set_wake(unsigned int irq, unsigned int state); - extern void *l1_data_A_sram_alloc(size_t); extern void *l1_data_B_sram_alloc(size_t); extern void *l1_inst_sram_alloc(size_t); diff --git a/arch/blackfin/include/asm/bfin5xx_spi.h b/arch/blackfin/include/asm/bfin5xx_spi.h index 5392583d025..fb95c853bb1 100644 --- a/arch/blackfin/include/asm/bfin5xx_spi.h +++ b/arch/blackfin/include/asm/bfin5xx_spi.h @@ -77,7 +77,6 @@ struct bfin5xx_spi_master { struct bfin5xx_spi_chip { u16 ctl_reg; u8 enable_dma; - u8 bits_per_word; u16 cs_chg_udelay; /* Some devices require 16-bit delays */ /* Value to send if no TX value is supplied, usually 0x0 or 0xFFFF */ u16 idle_tx_val; diff --git a/arch/blackfin/include/asm/bfin_dma.h b/arch/blackfin/include/asm/bfin_dma.h new file mode 100644 index 00000000000..6319f4e4908 --- /dev/null +++ b/arch/blackfin/include/asm/bfin_dma.h @@ -0,0 +1,165 @@ +/* + * bfin_dma.h - Blackfin DMA defines/structures/etc... + * + * Copyright 2004-2010 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef __ASM_BFIN_DMA_H__ +#define __ASM_BFIN_DMA_H__ + +#include <linux/types.h> + +/* DMA_CONFIG Masks */ +#define DMAEN 0x0001 /* DMA Channel Enable */ +#define WNR 0x0002 /* Channel Direction (W/R*) */ +#define WDSIZE_8 0x0000 /* Transfer Word Size = 8 */ +#define PSIZE_8 0x00000000 /* Transfer Word Size = 16 */ + +#ifdef CONFIG_BF60x + +#define PSIZE_16 0x00000010 /* Transfer Word Size = 16 */ +#define PSIZE_32 0x00000020 /* Transfer Word Size = 32 */ +#define PSIZE_64 0x00000030 /* Transfer Word Size = 32 */ +#define WDSIZE_16 0x00000100 /* Transfer Word Size = 16 */ +#define WDSIZE_32 0x00000200 /* Transfer Word Size = 32 */ +#define WDSIZE_64 0x00000300 /* Transfer Word Size = 32 */ +#define WDSIZE_128 0x00000400 /* Transfer Word Size = 32 */ +#define WDSIZE_256 0x00000500 /* Transfer Word Size = 32 */ +#define DMA2D 0x04000000 /* DMA Mode (2D/1D*) */ +#define RESTART 0x00000004 /* DMA Buffer Clear SYNC */ +#define DI_EN_X 0x00100000 /* Data Interrupt Enable in X count */ +#define DI_EN_Y 0x00200000 /* Data Interrupt Enable in Y count */ +#define DI_EN_P 0x00300000 /* Data Interrupt Enable in Peripheral */ +#define DI_EN DI_EN_X /* Data Interrupt Enable */ +#define NDSIZE_0 0x00000000 /* Next Descriptor Size = 1 */ +#define NDSIZE_1 0x00010000 /* Next Descriptor Size = 2 */ +#define NDSIZE_2 0x00020000 /* Next Descriptor Size = 3 */ +#define NDSIZE_3 0x00030000 /* Next Descriptor Size = 4 */ +#define NDSIZE_4 0x00040000 /* Next Descriptor Size = 5 */ +#define NDSIZE_5 0x00050000 /* Next Descriptor Size = 6 */ +#define NDSIZE_6 0x00060000 /* Next Descriptor Size = 7 */ +#define NDSIZE 0x00070000 /* Next Descriptor Size */ +#define NDSIZE_OFFSET 16 /* Next Descriptor Size Offset */ +#define DMAFLOW_LIST 0x00004000 /* Descriptor List Mode */ +#define DMAFLOW_LARGE DMAFLOW_LIST +#define DMAFLOW_ARRAY 0x00005000 /* Descriptor Array Mode */ +#define DMAFLOW_LIST_DEMAND 0x00006000 /* Descriptor Demand List Mode */ +#define DMAFLOW_ARRAY_DEMAND 0x00007000 /* Descriptor Demand Array Mode */ +#define DMA_RUN_DFETCH 0x00000100 /* DMA Channel Running Indicator (DFETCH) */ +#define DMA_RUN 0x00000200 /* DMA Channel Running Indicator */ +#define DMA_RUN_WAIT_TRIG 0x00000300 /* DMA Channel Running Indicator (WAIT TRIG) */ +#define DMA_RUN_WAIT_ACK 0x00000400 /* DMA Channel Running Indicator (WAIT ACK) */ + +#else + +#define PSIZE_16 0x0000 /* Transfer Word Size = 16 */ +#define PSIZE_32 0x0000 /* Transfer Word Size = 32 */ +#define WDSIZE_16 0x0004 /* Transfer Word Size = 16 */ +#define WDSIZE_32 0x0008 /* Transfer Word Size = 32 */ +#define DMA2D 0x0010 /* DMA Mode (2D/1D*) */ +#define RESTART 0x0020 /* DMA Buffer Clear */ +#define DI_SEL 0x0040 /* Data Interrupt Timing Select */ +#define DI_EN 0x0080 /* Data Interrupt Enable */ +#define DI_EN_X 0x00C0 /* Data Interrupt Enable in X count*/ +#define DI_EN_Y 0x0080 /* Data Interrupt Enable in Y count*/ +#define NDSIZE_0 0x0000 /* Next Descriptor Size = 0 (Stop/Autobuffer) */ +#define NDSIZE_1 0x0100 /* Next Descriptor Size = 1 */ +#define NDSIZE_2 0x0200 /* Next Descriptor Size = 2 */ +#define NDSIZE_3 0x0300 /* Next Descriptor Size = 3 */ +#define NDSIZE_4 0x0400 /* Next Descriptor Size = 4 */ +#define NDSIZE_5 0x0500 /* Next Descriptor Size = 5 */ +#define NDSIZE_6 0x0600 /* Next Descriptor Size = 6 */ +#define NDSIZE_7 0x0700 /* Next Descriptor Size = 7 */ +#define NDSIZE_8 0x0800 /* Next Descriptor Size = 8 */ +#define NDSIZE_9 0x0900 /* Next Descriptor Size = 9 */ +#define NDSIZE 0x0f00 /* Next Descriptor Size */ +#define NDSIZE_OFFSET 8 /* Next Descriptor Size Offset */ +#define DMAFLOW_ARRAY 0x4000 /* Descriptor Array Mode */ +#define DMAFLOW_SMALL 0x6000 /* Small Model Descriptor List Mode */ +#define DMAFLOW_LARGE 0x7000 /* Large Model Descriptor List Mode */ +#define DFETCH 0x0004 /* DMA Descriptor Fetch Indicator */ +#define DMA_RUN 0x0008 /* DMA Channel Running Indicator */ + +#endif +#define DMAFLOW 0x7000 /* Flow Control */ +#define DMAFLOW_STOP 0x0000 /* Stop Mode */ +#define DMAFLOW_AUTO 0x1000 /* Autobuffer Mode */ + +/* DMA_IRQ_STATUS Masks */ +#define DMA_DONE 0x0001 /* DMA Completion Interrupt Status */ +#define DMA_ERR 0x0002 /* DMA Error Interrupt Status */ +#ifdef CONFIG_BF60x +#define DMA_PIRQ 0x0004 /* DMA Peripheral Error Interrupt Status */ +#else +#define DMA_PIRQ 0 +#endif + +/* + * All Blackfin system MMRs are padded to 32bits even if the register + * itself is only 16bits. So use a helper macro to streamline this. + */ +#define __BFP(m) u16 m; u16 __pad_##m + +/* + * bfin dma registers layout + */ +struct bfin_dma_regs { + u32 next_desc_ptr; + u32 start_addr; +#ifdef CONFIG_BF60x + u32 cfg; + u32 x_count; + u32 x_modify; + u32 y_count; + u32 y_modify; + u32 pad1; + u32 pad2; + u32 curr_desc_ptr; + u32 prev_desc_ptr; + u32 curr_addr; + u32 irq_status; + u32 curr_x_count; + u32 curr_y_count; + u32 pad3; + u32 bw_limit_count; + u32 curr_bw_limit_count; + u32 bw_monitor_count; + u32 curr_bw_monitor_count; +#else + __BFP(config); + u32 __pad0; + __BFP(x_count); + __BFP(x_modify); + __BFP(y_count); + __BFP(y_modify); + u32 curr_desc_ptr; + u32 curr_addr; + __BFP(irq_status); + __BFP(peripheral_map); + __BFP(curr_x_count); + u32 __pad1; + __BFP(curr_y_count); + u32 __pad2; +#endif +}; + +#ifndef CONFIG_BF60x +/* + * bfin handshake mdma registers layout + */ +struct bfin_hmdma_regs { + __BFP(control); + __BFP(ecinit); + __BFP(bcinit); + __BFP(ecurgent); + __BFP(ecoverflow); + __BFP(ecount); + __BFP(bcount); +}; +#endif + +#undef __BFP + +#endif diff --git a/arch/blackfin/include/asm/bfin_pfmon.h b/arch/blackfin/include/asm/bfin_pfmon.h new file mode 100644 index 00000000000..bf52e1f3225 --- /dev/null +++ b/arch/blackfin/include/asm/bfin_pfmon.h @@ -0,0 +1,44 @@ +/* + * Blackfin Performance Monitor definitions + * + * Copyright 2005-2011 Analog Devices Inc. + * + * Licensed under the Clear BSD license or GPL-2 (or later). + */ + +#ifndef __ASM_BFIN_PFMON_H__ +#define __ASM_BFIN_PFMON_H__ + +/* PFCTL Masks */ +#define PFMON_MASK 0xff +#define PFCEN_MASK 0x3 +#define PFCEN_DISABLE 0x0 +#define PFCEN_ENABLE_USER 0x1 +#define PFCEN_ENABLE_SUPV 0x2 +#define PFCEN_ENABLE_ALL (PFCEN_ENABLE_USER | PFCEN_ENABLE_SUPV) + +#define PFPWR_P 0 +#define PEMUSW0_P 2 +#define PFCEN0_P 3 +#define PFMON0_P 5 +#define PEMUSW1_P 13 +#define PFCEN1_P 14 +#define PFMON1_P 16 +#define PFCNT0_P 24 +#define PFCNT1_P 25 + +#define PFPWR (1 << PFPWR_P) +#define PEMUSW(n, x) ((x) << ((n) ? PEMUSW1_P : PEMUSW0_P)) +#define PEMUSW0 PEMUSW(0, 1) +#define PEMUSW1 PEMUSW(1, 1) +#define PFCEN(n, x) ((x) << ((n) ? PFCEN1_P : PFCEN0_P)) +#define PFCEN0 PFCEN(0, PFCEN_MASK) +#define PFCEN1 PFCEN(1, PFCEN_MASK) +#define PFCNT(n, x) ((x) << ((n) ? PFCNT1_P : PFCNT0_P)) +#define PFCNT0 PFCNT(0, 1) +#define PFCNT1 PFCNT(1, 1) +#define PFMON(n, x) ((x) << ((n) ? PFMON1_P : PFMON0_P)) +#define PFMON0 PFMON(0, PFMON_MASK) +#define PFMON1 PFMON(1, PFMON_MASK) + +#endif diff --git a/arch/blackfin/include/asm/bfin_ppi.h b/arch/blackfin/include/asm/bfin_ppi.h index 3be05faa2c6..a4e872e16e7 100644 --- a/arch/blackfin/include/asm/bfin_ppi.h +++ b/arch/blackfin/include/asm/bfin_ppi.h @@ -10,6 +10,7 @@ #define __ASM_BFIN_PPI_H__ #include <linux/types.h> +#include <asm/blackfin.h> /* * All Blackfin system MMRs are padded to 32bits even if the register @@ -48,6 +49,133 @@ struct bfin_eppi_regs { u32 clip; }; +/* + * bfin eppi3 registers layout + */ +struct bfin_eppi3_regs { + u32 stat; + u32 hcnt; + u32 hdly; + u32 vcnt; + u32 vdly; + u32 frame; + u32 line; + u32 clkdiv; + u32 ctl; + u32 fs1_wlhb; + u32 fs1_paspl; + u32 fs2_wlvb; + u32 fs2_palpf; + u32 imsk; + u32 oddclip; + u32 evenclip; + u32 fs1_dly; + u32 fs2_dly; + u32 ctl2; +}; + #undef __BFP +#ifdef EPPI0_CTL2 +#define EPPI_STAT_CFIFOERR 0x00000001 /* Chroma FIFO Error */ +#define EPPI_STAT_YFIFOERR 0x00000002 /* Luma FIFO Error */ +#define EPPI_STAT_LTERROVR 0x00000004 /* Line Track Overflow */ +#define EPPI_STAT_LTERRUNDR 0x00000008 /* Line Track Underflow */ +#define EPPI_STAT_FTERROVR 0x00000010 /* Frame Track Overflow */ +#define EPPI_STAT_FTERRUNDR 0x00000020 /* Frame Track Underflow */ +#define EPPI_STAT_ERRNCOR 0x00000040 /* Preamble Error Not Corrected */ +#define EPPI_STAT_PXPERR 0x00000080 /* PxP Ready Error */ +#define EPPI_STAT_ERRDET 0x00004000 /* Preamble Error Detected */ +#define EPPI_STAT_FLD 0x00008000 /* Current Field Received by EPPI */ + +#define EPPI_HCNT_VALUE 0x0000FFFF /* Holds the number of samples to read in or write out per line, after PPIx_HDLY number of cycles have expired since the last assertion of PPIx_FS1 */ + +#define EPPI_HDLY_VALUE 0x0000FFFF /* Number of PPIx_CLK cycles to delay after assertion of PPIx_FS1 before starting to read or write data */ + +#define EPPI_VCNT_VALUE 0x0000FFFF /* Holds the number of lines to read in or write out, after PPIx_VDLY number of lines from the start of frame */ + +#define EPPI_VDLY_VALUE 0x0000FFFF /* Number of lines to wait after the start of a new frame before starting to read/transmit data */ + +#define EPPI_FRAME_VALUE 0x0000FFFF /* Holds the number of lines expected per frame of data */ + +#define EPPI_LINE_VALUE 0x0000FFFF /* Holds the number of samples expected per line */ + +#define EPPI_CLKDIV_VALUE 0x0000FFFF /* Internal clock divider */ + +#define EPPI_CTL_EN 0x00000001 /* PPI Enable */ +#define EPPI_CTL_DIR 0x00000002 /* PPI Direction */ +#define EPPI_CTL_XFRTYPE 0x0000000C /* PPI Operating Mode */ +#define EPPI_CTL_ACTIVE656 0x00000000 /* XFRTYPE: ITU656 Active Video Only Mode */ +#define EPPI_CTL_ENTIRE656 0x00000004 /* XFRTYPE: ITU656 Entire Field Mode */ +#define EPPI_CTL_VERT656 0x00000008 /* XFRTYPE: ITU656 Vertical Blanking Only Mode */ +#define EPPI_CTL_NON656 0x0000000C /* XFRTYPE: Non-ITU656 Mode (GP Mode) */ +#define EPPI_CTL_FSCFG 0x00000030 /* Frame Sync Configuration */ +#define EPPI_CTL_SYNC0 0x00000000 /* FSCFG: Sync Mode 0 */ +#define EPPI_CTL_SYNC1 0x00000010 /* FSCFG: Sync Mode 1 */ +#define EPPI_CTL_SYNC2 0x00000020 /* FSCFG: Sync Mode 2 */ +#define EPPI_CTL_SYNC3 0x00000030 /* FSCFG: Sync Mode 3 */ +#define EPPI_CTL_FLDSEL 0x00000040 /* Field Select/Trigger */ +#define EPPI_CTL_ITUTYPE 0x00000080 /* ITU Interlace or Progressive */ +#define EPPI_CTL_BLANKGEN 0x00000100 /* ITU Output Mode with Internal Blanking Generation */ +#define EPPI_CTL_ICLKGEN 0x00000200 /* Internal Clock Generation */ +#define EPPI_CTL_IFSGEN 0x00000400 /* Internal Frame Sync Generation */ +#define EPPI_CTL_SIGNEXT 0x00000800 /* Sign Extension */ +#define EPPI_CTL_POLC 0x00003000 /* Frame Sync and Data Driving and Sampling Edges */ +#define EPPI_CTL_POLC0 0x00000000 /* POLC: Clock/Sync polarity mode 0 */ +#define EPPI_CTL_POLC1 0x00001000 /* POLC: Clock/Sync polarity mode 1 */ +#define EPPI_CTL_POLC2 0x00002000 /* POLC: Clock/Sync polarity mode 2 */ +#define EPPI_CTL_POLC3 0x00003000 /* POLC: Clock/Sync polarity mode 3 */ +#define EPPI_CTL_POLS 0x0000C000 /* Frame Sync Polarity */ +#define EPPI_CTL_FS1HI_FS2HI 0x00000000 /* POLS: FS1 and FS2 are active high */ +#define EPPI_CTL_FS1LO_FS2HI 0x00004000 /* POLS: FS1 is active low. FS2 is active high */ +#define EPPI_CTL_FS1HI_FS2LO 0x00008000 /* POLS: FS1 is active high. FS2 is active low */ +#define EPPI_CTL_FS1LO_FS2LO 0x0000C000 /* POLS: FS1 and FS2 are active low */ +#define EPPI_CTL_DLEN 0x00070000 /* Data Length */ +#define EPPI_CTL_DLEN08 0x00000000 /* DLEN: 8 bits */ +#define EPPI_CTL_DLEN10 0x00010000 /* DLEN: 10 bits */ +#define EPPI_CTL_DLEN12 0x00020000 /* DLEN: 12 bits */ +#define EPPI_CTL_DLEN14 0x00030000 /* DLEN: 14 bits */ +#define EPPI_CTL_DLEN16 0x00040000 /* DLEN: 16 bits */ +#define EPPI_CTL_DLEN18 0x00050000 /* DLEN: 18 bits */ +#define EPPI_CTL_DLEN20 0x00060000 /* DLEN: 20 bits */ +#define EPPI_CTL_DLEN24 0x00070000 /* DLEN: 24 bits */ +#define EPPI_CTL_DMIRR 0x00080000 /* Data Mirroring */ +#define EPPI_CTL_SKIPEN 0x00100000 /* Skip Enable */ +#define EPPI_CTL_SKIPEO 0x00200000 /* Skip Even or Odd */ +#define EPPI_CTL_PACKEN 0x00400000 /* Pack/Unpack Enable */ +#define EPPI_CTL_SWAPEN 0x00800000 /* Swap Enable */ +#define EPPI_CTL_SPLTEO 0x01000000 /* Split Even and Odd Data Samples */ +#define EPPI_CTL_SUBSPLTODD 0x02000000 /* Sub-Split Odd Samples */ +#define EPPI_CTL_SPLTWRD 0x04000000 /* Split Word */ +#define EPPI_CTL_RGBFMTEN 0x08000000 /* RGB Formatting Enable */ +#define EPPI_CTL_DMACFG 0x10000000 /* One or Two DMA Channels Mode */ +#define EPPI_CTL_DMAFINEN 0x20000000 /* DMA Finish Enable */ +#define EPPI_CTL_MUXSEL 0x40000000 /* MUX Select */ +#define EPPI_CTL_CLKGATEN 0x80000000 /* Clock Gating Enable */ + +#define EPPI_FS2_WLVB_F2VBAD 0xFF000000 /* In GP transmit mode with BLANKGEN = 1, contains number of lines of vertical blanking after field 2 */ +#define EPPI_FS2_WLVB_F2VBBD 0x00FF0000 /* In GP transmit mode with BLANKGEN = 1, contains number of lines of vertical blanking before field 2 */ +#define EPPI_FS2_WLVB_F1VBAD 0x0000FF00 /* In GP transmit mode with, BLANKGEN = 1, contains number of lines of vertical blanking after field 1 */ +#define EPPI_FS2_WLVB_F1VBBD 0x000000FF /* In GP 2, or 3 FS modes used to generate PPIx_FS2 width (32-bit). In GP Transmit mode, with BLANKGEN=1, contains the number of lines of Vertical blanking before field 1. */ + +#define EPPI_FS2_PALPF_F2ACT 0xFFFF0000 /* Number of lines of Active Data in Field 2 */ +#define EPPI_FS2_PALPF_F1ACT 0x0000FFFF /* Number of lines of Active Data in Field 1 */ + +#define EPPI_IMSK_CFIFOERR 0x00000001 /* Mask CFIFO Underflow or Overflow Error Interrupt */ +#define EPPI_IMSK_YFIFOERR 0x00000002 /* Mask YFIFO Underflow or Overflow Error Interrupt */ +#define EPPI_IMSK_LTERROVR 0x00000004 /* Mask Line Track Overflow Error Interrupt */ +#define EPPI_IMSK_LTERRUNDR 0x00000008 /* Mask Line Track Underflow Error Interrupt */ +#define EPPI_IMSK_FTERROVR 0x00000010 /* Mask Frame Track Overflow Error Interrupt */ +#define EPPI_IMSK_FTERRUNDR 0x00000020 /* Mask Frame Track Underflow Error Interrupt */ +#define EPPI_IMSK_ERRNCOR 0x00000040 /* Mask ITU Preamble Error Not Corrected Interrupt */ +#define EPPI_IMSK_PXPERR 0x00000080 /* Mask PxP Ready Error Interrupt */ + +#define EPPI_ODDCLIP_HIGHODD 0xFFFF0000 +#define EPPI_ODDCLIP_LOWODD 0x0000FFFF + +#define EPPI_EVENCLIP_HIGHEVEN 0xFFFF0000 +#define EPPI_EVENCLIP_LOWEVEN 0x0000FFFF + +#define EPPI_CTL2_FS1FINEN 0x00000002 /* HSYNC Finish Enable */ +#endif #endif diff --git a/arch/blackfin/include/asm/bfin_rotary.h b/arch/blackfin/include/asm/bfin_rotary.h index 0b6910bdc57..8895a750c70 100644 --- a/arch/blackfin/include/asm/bfin_rotary.h +++ b/arch/blackfin/include/asm/bfin_rotary.h @@ -39,6 +39,7 @@ struct bfin_rotary_platform_data { unsigned int rotary_rel_code; unsigned short debounce; /* 0..17 */ unsigned short mode; + unsigned short pm_wakeup; }; /* CNT_CONFIG bitmasks */ diff --git a/arch/blackfin/include/asm/bfin_sdh.h b/arch/blackfin/include/asm/bfin_sdh.h index 6a4cfe2d336..a99957ea9e9 100644 --- a/arch/blackfin/include/asm/bfin_sdh.h +++ b/arch/blackfin/include/asm/bfin_sdh.h @@ -24,18 +24,27 @@ struct bfin_sd_host { #define CMD_INT_E (1 << 8) /* Command Interrupt */ #define CMD_PEND_E (1 << 9) /* Command Pending */ #define CMD_E (1 << 10) /* Command Enable */ +#ifdef RSI_BLKSZ +#define CMD_CRC_CHECK_D (1 << 11) /* CRC Check is disabled */ +#define CMD_DATA0_BUSY (1 << 12) /* Check for Busy State on the DATA0 pin */ +#endif /* SDH_PWR_CTL bitmasks */ +#ifndef RSI_BLKSZ #define PWR_ON 0x3 /* Power On */ #define SD_CMD_OD (1 << 6) /* Open Drain Output */ #define ROD_CTL (1 << 7) /* Rod Control */ +#endif /* SDH_CLK_CTL bitmasks */ #define CLKDIV 0xff /* MC_CLK Divisor */ #define CLK_E (1 << 8) /* MC_CLK Bus Clock Enable */ #define PWR_SV_E (1 << 9) /* Power Save Enable */ #define CLKDIV_BYPASS (1 << 10) /* Bypass Divisor */ -#define WIDE_BUS (1 << 11) /* Wide Bus Mode Enable */ +#define BUS_MODE_MASK 0x1800 /* Bus Mode Mask */ +#define STD_BUS_1 0x000 /* Standard Bus 1 bit mode */ +#define WIDE_BUS_4 0x800 /* Wide Bus 4 bit mode */ +#define BYTE_BUS_8 0x1000 /* Byte Bus 8 bit mode */ /* SDH_RESP_CMD bitmasks */ #define RESP_CMD 0x3f /* Response Command */ @@ -45,7 +54,13 @@ struct bfin_sd_host { #define DTX_DIR (1 << 1) /* Data Transfer Direction */ #define DTX_MODE (1 << 2) /* Data Transfer Mode */ #define DTX_DMA_E (1 << 3) /* Data Transfer DMA Enable */ +#ifndef RSI_BLKSZ #define DTX_BLK_LGTH (0xf << 4) /* Data Transfer Block Length */ +#else + +/* Bit masks for SDH_BLK_SIZE */ +#define DTX_BLK_LGTH 0x1fff /* Data Transfer Block Length */ +#endif /* SDH_STATUS bitmasks */ #define CMD_CRC_FAIL (1 << 0) /* CMD CRC Fail */ @@ -114,10 +129,14 @@ struct bfin_sd_host { /* SDH_E_STATUS bitmasks */ #define SDIO_INT_DET (1 << 1) /* SDIO Int Detected */ #define SD_CARD_DET (1 << 4) /* SD Card Detect */ +#define SD_CARD_BUSYMODE (1 << 31) /* Card is in Busy mode */ +#define SD_CARD_SLPMODE (1 << 30) /* Card in Sleep Mode */ +#define SD_CARD_READY (1 << 17) /* Card Ready */ /* SDH_E_MASK bitmasks */ #define SDIO_MSK (1 << 1) /* Mask SDIO Int Detected */ -#define SCD_MSK (1 << 6) /* Mask Card Detect */ +#define SCD_MSK (1 << 4) /* Mask Card Detect */ +#define CARD_READY_MSK (1 << 16) /* Mask Card Ready */ /* SDH_CFG bitmasks */ #define CLKS_EN (1 << 0) /* Clocks Enable */ @@ -126,7 +145,15 @@ struct bfin_sd_host { #define SD_RST (1 << 4) /* SDMMC Reset */ #define PUP_SDDAT (1 << 5) /* Pull-up SD_DAT */ #define PUP_SDDAT3 (1 << 6) /* Pull-up SD_DAT3 */ +#ifndef RSI_BLKSZ #define PD_SDDAT3 (1 << 7) /* Pull-down SD_DAT3 */ +#else +#define PWR_ON 0x600 /* Power On */ +#define SD_CMD_OD (1 << 11) /* Open Drain Output */ +#define BOOT_EN (1 << 12) /* Boot Enable */ +#define BOOT_MODE (1 << 13) /* Alternate Boot Mode */ +#define BOOT_ACK_EN (1 << 14) /* Boot ACK is expected */ +#endif /* SDH_RD_WAIT_EN bitmasks */ #define RWR (1 << 0) /* Read Wait Request */ diff --git a/arch/blackfin/include/asm/bfin_serial.h b/arch/blackfin/include/asm/bfin_serial.h new file mode 100644 index 00000000000..2d90d62edc9 --- /dev/null +++ b/arch/blackfin/include/asm/bfin_serial.h @@ -0,0 +1,430 @@ +/* + * bfin_serial.h - Blackfin UART/Serial definitions + * + * Copyright 2006-2010 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef __BFIN_ASM_SERIAL_H__ +#define __BFIN_ASM_SERIAL_H__ + +#include <linux/serial_core.h> +#include <linux/spinlock.h> +#include <mach/anomaly.h> +#include <mach/bfin_serial.h> + +#if defined(CONFIG_BFIN_UART0_CTSRTS) || \ + defined(CONFIG_BFIN_UART1_CTSRTS) || \ + defined(CONFIG_BFIN_UART2_CTSRTS) || \ + defined(CONFIG_BFIN_UART3_CTSRTS) +# if defined(BFIN_UART_BF54X_STYLE) || defined(BFIN_UART_BF60X_STYLE) +# define CONFIG_SERIAL_BFIN_HARD_CTSRTS +# else +# define CONFIG_SERIAL_BFIN_CTSRTS +# endif +#endif + +struct circ_buf; +struct timer_list; +struct work_struct; + +struct bfin_serial_port { + struct uart_port port; + unsigned int old_status; + int tx_irq; + int rx_irq; + int status_irq; +#ifndef BFIN_UART_BF54X_STYLE + unsigned int lsr; +#endif +#ifdef CONFIG_SERIAL_BFIN_DMA + int tx_done; + int tx_count; + struct circ_buf rx_dma_buf; + struct timer_list rx_dma_timer; + int rx_dma_nrows; + spinlock_t rx_lock; + unsigned int tx_dma_channel; + unsigned int rx_dma_channel; + struct work_struct tx_dma_workqueue; +#elif ANOMALY_05000363 + unsigned int anomaly_threshold; +#endif +#if defined(CONFIG_SERIAL_BFIN_CTSRTS) || \ + defined(CONFIG_SERIAL_BFIN_HARD_CTSRTS) + int cts_pin; + int rts_pin; +#endif +}; + +#ifdef BFIN_UART_BF60X_STYLE + +/* UART_CTL Masks */ +#define UCEN 0x1 /* Enable UARTx Clocks */ +#define LOOP_ENA 0x2 /* Loopback Mode Enable */ +#define UMOD_MDB 0x10 /* Enable MDB Mode */ +#define UMOD_IRDA 0x20 /* Enable IrDA Mode */ +#define UMOD_MASK 0x30 /* Uart Mode Mask */ +#define WLS(x) (((x-5) & 0x03) << 8) /* Word Length Select */ +#define WLS_MASK 0x300 /* Word length Select Mask */ +#define WLS_OFFSET 8 /* Word length Select Offset */ +#define STB 0x1000 /* Stop Bits */ +#define STBH 0x2000 /* Half Stop Bits */ +#define PEN 0x4000 /* Parity Enable */ +#define EPS 0x8000 /* Even Parity Select */ +#define STP 0x10000 /* Stick Parity */ +#define FPE 0x20000 /* Force Parity Error On Transmit */ +#define FFE 0x40000 /* Force Framing Error On Transmit */ +#define SB 0x80000 /* Set Break */ +#define LCR_MASK (SB | STP | EPS | PEN | STB | WLS_MASK) +#define FCPOL 0x400000 /* Flow Control Pin Polarity */ +#define RPOLC 0x800000 /* IrDA RX Polarity Change */ +#define TPOLC 0x1000000 /* IrDA TX Polarity Change */ +#define MRTS 0x2000000 /* Manual Request To Send */ +#define XOFF 0x4000000 /* Transmitter Off */ +#define ARTS 0x8000000 /* Automatic Request To Send */ +#define ACTS 0x10000000 /* Automatic Clear To Send */ +#define RFIT 0x20000000 /* Receive FIFO IRQ Threshold */ +#define RFRT 0x40000000 /* Receive FIFO RTS Threshold */ + +/* UART_STAT Masks */ +#define DR 0x01 /* Data Ready */ +#define OE 0x02 /* Overrun Error */ +#define PE 0x04 /* Parity Error */ +#define FE 0x08 /* Framing Error */ +#define BI 0x10 /* Break Interrupt */ +#define THRE 0x20 /* THR Empty */ +#define TEMT 0x80 /* TSR and UART_THR Empty */ +#define TFI 0x100 /* Transmission Finished Indicator */ + +#define ASTKY 0x200 /* Address Sticky */ +#define ADDR 0x400 /* Address bit status */ +#define RO 0x800 /* Reception Ongoing */ +#define SCTS 0x1000 /* Sticky CTS */ +#define CTS 0x10000 /* Clear To Send */ +#define RFCS 0x20000 /* Receive FIFO Count Status */ + +/* UART_CLOCK Masks */ +#define EDBO 0x80000000 /* Enable Devide by One */ + +#else /* BFIN_UART_BF60X_STYLE */ + +/* UART_LCR Masks */ +#define WLS(x) (((x)-5) & 0x03) /* Word Length Select */ +#define WLS_MASK 0x03 /* Word length Select Mask */ +#define WLS_OFFSET 0 /* Word length Select Offset */ +#define STB 0x04 /* Stop Bits */ +#define PEN 0x08 /* Parity Enable */ +#define EPS 0x10 /* Even Parity Select */ +#define STP 0x20 /* Stick Parity */ +#define SB 0x40 /* Set Break */ +#define DLAB 0x80 /* Divisor Latch Access */ +#define LCR_MASK (SB | STP | EPS | PEN | STB | WLS_MASK) + +/* UART_LSR Masks */ +#define DR 0x01 /* Data Ready */ +#define OE 0x02 /* Overrun Error */ +#define PE 0x04 /* Parity Error */ +#define FE 0x08 /* Framing Error */ +#define BI 0x10 /* Break Interrupt */ +#define THRE 0x20 /* THR Empty */ +#define TEMT 0x40 /* TSR and UART_THR Empty */ +#define TFI 0x80 /* Transmission Finished Indicator */ + +/* UART_MCR Masks */ +#define XOFF 0x01 /* Transmitter Off */ +#define MRTS 0x02 /* Manual Request To Send */ +#define RFIT 0x04 /* Receive FIFO IRQ Threshold */ +#define RFRT 0x08 /* Receive FIFO RTS Threshold */ +#define LOOP_ENA 0x10 /* Loopback Mode Enable */ +#define FCPOL 0x20 /* Flow Control Pin Polarity */ +#define ARTS 0x40 /* Automatic Request To Send */ +#define ACTS 0x80 /* Automatic Clear To Send */ + +/* UART_MSR Masks */ +#define SCTS 0x01 /* Sticky CTS */ +#define CTS 0x10 /* Clear To Send */ +#define RFCS 0x20 /* Receive FIFO Count Status */ + +/* UART_GCTL Masks */ +#define UCEN 0x01 /* Enable UARTx Clocks */ +#define UMOD_IRDA 0x02 /* Enable IrDA Mode */ +#define UMOD_MASK 0x02 /* Uart Mode Mask */ +#define TPOLC 0x04 /* IrDA TX Polarity Change */ +#define RPOLC 0x08 /* IrDA RX Polarity Change */ +#define FPE 0x10 /* Force Parity Error On Transmit */ +#define FFE 0x20 /* Force Framing Error On Transmit */ + +#endif /* BFIN_UART_BF60X_STYLE */ + +/* UART_IER Masks */ +#define ERBFI 0x01 /* Enable Receive Buffer Full Interrupt */ +#define ETBEI 0x02 /* Enable Transmit Buffer Empty Interrupt */ +#define ELSI 0x04 /* Enable RX Status Interrupt */ +#define EDSSI 0x08 /* Enable Modem Status Interrupt */ +#define EDTPTI 0x10 /* Enable DMA Transmit PIRQ Interrupt */ +#define ETFI 0x20 /* Enable Transmission Finished Interrupt */ +#define ERFCI 0x40 /* Enable Receive FIFO Count Interrupt */ + +#if defined(BFIN_UART_BF60X_STYLE) +# define OFFSET_REDIV 0x00 /* Version ID Register */ +# define OFFSET_CTL 0x04 /* Control Register */ +# define OFFSET_STAT 0x08 /* Status Register */ +# define OFFSET_SCR 0x0C /* SCR Scratch Register */ +# define OFFSET_CLK 0x10 /* Clock Rate Register */ +# define OFFSET_IER 0x14 /* Interrupt Enable Register */ +# define OFFSET_IER_SET 0x18 /* Set Interrupt Enable Register */ +# define OFFSET_IER_CLEAR 0x1C /* Clear Interrupt Enable Register */ +# define OFFSET_RBR 0x20 /* Receive Buffer register */ +# define OFFSET_THR 0x24 /* Transmit Holding register */ +#elif defined(BFIN_UART_BF54X_STYLE) +# define OFFSET_DLL 0x00 /* Divisor Latch (Low-Byte) */ +# define OFFSET_DLH 0x04 /* Divisor Latch (High-Byte) */ +# define OFFSET_GCTL 0x08 /* Global Control Register */ +# define OFFSET_LCR 0x0C /* Line Control Register */ +# define OFFSET_MCR 0x10 /* Modem Control Register */ +# define OFFSET_LSR 0x14 /* Line Status Register */ +# define OFFSET_MSR 0x18 /* Modem Status Register */ +# define OFFSET_SCR 0x1C /* SCR Scratch Register */ +# define OFFSET_IER_SET 0x20 /* Set Interrupt Enable Register */ +# define OFFSET_IER_CLEAR 0x24 /* Clear Interrupt Enable Register */ +# define OFFSET_THR 0x28 /* Transmit Holding register */ +# define OFFSET_RBR 0x2C /* Receive Buffer register */ +#else /* BF533 style */ +# define OFFSET_THR 0x00 /* Transmit Holding register */ +# define OFFSET_RBR 0x00 /* Receive Buffer register */ +# define OFFSET_DLL 0x00 /* Divisor Latch (Low-Byte) */ +# define OFFSET_DLH 0x04 /* Divisor Latch (High-Byte) */ +# define OFFSET_IER 0x04 /* Interrupt Enable Register */ +# define OFFSET_IIR 0x08 /* Interrupt Identification Register */ +# define OFFSET_LCR 0x0C /* Line Control Register */ +# define OFFSET_MCR 0x10 /* Modem Control Register */ +# define OFFSET_LSR 0x14 /* Line Status Register */ +# define OFFSET_MSR 0x18 /* Modem Status Register */ +# define OFFSET_SCR 0x1C /* SCR Scratch Register */ +# define OFFSET_GCTL 0x24 /* Global Control Register */ +/* code should not need IIR, so force build error if they use it */ +# undef OFFSET_IIR +#endif + +/* + * All Blackfin system MMRs are padded to 32bits even if the register + * itself is only 16bits. So use a helper macro to streamline this. + */ +#define __BFP(m) u16 m; u16 __pad_##m +struct bfin_uart_regs { +#if defined(BFIN_UART_BF60X_STYLE) + u32 revid; + u32 ctl; + u32 stat; + u32 scr; + u32 clk; + u32 ier; + u32 ier_set; + u32 ier_clear; + u32 rbr; + u32 thr; + u32 taip; + u32 tsr; + u32 rsr; + u32 txdiv; + u32 rxdiv; +#elif defined(BFIN_UART_BF54X_STYLE) + __BFP(dll); + __BFP(dlh); + __BFP(gctl); + __BFP(lcr); + __BFP(mcr); + __BFP(lsr); + __BFP(msr); + __BFP(scr); + __BFP(ier_set); + __BFP(ier_clear); + __BFP(thr); + __BFP(rbr); +#else + union { + u16 dll; + u16 thr; + const u16 rbr; + }; + const u16 __pad0; + union { + u16 dlh; + u16 ier; + }; + const u16 __pad1; + const __BFP(iir); + __BFP(lcr); + __BFP(mcr); + __BFP(lsr); + __BFP(msr); + __BFP(scr); + const u32 __pad2; + __BFP(gctl); +#endif +}; +#undef __BFP + +#define port_membase(uart) (((struct bfin_serial_port *)(uart))->port.membase) + +/* +#ifndef port_membase +# define port_membase(p) 0 +#endif +*/ +#ifdef BFIN_UART_BF60X_STYLE + +#define UART_GET_CHAR(p) bfin_read32(port_membase(p) + OFFSET_RBR) +#define UART_GET_CLK(p) bfin_read32(port_membase(p) + OFFSET_CLK) +#define UART_GET_CTL(p) bfin_read32(port_membase(p) + OFFSET_CTL) +#define UART_GET_GCTL(p) UART_GET_CTL(p) +#define UART_GET_LCR(p) UART_GET_CTL(p) +#define UART_GET_MCR(p) UART_GET_CTL(p) +#if ANOMALY_16000030 +#define UART_GET_STAT(p) \ +({ \ + u32 __ret; \ + unsigned long flags; \ + flags = hard_local_irq_save(); \ + __ret = bfin_read32(port_membase(p) + OFFSET_STAT); \ + hard_local_irq_restore(flags); \ + __ret; \ +}) +#else +#define UART_GET_STAT(p) bfin_read32(port_membase(p) + OFFSET_STAT) +#endif +#define UART_GET_MSR(p) UART_GET_STAT(p) + +#define UART_PUT_CHAR(p, v) bfin_write32(port_membase(p) + OFFSET_THR, v) +#define UART_PUT_CLK(p, v) bfin_write32(port_membase(p) + OFFSET_CLK, v) +#define UART_PUT_CTL(p, v) bfin_write32(port_membase(p) + OFFSET_CTL, v) +#define UART_PUT_GCTL(p, v) UART_PUT_CTL(p, v) +#define UART_PUT_LCR(p, v) UART_PUT_CTL(p, v) +#define UART_PUT_MCR(p, v) UART_PUT_CTL(p, v) +#define UART_PUT_STAT(p, v) bfin_write32(port_membase(p) + OFFSET_STAT, v) + +#define UART_CLEAR_IER(p, v) bfin_write32(port_membase(p) + OFFSET_IER_CLEAR, v) +#define UART_GET_IER(p) bfin_read32(port_membase(p) + OFFSET_IER) +#define UART_SET_IER(p, v) bfin_write32(port_membase(p) + OFFSET_IER_SET, v) + +#define UART_CLEAR_DLAB(p) /* MMRs not muxed on BF60x */ +#define UART_SET_DLAB(p) /* MMRs not muxed on BF60x */ + +#define UART_CLEAR_LSR(p) UART_PUT_STAT(p, -1) +#define UART_GET_LSR(p) UART_GET_STAT(p) +#define UART_PUT_LSR(p, v) UART_PUT_STAT(p, v) + +/* This handles hard CTS/RTS */ +#define BFIN_UART_CTSRTS_HARD +#define UART_CLEAR_SCTS(p) UART_PUT_STAT(p, SCTS) +#define UART_GET_CTS(x) (UART_GET_MSR(x) & CTS) +#define UART_DISABLE_RTS(x) UART_PUT_MCR(x, UART_GET_MCR(x) & ~(ARTS | MRTS)) +#define UART_ENABLE_RTS(x) UART_PUT_MCR(x, UART_GET_MCR(x) | MRTS | ARTS) +#define UART_ENABLE_INTS(x, v) UART_SET_IER(x, v) +#define UART_DISABLE_INTS(x) UART_CLEAR_IER(x, 0xF) + +#else /* BFIN_UART_BF60X_STYLE */ + +#define UART_GET_CHAR(p) bfin_read16(port_membase(p) + OFFSET_RBR) +#define UART_GET_DLL(p) bfin_read16(port_membase(p) + OFFSET_DLL) +#define UART_GET_DLH(p) bfin_read16(port_membase(p) + OFFSET_DLH) +#define UART_GET_CLK(p) ((UART_GET_DLH(p) << 8) | UART_GET_DLL(p)) +#define UART_GET_GCTL(p) bfin_read16(port_membase(p) + OFFSET_GCTL) +#define UART_GET_LCR(p) bfin_read16(port_membase(p) + OFFSET_LCR) +#define UART_GET_MCR(p) bfin_read16(port_membase(p) + OFFSET_MCR) +#define UART_GET_MSR(p) bfin_read16(port_membase(p) + OFFSET_MSR) + +#define UART_PUT_CHAR(p, v) bfin_write16(port_membase(p) + OFFSET_THR, v) +#define UART_PUT_DLL(p, v) bfin_write16(port_membase(p) + OFFSET_DLL, v) +#define UART_PUT_DLH(p, v) bfin_write16(port_membase(p) + OFFSET_DLH, v) +#define UART_PUT_CLK(p, v) do \ +{\ +UART_PUT_DLL(p, v & 0xFF); \ +UART_PUT_DLH(p, (v >> 8) & 0xFF); } while (0); + +#define UART_PUT_GCTL(p, v) bfin_write16(port_membase(p) + OFFSET_GCTL, v) +#define UART_PUT_LCR(p, v) bfin_write16(port_membase(p) + OFFSET_LCR, v) +#define UART_PUT_MCR(p, v) bfin_write16(port_membase(p) + OFFSET_MCR, v) + +#ifdef BFIN_UART_BF54X_STYLE + +#define UART_CLEAR_IER(p, v) bfin_write16(port_membase(p) + OFFSET_IER_CLEAR, v) +#define UART_GET_IER(p) bfin_read16(port_membase(p) + OFFSET_IER_SET) +#define UART_SET_IER(p, v) bfin_write16(port_membase(p) + OFFSET_IER_SET, v) + +#define UART_CLEAR_DLAB(p) /* MMRs not muxed on BF54x */ +#define UART_SET_DLAB(p) /* MMRs not muxed on BF54x */ + +#define UART_CLEAR_LSR(p) bfin_write16(port_membase(p) + OFFSET_LSR, -1) +#define UART_GET_LSR(p) bfin_read16(port_membase(p) + OFFSET_LSR) +#define UART_PUT_LSR(p, v) bfin_write16(port_membase(p) + OFFSET_LSR, v) + +/* This handles hard CTS/RTS */ +#define BFIN_UART_CTSRTS_HARD +#define UART_CLEAR_SCTS(p) bfin_write16((port_membase(p) + OFFSET_MSR), SCTS) +#define UART_GET_CTS(x) (UART_GET_MSR(x) & CTS) +#define UART_DISABLE_RTS(x) UART_PUT_MCR(x, UART_GET_MCR(x) & ~(ARTS | MRTS)) +#define UART_ENABLE_RTS(x) UART_PUT_MCR(x, UART_GET_MCR(x) | MRTS | ARTS) +#define UART_ENABLE_INTS(x, v) UART_SET_IER(x, v) +#define UART_DISABLE_INTS(x) UART_CLEAR_IER(x, 0xF) + +#else /* BF533 style */ + +#define UART_CLEAR_IER(p, v) UART_PUT_IER(p, UART_GET_IER(p) & ~(v)) +#define UART_GET_IER(p) bfin_read16(port_membase(p) + OFFSET_IER) +#define UART_PUT_IER(p, v) bfin_write16(port_membase(p) + OFFSET_IER, v) +#define UART_SET_IER(p, v) UART_PUT_IER(p, UART_GET_IER(p) | (v)) + +#define UART_CLEAR_DLAB(p) do { UART_PUT_LCR(p, UART_GET_LCR(p) & ~DLAB); SSYNC(); } while (0) +#define UART_SET_DLAB(p) do { UART_PUT_LCR(p, UART_GET_LCR(p) | DLAB); SSYNC(); } while (0) + +#define get_lsr_cache(uart) (((struct bfin_serial_port *)(uart))->lsr) +#define put_lsr_cache(uart, v) (((struct bfin_serial_port *)(uart))->lsr = (v)) + +/* +#ifndef put_lsr_cache +# define put_lsr_cache(p, v) +#endif +#ifndef get_lsr_cache +# define get_lsr_cache(p) 0 +#endif +*/ + +/* The hardware clears the LSR bits upon read, so we need to cache + * some of the more fun bits in software so they don't get lost + * when checking the LSR in other code paths (TX). + */ +static inline void UART_CLEAR_LSR(void *p) +{ + put_lsr_cache(p, 0); + bfin_write16(port_membase(p) + OFFSET_LSR, -1); +} +static inline unsigned int UART_GET_LSR(void *p) +{ + unsigned int lsr = bfin_read16(port_membase(p) + OFFSET_LSR); + put_lsr_cache(p, get_lsr_cache(p) | (lsr & (BI|FE|PE|OE))); + return lsr | get_lsr_cache(p); +} +static inline void UART_PUT_LSR(void *p, uint16_t val) +{ + put_lsr_cache(p, get_lsr_cache(p) & ~val); +} + +/* This handles soft CTS/RTS */ +#define UART_GET_CTS(x) gpio_get_value((x)->cts_pin) +#define UART_DISABLE_RTS(x) gpio_set_value((x)->rts_pin, 1) +#define UART_ENABLE_RTS(x) gpio_set_value((x)->rts_pin, 0) +#define UART_ENABLE_INTS(x, v) UART_PUT_IER(x, v) +#define UART_DISABLE_INTS(x) UART_PUT_IER(x, 0) + +#endif /* BFIN_UART_BF54X_STYLE */ + +#endif /* BFIN_UART_BF60X_STYLE */ + +#ifndef BFIN_UART_TX_FIFO_SIZE +# define BFIN_UART_TX_FIFO_SIZE 2 +#endif + +#endif /* __BFIN_ASM_SERIAL_H__ */ diff --git a/arch/blackfin/include/asm/bfin_simple_timer.h b/arch/blackfin/include/asm/bfin_simple_timer.h index 5248c133bc6..b2d5e733079 100644 --- a/arch/blackfin/include/asm/bfin_simple_timer.h +++ b/arch/blackfin/include/asm/bfin_simple_timer.h @@ -11,9 +11,17 @@ #define BFIN_SIMPLE_TIMER_IOCTL_MAGIC 't' -#define BFIN_SIMPLE_TIMER_SET_PERIOD _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 2) -#define BFIN_SIMPLE_TIMER_START _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 6) -#define BFIN_SIMPLE_TIMER_STOP _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 8) -#define BFIN_SIMPLE_TIMER_READ _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 10) +#define BFIN_SIMPLE_TIMER_SET_PERIOD _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 2) +#define BFIN_SIMPLE_TIMER_SET_WIDTH _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 3) +#define BFIN_SIMPLE_TIMER_SET_MODE _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 4) +#define BFIN_SIMPLE_TIMER_START _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 6) +#define BFIN_SIMPLE_TIMER_STOP _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 8) +#define BFIN_SIMPLE_TIMER_READ _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 10) +#define BFIN_SIMPLE_TIMER_READ_COUNTER _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 11) + +#define BFIN_SIMPLE_TIMER_MODE_PWM_ONESHOT 0 +#define BFIN_SIMPLE_TIMER_MODE_PWMOUT_CONT 1 +#define BFIN_SIMPLE_TIMER_MODE_WDTH_CAP 2 +#define BFIN_SIMPLE_TIMER_MODE_PWMOUT_CONT_NOIRQ 3 #endif diff --git a/arch/blackfin/include/asm/bfin_sport.h b/arch/blackfin/include/asm/bfin_sport.h index d27600c262c..50b9dfd4839 100644 --- a/arch/blackfin/include/asm/bfin_sport.h +++ b/arch/blackfin/include/asm/bfin_sport.h @@ -5,61 +5,12 @@ * * Licensed under the GPL-2 or later. */ - #ifndef __BFIN_SPORT_H__ #define __BFIN_SPORT_H__ -/* Sport mode: it can be set to TDM, i2s or others */ -#define NORM_MODE 0x0 -#define TDM_MODE 0x1 -#define I2S_MODE 0x2 - -/* Data format, normal, a-law or u-law */ -#define NORM_FORMAT 0x0 -#define ALAW_FORMAT 0x2 -#define ULAW_FORMAT 0x3 - -/* Function driver which use sport must initialize the structure */ -struct sport_config { - /* TDM (multichannels), I2S or other mode */ - unsigned int mode:3; - - /* if TDM mode is selected, channels must be set */ - int channels; /* Must be in 8 units */ - unsigned int frame_delay:4; /* Delay between frame sync pulse and first bit */ - - /* I2S mode */ - unsigned int right_first:1; /* Right stereo channel first */ - - /* In mormal mode, the following item need to be set */ - unsigned int lsb_first:1; /* order of transmit or receive data */ - unsigned int fsync:1; /* Frame sync required */ - unsigned int data_indep:1; /* data independent frame sync generated */ - unsigned int act_low:1; /* Active low TFS */ - unsigned int late_fsync:1; /* Late frame sync */ - unsigned int tckfe:1; - unsigned int sec_en:1; /* Secondary side enabled */ - - /* Choose clock source */ - unsigned int int_clk:1; /* Internal or external clock */ - - /* If external clock is used, the following fields are ignored */ - int serial_clk; - int fsync_clk; - - unsigned int data_format:2; /* Normal, u-law or a-law */ - - int word_len; /* How length of the word in bits, 3-32 bits */ - int dma_enabled; -}; - -/* Userspace interface */ -#define SPORT_IOC_MAGIC 'P' -#define SPORT_IOC_CONFIG _IOWR('P', 0x01, struct sport_config) - -#ifdef __KERNEL__ #include <linux/types.h> +#include <uapi/asm/bfin_sport.h> /* * All Blackfin system MMRs are padded to 32bits even if the register @@ -100,6 +51,10 @@ struct sport_register { }; #undef __BFP +struct bfin_snd_platform_data { + const unsigned short *pin_req; +}; + #define bfin_read_sport_rx32(base) \ ({ \ struct sport_register *__mmrs = (void *)base; \ @@ -114,76 +69,3 @@ struct sport_register { }) #endif - -/* SPORT_TCR1 Masks */ -#define TSPEN 0x0001 /* TX enable */ -#define ITCLK 0x0002 /* Internal TX Clock Select */ -#define TDTYPE 0x000C /* TX Data Formatting Select */ -#define DTYPE_NORM 0x0000 /* Data Format Normal */ -#define DTYPE_ULAW 0x0008 /* Compand Using u-Law */ -#define DTYPE_ALAW 0x000C /* Compand Using A-Law */ -#define TLSBIT 0x0010 /* TX Bit Order */ -#define ITFS 0x0200 /* Internal TX Frame Sync Select */ -#define TFSR 0x0400 /* TX Frame Sync Required Select */ -#define DITFS 0x0800 /* Data Independent TX Frame Sync Select */ -#define LTFS 0x1000 /* Low TX Frame Sync Select */ -#define LATFS 0x2000 /* Late TX Frame Sync Select */ -#define TCKFE 0x4000 /* TX Clock Falling Edge Select */ - -/* SPORT_TCR2 Masks */ -#define SLEN 0x001F /* SPORT TX Word Length (2 - 31) */ -#define DP_SLEN(x) BFIN_DEPOSIT(SLEN, x) -#define EX_SLEN(x) BFIN_EXTRACT(SLEN, x) -#define TXSE 0x0100 /* TX Secondary Enable */ -#define TSFSE 0x0200 /* TX Stereo Frame Sync Enable */ -#define TRFST 0x0400 /* TX Right-First Data Order */ - -/* SPORT_RCR1 Masks */ -#define RSPEN 0x0001 /* RX enable */ -#define IRCLK 0x0002 /* Internal RX Clock Select */ -#define RDTYPE 0x000C /* RX Data Formatting Select */ -/* DTYPE_* defined above */ -#define RLSBIT 0x0010 /* RX Bit Order */ -#define IRFS 0x0200 /* Internal RX Frame Sync Select */ -#define RFSR 0x0400 /* RX Frame Sync Required Select */ -#define LRFS 0x1000 /* Low RX Frame Sync Select */ -#define LARFS 0x2000 /* Late RX Frame Sync Select */ -#define RCKFE 0x4000 /* RX Clock Falling Edge Select */ - -/* SPORT_RCR2 Masks */ -/* SLEN defined above */ -#define RXSE 0x0100 /* RX Secondary Enable */ -#define RSFSE 0x0200 /* RX Stereo Frame Sync Enable */ -#define RRFST 0x0400 /* Right-First Data Order */ - -/* SPORT_STAT Masks */ -#define RXNE 0x0001 /* RX FIFO Not Empty Status */ -#define RUVF 0x0002 /* RX Underflow Status */ -#define ROVF 0x0004 /* RX Overflow Status */ -#define TXF 0x0008 /* TX FIFO Full Status */ -#define TUVF 0x0010 /* TX Underflow Status */ -#define TOVF 0x0020 /* TX Overflow Status */ -#define TXHRE 0x0040 /* TX Hold Register Empty */ - -/* SPORT_MCMC1 Masks */ -#define SP_WOFF 0x03FF /* Multichannel Window Offset Field */ -#define DP_SP_WOFF(x) BFIN_DEPOSIT(SP_WOFF, x) -#define EX_SP_WOFF(x) BFIN_EXTRACT(SP_WOFF, x) -#define SP_WSIZE 0xF000 /* Multichannel Window Size Field */ -#define DP_SP_WSIZE(x) BFIN_DEPOSIT(SP_WSIZE, x) -#define EX_SP_WSIZE(x) BFIN_EXTRACT(SP_WSIZE, x) - -/* SPORT_MCMC2 Masks */ -#define MCCRM 0x0003 /* Multichannel Clock Recovery Mode */ -#define REC_BYPASS 0x0000 /* Bypass Mode (No Clock Recovery) */ -#define REC_2FROM4 0x0002 /* Recover 2 MHz Clock from 4 MHz Clock */ -#define REC_8FROM16 0x0003 /* Recover 8 MHz Clock from 16 MHz Clock */ -#define MCDTXPE 0x0004 /* Multichannel DMA Transmit Packing */ -#define MCDRXPE 0x0008 /* Multichannel DMA Receive Packing */ -#define MCMEN 0x0010 /* Multichannel Frame Mode Enable */ -#define FSDR 0x0080 /* Multichannel Frame Sync to Data Relationship */ -#define MFD 0xF000 /* Multichannel Frame Delay */ -#define DP_MFD(x) BFIN_DEPOSIT(MFD, x) -#define EX_MFD(x) BFIN_EXTRACT(MFD, x) - -#endif diff --git a/arch/blackfin/include/asm/bfin_sport3.h b/arch/blackfin/include/asm/bfin_sport3.h new file mode 100644 index 00000000000..d82f5fa0ad9 --- /dev/null +++ b/arch/blackfin/include/asm/bfin_sport3.h @@ -0,0 +1,107 @@ +/* + * bfin_sport - Analog Devices BF6XX SPORT registers + * + * Copyright (c) 2012 Analog Devices Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _BFIN_SPORT3_H_ +#define _BFIN_SPORT3_H_ + +#include <linux/types.h> + +#define SPORT_CTL_SPENPRI 0x00000001 /* Enable Primary Channel */ +#define SPORT_CTL_DTYPE 0x00000006 /* Data type select */ +#define SPORT_CTL_RJUSTIFY_ZFILL 0x00000000 /* DTYPE: MCM mode: Right-justify, zero-fill unused MSBs */ +#define SPORT_CTL_RJUSTIFY_SFILL 0x00000002 /* DTYPE: MCM mode: Right-justify, sign-extend unused MSBs */ +#define SPORT_CTL_USE_U_LAW 0x00000004 /* DTYPE: MCM mode: Compand using u-law */ +#define SPORT_CTL_USE_A_LAW 0x00000006 /* DTYPE: MCM mode: Compand using A-law */ +#define SPORT_CTL_LSBF 0x00000008 /* Serial bit endian select */ +#define SPORT_CTL_SLEN 0x000001F0 /* Serial Word length select */ +#define SPORT_CTL_PACK 0x00000200 /* 16-bit to 32-bit packing enable */ +#define SPORT_CTL_ICLK 0x00000400 /* Internal Clock Select */ +#define SPORT_CTL_OPMODE 0x00000800 /* Operation mode */ +#define SPORT_CTL_CKRE 0x00001000 /* Clock rising edge select */ +#define SPORT_CTL_FSR 0x00002000 /* Frame Sync required */ +#define SPORT_CTL_IFS 0x00004000 /* Internal Frame Sync select */ +#define SPORT_CTL_DIFS 0x00008000 /* Data-independent frame sync select */ +#define SPORT_CTL_LFS 0x00010000 /* Active low frame sync select */ +#define SPORT_CTL_LAFS 0x00020000 /* Late Transmit frame select */ +#define SPORT_CTL_RJUST 0x00040000 /* Right Justified mode select */ +#define SPORT_CTL_FSED 0x00080000 /* External frame sync edge select */ +#define SPORT_CTL_TFIEN 0x00100000 /* Transmit finish interrupt enable select */ +#define SPORT_CTL_GCLKEN 0x00200000 /* Gated clock mode select */ +#define SPORT_CTL_SPENSEC 0x01000000 /* Enable secondary channel */ +#define SPORT_CTL_SPTRAN 0x02000000 /* Data direction control */ +#define SPORT_CTL_DERRSEC 0x04000000 /* Secondary channel error status */ +#define SPORT_CTL_DXSSEC 0x18000000 /* Secondary channel data buffer status */ +#define SPORT_CTL_SEC_EMPTY 0x00000000 /* DXSSEC: Empty */ +#define SPORT_CTL_SEC_PART_FULL 0x10000000 /* DXSSEC: Partially full */ +#define SPORT_CTL_SEC_FULL 0x18000000 /* DXSSEC: Full */ +#define SPORT_CTL_DERRPRI 0x20000000 /* Primary channel error status */ +#define SPORT_CTL_DXSPRI 0xC0000000 /* Primary channel data buffer status */ +#define SPORT_CTL_PRM_EMPTY 0x00000000 /* DXSPRI: Empty */ +#define SPORT_CTL_PRM_PART_FULL 0x80000000 /* DXSPRI: Partially full */ +#define SPORT_CTL_PRM_FULL 0xC0000000 /* DXSPRI: Full */ + +#define SPORT_DIV_CLKDIV 0x0000FFFF /* Clock divisor */ +#define SPORT_DIV_FSDIV 0xFFFF0000 /* Frame sync divisor */ + +#define SPORT_MCTL_MCE 0x00000001 /* Multichannel enable */ +#define SPORT_MCTL_MCPDE 0x00000004 /* Multichannel data packing select */ +#define SPORT_MCTL_MFD 0x000000F0 /* Multichannel frame delay */ +#define SPORT_MCTL_WSIZE 0x00007F00 /* Number of multichannel slots */ +#define SPORT_MCTL_WOFFSET 0x03FF0000 /* Window offset size */ + +#define SPORT_CNT_CLKCNT 0x0000FFFF /* Current state of clk div counter */ +#define SPORT_CNT_FSDIVCNT 0xFFFF0000 /* Current state of frame div counter */ + +#define SPORT_ERR_DERRPMSK 0x00000001 /* Primary channel data error interrupt enable */ +#define SPORT_ERR_DERRSMSK 0x00000002 /* Secondary channel data error interrupt enable */ +#define SPORT_ERR_FSERRMSK 0x00000004 /* Frame sync error interrupt enable */ +#define SPORT_ERR_DERRPSTAT 0x00000010 /* Primary channel data error status */ +#define SPORT_ERR_DERRSSTAT 0x00000020 /* Secondary channel data error status */ +#define SPORT_ERR_FSERRSTAT 0x00000040 /* Frame sync error status */ + +#define SPORT_MSTAT_CURCHAN 0x000003FF /* Channel which is being serviced in the multichannel operation */ + +#define SPORT_CTL2_FSMUXSEL 0x00000001 /* Frame Sync MUX Select */ +#define SPORT_CTL2_CKMUXSEL 0x00000002 /* Clock MUX Select */ +#define SPORT_CTL2_LBSEL 0x00000004 /* Loopback Select */ + +struct sport_register { + u32 spctl; + u32 div; + u32 spmctl; + u32 spcs0; + u32 spcs1; + u32 spcs2; + u32 spcs3; + u32 spcnt; + u32 sperrctl; + u32 spmstat; + u32 spctl2; + u32 txa; + u32 rxa; + u32 txb; + u32 rxb; + u32 revid; +}; + +struct bfin_snd_platform_data { + const unsigned short *pin_req; +}; + +#endif diff --git a/arch/blackfin/include/asm/bfin_twi.h b/arch/blackfin/include/asm/bfin_twi.h index e767d649dfc..aaa0834d34a 100644 --- a/arch/blackfin/include/asm/bfin_twi.h +++ b/arch/blackfin/include/asm/bfin_twi.h @@ -9,37 +9,74 @@ #ifndef __ASM_BFIN_TWI_H__ #define __ASM_BFIN_TWI_H__ -#include <linux/types.h> +#include <asm/blackfin.h> -/* - * All Blackfin system MMRs are padded to 32bits even if the register - * itself is only 16bits. So use a helper macro to streamline this. - */ -#define __BFP(m) u16 m; u16 __pad_##m +#define DEFINE_TWI_REG(reg_name, reg) \ +static inline u16 read_##reg_name(struct bfin_twi_iface *iface) \ + { return bfin_read16(&iface->regs_base->reg); } \ +static inline void write_##reg_name(struct bfin_twi_iface *iface, u16 v) \ + { bfin_write16(&iface->regs_base->reg, v); } -/* - * bfin twi registers layout - */ -struct bfin_twi_regs { - __BFP(clkdiv); - __BFP(control); - __BFP(slave_ctl); - __BFP(slave_stat); - __BFP(slave_addr); - __BFP(master_ctl); - __BFP(master_stat); - __BFP(master_addr); - __BFP(int_stat); - __BFP(int_mask); - __BFP(fifo_ctl); - __BFP(fifo_stat); - u32 __pad[20]; - __BFP(xmt_data8); - __BFP(xmt_data16); - __BFP(rcv_data8); - __BFP(rcv_data16); -}; - -#undef __BFP +DEFINE_TWI_REG(CLKDIV, clkdiv) +DEFINE_TWI_REG(SLAVE_CTL, slave_ctl) +DEFINE_TWI_REG(SLAVE_STAT, slave_stat) +DEFINE_TWI_REG(SLAVE_ADDR, slave_addr) +DEFINE_TWI_REG(MASTER_CTL, master_ctl) +DEFINE_TWI_REG(MASTER_STAT, master_stat) +DEFINE_TWI_REG(MASTER_ADDR, master_addr) +DEFINE_TWI_REG(INT_STAT, int_stat) +DEFINE_TWI_REG(INT_MASK, int_mask) +DEFINE_TWI_REG(FIFO_STAT, fifo_stat) +DEFINE_TWI_REG(XMT_DATA8, xmt_data8) +DEFINE_TWI_REG(XMT_DATA16, xmt_data16) +#if !ANOMALY_16000030 +DEFINE_TWI_REG(RCV_DATA8, rcv_data8) +DEFINE_TWI_REG(RCV_DATA16, rcv_data16) +#else +static inline u16 read_RCV_DATA8(struct bfin_twi_iface *iface) +{ + u16 ret; + unsigned long flags; + + flags = hard_local_irq_save(); + ret = bfin_read16(&iface->regs_base->rcv_data8); + hard_local_irq_restore(flags); + + return ret; +} + +static inline u16 read_RCV_DATA16(struct bfin_twi_iface *iface) +{ + u16 ret; + unsigned long flags; + + flags = hard_local_irq_save(); + ret = bfin_read16(&iface->regs_base->rcv_data16); + hard_local_irq_restore(flags); + + return ret; +} +#endif + +static inline u16 read_FIFO_CTL(struct bfin_twi_iface *iface) +{ + return bfin_read16(&iface->regs_base->fifo_ctl); +} + +static inline void write_FIFO_CTL(struct bfin_twi_iface *iface, u16 v) +{ + bfin_write16(&iface->regs_base->fifo_ctl, v); + SSYNC(); +} + +static inline u16 read_CONTROL(struct bfin_twi_iface *iface) +{ + return bfin_read16(&iface->regs_base->control); +} +static inline void write_CONTROL(struct bfin_twi_iface *iface, u16 v) +{ + SSYNC(); + bfin_write16(&iface->regs_base->control, v); +} #endif diff --git a/arch/blackfin/include/asm/bitops.h b/arch/blackfin/include/asm/bitops.h index 3f7ef4d9779..b298b654a26 100644 --- a/arch/blackfin/include/asm/bitops.h +++ b/arch/blackfin/include/asm/bitops.h @@ -25,20 +25,15 @@ #include <asm-generic/bitops/const_hweight.h> #include <asm-generic/bitops/lock.h> -#include <asm-generic/bitops/ext2-non-atomic.h> #include <asm-generic/bitops/ext2-atomic.h> -#include <asm-generic/bitops/minix.h> + +#include <asm/barrier.h> #ifndef CONFIG_SMP #include <linux/irqflags.h> - /* * clear_bit may not imply a memory barrier */ -#ifndef smp_mb__before_clear_bit -#define smp_mb__before_clear_bit() smp_mb() -#define smp_mb__after_clear_bit() smp_mb() -#endif #include <asm-generic/bitops/atomic.h> #include <asm-generic/bitops/non-atomic.h> #else @@ -102,16 +97,15 @@ static inline int test_and_change_bit(int nr, volatile unsigned long *addr) return __raw_bit_test_toggle_asm(a, nr & 0x1f); } -/* - * clear_bit() doesn't provide any barrier for the compiler. - */ -#define smp_mb__before_clear_bit() barrier() -#define smp_mb__after_clear_bit() barrier() - +#define test_bit __skip_test_bit #include <asm-generic/bitops/non-atomic.h> +#undef test_bit #endif /* CONFIG_SMP */ +/* Needs to be after test_bit and friends */ +#include <asm-generic/bitops/le.h> + /* * hweightN: returns the hamming weight (i.e. the number * of bits set) of a N-bit word diff --git a/arch/blackfin/include/asm/bitsperlong.h b/arch/blackfin/include/asm/bitsperlong.h deleted file mode 100644 index 6dc0bb0c13b..00000000000 --- a/arch/blackfin/include/asm/bitsperlong.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/bitsperlong.h> diff --git a/arch/blackfin/include/asm/blackfin.h b/arch/blackfin/include/asm/blackfin.h index eb7c1441d8f..f111f366d75 100644 --- a/arch/blackfin/include/asm/blackfin.h +++ b/arch/blackfin/include/asm/blackfin.h @@ -1,9 +1,9 @@ /* * Common header file for Blackfin family of processors. * - * Copyright 2004-2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. + * Copyright 2004-2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. */ #ifndef _BLACKFIN_H_ @@ -17,22 +17,16 @@ static inline void SSYNC(void) { int _tmp; - if (ANOMALY_05000312) + if (ANOMALY_05000312 || ANOMALY_05000244) __asm__ __volatile__( "cli %0;" "nop;" "nop;" + "nop;" "ssync;" "sti %0;" : "=d" (_tmp) ); - else if (ANOMALY_05000244) - __asm__ __volatile__( - "nop;" - "nop;" - "nop;" - "ssync;" - ); else __asm__ __volatile__("ssync;"); } @@ -41,22 +35,16 @@ static inline void SSYNC(void) static inline void CSYNC(void) { int _tmp; - if (ANOMALY_05000312) + if (ANOMALY_05000312 || ANOMALY_05000244) __asm__ __volatile__( "cli %0;" "nop;" "nop;" + "nop;" "csync;" "sti %0;" : "=d" (_tmp) ); - else if (ANOMALY_05000244) - __asm__ __volatile__( - "nop;" - "nop;" - "nop;" - "csync;" - ); else __asm__ __volatile__("csync;"); } @@ -73,18 +61,22 @@ static inline void CSYNC(void) #define ssync(x) SSYNC(x) #define csync(x) CSYNC(x) -#if ANOMALY_05000312 -#define SSYNC(scratch) cli scratch; nop; nop; SSYNC; sti scratch; -#define CSYNC(scratch) cli scratch; nop; nop; CSYNC; sti scratch; +#if ANOMALY_05000312 || ANOMALY_05000244 +#define SSYNC(scratch) \ + cli scratch; \ + nop; nop; nop; \ + SSYNC; \ + sti scratch; -#elif ANOMALY_05000244 -#define SSYNC(scratch) nop; nop; nop; SSYNC; -#define CSYNC(scratch) nop; nop; nop; CSYNC; +#define CSYNC(scratch) \ + cli scratch; \ + nop; nop; nop; \ + CSYNC; \ + sti scratch; #else #define SSYNC(scratch) SSYNC; #define CSYNC(scratch) CSYNC; - #endif /* ANOMALY_05000312 & ANOMALY_05000244 handling */ #endif /* __ASSEMBLY__ */ diff --git a/arch/blackfin/include/asm/bugs.h b/arch/blackfin/include/asm/bugs.h deleted file mode 100644 index 61791e1ad9f..00000000000 --- a/arch/blackfin/include/asm/bugs.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/bugs.h> diff --git a/arch/blackfin/include/asm/byteorder.h b/arch/blackfin/include/asm/byteorder.h deleted file mode 100644 index 9558416d578..00000000000 --- a/arch/blackfin/include/asm/byteorder.h +++ /dev/null @@ -1 +0,0 @@ -#include <linux/byteorder/little_endian.h> diff --git a/arch/blackfin/include/asm/cache.h b/arch/blackfin/include/asm/cache.h index bd0641a267f..568885a2c28 100644 --- a/arch/blackfin/include/asm/cache.h +++ b/arch/blackfin/include/asm/cache.h @@ -7,6 +7,8 @@ #ifndef __ARCH_BLACKFIN_CACHE_H #define __ARCH_BLACKFIN_CACHE_H +#include <linux/linkage.h> /* for asmlinkage */ + /* * Bytes per L1 cache line * Blackfin loads 32 bytes for cache diff --git a/arch/blackfin/include/asm/cachectl.h b/arch/blackfin/include/asm/cachectl.h deleted file mode 100644 index 03255df6c1e..00000000000 --- a/arch/blackfin/include/asm/cachectl.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * based on the mips/cachectl.h - * - * Copyright 2010 Analog Devices Inc. - * Copyright (C) 1994, 1995, 1996 by Ralf Baechle - * - * Licensed under the GPL-2 or later. - */ - -#ifndef _ASM_CACHECTL -#define _ASM_CACHECTL - -/* - * Options for cacheflush system call - */ -#define ICACHE (1<<0) /* flush instruction cache */ -#define DCACHE (1<<1) /* writeback and flush data cache */ -#define BCACHE (ICACHE|DCACHE) /* flush both caches */ - -#endif /* _ASM_CACHECTL */ diff --git a/arch/blackfin/include/asm/cacheflush.h b/arch/blackfin/include/asm/cacheflush.h index 2666ff8ea95..9a5b2c572eb 100644 --- a/arch/blackfin/include/asm/cacheflush.h +++ b/arch/blackfin/include/asm/cacheflush.h @@ -11,6 +11,9 @@ #include <asm/blackfin.h> /* for SSYNC() */ #include <asm/sections.h> /* for _ramend */ +#ifdef CONFIG_SMP +#include <asm/smp.h> +#endif extern void blackfin_icache_flush_range(unsigned long start_address, unsigned long end_address); extern void blackfin_dcache_flush_range(unsigned long start_address, unsigned long end_address); @@ -36,8 +39,13 @@ extern void blackfin_invalidate_entire_icache(void); static inline void flush_icache_range(unsigned start, unsigned end) { -#if defined(CONFIG_BFIN_EXTMEM_WRITEBACK) || defined(CONFIG_BFIN_L2_WRITEBACK) - blackfin_dcache_flush_range(start, end); +#if defined(CONFIG_BFIN_EXTMEM_WRITEBACK) + if (end <= physical_mem_end) + blackfin_dcache_flush_range(start, end); +#endif +#if defined(CONFIG_BFIN_L2_WRITEBACK) + if (start >= L2_START && end <= L2_START + L2_LENGTH) + blackfin_dcache_flush_range(start, end); #endif /* Make sure all write buffers in the data side of the core @@ -49,9 +57,17 @@ static inline void flush_icache_range(unsigned start, unsigned end) * the pipeline. */ SSYNC(); -#if defined(CONFIG_BFIN_ICACHE) - blackfin_icache_flush_range(start, end); - flush_icache_range_others(start, end); +#if defined(CONFIG_BFIN_EXTMEM_ICACHEABLE) + if (end <= physical_mem_end) { + blackfin_icache_flush_range(start, end); + flush_icache_range_others(start, end); + } +#endif +#if defined(CONFIG_BFIN_L2_ICACHEABLE) + if (start >= L2_START && end <= L2_START + L2_LENGTH) { + blackfin_icache_flush_range(start, end); + flush_icache_range_others(start, end); + } #endif } diff --git a/arch/blackfin/include/asm/clkdev.h b/arch/blackfin/include/asm/clkdev.h new file mode 100644 index 00000000000..7ac2436856a --- /dev/null +++ b/arch/blackfin/include/asm/clkdev.h @@ -0,0 +1,16 @@ +#ifndef __ASM_CLKDEV__H_ +#define __ASM_CLKDEV__H_ + +#include <linux/slab.h> + +static inline struct clk_lookup_alloc *__clkdev_alloc(size_t size) +{ + return kzalloc(size, GFP_KERNEL); +} + +#ifndef CONFIG_COMMON_CLK +#define __clk_put(clk) +#define __clk_get(clk) ({ 1; }) +#endif + +#endif diff --git a/arch/blackfin/include/asm/clocks.h b/arch/blackfin/include/asm/clocks.h index 6f0b61852f5..9b3c85b3c28 100644 --- a/arch/blackfin/include/asm/clocks.h +++ b/arch/blackfin/include/asm/clocks.h @@ -48,4 +48,27 @@ # define CONFIG_VCO_MULT 0 #endif +#include <linux/clk.h> + +struct clk_ops { + unsigned long (*get_rate)(struct clk *clk); + unsigned long (*round_rate)(struct clk *clk, unsigned long rate); + int (*set_rate)(struct clk *clk, unsigned long rate); + int (*enable)(struct clk *clk); + int (*disable)(struct clk *clk); +}; + +struct clk { + struct clk *parent; + const char *name; + unsigned long rate; + spinlock_t lock; + u32 flags; + const struct clk_ops *ops; + void __iomem *reg; + u32 mask; + u32 shift; +}; + +int clk_init(void); #endif diff --git a/arch/blackfin/include/asm/system.h b/arch/blackfin/include/asm/cmpxchg.h index 19e2c7c3e63..c05868cc61c 100644 --- a/arch/blackfin/include/asm/system.h +++ b/arch/blackfin/include/asm/cmpxchg.h @@ -1,31 +1,16 @@ /* - * Copyright 2004-2009 Analog Devices Inc. - * Tony Kou (tonyko@lineo.ca) + * Copyright 2004-2011 Analog Devices Inc. * - * Licensed under the GPL-2 or later + * Licensed under the GPL-2 or later. */ -#ifndef _BLACKFIN_SYSTEM_H -#define _BLACKFIN_SYSTEM_H +#ifndef __ARCH_BLACKFIN_CMPXCHG__ +#define __ARCH_BLACKFIN_CMPXCHG__ -#include <linux/linkage.h> -#include <linux/irqflags.h> -#include <mach/anomaly.h> -#include <asm/cache.h> -#include <asm/pda.h> -#include <asm/irq.h> +#ifdef CONFIG_SMP -/* - * Force strict CPU ordering. - */ -#define nop() __asm__ __volatile__ ("nop;\n\t" : : ) -#define mb() __asm__ __volatile__ ("" : : : "memory") -#define rmb() __asm__ __volatile__ ("" : : : "memory") -#define wmb() __asm__ __volatile__ ("" : : : "memory") -#define set_mb(var, value) do { (void) xchg(&var, value); } while (0) -#define read_barrier_depends() do { } while(0) +#include <linux/linkage.h> -#ifdef CONFIG_SMP asmlinkage unsigned long __raw_xchg_1_asm(volatile void *ptr, unsigned long value); asmlinkage unsigned long __raw_xchg_2_asm(volatile void *ptr, unsigned long value); asmlinkage unsigned long __raw_xchg_4_asm(volatile void *ptr, unsigned long value); @@ -36,19 +21,6 @@ asmlinkage unsigned long __raw_cmpxchg_2_asm(volatile void *ptr, asmlinkage unsigned long __raw_cmpxchg_4_asm(volatile void *ptr, unsigned long new, unsigned long old); -#ifdef __ARCH_SYNC_CORE_DCACHE -# define smp_mb() do { barrier(); smp_check_barrier(); smp_mark_barrier(); } while (0) -# define smp_rmb() do { barrier(); smp_check_barrier(); } while (0) -# define smp_wmb() do { barrier(); smp_mark_barrier(); } while (0) -#define smp_read_barrier_depends() do { barrier(); smp_check_barrier(); } while (0) - -#else -# define smp_mb() barrier() -# define smp_rmb() barrier() -# define smp_wmb() barrier() -#define smp_read_barrier_depends() barrier() -#endif - static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size) { @@ -99,18 +71,14 @@ static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old, #else /* !CONFIG_SMP */ -#define smp_mb() barrier() -#define smp_rmb() barrier() -#define smp_wmb() barrier() -#define smp_read_barrier_depends() do { } while(0) +#include <mach/blackfin.h> +#include <asm/irqflags.h> struct __xchg_dummy { unsigned long a[100]; }; #define __xg(x) ((volatile struct __xchg_dummy *)(x)) -#include <mach/blackfin.h> - static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size) { @@ -154,39 +122,12 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, (unsigned long)(n), sizeof(*(ptr)))) #define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) -#include <asm-generic/cmpxchg.h> +#define cmpxchg(ptr, o, n) cmpxchg_local((ptr), (o), (n)) +#define cmpxchg64(ptr, o, n) cmpxchg64_local((ptr), (o), (n)) #endif /* !CONFIG_SMP */ #define xchg(ptr, x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x), (ptr), sizeof(*(ptr)))) #define tas(ptr) ((void)xchg((ptr), 1)) -#define prepare_to_switch() do { } while(0) - -/* - * switch_to(n) should switch tasks to task ptr, first checking that - * ptr isn't the current task, in which case it does nothing. - */ - -#include <asm/l1layout.h> -#include <asm/mem_map.h> - -asmlinkage struct task_struct *resume(struct task_struct *prev, struct task_struct *next); - -#ifndef CONFIG_SMP -#define switch_to(prev,next,last) \ -do { \ - memcpy (&task_thread_info(prev)->l1_task_info, L1_SCRATCH_TASK_INFO, \ - sizeof *L1_SCRATCH_TASK_INFO); \ - memcpy (L1_SCRATCH_TASK_INFO, &task_thread_info(next)->l1_task_info, \ - sizeof *L1_SCRATCH_TASK_INFO); \ - (last) = resume (prev, next); \ -} while (0) -#else -#define switch_to(prev, next, last) \ -do { \ - (last) = resume(prev, next); \ -} while (0) -#endif - -#endif /* _BLACKFIN_SYSTEM_H */ +#endif /* __ARCH_BLACKFIN_CMPXCHG__ */ diff --git a/arch/blackfin/include/asm/context.S b/arch/blackfin/include/asm/context.S index 1f9060395a0..507e7aa6a56 100644 --- a/arch/blackfin/include/asm/context.S +++ b/arch/blackfin/include/asm/context.S @@ -396,3 +396,12 @@ call \func; #endif .endm + +#if defined(CONFIG_BFIN_SCRATCH_REG_RETN) +# define EX_SCRATCH_REG RETN +#elif defined(CONFIG_BFIN_SCRATCH_REG_RETE) +# define EX_SCRATCH_REG RETE +#else +# define EX_SCRATCH_REG CYCLES +#endif + diff --git a/arch/blackfin/include/asm/cplb.h b/arch/blackfin/include/asm/cplb.h index fda96261ed6..5c37f620c4b 100644 --- a/arch/blackfin/include/asm/cplb.h +++ b/arch/blackfin/include/asm/cplb.h @@ -62,6 +62,10 @@ #define SIZE_4K 0x00001000 /* 4K */ #define SIZE_1M 0x00100000 /* 1M */ #define SIZE_4M 0x00400000 /* 4M */ +#define SIZE_16K 0x00004000 /* 16K */ +#define SIZE_64K 0x00010000 /* 64K */ +#define SIZE_16M 0x01000000 /* 16M */ +#define SIZE_64M 0x04000000 /* 64M */ #define MAX_CPLBS 16 diff --git a/arch/blackfin/include/asm/cpu.h b/arch/blackfin/include/asm/cpu.h index 16883e582e3..e349631c829 100644 --- a/arch/blackfin/include/asm/cpu.h +++ b/arch/blackfin/include/asm/cpu.h @@ -10,13 +10,13 @@ #include <linux/percpu.h> -struct task_struct; - struct blackfin_cpudata { struct cpu cpu; - struct task_struct *idle; unsigned int imemctl; unsigned int dmemctl; +#ifdef CONFIG_SMP + struct task_struct *idle; +#endif }; DECLARE_PER_CPU(struct blackfin_cpudata, cpu_data); diff --git a/arch/blackfin/include/asm/cputime.h b/arch/blackfin/include/asm/cputime.h deleted file mode 100644 index 6d68ad7e0ea..00000000000 --- a/arch/blackfin/include/asm/cputime.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/cputime.h> diff --git a/arch/blackfin/include/asm/current.h b/arch/blackfin/include/asm/current.h deleted file mode 100644 index 4c51401b553..00000000000 --- a/arch/blackfin/include/asm/current.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/current.h> diff --git a/arch/blackfin/include/asm/def_LPBlackfin.h b/arch/blackfin/include/asm/def_LPBlackfin.h index e3f0f4c4981..c5c8d8a3a5f 100644 --- a/arch/blackfin/include/asm/def_LPBlackfin.h +++ b/arch/blackfin/include/asm/def_LPBlackfin.h @@ -3,7 +3,7 @@ * * Copyright 2005-2008 Analog Devices Inc. * - * Licensed under the ADI BSD license or GPL-2 (or later). + * Licensed under the Clear BSD license or GPL-2 (or later). */ #ifndef _DEF_LPBLACKFIN_H @@ -52,20 +52,32 @@ #define bfin_read(addr) \ ({ \ - sizeof(*(addr)) == 1 ? bfin_read8(addr) : \ - sizeof(*(addr)) == 2 ? bfin_read16(addr) : \ - sizeof(*(addr)) == 4 ? bfin_read32(addr) : \ - ({ BUG(); 0; }); \ + sizeof(*(addr)) == 1 ? bfin_read8(addr) : \ + sizeof(*(addr)) == 2 ? bfin_read16(addr) : \ + sizeof(*(addr)) == 4 ? bfin_read32(addr) : \ + ({ BUG(); 0; }); \ }) #define bfin_write(addr, val) \ -({ \ +do { \ switch (sizeof(*(addr))) { \ case 1: bfin_write8(addr, val); break; \ case 2: bfin_write16(addr, val); break; \ case 4: bfin_write32(addr, val); break; \ default: BUG(); \ } \ -}) +} while (0) + +#define bfin_write_or(addr, bits) \ +do { \ + typeof(addr) __addr = (addr); \ + bfin_write(__addr, bfin_read(__addr) | (bits)); \ +} while (0) + +#define bfin_write_and(addr, bits) \ +do { \ + typeof(addr) __addr = (addr); \ + bfin_write(__addr, bfin_read(__addr) & (bits)); \ +} while (0) #endif /* __ASSEMBLY__ */ @@ -532,6 +544,7 @@ #define DCBS_P 0x04 /* L1 Data Cache Bank Select */ #define PORT_PREF0_P 0x12 /* DAG0 Port Preference */ #define PORT_PREF1_P 0x13 /* DAG1 Port Preference */ +#define RDCHK 0x9 /* Enable L1 Parity Check */ /* Masks */ #define ENDM 0x00000001 /* (doesn't really exist) Enable @@ -610,6 +623,12 @@ #define PAGE_SIZE_4KB 0x00010000 /* 4 KB page size */ #define PAGE_SIZE_1MB 0x00020000 /* 1 MB page size */ #define PAGE_SIZE_4MB 0x00030000 /* 4 MB page size */ +#ifdef CONFIG_BF60x +#define PAGE_SIZE_16KB 0x00040000 /* 16 KB page size */ +#define PAGE_SIZE_64KB 0x00050000 /* 64 KB page size */ +#define PAGE_SIZE_16MB 0x00060000 /* 16 MB page size */ +#define PAGE_SIZE_64MB 0x00070000 /* 64 MB page size */ +#endif #define CPLB_L1SRAM 0x00000020 /* 0=SRAM mapped in L1, 0=SRAM not * mapped to L1 */ diff --git a/arch/blackfin/include/asm/device.h b/arch/blackfin/include/asm/device.h deleted file mode 100644 index f0a4c256403..00000000000 --- a/arch/blackfin/include/asm/device.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/device.h> diff --git a/arch/blackfin/include/asm/div64.h b/arch/blackfin/include/asm/div64.h deleted file mode 100644 index 6cd978cefb2..00000000000 --- a/arch/blackfin/include/asm/div64.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/div64.h> diff --git a/arch/blackfin/include/asm/dma-mapping.h b/arch/blackfin/include/asm/dma-mapping.h index bbf461076a0..054d9ec57d9 100644 --- a/arch/blackfin/include/asm/dma-mapping.h +++ b/arch/blackfin/include/asm/dma-mapping.h @@ -154,4 +154,14 @@ dma_cache_sync(struct device *dev, void *vaddr, size_t size, _dma_sync((dma_addr_t)vaddr, size, dir); } +/* drivers/base/dma-mapping.c */ +extern int dma_common_mmap(struct device *dev, struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size); +extern int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt, + void *cpu_addr, dma_addr_t dma_addr, + size_t size); + +#define dma_mmap_coherent(d, v, c, h, s) dma_common_mmap(d, v, c, h, s) +#define dma_get_sgtable(d, t, v, h, s) dma_common_get_sgtable(d, t, v, h, s) + #endif /* _BLACKFIN_DMA_MAPPING_H */ diff --git a/arch/blackfin/include/asm/dma.h b/arch/blackfin/include/asm/dma.h index eedf3ca65ba..40e9c2bbc6e 100644 --- a/arch/blackfin/include/asm/dma.h +++ b/arch/blackfin/include/asm/dma.h @@ -10,44 +10,11 @@ #include <linux/interrupt.h> #include <mach/dma.h> -#include <asm/atomic.h> +#include <linux/atomic.h> #include <asm/blackfin.h> #include <asm/page.h> #include <asm-generic/dma.h> - -/* DMA_CONFIG Masks */ -#define DMAEN 0x0001 /* DMA Channel Enable */ -#define WNR 0x0002 /* Channel Direction (W/R*) */ -#define WDSIZE_8 0x0000 /* Transfer Word Size = 8 */ -#define WDSIZE_16 0x0004 /* Transfer Word Size = 16 */ -#define WDSIZE_32 0x0008 /* Transfer Word Size = 32 */ -#define DMA2D 0x0010 /* DMA Mode (2D/1D*) */ -#define RESTART 0x0020 /* DMA Buffer Clear */ -#define DI_SEL 0x0040 /* Data Interrupt Timing Select */ -#define DI_EN 0x0080 /* Data Interrupt Enable */ -#define NDSIZE_0 0x0000 /* Next Descriptor Size = 0 (Stop/Autobuffer) */ -#define NDSIZE_1 0x0100 /* Next Descriptor Size = 1 */ -#define NDSIZE_2 0x0200 /* Next Descriptor Size = 2 */ -#define NDSIZE_3 0x0300 /* Next Descriptor Size = 3 */ -#define NDSIZE_4 0x0400 /* Next Descriptor Size = 4 */ -#define NDSIZE_5 0x0500 /* Next Descriptor Size = 5 */ -#define NDSIZE_6 0x0600 /* Next Descriptor Size = 6 */ -#define NDSIZE_7 0x0700 /* Next Descriptor Size = 7 */ -#define NDSIZE_8 0x0800 /* Next Descriptor Size = 8 */ -#define NDSIZE_9 0x0900 /* Next Descriptor Size = 9 */ -#define NDSIZE 0x0f00 /* Next Descriptor Size */ -#define DMAFLOW 0x7000 /* Flow Control */ -#define DMAFLOW_STOP 0x0000 /* Stop Mode */ -#define DMAFLOW_AUTO 0x1000 /* Autobuffer Mode */ -#define DMAFLOW_ARRAY 0x4000 /* Descriptor Array Mode */ -#define DMAFLOW_SMALL 0x6000 /* Small Model Descriptor List Mode */ -#define DMAFLOW_LARGE 0x7000 /* Large Model Descriptor List Mode */ - -/* DMA_IRQ_STATUS Masks */ -#define DMA_DONE 0x0001 /* DMA Completion Interrupt Status */ -#define DMA_ERR 0x0002 /* DMA Error Interrupt Status */ -#define DFETCH 0x0004 /* DMA Descriptor Fetch Indicator */ -#define DMA_RUN 0x0008 /* DMA Channel Running Indicator */ +#include <asm/bfin_dma.h> /*------------------------- * config reg bits value @@ -55,12 +22,22 @@ #define DATA_SIZE_8 0 #define DATA_SIZE_16 1 #define DATA_SIZE_32 2 +#ifdef CONFIG_BF60x +#define DATA_SIZE_64 3 +#endif #define DMA_FLOW_STOP 0 #define DMA_FLOW_AUTO 1 +#ifdef CONFIG_BF60x +#define DMA_FLOW_LIST 4 +#define DMA_FLOW_ARRAY 5 +#define DMA_FLOW_LIST_DEMAND 6 +#define DMA_FLOW_ARRAY_DEMAND 7 +#else #define DMA_FLOW_ARRAY 4 #define DMA_FLOW_SMALL 6 #define DMA_FLOW_LARGE 7 +#endif #define DIMENSION_LINEAR 0 #define DIMENSION_2D 1 @@ -69,26 +46,80 @@ #define DIR_WRITE 1 #define INTR_DISABLE 0 +#ifdef CONFIG_BF60x +#define INTR_ON_PERI 1 +#endif #define INTR_ON_BUF 2 #define INTR_ON_ROW 3 #define DMA_NOSYNC_KEEP_DMA_BUF 0 #define DMA_SYNC_RESTART 1 +#ifdef DMA_MMR_SIZE_32 +#define DMA_MMR_SIZE_TYPE long +#define DMA_MMR_READ bfin_read32 +#define DMA_MMR_WRITE bfin_write32 +#else +#define DMA_MMR_SIZE_TYPE short +#define DMA_MMR_READ bfin_read16 +#define DMA_MMR_WRITE bfin_write16 +#endif + +struct dma_desc_array { + unsigned long start_addr; + unsigned DMA_MMR_SIZE_TYPE cfg; + unsigned DMA_MMR_SIZE_TYPE x_count; + DMA_MMR_SIZE_TYPE x_modify; +} __attribute__((packed)); + struct dmasg { void *next_desc_addr; unsigned long start_addr; - unsigned short cfg; - unsigned short x_count; - short x_modify; - unsigned short y_count; - short y_modify; + unsigned DMA_MMR_SIZE_TYPE cfg; + unsigned DMA_MMR_SIZE_TYPE x_count; + DMA_MMR_SIZE_TYPE x_modify; + unsigned DMA_MMR_SIZE_TYPE y_count; + DMA_MMR_SIZE_TYPE y_modify; } __attribute__((packed)); struct dma_register { void *next_desc_ptr; /* DMA Next Descriptor Pointer register */ unsigned long start_addr; /* DMA Start address register */ +#ifdef CONFIG_BF60x + unsigned long cfg; /* DMA Configuration register */ + + unsigned long x_count; /* DMA x_count register */ + + long x_modify; /* DMA x_modify register */ + + unsigned long y_count; /* DMA y_count register */ + + long y_modify; /* DMA y_modify register */ + + unsigned long reserved; + unsigned long reserved2; + void *curr_desc_ptr; /* DMA Current Descriptor Pointer + register */ + void *prev_desc_ptr; /* DMA previous initial Descriptor Pointer + register */ + unsigned long curr_addr_ptr; /* DMA Current Address Pointer + register */ + unsigned long irq_status; /* DMA irq status register */ + + unsigned long curr_x_count; /* DMA Current x-count register */ + + unsigned long curr_y_count; /* DMA Current y-count register */ + + unsigned long reserved3; + + unsigned long bw_limit_count; /* DMA band width limit count register */ + unsigned long curr_bw_limit_count; /* DMA Current band width limit + count register */ + unsigned long bw_monitor_count; /* DMA band width limit count register */ + unsigned long curr_bw_monitor_count; /* DMA Current band width limit + count register */ +#else unsigned short cfg; /* DMA Configuration register */ unsigned short dummy1; /* DMA Configuration register */ @@ -125,6 +156,7 @@ struct dma_register { unsigned short dummy9; unsigned long reserved3; +#endif }; @@ -149,7 +181,7 @@ void blackfin_dma_resume(void); * DMA API's *******************************************************************************/ extern struct dma_channel dma_ch[MAX_DMA_CHANNELS]; -extern struct dma_register *dma_io_base_addr[MAX_DMA_CHANNELS]; +extern struct dma_register * const dma_io_base_addr[MAX_DMA_CHANNELS]; extern int channel2irq(unsigned int channel); static inline void set_dma_start_addr(unsigned int channel, unsigned long addr) @@ -164,23 +196,23 @@ static inline void set_dma_curr_desc_addr(unsigned int channel, void *addr) { dma_ch[channel].regs->curr_desc_ptr = addr; } -static inline void set_dma_x_count(unsigned int channel, unsigned short x_count) +static inline void set_dma_x_count(unsigned int channel, unsigned DMA_MMR_SIZE_TYPE x_count) { dma_ch[channel].regs->x_count = x_count; } -static inline void set_dma_y_count(unsigned int channel, unsigned short y_count) +static inline void set_dma_y_count(unsigned int channel, unsigned DMA_MMR_SIZE_TYPE y_count) { dma_ch[channel].regs->y_count = y_count; } -static inline void set_dma_x_modify(unsigned int channel, short x_modify) +static inline void set_dma_x_modify(unsigned int channel, DMA_MMR_SIZE_TYPE x_modify) { dma_ch[channel].regs->x_modify = x_modify; } -static inline void set_dma_y_modify(unsigned int channel, short y_modify) +static inline void set_dma_y_modify(unsigned int channel, DMA_MMR_SIZE_TYPE y_modify) { dma_ch[channel].regs->y_modify = y_modify; } -static inline void set_dma_config(unsigned int channel, unsigned short config) +static inline void set_dma_config(unsigned int channel, unsigned DMA_MMR_SIZE_TYPE config) { dma_ch[channel].regs->cfg = config; } @@ -189,23 +221,55 @@ static inline void set_dma_curr_addr(unsigned int channel, unsigned long addr) dma_ch[channel].regs->curr_addr_ptr = addr; } -static inline unsigned short +#ifdef CONFIG_BF60x +static inline unsigned long +set_bfin_dma_config2(char direction, char flow_mode, char intr_mode, + char dma_mode, char mem_width, char syncmode, char peri_width) +{ + unsigned long config = 0; + + switch (intr_mode) { + case INTR_ON_BUF: + if (dma_mode == DIMENSION_2D) + config = DI_EN_Y; + else + config = DI_EN_X; + break; + case INTR_ON_ROW: + config = DI_EN_X; + break; + case INTR_ON_PERI: + config = DI_EN_P; + break; + }; + + return config | (direction << 1) | (mem_width << 8) | (dma_mode << 26) | + (flow_mode << 12) | (syncmode << 2) | (peri_width << 4); +} +#endif + +static inline unsigned DMA_MMR_SIZE_TYPE set_bfin_dma_config(char direction, char flow_mode, - char intr_mode, char dma_mode, char width, char syncmode) + char intr_mode, char dma_mode, char mem_width, char syncmode) { - return (direction << 1) | (width << 2) | (dma_mode << 4) | +#ifdef CONFIG_BF60x + return set_bfin_dma_config2(direction, flow_mode, intr_mode, dma_mode, + mem_width, syncmode, mem_width); +#else + return (direction << 1) | (mem_width << 2) | (dma_mode << 4) | (intr_mode << 6) | (flow_mode << 12) | (syncmode << 5); +#endif } -static inline unsigned short get_dma_curr_irqstat(unsigned int channel) +static inline unsigned DMA_MMR_SIZE_TYPE get_dma_curr_irqstat(unsigned int channel) { return dma_ch[channel].regs->irq_status; } -static inline unsigned short get_dma_curr_xcount(unsigned int channel) +static inline unsigned DMA_MMR_SIZE_TYPE get_dma_curr_xcount(unsigned int channel) { return dma_ch[channel].regs->curr_x_count; } -static inline unsigned short get_dma_curr_ycount(unsigned int channel) +static inline unsigned DMA_MMR_SIZE_TYPE get_dma_curr_ycount(unsigned int channel) { return dma_ch[channel].regs->curr_y_count; } @@ -217,7 +281,7 @@ static inline void *get_dma_curr_desc_ptr(unsigned int channel) { return dma_ch[channel].regs->curr_desc_ptr; } -static inline unsigned short get_dma_config(unsigned int channel) +static inline unsigned DMA_MMR_SIZE_TYPE get_dma_config(unsigned int channel) { return dma_ch[channel].regs->cfg; } @@ -236,8 +300,8 @@ static inline void set_dma_sg(unsigned int channel, struct dmasg *sg, int ndsize dma_ch[channel].regs->next_desc_ptr = sg; dma_ch[channel].regs->cfg = - (dma_ch[channel].regs->cfg & ~(0xf << 8)) | - ((ndsize & 0xf) << 8); + (dma_ch[channel].regs->cfg & ~NDSIZE) | + ((ndsize << NDSIZE_OFFSET) & NDSIZE); } static inline int dma_channel_active(unsigned int channel) @@ -272,7 +336,7 @@ static inline void dma_enable_irq(unsigned int channel) } static inline void clear_dma_irqstat(unsigned int channel) { - dma_ch[channel].regs->irq_status = DMA_DONE | DMA_ERR; + dma_ch[channel].regs->irq_status = DMA_DONE | DMA_ERR | DMA_PIRQ; } void *dma_memcpy(void *dest, const void *src, size_t count); diff --git a/arch/blackfin/include/asm/dpmc.h b/arch/blackfin/include/asm/dpmc.h index efcc3aebeae..2673b11376f 100644 --- a/arch/blackfin/include/asm/dpmc.h +++ b/arch/blackfin/include/asm/dpmc.h @@ -9,6 +9,653 @@ #ifndef _BLACKFIN_DPMC_H_ #define _BLACKFIN_DPMC_H_ +#ifdef __ASSEMBLY__ +#define PM_REG0 R7 +#define PM_REG1 R6 +#define PM_REG2 R5 +#define PM_REG3 R4 +#define PM_REG4 R3 +#define PM_REG5 R2 +#define PM_REG6 R1 +#define PM_REG7 R0 +#define PM_REG8 P5 +#define PM_REG9 P4 +#define PM_REG10 P3 +#define PM_REG11 P2 +#define PM_REG12 P1 +#define PM_REG13 P0 + +#define PM_REGSET0 R7:7 +#define PM_REGSET1 R7:6 +#define PM_REGSET2 R7:5 +#define PM_REGSET3 R7:4 +#define PM_REGSET4 R7:3 +#define PM_REGSET5 R7:2 +#define PM_REGSET6 R7:1 +#define PM_REGSET7 R7:0 +#define PM_REGSET8 R7:0, P5:5 +#define PM_REGSET9 R7:0, P5:4 +#define PM_REGSET10 R7:0, P5:3 +#define PM_REGSET11 R7:0, P5:2 +#define PM_REGSET12 R7:0, P5:1 +#define PM_REGSET13 R7:0, P5:0 + +#define _PM_PUSH(n, x, w, base) PM_REG##n = w[FP + ((x) - (base))]; +#define _PM_POP(n, x, w, base) w[FP + ((x) - (base))] = PM_REG##n; +#define PM_PUSH_SYNC(n) [--sp] = (PM_REGSET##n); +#define PM_POP_SYNC(n) (PM_REGSET##n) = [sp++]; +#define PM_PUSH(n, x) PM_REG##n = [FP++]; +#define PM_POP(n, x) [FP--] = PM_REG##n; +#define PM_CORE_PUSH(n, x) _PM_PUSH(n, x, , COREMMR_BASE) +#define PM_CORE_POP(n, x) _PM_POP(n, x, , COREMMR_BASE) +#define PM_SYS_PUSH(n, x) _PM_PUSH(n, x, , SYSMMR_BASE) +#define PM_SYS_POP(n, x) _PM_POP(n, x, , SYSMMR_BASE) +#define PM_SYS_PUSH16(n, x) _PM_PUSH(n, x, w, SYSMMR_BASE) +#define PM_SYS_POP16(n, x) _PM_POP(n, x, w, SYSMMR_BASE) + + .macro bfin_init_pm_bench_cycles +#ifdef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH + R4 = 0; + CYCLES = R4; + CYCLES2 = R4; + R4 = SYSCFG; + BITSET(R4, 1); + SYSCFG = R4; +#endif + .endm + + .macro bfin_cpu_reg_save + /* + * Save the core regs early so we can blow them away when + * saving/restoring MMR states + */ + [--sp] = (R7:0, P5:0); + [--sp] = fp; + [--sp] = usp; + + [--sp] = i0; + [--sp] = i1; + [--sp] = i2; + [--sp] = i3; + + [--sp] = m0; + [--sp] = m1; + [--sp] = m2; + [--sp] = m3; + + [--sp] = l0; + [--sp] = l1; + [--sp] = l2; + [--sp] = l3; + + [--sp] = b0; + [--sp] = b1; + [--sp] = b2; + [--sp] = b3; + [--sp] = a0.x; + [--sp] = a0.w; + [--sp] = a1.x; + [--sp] = a1.w; + + [--sp] = LC0; + [--sp] = LC1; + [--sp] = LT0; + [--sp] = LT1; + [--sp] = LB0; + [--sp] = LB1; + + /* We can't push RETI directly as that'll change IPEND[4] */ + r7 = RETI; + [--sp] = RETS; + [--sp] = ASTAT; +#ifndef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH + [--sp] = CYCLES; + [--sp] = CYCLES2; +#endif + [--sp] = SYSCFG; + [--sp] = RETX; + [--sp] = SEQSTAT; + [--sp] = r7; + + /* Save first func arg in M3 */ + M3 = R0; + .endm + + .macro bfin_cpu_reg_restore + /* Restore Core Registers */ + RETI = [sp++]; + SEQSTAT = [sp++]; + RETX = [sp++]; + SYSCFG = [sp++]; +#ifndef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH + CYCLES2 = [sp++]; + CYCLES = [sp++]; +#endif + ASTAT = [sp++]; + RETS = [sp++]; + + LB1 = [sp++]; + LB0 = [sp++]; + LT1 = [sp++]; + LT0 = [sp++]; + LC1 = [sp++]; + LC0 = [sp++]; + + a1.w = [sp++]; + a1.x = [sp++]; + a0.w = [sp++]; + a0.x = [sp++]; + b3 = [sp++]; + b2 = [sp++]; + b1 = [sp++]; + b0 = [sp++]; + + l3 = [sp++]; + l2 = [sp++]; + l1 = [sp++]; + l0 = [sp++]; + + m3 = [sp++]; + m2 = [sp++]; + m1 = [sp++]; + m0 = [sp++]; + + i3 = [sp++]; + i2 = [sp++]; + i1 = [sp++]; + i0 = [sp++]; + + usp = [sp++]; + fp = [sp++]; + (R7:0, P5:0) = [sp++]; + + .endm + + .macro bfin_sys_mmr_save + /* Save system MMRs */ + FP.H = hi(SYSMMR_BASE); + FP.L = lo(SYSMMR_BASE); +#ifdef SIC_IMASK0 + PM_SYS_PUSH(0, SIC_IMASK0) + PM_SYS_PUSH(1, SIC_IMASK1) +# ifdef SIC_IMASK2 + PM_SYS_PUSH(2, SIC_IMASK2) +# endif +#else +# ifdef SIC_IMASK + PM_SYS_PUSH(0, SIC_IMASK) +# endif +#endif + +#ifdef SIC_IAR0 + PM_SYS_PUSH(3, SIC_IAR0) + PM_SYS_PUSH(4, SIC_IAR1) + PM_SYS_PUSH(5, SIC_IAR2) +#endif +#ifdef SIC_IAR3 + PM_SYS_PUSH(6, SIC_IAR3) +#endif +#ifdef SIC_IAR4 + PM_SYS_PUSH(7, SIC_IAR4) + PM_SYS_PUSH(8, SIC_IAR5) + PM_SYS_PUSH(9, SIC_IAR6) +#endif +#ifdef SIC_IAR7 + PM_SYS_PUSH(10, SIC_IAR7) +#endif +#ifdef SIC_IAR8 + PM_SYS_PUSH(11, SIC_IAR8) + PM_SYS_PUSH(12, SIC_IAR9) + PM_SYS_PUSH(13, SIC_IAR10) +#endif + PM_PUSH_SYNC(13) +#ifdef SIC_IAR11 + PM_SYS_PUSH(0, SIC_IAR11) +#endif + +#ifdef SIC_IWR + PM_SYS_PUSH(1, SIC_IWR) +#endif +#ifdef SIC_IWR0 + PM_SYS_PUSH(1, SIC_IWR0) +#endif +#ifdef SIC_IWR1 + PM_SYS_PUSH(2, SIC_IWR1) +#endif +#ifdef SIC_IWR2 + PM_SYS_PUSH(3, SIC_IWR2) +#endif + +#ifdef PINT0_ASSIGN + PM_SYS_PUSH(4, PINT0_MASK_SET) + PM_SYS_PUSH(5, PINT1_MASK_SET) + PM_SYS_PUSH(6, PINT2_MASK_SET) + PM_SYS_PUSH(7, PINT3_MASK_SET) + PM_SYS_PUSH(8, PINT0_ASSIGN) + PM_SYS_PUSH(9, PINT1_ASSIGN) + PM_SYS_PUSH(10, PINT2_ASSIGN) + PM_SYS_PUSH(11, PINT3_ASSIGN) + PM_SYS_PUSH(12, PINT0_INVERT_SET) + PM_SYS_PUSH(13, PINT1_INVERT_SET) + PM_PUSH_SYNC(13) + PM_SYS_PUSH(0, PINT2_INVERT_SET) + PM_SYS_PUSH(1, PINT3_INVERT_SET) + PM_SYS_PUSH(2, PINT0_EDGE_SET) + PM_SYS_PUSH(3, PINT1_EDGE_SET) + PM_SYS_PUSH(4, PINT2_EDGE_SET) + PM_SYS_PUSH(5, PINT3_EDGE_SET) +#endif + +#ifdef SYSCR + PM_SYS_PUSH16(6, SYSCR) +#endif + +#ifdef EBIU_AMGCTL + PM_SYS_PUSH16(7, EBIU_AMGCTL) + PM_SYS_PUSH(8, EBIU_AMBCTL0) + PM_SYS_PUSH(9, EBIU_AMBCTL1) +#endif +#ifdef EBIU_FCTL + PM_SYS_PUSH(10, EBIU_MBSCTL) + PM_SYS_PUSH(11, EBIU_MODE) + PM_SYS_PUSH(12, EBIU_FCTL) + PM_PUSH_SYNC(12) +#else + PM_PUSH_SYNC(9) +#endif + .endm + + + .macro bfin_sys_mmr_restore +/* Restore System MMRs */ + FP.H = hi(SYSMMR_BASE); + FP.L = lo(SYSMMR_BASE); + +#ifdef EBIU_FCTL + PM_POP_SYNC(12) + PM_SYS_POP(12, EBIU_FCTL) + PM_SYS_POP(11, EBIU_MODE) + PM_SYS_POP(10, EBIU_MBSCTL) +#else + PM_POP_SYNC(9) +#endif + +#ifdef EBIU_AMGCTL + PM_SYS_POP(9, EBIU_AMBCTL1) + PM_SYS_POP(8, EBIU_AMBCTL0) + PM_SYS_POP16(7, EBIU_AMGCTL) +#endif + +#ifdef SYSCR + PM_SYS_POP16(6, SYSCR) +#endif + +#ifdef PINT0_ASSIGN + PM_SYS_POP(5, PINT3_EDGE_SET) + PM_SYS_POP(4, PINT2_EDGE_SET) + PM_SYS_POP(3, PINT1_EDGE_SET) + PM_SYS_POP(2, PINT0_EDGE_SET) + PM_SYS_POP(1, PINT3_INVERT_SET) + PM_SYS_POP(0, PINT2_INVERT_SET) + PM_POP_SYNC(13) + PM_SYS_POP(13, PINT1_INVERT_SET) + PM_SYS_POP(12, PINT0_INVERT_SET) + PM_SYS_POP(11, PINT3_ASSIGN) + PM_SYS_POP(10, PINT2_ASSIGN) + PM_SYS_POP(9, PINT1_ASSIGN) + PM_SYS_POP(8, PINT0_ASSIGN) + PM_SYS_POP(7, PINT3_MASK_SET) + PM_SYS_POP(6, PINT2_MASK_SET) + PM_SYS_POP(5, PINT1_MASK_SET) + PM_SYS_POP(4, PINT0_MASK_SET) +#endif + +#ifdef SIC_IWR2 + PM_SYS_POP(3, SIC_IWR2) +#endif +#ifdef SIC_IWR1 + PM_SYS_POP(2, SIC_IWR1) +#endif +#ifdef SIC_IWR0 + PM_SYS_POP(1, SIC_IWR0) +#endif +#ifdef SIC_IWR + PM_SYS_POP(1, SIC_IWR) +#endif + +#ifdef SIC_IAR11 + PM_SYS_POP(0, SIC_IAR11) +#endif + PM_POP_SYNC(13) +#ifdef SIC_IAR8 + PM_SYS_POP(13, SIC_IAR10) + PM_SYS_POP(12, SIC_IAR9) + PM_SYS_POP(11, SIC_IAR8) +#endif +#ifdef SIC_IAR7 + PM_SYS_POP(10, SIC_IAR7) +#endif +#ifdef SIC_IAR6 + PM_SYS_POP(9, SIC_IAR6) + PM_SYS_POP(8, SIC_IAR5) + PM_SYS_POP(7, SIC_IAR4) +#endif +#ifdef SIC_IAR3 + PM_SYS_POP(6, SIC_IAR3) +#endif +#ifdef SIC_IAR0 + PM_SYS_POP(5, SIC_IAR2) + PM_SYS_POP(4, SIC_IAR1) + PM_SYS_POP(3, SIC_IAR0) +#endif +#ifdef SIC_IMASK0 +# ifdef SIC_IMASK2 + PM_SYS_POP(2, SIC_IMASK2) +# endif + PM_SYS_POP(1, SIC_IMASK1) + PM_SYS_POP(0, SIC_IMASK0) +#else +# ifdef SIC_IMASK + PM_SYS_POP(0, SIC_IMASK) +# endif +#endif + .endm + + .macro bfin_core_mmr_save + /* Save Core MMRs */ + I0.H = hi(COREMMR_BASE); + I0.L = lo(COREMMR_BASE); + I1 = I0; + I2 = I0; + I3 = I0; + B0 = I0; + B1 = I0; + B2 = I0; + B3 = I0; + I1.L = lo(DCPLB_ADDR0); + I2.L = lo(DCPLB_DATA0); + I3.L = lo(ICPLB_ADDR0); + B0.L = lo(ICPLB_DATA0); + B1.L = lo(EVT2); + B2.L = lo(IMASK); + B3.L = lo(TCNTL); + + /* Event Vectors */ + FP = B1; + PM_PUSH(0, EVT2) + PM_PUSH(1, EVT3) + FP += 4; /* EVT4 */ + PM_PUSH(2, EVT5) + PM_PUSH(3, EVT6) + PM_PUSH(4, EVT7) + PM_PUSH(5, EVT8) + PM_PUSH_SYNC(5) + + PM_PUSH(0, EVT9) + PM_PUSH(1, EVT10) + PM_PUSH(2, EVT11) + PM_PUSH(3, EVT12) + PM_PUSH(4, EVT13) + PM_PUSH(5, EVT14) + PM_PUSH(6, EVT15) + + /* CEC */ + FP = B2; + PM_PUSH(7, IMASK) + FP += 4; /* IPEND */ + PM_PUSH(8, ILAT) + PM_PUSH(9, IPRIO) + + /* Core Timer */ + FP = B3; + PM_PUSH(10, TCNTL) + PM_PUSH(11, TPERIOD) + PM_PUSH(12, TSCALE) + PM_PUSH(13, TCOUNT) + PM_PUSH_SYNC(13) + + /* Misc non-contiguous registers */ + FP = I0; + PM_CORE_PUSH(0, DMEM_CONTROL); + PM_CORE_PUSH(1, IMEM_CONTROL); + PM_CORE_PUSH(2, TBUFCTL); + PM_PUSH_SYNC(2) + + /* DCPLB Addr */ + FP = I1; + PM_PUSH(0, DCPLB_ADDR0) + PM_PUSH(1, DCPLB_ADDR1) + PM_PUSH(2, DCPLB_ADDR2) + PM_PUSH(3, DCPLB_ADDR3) + PM_PUSH(4, DCPLB_ADDR4) + PM_PUSH(5, DCPLB_ADDR5) + PM_PUSH(6, DCPLB_ADDR6) + PM_PUSH(7, DCPLB_ADDR7) + PM_PUSH(8, DCPLB_ADDR8) + PM_PUSH(9, DCPLB_ADDR9) + PM_PUSH(10, DCPLB_ADDR10) + PM_PUSH(11, DCPLB_ADDR11) + PM_PUSH(12, DCPLB_ADDR12) + PM_PUSH(13, DCPLB_ADDR13) + PM_PUSH_SYNC(13) + PM_PUSH(0, DCPLB_ADDR14) + PM_PUSH(1, DCPLB_ADDR15) + + /* DCPLB Data */ + FP = I2; + PM_PUSH(2, DCPLB_DATA0) + PM_PUSH(3, DCPLB_DATA1) + PM_PUSH(4, DCPLB_DATA2) + PM_PUSH(5, DCPLB_DATA3) + PM_PUSH(6, DCPLB_DATA4) + PM_PUSH(7, DCPLB_DATA5) + PM_PUSH(8, DCPLB_DATA6) + PM_PUSH(9, DCPLB_DATA7) + PM_PUSH(10, DCPLB_DATA8) + PM_PUSH(11, DCPLB_DATA9) + PM_PUSH(12, DCPLB_DATA10) + PM_PUSH(13, DCPLB_DATA11) + PM_PUSH_SYNC(13) + PM_PUSH(0, DCPLB_DATA12) + PM_PUSH(1, DCPLB_DATA13) + PM_PUSH(2, DCPLB_DATA14) + PM_PUSH(3, DCPLB_DATA15) + + /* ICPLB Addr */ + FP = I3; + PM_PUSH(4, ICPLB_ADDR0) + PM_PUSH(5, ICPLB_ADDR1) + PM_PUSH(6, ICPLB_ADDR2) + PM_PUSH(7, ICPLB_ADDR3) + PM_PUSH(8, ICPLB_ADDR4) + PM_PUSH(9, ICPLB_ADDR5) + PM_PUSH(10, ICPLB_ADDR6) + PM_PUSH(11, ICPLB_ADDR7) + PM_PUSH(12, ICPLB_ADDR8) + PM_PUSH(13, ICPLB_ADDR9) + PM_PUSH_SYNC(13) + PM_PUSH(0, ICPLB_ADDR10) + PM_PUSH(1, ICPLB_ADDR11) + PM_PUSH(2, ICPLB_ADDR12) + PM_PUSH(3, ICPLB_ADDR13) + PM_PUSH(4, ICPLB_ADDR14) + PM_PUSH(5, ICPLB_ADDR15) + + /* ICPLB Data */ + FP = B0; + PM_PUSH(6, ICPLB_DATA0) + PM_PUSH(7, ICPLB_DATA1) + PM_PUSH(8, ICPLB_DATA2) + PM_PUSH(9, ICPLB_DATA3) + PM_PUSH(10, ICPLB_DATA4) + PM_PUSH(11, ICPLB_DATA5) + PM_PUSH(12, ICPLB_DATA6) + PM_PUSH(13, ICPLB_DATA7) + PM_PUSH_SYNC(13) + PM_PUSH(0, ICPLB_DATA8) + PM_PUSH(1, ICPLB_DATA9) + PM_PUSH(2, ICPLB_DATA10) + PM_PUSH(3, ICPLB_DATA11) + PM_PUSH(4, ICPLB_DATA12) + PM_PUSH(5, ICPLB_DATA13) + PM_PUSH(6, ICPLB_DATA14) + PM_PUSH(7, ICPLB_DATA15) + PM_PUSH_SYNC(7) + .endm + + .macro bfin_core_mmr_restore + /* Restore Core MMRs */ + I0.H = hi(COREMMR_BASE); + I0.L = lo(COREMMR_BASE); + I1 = I0; + I2 = I0; + I3 = I0; + B0 = I0; + B1 = I0; + B2 = I0; + B3 = I0; + I1.L = lo(DCPLB_ADDR15); + I2.L = lo(DCPLB_DATA15); + I3.L = lo(ICPLB_ADDR15); + B0.L = lo(ICPLB_DATA15); + B1.L = lo(EVT15); + B2.L = lo(IPRIO); + B3.L = lo(TCOUNT); + + /* ICPLB Data */ + FP = B0; + PM_POP_SYNC(7) + PM_POP(7, ICPLB_DATA15) + PM_POP(6, ICPLB_DATA14) + PM_POP(5, ICPLB_DATA13) + PM_POP(4, ICPLB_DATA12) + PM_POP(3, ICPLB_DATA11) + PM_POP(2, ICPLB_DATA10) + PM_POP(1, ICPLB_DATA9) + PM_POP(0, ICPLB_DATA8) + PM_POP_SYNC(13) + PM_POP(13, ICPLB_DATA7) + PM_POP(12, ICPLB_DATA6) + PM_POP(11, ICPLB_DATA5) + PM_POP(10, ICPLB_DATA4) + PM_POP(9, ICPLB_DATA3) + PM_POP(8, ICPLB_DATA2) + PM_POP(7, ICPLB_DATA1) + PM_POP(6, ICPLB_DATA0) + + /* ICPLB Addr */ + FP = I3; + PM_POP(5, ICPLB_ADDR15) + PM_POP(4, ICPLB_ADDR14) + PM_POP(3, ICPLB_ADDR13) + PM_POP(2, ICPLB_ADDR12) + PM_POP(1, ICPLB_ADDR11) + PM_POP(0, ICPLB_ADDR10) + PM_POP_SYNC(13) + PM_POP(13, ICPLB_ADDR9) + PM_POP(12, ICPLB_ADDR8) + PM_POP(11, ICPLB_ADDR7) + PM_POP(10, ICPLB_ADDR6) + PM_POP(9, ICPLB_ADDR5) + PM_POP(8, ICPLB_ADDR4) + PM_POP(7, ICPLB_ADDR3) + PM_POP(6, ICPLB_ADDR2) + PM_POP(5, ICPLB_ADDR1) + PM_POP(4, ICPLB_ADDR0) + + /* DCPLB Data */ + FP = I2; + PM_POP(3, DCPLB_DATA15) + PM_POP(2, DCPLB_DATA14) + PM_POP(1, DCPLB_DATA13) + PM_POP(0, DCPLB_DATA12) + PM_POP_SYNC(13) + PM_POP(13, DCPLB_DATA11) + PM_POP(12, DCPLB_DATA10) + PM_POP(11, DCPLB_DATA9) + PM_POP(10, DCPLB_DATA8) + PM_POP(9, DCPLB_DATA7) + PM_POP(8, DCPLB_DATA6) + PM_POP(7, DCPLB_DATA5) + PM_POP(6, DCPLB_DATA4) + PM_POP(5, DCPLB_DATA3) + PM_POP(4, DCPLB_DATA2) + PM_POP(3, DCPLB_DATA1) + PM_POP(2, DCPLB_DATA0) + + /* DCPLB Addr */ + FP = I1; + PM_POP(1, DCPLB_ADDR15) + PM_POP(0, DCPLB_ADDR14) + PM_POP_SYNC(13) + PM_POP(13, DCPLB_ADDR13) + PM_POP(12, DCPLB_ADDR12) + PM_POP(11, DCPLB_ADDR11) + PM_POP(10, DCPLB_ADDR10) + PM_POP(9, DCPLB_ADDR9) + PM_POP(8, DCPLB_ADDR8) + PM_POP(7, DCPLB_ADDR7) + PM_POP(6, DCPLB_ADDR6) + PM_POP(5, DCPLB_ADDR5) + PM_POP(4, DCPLB_ADDR4) + PM_POP(3, DCPLB_ADDR3) + PM_POP(2, DCPLB_ADDR2) + PM_POP(1, DCPLB_ADDR1) + PM_POP(0, DCPLB_ADDR0) + + + /* Misc non-contiguous registers */ + + /* icache & dcache will enable later + drop IMEM_CONTROL, DMEM_CONTROL pop + */ + FP = I0; + PM_POP_SYNC(2) + PM_CORE_POP(2, TBUFCTL) + PM_CORE_POP(1, IMEM_CONTROL) + PM_CORE_POP(0, DMEM_CONTROL) + + /* Core Timer */ + FP = B3; + R0 = 0x1; + [FP - 0xC] = R0; + + PM_POP_SYNC(13) + FP = B3; + PM_POP(13, TCOUNT) + PM_POP(12, TSCALE) + PM_POP(11, TPERIOD) + PM_POP(10, TCNTL) + + /* CEC */ + FP = B2; + PM_POP(9, IPRIO) + PM_POP(8, ILAT) + FP += -4; /* IPEND */ + PM_POP(7, IMASK) + + /* Event Vectors */ + FP = B1; + PM_POP(6, EVT15) + PM_POP(5, EVT14) + PM_POP(4, EVT13) + PM_POP(3, EVT12) + PM_POP(2, EVT11) + PM_POP(1, EVT10) + PM_POP(0, EVT9) + PM_POP_SYNC(5) + PM_POP(5, EVT8) + PM_POP(4, EVT7) + PM_POP(3, EVT6) + PM_POP(2, EVT5) + FP += -4; /* EVT4 */ + PM_POP(1, EVT3) + PM_POP(0, EVT2) + .endm +#endif + +#include <mach/pll.h> + /* PLL_CTL Masks */ #define DF 0x0001 /* 0: PLL = CLKIN, 1: PLL = CLKIN/2 */ #define PLL_OFF 0x0002 /* PLL Not Powered */ @@ -96,6 +743,16 @@ #define VLEV_130 0x00F0 /* VLEV = 1.30 V (-5% - +10% Accuracy) */ #endif +#ifdef CONFIG_BF60x +#define PA15WE 0x00000001 /* Allow Wake-Up from PA15 */ +#define PB15WE 0x00000002 /* Allow Wake-Up from PB15 */ +#define PC15WE 0x00000004 /* Allow Wake-Up from PC15 */ +#define PD06WE 0x00000008 /* Allow Wake-Up from PD06(ETH0_PHYINT) */ +#define PE12WE 0x00000010 /* Allow Wake-Up from PE12(ETH1_PHYINT, PUSH BUTTON) */ +#define PG04WE 0x00000020 /* Allow Wake-Up from PG04(CAN0_RX) */ +#define PG13WE 0x00000040 /* Allow Wake-Up from PG13 */ +#define USBWE 0x00000080 /* Allow Wake-Up from (USB) */ +#else #define WAKE 0x0100 /* Enable RTC/Reset Wakeup From Hibernate */ #define CANWE 0x0200 /* Enable CAN Wakeup From Hibernate */ #define PHYWE 0x0400 /* Enable PHY Wakeup From Hibernate */ @@ -111,11 +768,11 @@ #else #define USBWE 0x0800 /* Enable USB Wakeup From Hibernate */ #endif +#endif #ifndef __ASSEMBLY__ void sleep_mode(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2); -void hibernate_mode(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2); void sleep_deeper(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2); void do_hibernate(int wakeup); void set_dram_srfs(void); @@ -123,38 +780,15 @@ void unset_dram_srfs(void); #define VRPAIR(vlev, freq) (((vlev) << 16) | ((freq) >> 16)) +#ifdef CONFIG_CPU_FREQ +#define CPUFREQ_CPU 0 +#endif struct bfin_dpmc_platform_data { const unsigned int *tuple_tab; unsigned short tabsize; unsigned short vr_settling_time; /* in us */ }; -#else - -#define PM_PUSH(x) \ - R0 = [P0 + (x - SRAM_BASE_ADDRESS)];\ - [--SP] = R0;\ - -#define PM_POP(x) \ - R0 = [SP++];\ - [P0 + (x - SRAM_BASE_ADDRESS)] = R0;\ - -#define PM_SYS_PUSH(x) \ - R0 = [P0 + (x - PLL_CTL)];\ - [--SP] = R0;\ - -#define PM_SYS_POP(x) \ - R0 = [SP++];\ - [P0 + (x - PLL_CTL)] = R0;\ - -#define PM_SYS_PUSH16(x) \ - R0 = w[P0 + (x - PLL_CTL)];\ - [--SP] = R0;\ - -#define PM_SYS_POP16(x) \ - R0 = [SP++];\ - w[P0 + (x - PLL_CTL)] = R0;\ - #endif #endif /*_BLACKFIN_DPMC_H_*/ diff --git a/arch/blackfin/include/asm/elf.h b/arch/blackfin/include/asm/elf.h index e6c6812a9ab..d15cb9b5d52 100644 --- a/arch/blackfin/include/asm/elf.h +++ b/arch/blackfin/include/asm/elf.h @@ -132,6 +132,4 @@ do { \ #define ELF_PLATFORM (NULL) -#define SET_PERSONALITY(ex) set_personality(PER_LINUX) - #endif diff --git a/arch/blackfin/include/asm/emergency-restart.h b/arch/blackfin/include/asm/emergency-restart.h deleted file mode 100644 index 3711bd9d50b..00000000000 --- a/arch/blackfin/include/asm/emergency-restart.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/emergency-restart.h> diff --git a/arch/blackfin/include/asm/errno.h b/arch/blackfin/include/asm/errno.h deleted file mode 100644 index 4c82b503d92..00000000000 --- a/arch/blackfin/include/asm/errno.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/errno.h> diff --git a/arch/blackfin/include/asm/exec.h b/arch/blackfin/include/asm/exec.h new file mode 100644 index 00000000000..54c2e1db274 --- /dev/null +++ b/arch/blackfin/include/asm/exec.h @@ -0,0 +1 @@ +/* define arch_align_stack() here */ diff --git a/arch/blackfin/include/asm/fb.h b/arch/blackfin/include/asm/fb.h deleted file mode 100644 index 3a4988e8df4..00000000000 --- a/arch/blackfin/include/asm/fb.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/fb.h> diff --git a/arch/blackfin/include/asm/fcntl.h b/arch/blackfin/include/asm/fcntl.h deleted file mode 100644 index 251c911d59c..00000000000 --- a/arch/blackfin/include/asm/fcntl.h +++ /dev/null @@ -1,17 +0,0 @@ -/* - * Copyright 2004-2008 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef _BFIN_FCNTL_H -#define _BFIN_FCNTL_H - -#define O_DIRECTORY 040000 /* must be a directory */ -#define O_NOFOLLOW 0100000 /* don't follow links */ -#define O_DIRECT 0200000 /* direct disk access hint - currently ignored */ -#define O_LARGEFILE 0400000 - -#include <asm-generic/fcntl.h> - -#endif diff --git a/arch/blackfin/include/asm/fixed_code.h b/arch/blackfin/include/asm/fixed_code.h index 73fe53e7fd2..bc330f06207 100644 --- a/arch/blackfin/include/asm/fixed_code.h +++ b/arch/blackfin/include/asm/fixed_code.h @@ -6,11 +6,11 @@ * * Licensed under the GPL-2 or later. */ - #ifndef __BFIN_ASM_FIXED_CODE_H__ #define __BFIN_ASM_FIXED_CODE_H__ -#ifdef __KERNEL__ +#include <uapi/asm/fixed_code.h> + #ifndef __ASSEMBLY__ #include <linux/linkage.h> #include <linux/ptrace.h> @@ -28,25 +28,3 @@ extern void safe_user_instruction(void); extern void sigreturn_stub(void); #endif #endif - -#define FIXED_CODE_START 0x400 - -#define SIGRETURN_STUB 0x400 - -#define ATOMIC_SEQS_START 0x410 - -#define ATOMIC_XCHG32 0x410 -#define ATOMIC_CAS32 0x420 -#define ATOMIC_ADD32 0x430 -#define ATOMIC_SUB32 0x440 -#define ATOMIC_IOR32 0x450 -#define ATOMIC_AND32 0x460 -#define ATOMIC_XOR32 0x470 - -#define ATOMIC_SEQS_END 0x480 - -#define SAFE_USER_INSTRUCTION 0x480 - -#define FIXED_CODE_END 0x490 - -#endif diff --git a/arch/blackfin/include/asm/ftrace.h b/arch/blackfin/include/asm/ftrace.h index 8a029505d7b..2f1c3c2657a 100644 --- a/arch/blackfin/include/asm/ftrace.h +++ b/arch/blackfin/include/asm/ftrace.h @@ -66,16 +66,7 @@ extern inline void *return_address(unsigned int level) #endif /* CONFIG_FRAME_POINTER */ -#define HAVE_ARCH_CALLER_ADDR - -/* inline function or macro may lead to unexpected result */ -#define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0)) -#define CALLER_ADDR1 ((unsigned long)return_address(1)) -#define CALLER_ADDR2 ((unsigned long)return_address(2)) -#define CALLER_ADDR3 ((unsigned long)return_address(3)) -#define CALLER_ADDR4 ((unsigned long)return_address(4)) -#define CALLER_ADDR5 ((unsigned long)return_address(5)) -#define CALLER_ADDR6 ((unsigned long)return_address(6)) +#define ftrace_return_address(n) return_address(n) #endif /* __ASSEMBLY__ */ diff --git a/arch/blackfin/include/asm/futex.h b/arch/blackfin/include/asm/futex.h deleted file mode 100644 index 0b745828f42..00000000000 --- a/arch/blackfin/include/asm/futex.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/futex.h> diff --git a/arch/blackfin/include/asm/gpio.h b/arch/blackfin/include/asm/gpio.h index 1ef8417f5d2..99d338ca2ea 100644 --- a/arch/blackfin/include/asm/gpio.h +++ b/arch/blackfin/include/asm/gpio.h @@ -16,61 +16,21 @@ #include <mach/gpio.h> -#define GPIO_0 0 -#define GPIO_1 1 -#define GPIO_2 2 -#define GPIO_3 3 -#define GPIO_4 4 -#define GPIO_5 5 -#define GPIO_6 6 -#define GPIO_7 7 -#define GPIO_8 8 -#define GPIO_9 9 -#define GPIO_10 10 -#define GPIO_11 11 -#define GPIO_12 12 -#define GPIO_13 13 -#define GPIO_14 14 -#define GPIO_15 15 -#define GPIO_16 16 -#define GPIO_17 17 -#define GPIO_18 18 -#define GPIO_19 19 -#define GPIO_20 20 -#define GPIO_21 21 -#define GPIO_22 22 -#define GPIO_23 23 -#define GPIO_24 24 -#define GPIO_25 25 -#define GPIO_26 26 -#define GPIO_27 27 -#define GPIO_28 28 -#define GPIO_29 29 -#define GPIO_30 30 -#define GPIO_31 31 -#define GPIO_32 32 -#define GPIO_33 33 -#define GPIO_34 34 -#define GPIO_35 35 -#define GPIO_36 36 -#define GPIO_37 37 -#define GPIO_38 38 -#define GPIO_39 39 -#define GPIO_40 40 -#define GPIO_41 41 -#define GPIO_42 42 -#define GPIO_43 43 -#define GPIO_44 44 -#define GPIO_45 45 -#define GPIO_46 46 -#define GPIO_47 47 - #define PERIPHERAL_USAGE 1 #define GPIO_USAGE 0 +#ifndef BFIN_GPIO_PINT +# define BFIN_GPIO_PINT 0 +#endif + #ifndef __ASSEMBLY__ +#ifndef CONFIG_PINCTRL + #include <linux/compiler.h> +#include <asm/blackfin.h> +#include <asm/portmux.h> +#include <asm/irq_handler.h> /*********************************************************** * @@ -89,7 +49,6 @@ * MODIFICATION HISTORY : **************************************************************/ -#ifndef CONFIG_BF54x void set_gpio_dir(unsigned, unsigned short); void set_gpio_inen(unsigned, unsigned short); void set_gpio_polar(unsigned, unsigned short); @@ -159,31 +118,32 @@ struct gpio_port_t { unsigned short dummy16; unsigned short inen; }; -#endif #ifdef BFIN_SPECIAL_GPIO_BANKS void bfin_special_gpio_free(unsigned gpio); int bfin_special_gpio_request(unsigned gpio, const char *label); +# ifdef CONFIG_PM +void bfin_special_gpio_pm_hibernate_restore(void); +void bfin_special_gpio_pm_hibernate_suspend(void); +# endif #endif #ifdef CONFIG_PM -int bfin_pm_standby_ctrl(unsigned ctrl); +void bfin_gpio_pm_hibernate_restore(void); +void bfin_gpio_pm_hibernate_suspend(void); +int bfin_gpio_pm_wakeup_ctrl(unsigned gpio, unsigned ctrl); +int bfin_gpio_pm_standby_ctrl(unsigned ctrl); static inline int bfin_pm_standby_setup(void) { - return bfin_pm_standby_ctrl(1); + return bfin_gpio_pm_standby_ctrl(1); } static inline void bfin_pm_standby_restore(void) { - bfin_pm_standby_ctrl(0); + bfin_gpio_pm_standby_ctrl(0); } -void bfin_gpio_pm_hibernate_restore(void); -void bfin_gpio_pm_hibernate_suspend(void); - -#ifndef CONFIG_BF54x -int gpio_pm_wakeup_ctrl(unsigned gpio, unsigned ctrl); struct gpio_port_s { unsigned short data; @@ -199,8 +159,8 @@ struct gpio_port_s { unsigned short reserved; unsigned short mux; }; -#endif /*CONFIG_BF54x*/ #endif /*CONFIG_PM*/ + /*********************************************************** * * FUNCTIONS: Blackfin GPIO Driver @@ -215,36 +175,29 @@ struct gpio_port_s { ************************************************************* * MODIFICATION HISTORY : **************************************************************/ - -int bfin_gpio_request(unsigned gpio, const char *label); -void bfin_gpio_free(unsigned gpio); int bfin_gpio_irq_request(unsigned gpio, const char *label); void bfin_gpio_irq_free(unsigned gpio); -int bfin_gpio_direction_input(unsigned gpio); -int bfin_gpio_direction_output(unsigned gpio, int value); -int bfin_gpio_get_value(unsigned gpio); -void bfin_gpio_set_value(unsigned gpio, int value); +void bfin_gpio_irq_prepare(unsigned gpio); + +static inline int irq_to_gpio(unsigned irq) +{ + return irq - GPIO_IRQ_BASE; +} +#endif /* CONFIG_PINCTRL */ #include <asm/irq.h> #include <asm/errno.h> -#ifdef CONFIG_GPIOLIB #include <asm-generic/gpio.h> /* cansleep wrappers */ static inline int gpio_get_value(unsigned int gpio) { - if (gpio < MAX_BLACKFIN_GPIOS) - return bfin_gpio_get_value(gpio); - else - return __gpio_get_value(gpio); + return __gpio_get_value(gpio); } static inline void gpio_set_value(unsigned int gpio, int value) { - if (gpio < MAX_BLACKFIN_GPIOS) - bfin_gpio_set_value(gpio, value); - else - __gpio_set_value(gpio, value); + __gpio_set_value(gpio, value); } static inline int gpio_cansleep(unsigned int gpio) @@ -256,60 +209,6 @@ static inline int gpio_to_irq(unsigned gpio) { return __gpio_to_irq(gpio); } - -#else /* !CONFIG_GPIOLIB */ - -static inline int gpio_request(unsigned gpio, const char *label) -{ - return bfin_gpio_request(gpio, label); -} - -static inline void gpio_free(unsigned gpio) -{ - return bfin_gpio_free(gpio); -} - -static inline int gpio_direction_input(unsigned gpio) -{ - return bfin_gpio_direction_input(gpio); -} - -static inline int gpio_direction_output(unsigned gpio, int value) -{ - return bfin_gpio_direction_output(gpio, value); -} - -static inline int gpio_set_debounce(unsigned gpio, unsigned debounce) -{ - return -EINVAL; -} - -static inline int gpio_get_value(unsigned gpio) -{ - return bfin_gpio_get_value(gpio); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - return bfin_gpio_set_value(gpio, value); -} - -static inline int gpio_to_irq(unsigned gpio) -{ - if (likely(gpio < MAX_BLACKFIN_GPIOS)) - return gpio + GPIO_IRQ_BASE; - - return -EINVAL; -} - -#include <asm-generic/gpio.h> /* cansleep wrappers */ -#endif /* !CONFIG_GPIOLIB */ - -static inline int irq_to_gpio(unsigned irq) -{ - return (irq - GPIO_IRQ_BASE); -} - #endif /* __ASSEMBLY__ */ #endif /* __ARCH_BLACKFIN_GPIO_H__ */ diff --git a/arch/blackfin/include/asm/gptimers.h b/arch/blackfin/include/asm/gptimers.h index c722acdda0d..381e3d621a4 100644 --- a/arch/blackfin/include/asm/gptimers.h +++ b/arch/blackfin/include/asm/gptimers.h @@ -44,6 +44,13 @@ # define TIMER_GROUP2 1 #endif /* + * BF609: 8 timers: + */ +#if defined(CONFIG_BF60x) +# define MAX_BLACKFIN_GPTIMERS 8 +# define TIMER0_GROUP_REG TIMER_RUN +#endif +/* * All others: 3 timers: */ #define TIMER_GROUP1 0 @@ -104,6 +111,72 @@ # define FS2_TIMER_BIT TIMER1bit #endif +#ifdef CONFIG_BF60x +/* + * Timer Configuration Register Bits + */ +#define TIMER_EMU_RUN 0x8000 +#define TIMER_BPER_EN 0x4000 +#define TIMER_BWID_EN 0x2000 +#define TIMER_BDLY_EN 0x1000 +#define TIMER_OUT_DIS 0x0800 +#define TIMER_TIN_SEL 0x0400 +#define TIMER_CLK_SEL 0x0300 +#define TIMER_CLK_SCLK 0x0000 +#define TIMER_CLK_ALT_CLK0 0x0100 +#define TIMER_CLK_ALT_CLK1 0x0300 +#define TIMER_PULSE_HI 0x0080 +#define TIMER_SLAVE_TRIG 0x0040 +#define TIMER_IRQ_MODE 0x0030 +#define TIMER_IRQ_ACT_EDGE 0x0000 +#define TIMER_IRQ_DLY 0x0010 +#define TIMER_IRQ_WID_DLY 0x0020 +#define TIMER_IRQ_PER 0x0030 +#define TIMER_MODE 0x000f +#define TIMER_MODE_WDOG_P 0x0008 +#define TIMER_MODE_WDOG_W 0x0009 +#define TIMER_MODE_PWM_CONT 0x000c +#define TIMER_MODE_PWM 0x000d +#define TIMER_MODE_WDTH 0x000a +#define TIMER_MODE_WDTH_D 0x000b +#define TIMER_MODE_EXT_CLK 0x000e +#define TIMER_MODE_PININT 0x000f + +/* + * Timer Status Register Bits + */ +#define TIMER_STATUS_TIMIL0 0x0001 +#define TIMER_STATUS_TIMIL1 0x0002 +#define TIMER_STATUS_TIMIL2 0x0004 +#define TIMER_STATUS_TIMIL3 0x0008 +#define TIMER_STATUS_TIMIL4 0x0010 +#define TIMER_STATUS_TIMIL5 0x0020 +#define TIMER_STATUS_TIMIL6 0x0040 +#define TIMER_STATUS_TIMIL7 0x0080 + +#define TIMER_STATUS_TOVF0 0x0001 /* timer 0 overflow error */ +#define TIMER_STATUS_TOVF1 0x0002 +#define TIMER_STATUS_TOVF2 0x0004 +#define TIMER_STATUS_TOVF3 0x0008 +#define TIMER_STATUS_TOVF4 0x0010 +#define TIMER_STATUS_TOVF5 0x0020 +#define TIMER_STATUS_TOVF6 0x0040 +#define TIMER_STATUS_TOVF7 0x0080 + +/* + * Timer Slave Enable Status : write 1 to clear + */ +#define TIMER_STATUS_TRUN0 0x0001 +#define TIMER_STATUS_TRUN1 0x0002 +#define TIMER_STATUS_TRUN2 0x0004 +#define TIMER_STATUS_TRUN3 0x0008 +#define TIMER_STATUS_TRUN4 0x0010 +#define TIMER_STATUS_TRUN5 0x0020 +#define TIMER_STATUS_TRUN6 0x0040 +#define TIMER_STATUS_TRUN7 0x0080 + +#else + /* * Timer Configuration Register Bits */ @@ -170,12 +243,18 @@ #define TIMER_STATUS_TRUN10 0x4000 #define TIMER_STATUS_TRUN11 0x8000 +#endif + /* The actual gptimer API */ void set_gptimer_pwidth(unsigned int timer_id, uint32_t width); uint32_t get_gptimer_pwidth(unsigned int timer_id); void set_gptimer_period(unsigned int timer_id, uint32_t period); uint32_t get_gptimer_period(unsigned int timer_id); +#ifdef CONFIG_BF60x +void set_gptimer_delay(unsigned int timer_id, uint32_t delay); +uint32_t get_gptimer_delay(unsigned int timer_id); +#endif uint32_t get_gptimer_count(unsigned int timer_id); int get_gptimer_intr(unsigned int timer_id); void clear_gptimer_intr(unsigned int timer_id); @@ -193,4 +272,66 @@ uint16_t get_enabled_gptimers(void); uint32_t get_gptimer_status(unsigned int group); void set_gptimer_status(unsigned int group, uint32_t value); +static inline void enable_gptimer(unsigned int timer_id) +{ + enable_gptimers(1 << timer_id); +} + +static inline void disable_gptimer(unsigned int timer_id) +{ + disable_gptimers(1 << timer_id); +} + +/* + * All Blackfin system MMRs are padded to 32bits even if the register + * itself is only 16bits. So use a helper macro to streamline this. + */ +#define __BFP(m) u16 m; u16 __pad_##m + +/* + * bfin timer registers layout + */ +struct bfin_gptimer_regs { + __BFP(config); + u32 counter; + u32 period; + u32 width; +#ifdef CONFIG_BF60x + u32 delay; +#endif +}; + +/* + * bfin group timer registers layout + */ +#ifndef CONFIG_BF60x +struct bfin_gptimer_group_regs { + __BFP(enable); + __BFP(disable); + u32 status; +}; +#else +struct bfin_gptimer_group_regs { + __BFP(run); + __BFP(enable); + __BFP(disable); + __BFP(stop_cfg); + __BFP(stop_cfg_set); + __BFP(stop_cfg_clr); + __BFP(data_imsk); + __BFP(stat_imsk); + __BFP(tr_msk); + __BFP(tr_ie); + __BFP(data_ilat); + __BFP(stat_ilat); + __BFP(err_status); + __BFP(bcast_per); + __BFP(bcast_wid); + __BFP(bcast_dly); + +}; +#endif + +#undef __BFP + #endif diff --git a/arch/blackfin/include/asm/hardirq.h b/arch/blackfin/include/asm/hardirq.h index c078dd78d99..58b54a6d5a1 100644 --- a/arch/blackfin/include/asm/hardirq.h +++ b/arch/blackfin/include/asm/hardirq.h @@ -12,9 +12,6 @@ extern void ack_bad_irq(unsigned int irq); #define ack_bad_irq ack_bad_irq -/* Define until common code gets sane defaults */ -#define HARDIRQ_BITS 9 - #include <asm-generic/hardirq.h> #endif diff --git a/arch/blackfin/include/asm/hw_irq.h b/arch/blackfin/include/asm/hw_irq.h deleted file mode 100644 index 1f5ef7da004..00000000000 --- a/arch/blackfin/include/asm/hw_irq.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/hw_irq.h> diff --git a/arch/blackfin/include/asm/io.h b/arch/blackfin/include/asm/io.h index 234fbac17ec..dccae26805b 100644 --- a/arch/blackfin/include/asm/io.h +++ b/arch/blackfin/include/asm/io.h @@ -1,5 +1,5 @@ /* - * Copyright 2004-2009 Analog Devices Inc. + * Copyright 2004-2010 Analog Devices Inc. * * Licensed under the GPL-2 or later. */ @@ -7,148 +7,48 @@ #ifndef _BFIN_IO_H #define _BFIN_IO_H -#ifdef __KERNEL__ - -#ifndef __ASSEMBLY__ -#include <linux/types.h> -#endif #include <linux/compiler.h> - -/* - * These are for ISA/PCI shared memory _only_ and should never be used - * on any other type of memory, including Zorro memory. They are meant to - * access the bus in the bus byte order which is little-endian!. - * - * readX/writeX() are used to access memory mapped devices. On some - * architectures the memory mapped IO stuff needs to be accessed - * differently. On the bfin architecture, we just read/write the - * memory location directly. - */ -#ifndef __ASSEMBLY__ - -static inline unsigned char readb(const volatile void __iomem *addr) -{ - unsigned int val; - int tmp; - - __asm__ __volatile__ ( - "cli %1;" - "NOP; NOP; SSYNC;" - "%0 = b [%2] (z);" - "sti %1;" - : "=d"(val), "=d"(tmp) - : "a"(addr) - ); - - return (unsigned char) val; -} - -static inline unsigned short readw(const volatile void __iomem *addr) -{ - unsigned int val; - int tmp; - - __asm__ __volatile__ ( - "cli %1;" - "NOP; NOP; SSYNC;" - "%0 = w [%2] (z);" - "sti %1;" - : "=d"(val), "=d"(tmp) - : "a"(addr) - ); - - return (unsigned short) val; -} - -static inline unsigned int readl(const volatile void __iomem *addr) -{ - unsigned int val; - int tmp; - - __asm__ __volatile__ ( - "cli %1;" - "NOP; NOP; SSYNC;" - "%0 = [%2];" - "sti %1;" - : "=d"(val), "=d"(tmp) - : "a"(addr) - ); - - return val; +#include <linux/types.h> +#include <asm/byteorder.h> + +#define DECLARE_BFIN_RAW_READX(size, type, asm, asm_sign) \ +static inline type __raw_read##size(const volatile void __iomem *addr) \ +{ \ + unsigned int val; \ + int tmp; \ + __asm__ __volatile__ ( \ + "cli %1;" \ + "NOP; NOP; SSYNC;" \ + "%0 = "#asm" [%2] "#asm_sign";" \ + "sti %1;" \ + : "=d"(val), "=d"(tmp) \ + : "a"(addr) \ + ); \ + return (type) val; \ } - -#endif /* __ASSEMBLY__ */ - -#define writeb(b, addr) (void)((*(volatile unsigned char *) (addr)) = (b)) -#define writew(b, addr) (void)((*(volatile unsigned short *) (addr)) = (b)) -#define writel(b, addr) (void)((*(volatile unsigned int *) (addr)) = (b)) - -#define __raw_readb readb -#define __raw_readw readw -#define __raw_readl readl -#define __raw_writeb writeb -#define __raw_writew writew -#define __raw_writel writel -#define memset_io(a, b, c) memset((void *)(a), (b), (c)) -#define memcpy_fromio(a, b, c) memcpy((a), (void *)(b), (c)) -#define memcpy_toio(a, b, c) memcpy((void *)(a), (b), (c)) - -/* Convert "I/O port addresses" to actual addresses. i.e. ugly casts. */ -#define __io(port) ((void *)(unsigned long)(port)) - -#define inb(port) readb(__io(port)) -#define inw(port) readw(__io(port)) -#define inl(port) readl(__io(port)) -#define outb(x, port) writeb(x, __io(port)) -#define outw(x, port) writew(x, __io(port)) -#define outl(x, port) writel(x, __io(port)) - -#define inb_p(port) inb(__io(port)) -#define inw_p(port) inw(__io(port)) -#define inl_p(port) inl(__io(port)) -#define outb_p(x, port) outb(x, __io(port)) -#define outw_p(x, port) outw(x, __io(port)) -#define outl_p(x, port) outl(x, __io(port)) - -#define ioread8_rep(a, d, c) readsb(a, d, c) -#define ioread16_rep(a, d, c) readsw(a, d, c) -#define ioread32_rep(a, d, c) readsl(a, d, c) -#define iowrite8_rep(a, s, c) writesb(a, s, c) -#define iowrite16_rep(a, s, c) writesw(a, s, c) -#define iowrite32_rep(a, s, c) writesl(a, s, c) - -#define ioread8(x) readb(x) -#define ioread16(x) readw(x) -#define ioread32(x) readl(x) -#define iowrite8(val, x) writeb(val, x) -#define iowrite16(val, x) writew(val, x) -#define iowrite32(val, x) writel(val, x) - -/** - * I/O write barrier - * - * Ensure ordering of I/O space writes. This will make sure that writes - * following the barrier will arrive after all previous writes. - */ -#define mmiowb() do { SSYNC(); wmb(); } while (0) - -#define IO_SPACE_LIMIT 0xffffffff - -/* Values for nocacheflag and cmode */ -#define IOMAP_NOCACHE_SER 1 - -#ifndef __ASSEMBLY__ +DECLARE_BFIN_RAW_READX(b, u8, b, (z)) +#define __raw_readb __raw_readb +DECLARE_BFIN_RAW_READX(w, u16, w, (z)) +#define __raw_readw __raw_readw +DECLARE_BFIN_RAW_READX(l, u32, , ) +#define __raw_readl __raw_readl extern void outsb(unsigned long port, const void *addr, unsigned long count); extern void outsw(unsigned long port, const void *addr, unsigned long count); extern void outsw_8(unsigned long port, const void *addr, unsigned long count); extern void outsl(unsigned long port, const void *addr, unsigned long count); +#define outsb outsb +#define outsw outsw +#define outsl outsl extern void insb(unsigned long port, void *addr, unsigned long count); extern void insw(unsigned long port, void *addr, unsigned long count); extern void insw_8(unsigned long port, void *addr, unsigned long count); extern void insl(unsigned long port, void *addr, unsigned long count); extern void insl_16(unsigned long port, void *addr, unsigned long count); +#define insb insb +#define insw insw +#define insl insl extern void dma_outsb(unsigned long port, const void *addr, unsigned short count); extern void dma_outsw(unsigned long port, const void *addr, unsigned short count); @@ -158,108 +58,14 @@ extern void dma_insb(unsigned long port, void *addr, unsigned short count); extern void dma_insw(unsigned long port, void *addr, unsigned short count); extern void dma_insl(unsigned long port, void *addr, unsigned short count); -static inline void readsl(const void __iomem *addr, void *buf, int len) -{ - insl((unsigned long)addr, buf, len); -} - -static inline void readsw(const void __iomem *addr, void *buf, int len) -{ - insw((unsigned long)addr, buf, len); -} - -static inline void readsb(const void __iomem *addr, void *buf, int len) -{ - insb((unsigned long)addr, buf, len); -} - -static inline void writesl(const void __iomem *addr, const void *buf, int len) -{ - outsl((unsigned long)addr, buf, len); -} - -static inline void writesw(const void __iomem *addr, const void *buf, int len) -{ - outsw((unsigned long)addr, buf, len); -} - -static inline void writesb(const void __iomem *addr, const void *buf, int len) -{ - outsb((unsigned long)addr, buf, len); -} - -/* - * Map some physical address range into the kernel address space. - */ -static inline void __iomem *__ioremap(unsigned long physaddr, unsigned long size, - int cacheflag) -{ - return (void __iomem *)physaddr; -} - -/* - * Unmap a ioremap()ed region again - */ -static inline void iounmap(void *addr) -{ -} - -/* - * __iounmap unmaps nearly everything, so be careful - * it doesn't free currently pointer/page tables anymore but it - * wans't used anyway and might be added later. - */ -static inline void __iounmap(void *addr, unsigned long size) -{ -} - -/* - * Set new cache mode for some kernel address space. - * The caller must push data for that range itself, if such data may already - * be in the cache. +/** + * I/O write barrier + * + * Ensure ordering of I/O space writes. This will make sure that writes + * following the barrier will arrive after all previous writes. */ -static inline void kernel_set_cachemode(void *addr, unsigned long size, - int cmode) -{ -} - -static inline void __iomem *ioremap(unsigned long physaddr, unsigned long size) -{ - return __ioremap(physaddr, size, IOMAP_NOCACHE_SER); -} -static inline void __iomem *ioremap_nocache(unsigned long physaddr, - unsigned long size) -{ - return __ioremap(physaddr, size, IOMAP_NOCACHE_SER); -} +#define mmiowb() do { SSYNC(); wmb(); } while (0) -extern void blkfin_inv_cache_all(void); +#include <asm-generic/io.h> #endif - -#define ioport_map(port, nr) ((void __iomem*)(port)) -#define ioport_unmap(addr) - -/* Pages to physical address... */ -#define page_to_bus(page) ((page - mem_map) << PAGE_SHIFT) - -#define phys_to_virt(vaddr) ((void *) (vaddr)) -#define virt_to_phys(vaddr) ((unsigned long) (vaddr)) - -#define virt_to_bus virt_to_phys -#define bus_to_virt phys_to_virt - -/* - * Convert a physical pointer to a virtual kernel pointer for /dev/mem - * access - */ -#define xlate_dev_mem_ptr(p) __va(p) - -/* - * Convert a virtual cached pointer to an uncached pointer - */ -#define xlate_dev_kmem_ptr(p) p - -#endif /* __KERNEL__ */ - -#endif /* _BFIN_IO_H */ diff --git a/arch/blackfin/include/asm/ioctl.h b/arch/blackfin/include/asm/ioctl.h deleted file mode 100644 index b279fe06dfe..00000000000 --- a/arch/blackfin/include/asm/ioctl.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/ioctl.h> diff --git a/arch/blackfin/include/asm/ioctls.h b/arch/blackfin/include/asm/ioctls.h deleted file mode 100644 index eca8d75b0a8..00000000000 --- a/arch/blackfin/include/asm/ioctls.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __ARCH_BFIN_IOCTLS_H__ -#define __ARCH_BFIN_IOCTLS_H__ - -#define FIOQSIZE 0x545E -#include <asm-generic/ioctls.h> - -#endif diff --git a/arch/blackfin/include/asm/ipcbuf.h b/arch/blackfin/include/asm/ipcbuf.h deleted file mode 100644 index 84c7e51cb6d..00000000000 --- a/arch/blackfin/include/asm/ipcbuf.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/ipcbuf.h> diff --git a/arch/blackfin/include/asm/ipipe.h b/arch/blackfin/include/asm/ipipe.h index 40f94a704c0..17b5e92e3bc 100644 --- a/arch/blackfin/include/asm/ipipe.h +++ b/arch/blackfin/include/asm/ipipe.h @@ -32,13 +32,14 @@ #include <asm/ptrace.h> #include <asm/irq.h> #include <asm/bitops.h> -#include <asm/atomic.h> +#include <linux/atomic.h> #include <asm/traps.h> +#include <asm/bitsperlong.h> -#define IPIPE_ARCH_STRING "1.12-00" +#define IPIPE_ARCH_STRING "1.16-01" #define IPIPE_MAJOR_NUMBER 1 -#define IPIPE_MINOR_NUMBER 12 -#define IPIPE_PATCH_NUMBER 0 +#define IPIPE_MINOR_NUMBER 16 +#define IPIPE_PATCH_NUMBER 1 #ifdef CONFIG_SMP #error "I-pipe/blackfin: SMP not implemented" @@ -55,25 +56,19 @@ do { \ #define task_hijacked(p) \ ({ \ int __x__ = __ipipe_root_domain_p; \ - __clear_bit(IPIPE_SYNC_FLAG, &ipipe_root_cpudom_var(status)); \ if (__x__) \ - hard_local_irq_enable(); \ + hard_local_irq_enable(); \ !__x__; \ }) struct ipipe_domain; struct ipipe_sysinfo { - - int ncpus; /* Number of CPUs on board */ - u64 cpufreq; /* CPU frequency (in Hz) */ - - /* Arch-dependent block */ - - struct { - unsigned tmirq; /* Timer tick IRQ */ - u64 tmfreq; /* Timer frequency */ - } archdep; + int sys_nr_cpus; /* Number of CPUs on board */ + int sys_hrtimer_irq; /* hrtimer device IRQ */ + u64 sys_hrtimer_freq; /* hrtimer device frequency */ + u64 sys_hrclock_freq; /* hrclock device frequency */ + u64 sys_cpu_freq; /* CPU frequency (Hz) */ }; #define ipipe_read_tsc(t) \ @@ -115,9 +110,19 @@ void __ipipe_enable_irqdesc(struct ipipe_domain *ipd, void __ipipe_disable_irqdesc(struct ipipe_domain *ipd, unsigned irq); -#define __ipipe_enable_irq(irq) (irq_desc[irq].chip->unmask(irq)) +#define __ipipe_enable_irq(irq) \ + do { \ + struct irq_desc *desc = irq_to_desc(irq); \ + struct irq_chip *chip = get_irq_desc_chip(desc); \ + chip->irq_unmask(&desc->irq_data); \ + } while (0) -#define __ipipe_disable_irq(irq) (irq_desc[irq].chip->mask(irq)) +#define __ipipe_disable_irq(irq) \ + do { \ + struct irq_desc *desc = irq_to_desc(irq); \ + struct irq_chip *chip = get_irq_desc_chip(desc); \ + chip->irq_mask(&desc->irq_data); \ + } while (0) static inline int __ipipe_check_tickdev(const char *devname) { @@ -128,12 +133,11 @@ void __ipipe_enable_pipeline(void); #define __ipipe_hook_critical_ipi(ipd) do { } while (0) -#define __ipipe_sync_pipeline ___ipipe_sync_pipeline -void ___ipipe_sync_pipeline(unsigned long syncmask); +void ___ipipe_sync_pipeline(void); void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs); -int __ipipe_get_irq_priority(unsigned irq); +int __ipipe_get_irq_priority(unsigned int irq); void __ipipe_serial_debug(const char *fmt, ...); @@ -152,7 +156,10 @@ static inline unsigned long __ipipe_ffnz(unsigned long ul) return ffs(ul) - 1; } -#define __ipipe_run_irqtail() /* Must be a macro */ \ +#define __ipipe_do_root_xirq(ipd, irq) \ + ((ipd)->irqs[irq].handler(irq, &__raw_get_cpu_var(__ipipe_tick_regs))) + +#define __ipipe_run_irqtail(irq) /* Must be a macro */ \ do { \ unsigned long __pending; \ CSYNC(); \ @@ -164,42 +171,8 @@ static inline unsigned long __ipipe_ffnz(unsigned long ul) } \ } while (0) -#define __ipipe_run_isr(ipd, irq) \ - do { \ - if (!__ipipe_pipeline_head_p(ipd)) \ - hard_local_irq_enable(); \ - if (ipd == ipipe_root_domain) { \ - if (unlikely(ipipe_virtual_irq_p(irq))) { \ - irq_enter(); \ - ipd->irqs[irq].handler(irq, ipd->irqs[irq].cookie); \ - irq_exit(); \ - } else \ - ipd->irqs[irq].handler(irq, &__raw_get_cpu_var(__ipipe_tick_regs)); \ - } else { \ - __clear_bit(IPIPE_SYNC_FLAG, &ipipe_cpudom_var(ipd, status)); \ - ipd->irqs[irq].handler(irq, ipd->irqs[irq].cookie); \ - /* Attempt to exit the outer interrupt level before \ - * starting the deferred IRQ processing. */ \ - __ipipe_run_irqtail(); \ - __set_bit(IPIPE_SYNC_FLAG, &ipipe_cpudom_var(ipd, status)); \ - } \ - hard_local_irq_disable(); \ - } while (0) - #define __ipipe_syscall_watched_p(p, sc) \ - (((p)->flags & PF_EVNOTIFY) || (unsigned long)sc >= NR_syscalls) - -void ipipe_init_irq_threads(void); - -int ipipe_start_irq_thread(unsigned irq, struct irq_desc *desc); - -#ifdef CONFIG_TICKSOURCE_CORETMR -#define IRQ_SYSTMR IRQ_CORETMR -#define IRQ_PRIOTMR IRQ_CORETMR -#else -#define IRQ_SYSTMR IRQ_TIMER0 -#define IRQ_PRIOTMR CONFIG_IRQ_TIMER0 -#endif + (ipipe_notifier_enabled_p(p) || (unsigned long)sc >= NR_syscalls) #ifdef CONFIG_BF561 #define bfin_write_TIMER_DISABLE(val) bfin_write_TMRS8_DISABLE(val) @@ -219,11 +192,11 @@ int ipipe_start_irq_thread(unsigned irq, struct irq_desc *desc); #define task_hijacked(p) 0 #define ipipe_trap_notify(t, r) 0 +#define __ipipe_root_tick_p(regs) 1 -#define ipipe_init_irq_threads() do { } while (0) -#define ipipe_start_irq_thread(irq, desc) 0 +#endif /* !CONFIG_IPIPE */ -#ifndef CONFIG_TICKSOURCE_GPTMR0 +#ifdef CONFIG_TICKSOURCE_CORETMR #define IRQ_SYSTMR IRQ_CORETMR #define IRQ_PRIOTMR IRQ_CORETMR #else @@ -231,10 +204,6 @@ int ipipe_start_irq_thread(unsigned irq, struct irq_desc *desc); #define IRQ_PRIOTMR CONFIG_IRQ_TIMER0 #endif -#define __ipipe_root_tick_p(regs) 1 - -#endif /* !CONFIG_IPIPE */ - #define ipipe_update_tick_evtdev(evtdev) do { } while (0) #endif /* !__ASM_BLACKFIN_IPIPE_H */ diff --git a/arch/blackfin/include/asm/ipipe_base.h b/arch/blackfin/include/asm/ipipe_base.h index 00409201d9e..84a4ffd3674 100644 --- a/arch/blackfin/include/asm/ipipe_base.h +++ b/arch/blackfin/include/asm/ipipe_base.h @@ -24,8 +24,10 @@ #ifdef CONFIG_IPIPE +#include <asm/bitsperlong.h> +#include <mach/irq.h> + #define IPIPE_NR_XIRQS NR_IRQS -#define IPIPE_IRQ_ISHIFT 5 /* 2^5 for 32bits arch. */ /* Blackfin-specific, per-cpu pipeline status */ #define IPIPE_SYNCDEFER_FLAG 15 @@ -42,11 +44,14 @@ #define IPIPE_EVENT_INIT (IPIPE_FIRST_EVENT + 4) #define IPIPE_EVENT_EXIT (IPIPE_FIRST_EVENT + 5) #define IPIPE_EVENT_CLEANUP (IPIPE_FIRST_EVENT + 6) -#define IPIPE_LAST_EVENT IPIPE_EVENT_CLEANUP +#define IPIPE_EVENT_RETURN (IPIPE_FIRST_EVENT + 7) +#define IPIPE_LAST_EVENT IPIPE_EVENT_RETURN #define IPIPE_NR_EVENTS (IPIPE_LAST_EVENT + 1) #define IPIPE_TIMER_IRQ IRQ_CORETMR +#define __IPIPE_FEATURE_SYSINFO_V2 1 + #ifndef __ASSEMBLY__ extern unsigned long __ipipe_root_status; /* Alias to ipipe_root_cpudom_var(status) */ @@ -63,6 +68,8 @@ void __ipipe_unlock_root(void); #endif /* !__ASSEMBLY__ */ +#define __IPIPE_FEATURE_SYSINFO_V2 1 + #endif /* CONFIG_IPIPE */ #endif /* !__ASM_BLACKFIN_IPIPE_BASE_H */ diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h index 12f4060a31b..89de539ed01 100644 --- a/arch/blackfin/include/asm/irq.h +++ b/arch/blackfin/include/asm/irq.h @@ -38,8 +38,4 @@ #include <asm-generic/irq.h> -#ifdef CONFIG_NMI_WATCHDOG -# define ARCH_HAS_NMI_WATCHDOG -#endif - #endif /* _BFIN_IRQ_H_ */ diff --git a/arch/blackfin/include/asm/irq_handler.h b/arch/blackfin/include/asm/irq_handler.h index 7fbe42307b9..4b2a992794d 100644 --- a/arch/blackfin/include/asm/irq_handler.h +++ b/arch/blackfin/include/asm/irq_handler.h @@ -9,6 +9,17 @@ #include <linux/types.h> #include <linux/linkage.h> +#include <mach/irq.h> + +/* init functions only */ +extern int init_arch_irq(void); +extern void init_exception_vectors(void); +extern void program_IAR(void); +#ifdef init_mach_irq +extern void init_mach_irq(void); +#else +# define init_mach_irq() +#endif /* BASE LEVEL interrupt handler routines */ asmlinkage void evt_exception(void); @@ -37,4 +48,19 @@ extern void return_from_exception(void); extern int bfin_request_exception(unsigned int exception, void (*handler)(void)); extern int bfin_free_exception(unsigned int exception, void (*handler)(void)); +extern asmlinkage void lower_to_irq14(void); +extern asmlinkage void bfin_return_from_exception(void); +extern asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs); +extern int bfin_internal_set_wake(unsigned int irq, unsigned int state); + +struct irq_data; +extern void bfin_handle_irq(unsigned irq); +extern void bfin_ack_noop(struct irq_data *); +extern void bfin_internal_mask_irq(unsigned int irq); +extern void bfin_internal_unmask_irq(unsigned int irq); + +struct irq_desc; +extern void bfin_demux_mac_status_irq(unsigned int, struct irq_desc *); +extern void bfin_demux_gpio_irq(unsigned int, struct irq_desc *); + #endif diff --git a/arch/blackfin/include/asm/irq_regs.h b/arch/blackfin/include/asm/irq_regs.h deleted file mode 100644 index 3dd9c0b7027..00000000000 --- a/arch/blackfin/include/asm/irq_regs.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/irq_regs.h> diff --git a/arch/blackfin/include/asm/irqflags.h b/arch/blackfin/include/asm/irqflags.h index 41c4d70544e..07aff230a81 100644 --- a/arch/blackfin/include/asm/irqflags.h +++ b/arch/blackfin/include/asm/irqflags.h @@ -13,20 +13,17 @@ #ifdef CONFIG_SMP # include <asm/pda.h> # include <asm/processor.h> -/* Forward decl needed due to cdef inter dependencies */ -static inline uint32_t __pure bfin_dspid(void); -# define blackfin_core_id() (bfin_dspid() & 0xff) # define bfin_irq_flags cpu_pda[blackfin_core_id()].imask #else extern unsigned long bfin_irq_flags; #endif -static inline void bfin_sti(unsigned long flags) +static inline notrace void bfin_sti(unsigned long flags) { asm volatile("sti %0;" : : "d" (flags)); } -static inline unsigned long bfin_cli(void) +static inline notrace unsigned long bfin_cli(void) { unsigned long flags; asm volatile("cli %0;" : "=d" (flags)); @@ -43,22 +40,22 @@ static inline unsigned long bfin_cli(void) /* * Hard, untraced CPU interrupt flag manipulation and access. */ -static inline void __hard_local_irq_disable(void) +static inline notrace void __hard_local_irq_disable(void) { bfin_cli(); } -static inline void __hard_local_irq_enable(void) +static inline notrace void __hard_local_irq_enable(void) { bfin_sti(bfin_irq_flags); } -static inline unsigned long hard_local_save_flags(void) +static inline notrace unsigned long hard_local_save_flags(void) { return bfin_read_IMASK(); } -static inline unsigned long __hard_local_irq_save(void) +static inline notrace unsigned long __hard_local_irq_save(void) { unsigned long flags; flags = bfin_cli(); @@ -68,18 +65,22 @@ static inline unsigned long __hard_local_irq_save(void) return flags; } -static inline int hard_irqs_disabled_flags(unsigned long flags) +static inline notrace int hard_irqs_disabled_flags(unsigned long flags) { +#ifdef CONFIG_BF60x + return (flags & IMASK_IVG11) == 0; +#else return (flags & ~0x3f) == 0; +#endif } -static inline int hard_irqs_disabled(void) +static inline notrace int hard_irqs_disabled(void) { unsigned long flags = hard_local_save_flags(); return hard_irqs_disabled_flags(flags); } -static inline void __hard_local_irq_restore(unsigned long flags) +static inline notrace void __hard_local_irq_restore(unsigned long flags) { if (!hard_irqs_disabled_flags(flags)) __hard_local_irq_enable(); @@ -92,49 +93,72 @@ static inline void __hard_local_irq_restore(unsigned long flags) #ifdef CONFIG_IPIPE #include <linux/compiler.h> -#include <linux/ipipe_base.h> #include <linux/ipipe_trace.h> +/* + * Way too many inter-deps between low-level headers in this port, so + * we redeclare the required bits we cannot pick from + * <asm/ipipe_base.h> to prevent circular dependencies. + */ +void __ipipe_stall_root(void); +void __ipipe_unstall_root(void); +unsigned long __ipipe_test_root(void); +unsigned long __ipipe_test_and_stall_root(void); +void __ipipe_restore_root(unsigned long flags); + +#ifdef CONFIG_IPIPE_DEBUG_CONTEXT +struct ipipe_domain; +extern struct ipipe_domain ipipe_root; +void ipipe_check_context(struct ipipe_domain *ipd); +#define __check_irqop_context(ipd) ipipe_check_context(&ipipe_root) +#else /* !CONFIG_IPIPE_DEBUG_CONTEXT */ +#define __check_irqop_context(ipd) do { } while (0) +#endif /* !CONFIG_IPIPE_DEBUG_CONTEXT */ /* * Interrupt pipe interface to linux/irqflags.h. */ -static inline void arch_local_irq_disable(void) +static inline notrace void arch_local_irq_disable(void) { - ipipe_check_context(ipipe_root_domain); + __check_irqop_context(); __ipipe_stall_root(); barrier(); } -static inline void arch_local_irq_enable(void) +static inline notrace void arch_local_irq_enable(void) { barrier(); - ipipe_check_context(ipipe_root_domain); + __check_irqop_context(); __ipipe_unstall_root(); } -static inline unsigned long arch_local_save_flags(void) +static inline notrace unsigned long arch_local_save_flags(void) { return __ipipe_test_root() ? bfin_no_irqs : bfin_irq_flags; } -static inline int arch_irqs_disabled_flags(unsigned long flags) +static inline notrace int arch_irqs_disabled_flags(unsigned long flags) { return flags == bfin_no_irqs; } -static inline void arch_local_irq_save_ptr(unsigned long *_flags) +static inline notrace unsigned long arch_local_irq_save(void) { - x = __ipipe_test_and_stall_root() ? bfin_no_irqs : bfin_irq_flags; + unsigned long flags; + + __check_irqop_context(); + flags = __ipipe_test_and_stall_root() ? bfin_no_irqs : bfin_irq_flags; barrier(); + + return flags; } -static inline unsigned long arch_local_irq_save(void) +static inline notrace void arch_local_irq_restore(unsigned long flags) { - ipipe_check_context(ipipe_root_domain); - return __hard_local_irq_save(); + __check_irqop_context(); + __ipipe_restore_root(flags == bfin_no_irqs); } -static inline unsigned long arch_mangle_irq_bits(int virt, unsigned long real) +static inline notrace unsigned long arch_mangle_irq_bits(int virt, unsigned long real) { /* * Merge virtual and real interrupt mask bits into a single @@ -143,7 +167,7 @@ static inline unsigned long arch_mangle_irq_bits(int virt, unsigned long real) return (real & ~(1 << 31)) | ((virt != 0) << 31); } -static inline int arch_demangle_irq_bits(unsigned long *x) +static inline notrace int arch_demangle_irq_bits(unsigned long *x) { int virt = (*x & (1 << 31)) != 0; *x &= ~(1L << 31); @@ -154,7 +178,7 @@ static inline int arch_demangle_irq_bits(unsigned long *x) * Interface to various arch routines that may be traced. */ #ifdef CONFIG_IPIPE_TRACE_IRQSOFF -static inline void hard_local_irq_disable(void) +static inline notrace void hard_local_irq_disable(void) { if (!hard_irqs_disabled()) { __hard_local_irq_disable(); @@ -162,7 +186,7 @@ static inline void hard_local_irq_disable(void) } } -static inline void hard_local_irq_enable(void) +static inline notrace void hard_local_irq_enable(void) { if (hard_irqs_disabled()) { ipipe_trace_end(0x80000000); @@ -170,7 +194,7 @@ static inline void hard_local_irq_enable(void) } } -static inline unsigned long hard_local_irq_save(void) +static inline notrace unsigned long hard_local_irq_save(void) { unsigned long flags = hard_local_save_flags(); if (!hard_irqs_disabled_flags(flags)) { @@ -180,7 +204,7 @@ static inline unsigned long hard_local_irq_save(void) return flags; } -static inline void hard_local_irq_restore(unsigned long flags) +static inline notrace void hard_local_irq_restore(unsigned long flags) { if (!hard_irqs_disabled_flags(flags)) { ipipe_trace_end(0x80000001); @@ -195,13 +219,16 @@ static inline void hard_local_irq_restore(unsigned long flags) # define hard_local_irq_restore(flags) __hard_local_irq_restore(flags) #endif /* !CONFIG_IPIPE_TRACE_IRQSOFF */ -#else /* CONFIG_IPIPE */ +#define hard_local_irq_save_cond() hard_local_irq_save() +#define hard_local_irq_restore_cond(flags) hard_local_irq_restore(flags) + +#else /* !CONFIG_IPIPE */ /* * Direct interface to linux/irqflags.h. */ #define arch_local_save_flags() hard_local_save_flags() -#define arch_local_irq_save(flags) __hard_local_irq_save() +#define arch_local_irq_save() __hard_local_irq_save() #define arch_local_irq_restore(flags) __hard_local_irq_restore(flags) #define arch_local_irq_enable() __hard_local_irq_enable() #define arch_local_irq_disable() __hard_local_irq_disable() @@ -215,7 +242,48 @@ static inline void hard_local_irq_restore(unsigned long flags) #define hard_local_irq_restore(flags) __hard_local_irq_restore(flags) #define hard_local_irq_enable() __hard_local_irq_enable() #define hard_local_irq_disable() __hard_local_irq_disable() - +#define hard_local_irq_save_cond() hard_local_save_flags() +#define hard_local_irq_restore_cond(flags) do { (void)(flags); } while (0) #endif /* !CONFIG_IPIPE */ + +#ifdef CONFIG_SMP +#define hard_local_irq_save_smp() hard_local_irq_save() +#define hard_local_irq_restore_smp(flags) hard_local_irq_restore(flags) +#else +#define hard_local_irq_save_smp() hard_local_save_flags() +#define hard_local_irq_restore_smp(flags) do { (void)(flags); } while (0) +#endif + +/* + * Remap the arch-neutral IRQ state manipulation macros to the + * blackfin-specific hard_local_irq_* API. + */ +#define local_irq_save_hw(flags) \ + do { \ + (flags) = hard_local_irq_save(); \ + } while (0) +#define local_irq_restore_hw(flags) \ + do { \ + hard_local_irq_restore(flags); \ + } while (0) +#define local_irq_disable_hw() \ + do { \ + hard_local_irq_disable(); \ + } while (0) +#define local_irq_enable_hw() \ + do { \ + hard_local_irq_enable(); \ + } while (0) +#define local_irq_save_hw_notrace(flags) \ + do { \ + (flags) = __hard_local_irq_save(); \ + } while (0) +#define local_irq_restore_hw_notrace(flags) \ + do { \ + __hard_local_irq_restore(flags); \ + } while (0) + +#define irqs_disabled_hw() hard_irqs_disabled() + #endif diff --git a/arch/blackfin/include/asm/kdebug.h b/arch/blackfin/include/asm/kdebug.h deleted file mode 100644 index 6ece1b03766..00000000000 --- a/arch/blackfin/include/asm/kdebug.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/kdebug.h> diff --git a/arch/blackfin/include/asm/kgdb.h b/arch/blackfin/include/asm/kgdb.h index 8651afe1299..2703ddeeb5d 100644 --- a/arch/blackfin/include/asm/kgdb.h +++ b/arch/blackfin/include/asm/kgdb.h @@ -103,7 +103,13 @@ static inline void arch_kgdb_breakpoint(void) asm("EXCPT 2;"); } #define BREAK_INSTR_SIZE 2 -#define CACHE_FLUSH_IS_SAFE 1 +#ifdef CONFIG_SMP +# define CACHE_FLUSH_IS_SAFE 0 +#else +# define CACHE_FLUSH_IS_SAFE 1 +#endif +#define GDB_ADJUSTS_BREAK_OFFSET +#define GDB_SKIP_HW_WATCH_TEST #define HW_INST_WATCHPOINT_NUM 6 #define HW_WATCHPOINT_NUM 8 #define TYPE_INST_WATCHPOINT 0 diff --git a/arch/blackfin/include/asm/kmap_types.h b/arch/blackfin/include/asm/kmap_types.h deleted file mode 100644 index 3575c64af42..00000000000 --- a/arch/blackfin/include/asm/kmap_types.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/kmap_types.h> diff --git a/arch/blackfin/include/asm/local.h b/arch/blackfin/include/asm/local.h deleted file mode 100644 index c11c530f74d..00000000000 --- a/arch/blackfin/include/asm/local.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/local.h> diff --git a/arch/blackfin/include/asm/local64.h b/arch/blackfin/include/asm/local64.h deleted file mode 100644 index 36c93b5cc23..00000000000 --- a/arch/blackfin/include/asm/local64.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/local64.h> diff --git a/arch/blackfin/include/asm/mem_init.h b/arch/blackfin/include/asm/mem_init.h index 237579935e2..c865b33eeb6 100644 --- a/arch/blackfin/include/asm/mem_init.h +++ b/arch/blackfin/include/asm/mem_init.h @@ -6,6 +6,9 @@ * Licensed under the GPL-2 or later. */ +#ifndef __MEM_INIT_H__ +#define __MEM_INIT_H__ + #if defined(EBIU_SDGCTL) #if defined(CONFIG_MEM_MT48LC16M16A2TG_75) || \ defined(CONFIG_MEM_MT48LC64M4A2FB_7E) || \ @@ -277,3 +280,221 @@ #else #define PLL_BYPASS 0 #endif + +#ifdef CONFIG_BF60x + +/* DMC status bits */ +#define IDLE 0x1 +#define MEMINITDONE 0x4 +#define SRACK 0x8 +#define PDACK 0x10 +#define DPDACK 0x20 +#define DLLCALDONE 0x2000 +#define PENDREF 0xF0000 +#define PHYRDPHASE 0xF00000 +#define PHYRDPHASE_OFFSET 20 + +/* DMC control bits */ +#define LPDDR 0x2 +#define INIT 0x4 +#define SRREQ 0x8 +#define PDREQ 0x10 +#define DPDREQ 0x20 +#define PREC 0x40 +#define ADDRMODE 0x100 +#define RDTOWR 0xE00 +#define PPREF 0x1000 +#define DLLCAL 0x2000 + +/* DMC DLL control bits */ +#define DLLCALRDCNT 0xFF +#define DATACYC 0xF00 +#define DATACYC_OFFSET 8 + +/* CGU Divisor bits */ +#define CSEL_OFFSET 0 +#define S0SEL_OFFSET 5 +#define SYSSEL_OFFSET 8 +#define S1SEL_OFFSET 13 +#define DSEL_OFFSET 16 +#define OSEL_OFFSET 22 +#define ALGN 0x20000000 +#define UPDT 0x40000000 +#define LOCK 0x80000000 + +/* CGU Status bits */ +#define PLLEN 0x1 +#define PLLBP 0x2 +#define PLOCK 0x4 +#define CLKSALGN 0x8 + +/* CGU Control bits */ +#define MSEL_MASK 0x7F00 +#define DF_MASK 0x1 + +struct ddr_config { + u32 ddr_clk; + u32 dmc_ddrctl; + u32 dmc_effctl; + u32 dmc_ddrcfg; + u32 dmc_ddrtr0; + u32 dmc_ddrtr1; + u32 dmc_ddrtr2; + u32 dmc_ddrmr; + u32 dmc_ddrmr1; +}; + +#if defined(CONFIG_MEM_MT47H64M16) +static struct ddr_config ddr_config_table[] __attribute__((section(".data_l1"))) = { + [0] = { + .ddr_clk = 125, + .dmc_ddrctl = 0x00000904, + .dmc_effctl = 0x004400C0, + .dmc_ddrcfg = 0x00000422, + .dmc_ddrtr0 = 0x20705212, + .dmc_ddrtr1 = 0x201003CF, + .dmc_ddrtr2 = 0x00320107, + .dmc_ddrmr = 0x00000422, + .dmc_ddrmr1 = 0x4, + }, + [1] = { + .ddr_clk = 133, + .dmc_ddrctl = 0x00000904, + .dmc_effctl = 0x004400C0, + .dmc_ddrcfg = 0x00000422, + .dmc_ddrtr0 = 0x20806313, + .dmc_ddrtr1 = 0x2013040D, + .dmc_ddrtr2 = 0x00320108, + .dmc_ddrmr = 0x00000632, + .dmc_ddrmr1 = 0x4, + }, + [2] = { + .ddr_clk = 150, + .dmc_ddrctl = 0x00000904, + .dmc_effctl = 0x004400C0, + .dmc_ddrcfg = 0x00000422, + .dmc_ddrtr0 = 0x20A07323, + .dmc_ddrtr1 = 0x20160492, + .dmc_ddrtr2 = 0x00320209, + .dmc_ddrmr = 0x00000632, + .dmc_ddrmr1 = 0x4, + }, + [3] = { + .ddr_clk = 166, + .dmc_ddrctl = 0x00000904, + .dmc_effctl = 0x004400C0, + .dmc_ddrcfg = 0x00000422, + .dmc_ddrtr0 = 0x20A07323, + .dmc_ddrtr1 = 0x2016050E, + .dmc_ddrtr2 = 0x00320209, + .dmc_ddrmr = 0x00000632, + .dmc_ddrmr1 = 0x4, + }, + [4] = { + .ddr_clk = 200, + .dmc_ddrctl = 0x00000904, + .dmc_effctl = 0x004400C0, + .dmc_ddrcfg = 0x00000422, + .dmc_ddrtr0 = 0x20a07323, + .dmc_ddrtr1 = 0x2016050f, + .dmc_ddrtr2 = 0x00320509, + .dmc_ddrmr = 0x00000632, + .dmc_ddrmr1 = 0x4, + }, + [5] = { + .ddr_clk = 225, + .dmc_ddrctl = 0x00000904, + .dmc_effctl = 0x004400C0, + .dmc_ddrcfg = 0x00000422, + .dmc_ddrtr0 = 0x20E0A424, + .dmc_ddrtr1 = 0x302006DB, + .dmc_ddrtr2 = 0x0032020D, + .dmc_ddrmr = 0x00000842, + .dmc_ddrmr1 = 0x4, + }, + [6] = { + .ddr_clk = 250, + .dmc_ddrctl = 0x00000904, + .dmc_effctl = 0x004400C0, + .dmc_ddrcfg = 0x00000422, + .dmc_ddrtr0 = 0x20E0A424, + .dmc_ddrtr1 = 0x3020079E, + .dmc_ddrtr2 = 0x0032050D, + .dmc_ddrmr = 0x00000842, + .dmc_ddrmr1 = 0x4, + }, +}; +#endif + +static inline void dmc_enter_self_refresh(void) +{ + if (bfin_read_DMC0_STAT() & MEMINITDONE) { + bfin_write_DMC0_CTL(bfin_read_DMC0_CTL() | SRREQ); + while (!(bfin_read_DMC0_STAT() & SRACK)) + continue; + } +} + +static inline void dmc_exit_self_refresh(void) +{ + if (bfin_read_DMC0_STAT() & MEMINITDONE) { + bfin_write_DMC0_CTL(bfin_read_DMC0_CTL() & ~SRREQ); + while (bfin_read_DMC0_STAT() & SRACK) + continue; + } +} + +static inline void init_cgu(u32 cgu_div, u32 cgu_ctl) +{ + dmc_enter_self_refresh(); + + /* Don't set the same value of MSEL and DF to CGU_CTL */ + if ((bfin_read32(CGU0_CTL) & (MSEL_MASK | DF_MASK)) + != cgu_ctl) { + bfin_write32(CGU0_DIV, cgu_div); + bfin_write32(CGU0_CTL, cgu_ctl); + while ((bfin_read32(CGU0_STAT) & (CLKSALGN | PLLBP)) || + !(bfin_read32(CGU0_STAT) & PLOCK)) + continue; + } + + bfin_write32(CGU0_DIV, cgu_div | UPDT); + while (bfin_read32(CGU0_STAT) & CLKSALGN) + continue; + + dmc_exit_self_refresh(); +} + +static inline void init_dmc(u32 dmc_clk) +{ + int i, dlldatacycle, dll_ctl; + + for (i = 0; i < 7; i++) { + if (ddr_config_table[i].ddr_clk == dmc_clk) { + bfin_write_DMC0_CFG(ddr_config_table[i].dmc_ddrcfg); + bfin_write_DMC0_TR0(ddr_config_table[i].dmc_ddrtr0); + bfin_write_DMC0_TR1(ddr_config_table[i].dmc_ddrtr1); + bfin_write_DMC0_TR2(ddr_config_table[i].dmc_ddrtr2); + bfin_write_DMC0_MR(ddr_config_table[i].dmc_ddrmr); + bfin_write_DMC0_EMR1(ddr_config_table[i].dmc_ddrmr1); + bfin_write_DMC0_EFFCTL(ddr_config_table[i].dmc_effctl); + bfin_write_DMC0_CTL(ddr_config_table[i].dmc_ddrctl); + break; + } + } + + while (!(bfin_read_DMC0_STAT() & MEMINITDONE)) + continue; + + dlldatacycle = (bfin_read_DMC0_STAT() & PHYRDPHASE) >> PHYRDPHASE_OFFSET; + dll_ctl = bfin_read_DMC0_DLLCTL(); + dll_ctl &= ~DATACYC; + bfin_write_DMC0_DLLCTL(dll_ctl | (dlldatacycle << DATACYC_OFFSET)); + + while (!(bfin_read_DMC0_STAT() & DLLCALDONE)) + continue; +} +#endif + +#endif /*__MEM_INIT_H__*/ + diff --git a/arch/blackfin/include/asm/mman.h b/arch/blackfin/include/asm/mman.h deleted file mode 100644 index 8eebf89f5ab..00000000000 --- a/arch/blackfin/include/asm/mman.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/mman.h> diff --git a/arch/blackfin/include/asm/mmu_context.h b/arch/blackfin/include/asm/mmu_context.h index 3828c70e7a2..15b16d3e8de 100644 --- a/arch/blackfin/include/asm/mmu_context.h +++ b/arch/blackfin/include/asm/mmu_context.h @@ -30,8 +30,11 @@ extern void *l1sram_alloc_max(void*); static inline void free_l1stack(void) { nr_l1stack_tasks--; - if (nr_l1stack_tasks == 0) + if (nr_l1stack_tasks == 0) { l1sram_free(l1_stack_base); + l1_stack_base = NULL; + l1_stack_len = 0; + } } static inline unsigned long diff --git a/arch/blackfin/include/asm/module.h b/arch/blackfin/include/asm/module.h index 4282b169ead..231a149b3f7 100644 --- a/arch/blackfin/include/asm/module.h +++ b/arch/blackfin/include/asm/module.h @@ -1,15 +1,13 @@ /* - * Copyright 2004-2008 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ + * Copyright 2004-2008 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #ifndef _ASM_BFIN_MODULE_H #define _ASM_BFIN_MODULE_H -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr +#include <asm-generic/module.h> struct mod_arch_specific { Elf_Shdr *text_l1; diff --git a/arch/blackfin/include/asm/msgbuf.h b/arch/blackfin/include/asm/msgbuf.h deleted file mode 100644 index 809134c644a..00000000000 --- a/arch/blackfin/include/asm/msgbuf.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/msgbuf.h> diff --git a/arch/blackfin/include/asm/mutex.h b/arch/blackfin/include/asm/mutex.h deleted file mode 100644 index f726e3a80ad..00000000000 --- a/arch/blackfin/include/asm/mutex.h +++ /dev/null @@ -1,76 +0,0 @@ -/* - * Pull in the generic implementation for the mutex fastpath. - * - * TODO: implement optimized primitives instead, or leave the generic - * implementation in place, or pick the atomic_xchg() based generic - * implementation. (see asm-generic/mutex-xchg.h for details) - * - * Copyright 2006-2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef _ASM_MUTEX_H -#define _ASM_MUTEX_H - -#ifndef CONFIG_SMP -#include <asm-generic/mutex.h> -#else - -static inline void -__mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *)) -{ - if (unlikely(atomic_dec_return(count) < 0)) - fail_fn(count); - else - smp_mb(); -} - -static inline int -__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) -{ - if (unlikely(atomic_dec_return(count) < 0)) - return fail_fn(count); - else { - smp_mb(); - return 0; - } -} - -static inline void -__mutex_fastpath_unlock(atomic_t *count, void (*fail_fn)(atomic_t *)) -{ - smp_mb(); - if (unlikely(atomic_inc_return(count) <= 0)) - fail_fn(count); -} - -#define __mutex_slowpath_needs_to_unlock() 1 - -static inline int -__mutex_fastpath_trylock(atomic_t *count, int (*fail_fn)(atomic_t *)) -{ - /* - * We have two variants here. The cmpxchg based one is the best one - * because it never induce a false contention state. It is included - * here because architectures using the inc/dec algorithms over the - * xchg ones are much more likely to support cmpxchg natively. - * - * If not we fall back to the spinlock based variant - that is - * just as efficient (and simpler) as a 'destructive' probing of - * the mutex state would be. - */ -#ifdef __HAVE_ARCH_CMPXCHG - if (likely(atomic_cmpxchg(count, 1, 0) == 1)) { - smp_mb(); - return 1; - } - return 0; -#else - return fail_fn(count); -#endif -} - -#endif - -#endif diff --git a/arch/blackfin/include/asm/page.h b/arch/blackfin/include/asm/page.h index d0ce975bcd4..b93474d5be7 100644 --- a/arch/blackfin/include/asm/page.h +++ b/arch/blackfin/include/asm/page.h @@ -1,20 +1,21 @@ /* - * Copyright 2004-2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ + * Copyright 2004-2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #ifndef _BLACKFIN_PAGE_H #define _BLACKFIN_PAGE_H -#include <asm-generic/page.h> -#define MAP_NR(addr) (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT) +#define ARCH_PFN_OFFSET (CONFIG_PHY_RAM_BASE_ADDRESS >> PAGE_SHIFT) +#define MAP_NR(addr) ((unsigned long)(addr) >> PAGE_SHIFT) #define VM_DATA_DEFAULT_FLAGS \ (VM_READ | VM_WRITE | \ ((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0 ) | \ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) +#include <asm-generic/page.h> #include <asm-generic/memory_model.h> #include <asm-generic/getorder.h> diff --git a/arch/blackfin/include/asm/param.h b/arch/blackfin/include/asm/param.h deleted file mode 100644 index 965d4542797..00000000000 --- a/arch/blackfin/include/asm/param.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/param.h> diff --git a/arch/blackfin/include/asm/pci.h b/arch/blackfin/include/asm/pci.h index 99cae2e3bac..c737909fba4 100644 --- a/arch/blackfin/include/asm/pci.h +++ b/arch/blackfin/include/asm/pci.h @@ -10,13 +10,4 @@ #define PCIBIOS_MIN_IO 0x00001000 #define PCIBIOS_MIN_MEM 0x10000000 -static inline void pcibios_set_master(struct pci_dev *dev) -{ - /* No special bus mastering setup handling */ -} -static inline void pcibios_penalize_isa_irq(int irq) -{ - /* We don't do dynamic PCI IRQ allocation */ -} - #endif /* _ASM_BFIN_PCI_H */ diff --git a/arch/blackfin/include/asm/pda.h b/arch/blackfin/include/asm/pda.h index d49bb261d9b..68d6f6618f2 100644 --- a/arch/blackfin/include/asm/pda.h +++ b/arch/blackfin/include/asm/pda.h @@ -13,7 +13,9 @@ #ifndef __ASSEMBLY__ struct blackfin_pda { /* Per-processor Data Area */ +#ifdef CONFIG_SMP struct blackfin_pda *next; +#endif unsigned long syscfg; #ifdef CONFIG_SMP @@ -54,6 +56,16 @@ struct blackfin_pda { /* Per-processor Data Area */ #endif }; +struct blackfin_initial_pda { + void *retx; +#ifdef CONFIG_DEBUG_DOUBLEFAULT + void *dcplb_doublefault_addr; + void *icplb_doublefault_addr; + void *retx_doublefault; + unsigned seqstat_doublefault; +#endif +}; + extern struct blackfin_pda cpu_pda[]; #endif /* __ASSEMBLY__ */ diff --git a/arch/blackfin/include/asm/percpu.h b/arch/blackfin/include/asm/percpu.h deleted file mode 100644 index 06a959d6723..00000000000 --- a/arch/blackfin/include/asm/percpu.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/percpu.h> diff --git a/arch/blackfin/include/asm/perf_event.h b/arch/blackfin/include/asm/perf_event.h new file mode 100644 index 00000000000..3d2b1716322 --- /dev/null +++ b/arch/blackfin/include/asm/perf_event.h @@ -0,0 +1 @@ +#define MAX_HWEVENTS 2 diff --git a/arch/blackfin/include/asm/pgalloc.h b/arch/blackfin/include/asm/pgalloc.h deleted file mode 100644 index f261cb7dda0..00000000000 --- a/arch/blackfin/include/asm/pgalloc.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/pgalloc.h> diff --git a/arch/blackfin/include/asm/pgtable.h b/arch/blackfin/include/asm/pgtable.h index dcca3e6d6e8..0b049019eba 100644 --- a/arch/blackfin/include/asm/pgtable.h +++ b/arch/blackfin/include/asm/pgtable.h @@ -83,14 +83,11 @@ PTE_BIT_FUNC(mkyoung, |= _PAGE_ACCESSED); #define ZERO_PAGE(vaddr) virt_to_page(empty_zero_page) extern char empty_zero_page[]; -extern unsigned int kobjsize(const void *objp); - #define swapper_pg_dir ((pgd_t *) 0) /* * No page table caches to initialise. */ #define pgtable_cache_init() do { } while (0) -#define io_remap_pfn_range remap_pfn_range /* * All 32bit addresses are effectively valid for vmalloc... diff --git a/arch/blackfin/include/asm/pm.h b/arch/blackfin/include/asm/pm.h new file mode 100644 index 00000000000..f72239bf363 --- /dev/null +++ b/arch/blackfin/include/asm/pm.h @@ -0,0 +1,31 @@ +/* + * Blackfin bf609 power management + * + * Copyright 2011 Analog Devices Inc. + * + * Licensed under the GPL-2 + */ + +#ifndef __PM_H__ +#define __PM_H__ + +#include <linux/suspend.h> + +struct bfin_cpu_pm_fns { + void (*save)(unsigned long *); + void (*restore)(unsigned long *); + int (*valid)(suspend_state_t state); + void (*enter)(suspend_state_t state); + int (*prepare)(void); + void (*finish)(void); +}; + +extern struct bfin_cpu_pm_fns *bfin_cpu_pm; + +# ifdef CONFIG_BFIN_COREB +void bfin_coreb_start(void); +void bfin_coreb_stop(void); +void bfin_coreb_reset(void); +# endif + +#endif diff --git a/arch/blackfin/include/asm/poll.h b/arch/blackfin/include/asm/poll.h deleted file mode 100644 index 072d8966c5c..00000000000 --- a/arch/blackfin/include/asm/poll.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * Copyright 2004-2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - * - */ - -#ifndef __BFIN_POLL_H -#define __BFIN_POLL_H - -#define POLLWRNORM 4 /* POLLOUT */ -#define POLLWRBAND 256 - -#include <asm-generic/poll.h> - -#endif diff --git a/arch/blackfin/include/asm/portmux.h b/arch/blackfin/include/asm/portmux.h index 9b1e2c37b32..c8f0939419b 100644 --- a/arch/blackfin/include/asm/portmux.h +++ b/arch/blackfin/include/asm/portmux.h @@ -17,14 +17,27 @@ #define P_MAYSHARE 0x2000 #define P_DONTCARE 0x1000 +#ifdef CONFIG_PINCTRL +int bfin_internal_set_wake(unsigned int irq, unsigned int state); +#define gpio_pint_regs bfin_pint_regs +#define adi_internal_set_wake bfin_internal_set_wake + +#define peripheral_request(per, label) (0) +#define peripheral_free(per) +#define peripheral_request_list(per, label) (0) +#define peripheral_free_list(per) +#else int peripheral_request(unsigned short per, const char *label); void peripheral_free(unsigned short per); int peripheral_request_list(const unsigned short per[], const char *label); void peripheral_free_list(const unsigned short per[]); +#endif -#include <asm/gpio.h> +#include <linux/err.h> +#include <linux/pinctrl/pinctrl.h> #include <mach/portmux.h> +#include <mach/gpio.h> #ifndef P_SPORT2_TFS #define P_SPORT2_TFS P_UNDEF diff --git a/arch/blackfin/include/asm/posix_types.h b/arch/blackfin/include/asm/posix_types.h deleted file mode 100644 index 41bc1875c4d..00000000000 --- a/arch/blackfin/include/asm/posix_types.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Copyright 2004-2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef __ARCH_BFIN_POSIX_TYPES_H -#define __ARCH_BFIN_POSIX_TYPES_H - -typedef unsigned short __kernel_mode_t; -#define __kernel_mode_t __kernel_mode_t - -typedef unsigned short __kernel_nlink_t; -#define __kernel_nlink_t __kernel_nlink_t - -typedef unsigned int __kernel_ipc_pid_t; -#define __kernel_ipc_pid_t __kernel_ipc_pid_t - -typedef unsigned long __kernel_size_t; -typedef long __kernel_ssize_t; -typedef int __kernel_ptrdiff_t; -#define __kernel_size_t __kernel_size_t - -typedef unsigned short __kernel_old_uid_t; -typedef unsigned short __kernel_old_gid_t; -#define __kernel_old_uid_t __kernel_old_uid_t - -typedef unsigned short __kernel_old_dev_t; -#define __kernel_old_dev_t __kernel_old_dev_t - -#include <asm-generic/posix_types.h> - -#endif diff --git a/arch/blackfin/include/asm/processor.h b/arch/blackfin/include/asm/processor.h index aea880274de..d0e72e9475a 100644 --- a/arch/blackfin/include/asm/processor.h +++ b/arch/blackfin/include/asm/processor.h @@ -14,7 +14,7 @@ #define current_text_addr() ({ __label__ _l; _l: &&_l;}) #include <asm/ptrace.h> -#include <asm/blackfin.h> +#include <mach/blackfin.h> static inline unsigned long rdusp(void) { @@ -75,10 +75,6 @@ static inline void release_thread(struct task_struct *dead_task) { } -#define prepare_to_copy(tsk) do { } while (0) - -extern int kernel_thread(int (*fn) (void *), void *arg, unsigned long flags); - /* * Free current thread data structures etc.. */ @@ -134,6 +130,8 @@ static inline uint32_t __pure bfin_dspid(void) return bfin_read_DSPID(); } +#define blackfin_core_id() (bfin_dspid() & 0xff) + static inline uint32_t __pure bfin_compiled_revid(void) { #if defined(CONFIG_BF_REV_0_0) diff --git a/arch/blackfin/include/asm/ptrace.h b/arch/blackfin/include/asm/ptrace.h index 832d7c009a2..c00491594b4 100644 --- a/arch/blackfin/include/asm/ptrace.h +++ b/arch/blackfin/include/asm/ptrace.h @@ -3,115 +3,21 @@ * * Licensed under the GPL-2 or later. */ - #ifndef _BFIN_PTRACE_H #define _BFIN_PTRACE_H -/* - * GCC defines register number like this: - * ----------------------------- - * 0 - 7 are data registers R0-R7 - * 8 - 15 are address registers P0-P7 - * 16 - 31 dsp registers I/B/L0 -- I/B/L3 & M0--M3 - * 32 - 33 A registers A0 & A1 - * 34 - status register - * ----------------------------- - * - * We follows above, except: - * 32-33 --- Low 32-bit of A0&1 - * 34-35 --- High 8-bit of A0&1 - */ +#include <uapi/asm/ptrace.h> #ifndef __ASSEMBLY__ -struct task_struct; - -/* this struct defines the way the registers are stored on the - stack during a system call. */ - -struct pt_regs { - long orig_pc; - long ipend; - long seqstat; - long rete; - long retn; - long retx; - long pc; /* PC == RETI */ - long rets; - long reserved; /* Used as scratch during system calls */ - long astat; - long lb1; - long lb0; - long lt1; - long lt0; - long lc1; - long lc0; - long a1w; - long a1x; - long a0w; - long a0x; - long b3; - long b2; - long b1; - long b0; - long l3; - long l2; - long l1; - long l0; - long m3; - long m2; - long m1; - long m0; - long i3; - long i2; - long i1; - long i0; - long usp; - long fp; - long p5; - long p4; - long p3; - long p2; - long p1; - long p0; - long r7; - long r6; - long r5; - long r4; - long r3; - long r2; - long r1; - long r0; - long orig_r0; - long orig_p0; - long syscfg; -}; - -/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */ -#define PTRACE_GETREGS 12 -#define PTRACE_SETREGS 13 /* ptrace signal */ - -#define PTRACE_GETFDPIC 31 /* get the ELF fdpic loadmap address */ -#define PTRACE_GETFDPIC_EXEC 0 /* [addr] request the executable loadmap */ -#define PTRACE_GETFDPIC_INTERP 1 /* [addr] request the interpreter loadmap */ - -#define PS_S (0x0002) - -#ifdef __KERNEL__ - /* user_mode returns true if only one bit is set in IPEND, other than the master interrupt enable. */ #define user_mode(regs) (!(((regs)->ipend & ~0x10) & (((regs)->ipend & ~0x10) - 1))) -#define instruction_pointer(regs) ((regs)->pc) -#define user_stack_pointer(regs) ((regs)->usp) -#define profile_pc(regs) instruction_pointer(regs) -extern void show_regs(struct pt_regs *); #define arch_has_single_step() (1) -extern void user_enable_single_step(struct task_struct *child); -extern void user_disable_single_step(struct task_struct *child); /* common code demands this function */ #define ptrace_disable(child) user_disable_single_step(child) +#define current_user_stack_pointer() rdusp() extern int is_user_addr_valid(struct task_struct *child, unsigned long start, unsigned long len); @@ -130,75 +36,7 @@ extern int is_user_addr_valid(struct task_struct *child, ((unsigned long)task_stack_page(task) + \ (THREAD_SIZE - sizeof(struct pt_regs))) -#endif /* __KERNEL__ */ +#include <asm-generic/ptrace.h> #endif /* __ASSEMBLY__ */ - -/* - * Offsets used by 'ptrace' system call interface. - */ - -#define PT_R0 204 -#define PT_R1 200 -#define PT_R2 196 -#define PT_R3 192 -#define PT_R4 188 -#define PT_R5 184 -#define PT_R6 180 -#define PT_R7 176 -#define PT_P0 172 -#define PT_P1 168 -#define PT_P2 164 -#define PT_P3 160 -#define PT_P4 156 -#define PT_P5 152 -#define PT_FP 148 -#define PT_USP 144 -#define PT_I0 140 -#define PT_I1 136 -#define PT_I2 132 -#define PT_I3 128 -#define PT_M0 124 -#define PT_M1 120 -#define PT_M2 116 -#define PT_M3 112 -#define PT_L0 108 -#define PT_L1 104 -#define PT_L2 100 -#define PT_L3 96 -#define PT_B0 92 -#define PT_B1 88 -#define PT_B2 84 -#define PT_B3 80 -#define PT_A0X 76 -#define PT_A0W 72 -#define PT_A1X 68 -#define PT_A1W 64 -#define PT_LC0 60 -#define PT_LC1 56 -#define PT_LT0 52 -#define PT_LT1 48 -#define PT_LB0 44 -#define PT_LB1 40 -#define PT_ASTAT 36 -#define PT_RESERVED 32 -#define PT_RETS 28 -#define PT_PC 24 -#define PT_RETX 20 -#define PT_RETN 16 -#define PT_RETE 12 -#define PT_SEQSTAT 8 -#define PT_IPEND 4 - -#define PT_ORIG_R0 208 -#define PT_ORIG_P0 212 -#define PT_SYSCFG 216 -#define PT_TEXT_ADDR 220 -#define PT_TEXT_END_ADDR 224 -#define PT_DATA_ADDR 228 -#define PT_FDPIC_EXEC 232 -#define PT_FDPIC_INTERP 236 - -#define PT_LAST_PSEUDO PT_FDPIC_INTERP - #endif /* _BFIN_PTRACE_H */ diff --git a/arch/blackfin/include/asm/resource.h b/arch/blackfin/include/asm/resource.h deleted file mode 100644 index 04bc4db8921..00000000000 --- a/arch/blackfin/include/asm/resource.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/resource.h> diff --git a/arch/blackfin/include/asm/scatterlist.h b/arch/blackfin/include/asm/scatterlist.h deleted file mode 100644 index d177a158895..00000000000 --- a/arch/blackfin/include/asm/scatterlist.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _BLACKFIN_SCATTERLIST_H -#define _BLACKFIN_SCATTERLIST_H - -#include <asm-generic/scatterlist.h> - -#endif /* !(_BLACKFIN_SCATTERLIST_H) */ diff --git a/arch/blackfin/include/asm/scb.h b/arch/blackfin/include/asm/scb.h new file mode 100644 index 00000000000..a294cc0d1a4 --- /dev/null +++ b/arch/blackfin/include/asm/scb.h @@ -0,0 +1,21 @@ +/* + * arch/blackfin/mach-common/scb-init.c - reprogram system cross bar priority + * + * Copyright 2012 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#define SCB_SLOT_OFFSET 24 +#define SCB_MI_MAX_SLOT 32 + +struct scb_mi_prio { + unsigned long scb_mi_arbr; + unsigned long scb_mi_arbw; + unsigned char scb_mi_slots; + unsigned char scb_mi_prio[SCB_MI_MAX_SLOT]; +}; + +extern struct scb_mi_prio scb_data[]; + +extern void init_scb(void); diff --git a/arch/blackfin/include/asm/sections.h b/arch/blackfin/include/asm/sections.h index 14a3e66d916..fbd40847572 100644 --- a/arch/blackfin/include/asm/sections.h +++ b/arch/blackfin/include/asm/sections.h @@ -1,8 +1,8 @@ /* - * Copyright 2004-2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ + * Copyright 2004-2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #ifndef _BLACKFIN_SECTIONS_H #define _BLACKFIN_SECTIONS_H diff --git a/arch/blackfin/include/asm/sembuf.h b/arch/blackfin/include/asm/sembuf.h deleted file mode 100644 index 7673b83cfef..00000000000 --- a/arch/blackfin/include/asm/sembuf.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/sembuf.h> diff --git a/arch/blackfin/include/asm/serial.h b/arch/blackfin/include/asm/serial.h deleted file mode 100644 index a0cb0caff15..00000000000 --- a/arch/blackfin/include/asm/serial.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/serial.h> diff --git a/arch/blackfin/include/asm/setup.h b/arch/blackfin/include/asm/setup.h deleted file mode 100644 index 552df83f1a4..00000000000 --- a/arch/blackfin/include/asm/setup.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/setup.h> diff --git a/arch/blackfin/include/asm/shmbuf.h b/arch/blackfin/include/asm/shmbuf.h deleted file mode 100644 index 83c05fc2de3..00000000000 --- a/arch/blackfin/include/asm/shmbuf.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/shmbuf.h> diff --git a/arch/blackfin/include/asm/shmparam.h b/arch/blackfin/include/asm/shmparam.h deleted file mode 100644 index 93f30deb95d..00000000000 --- a/arch/blackfin/include/asm/shmparam.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/shmparam.h> diff --git a/arch/blackfin/include/asm/sigcontext.h b/arch/blackfin/include/asm/sigcontext.h deleted file mode 100644 index ce4081a4d81..00000000000 --- a/arch/blackfin/include/asm/sigcontext.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * Copyright 2004-2008 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef _ASM_BLACKFIN_SIGCONTEXT_H -#define _ASM_BLACKFIN_SIGCONTEXT_H - -/* Add new entries at the end of the structure only. */ -struct sigcontext { - unsigned long sc_r0; - unsigned long sc_r1; - unsigned long sc_r2; - unsigned long sc_r3; - unsigned long sc_r4; - unsigned long sc_r5; - unsigned long sc_r6; - unsigned long sc_r7; - unsigned long sc_p0; - unsigned long sc_p1; - unsigned long sc_p2; - unsigned long sc_p3; - unsigned long sc_p4; - unsigned long sc_p5; - unsigned long sc_usp; - unsigned long sc_a0w; - unsigned long sc_a1w; - unsigned long sc_a0x; - unsigned long sc_a1x; - unsigned long sc_astat; - unsigned long sc_rets; - unsigned long sc_pc; - unsigned long sc_retx; - unsigned long sc_fp; - unsigned long sc_i0; - unsigned long sc_i1; - unsigned long sc_i2; - unsigned long sc_i3; - unsigned long sc_m0; - unsigned long sc_m1; - unsigned long sc_m2; - unsigned long sc_m3; - unsigned long sc_l0; - unsigned long sc_l1; - unsigned long sc_l2; - unsigned long sc_l3; - unsigned long sc_b0; - unsigned long sc_b1; - unsigned long sc_b2; - unsigned long sc_b3; - unsigned long sc_lc0; - unsigned long sc_lc1; - unsigned long sc_lt0; - unsigned long sc_lt1; - unsigned long sc_lb0; - unsigned long sc_lb1; - unsigned long sc_seqstat; -}; - -#endif diff --git a/arch/blackfin/include/asm/siginfo.h b/arch/blackfin/include/asm/siginfo.h deleted file mode 100644 index 3e81306394e..00000000000 --- a/arch/blackfin/include/asm/siginfo.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Copyright 2004-2008 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef _BFIN_SIGINFO_H -#define _BFIN_SIGINFO_H - -#include <linux/types.h> -#include <asm-generic/siginfo.h> - -#define UID16_SIGINFO_COMPAT_NEEDED - -#define si_uid16 _sifields._kill._uid - -#define ILL_ILLPARAOP (__SI_FAULT|2) /* illegal opcode combine ********** */ -#define ILL_ILLEXCPT (__SI_FAULT|4) /* unrecoverable exception ********** */ -#define ILL_CPLB_VI (__SI_FAULT|9) /* D/I CPLB protect violation ******** */ -#define ILL_CPLB_MISS (__SI_FAULT|10) /* D/I CPLB miss ******** */ -#define ILL_CPLB_MULHIT (__SI_FAULT|11) /* D/I CPLB multiple hit ******** */ - -/* - * SIGBUS si_codes - */ -#define BUS_OPFETCH (__SI_FAULT|4) /* error from instruction fetch ******** */ - -/* - * SIGTRAP si_codes - */ -#define TRAP_STEP (__SI_FAULT|1) /* single-step breakpoint************* */ -#define TRAP_TRACEFLOW (__SI_FAULT|2) /* trace buffer overflow ************* */ -#define TRAP_WATCHPT (__SI_FAULT|3) /* watchpoint match ************* */ -#define TRAP_ILLTRAP (__SI_FAULT|4) /* illegal trap ************* */ - -/* - * SIGSEGV si_codes - */ -#define SEGV_STACKFLOW (__SI_FAULT|3) /* stack overflow */ - -#endif diff --git a/arch/blackfin/include/asm/signal.h b/arch/blackfin/include/asm/signal.h deleted file mode 100644 index 77a3bf37b69..00000000000 --- a/arch/blackfin/include/asm/signal.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef _BLACKFIN_SIGNAL_H -#define _BLACKFIN_SIGNAL_H - -#define SA_RESTORER 0x04000000 -#include <asm-generic/signal.h> - -#endif diff --git a/arch/blackfin/include/asm/smp.h b/arch/blackfin/include/asm/smp.h index f5b53796711..9631598dcc5 100644 --- a/arch/blackfin/include/asm/smp.h +++ b/arch/blackfin/include/asm/smp.h @@ -17,7 +17,14 @@ #define raw_smp_processor_id() blackfin_core_id() -extern char coreb_trampoline_start, coreb_trampoline_end; +extern void bfin_relocate_coreb_l1_mem(void); +extern void arch_send_call_function_single_ipi(int cpu); +extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); + +#if defined(CONFIG_SMP) && defined(CONFIG_ICACHE_FLUSH_L1) +asmlinkage void blackfin_icache_flush_range_l1(unsigned long *ptr); +extern unsigned long blackfin_iflush_l1_entry[NR_CPUS]; +#endif struct corelock_slot { int lock; @@ -32,13 +39,16 @@ extern unsigned long dcache_invld_count[NR_CPUS]; #endif void smp_icache_flush_range_others(unsigned long start, - unsigned long end); + unsigned long end); #ifdef CONFIG_HOTPLUG_CPU -void coreb_sleep(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2); +void coreb_die(void); void cpu_die(void); void platform_cpu_die(void); int __cpu_disable(void); int __cpu_die(unsigned int cpu); #endif +void smp_timer_broadcast(const struct cpumask *mask); + + #endif /* !__ASM_BLACKFIN_SMP_H */ diff --git a/arch/blackfin/include/asm/socket.h b/arch/blackfin/include/asm/socket.h deleted file mode 100644 index 6b71384b9d8..00000000000 --- a/arch/blackfin/include/asm/socket.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/socket.h> diff --git a/arch/blackfin/include/asm/sockios.h b/arch/blackfin/include/asm/sockios.h deleted file mode 100644 index def6d4746ee..00000000000 --- a/arch/blackfin/include/asm/sockios.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/sockios.h> diff --git a/arch/blackfin/include/asm/spinlock.h b/arch/blackfin/include/asm/spinlock.h index 1942ccfedbe..490c7caa02d 100644 --- a/arch/blackfin/include/asm/spinlock.h +++ b/arch/blackfin/include/asm/spinlock.h @@ -1,8 +1,8 @@ /* - * Copyright 2004-2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ + * Copyright 2004-2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ #ifndef __BFIN_SPINLOCK_H #define __BFIN_SPINLOCK_H @@ -11,18 +11,18 @@ # include <asm-generic/spinlock.h> #else -#include <asm/atomic.h> +#include <linux/atomic.h> asmlinkage int __raw_spin_is_locked_asm(volatile int *ptr); asmlinkage void __raw_spin_lock_asm(volatile int *ptr); asmlinkage int __raw_spin_trylock_asm(volatile int *ptr); asmlinkage void __raw_spin_unlock_asm(volatile int *ptr); -asmlinkage void arch_read_lock_asm(volatile int *ptr); -asmlinkage int arch_read_trylock_asm(volatile int *ptr); -asmlinkage void arch_read_unlock_asm(volatile int *ptr); -asmlinkage void arch_write_lock_asm(volatile int *ptr); -asmlinkage int arch_write_trylock_asm(volatile int *ptr); -asmlinkage void arch_write_unlock_asm(volatile int *ptr); +asmlinkage void __raw_read_lock_asm(volatile int *ptr); +asmlinkage int __raw_read_trylock_asm(volatile int *ptr); +asmlinkage void __raw_read_unlock_asm(volatile int *ptr); +asmlinkage void __raw_write_lock_asm(volatile int *ptr); +asmlinkage int __raw_write_trylock_asm(volatile int *ptr); +asmlinkage void __raw_write_unlock_asm(volatile int *ptr); static inline int arch_spin_is_locked(arch_spinlock_t *lock) { @@ -64,32 +64,36 @@ static inline int arch_write_can_lock(arch_rwlock_t *rw) static inline void arch_read_lock(arch_rwlock_t *rw) { - arch_read_lock_asm(&rw->lock); + __raw_read_lock_asm(&rw->lock); } +#define arch_read_lock_flags(lock, flags) arch_read_lock(lock) + static inline int arch_read_trylock(arch_rwlock_t *rw) { - return arch_read_trylock_asm(&rw->lock); + return __raw_read_trylock_asm(&rw->lock); } static inline void arch_read_unlock(arch_rwlock_t *rw) { - arch_read_unlock_asm(&rw->lock); + __raw_read_unlock_asm(&rw->lock); } static inline void arch_write_lock(arch_rwlock_t *rw) { - arch_write_lock_asm(&rw->lock); + __raw_write_lock_asm(&rw->lock); } +#define arch_write_lock_flags(lock, flags) arch_write_lock(lock) + static inline int arch_write_trylock(arch_rwlock_t *rw) { - return arch_write_trylock_asm(&rw->lock); + return __raw_write_trylock_asm(&rw->lock); } static inline void arch_write_unlock(arch_rwlock_t *rw) { - arch_write_unlock_asm(&rw->lock); + __raw_write_unlock_asm(&rw->lock); } #define arch_spin_relax(lock) cpu_relax() diff --git a/arch/blackfin/include/asm/stat.h b/arch/blackfin/include/asm/stat.h deleted file mode 100644 index 2e27665c4e9..00000000000 --- a/arch/blackfin/include/asm/stat.h +++ /dev/null @@ -1,69 +0,0 @@ -/* - * Copyright 2004-2006 Analog Devices Inc. - * - * Licensed under the GPL-2. - */ - -#ifndef _BFIN_STAT_H -#define _BFIN_STAT_H - -struct stat { - unsigned short st_dev; - unsigned short __pad1; - unsigned long st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned short st_rdev; - unsigned short __pad2; - unsigned long st_size; - unsigned long st_blksize; - unsigned long st_blocks; - unsigned long st_atime; - unsigned long __unused1; - unsigned long st_mtime; - unsigned long __unused2; - unsigned long st_ctime; - unsigned long __unused3; - unsigned long __unused4; - unsigned long __unused5; -}; - -/* This matches struct stat64 in glibc2.1, hence the absolutely - * insane amounts of padding around dev_t's. - */ -struct stat64 { - unsigned long long st_dev; - unsigned char __pad1[4]; - -#define STAT64_HAS_BROKEN_ST_INO 1 - unsigned long __st_ino; - - unsigned int st_mode; - unsigned int st_nlink; - - unsigned long st_uid; - unsigned long st_gid; - - unsigned long long st_rdev; - unsigned char __pad2[4]; - - long long st_size; - unsigned long st_blksize; - - long long st_blocks; /* Number 512-byte blocks allocated. */ - - unsigned long st_atime; - unsigned long st_atime_nsec; - - unsigned long st_mtime; - unsigned long st_mtime_nsec; - - unsigned long st_ctime; - unsigned long st_ctime_nsec; - - unsigned long long st_ino; -}; - -#endif /* _BFIN_STAT_H */ diff --git a/arch/blackfin/include/asm/statfs.h b/arch/blackfin/include/asm/statfs.h deleted file mode 100644 index 0b91fe198c2..00000000000 --- a/arch/blackfin/include/asm/statfs.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/statfs.h> diff --git a/arch/blackfin/include/asm/swab.h b/arch/blackfin/include/asm/swab.h deleted file mode 100644 index 89de6507ca2..00000000000 --- a/arch/blackfin/include/asm/swab.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * Copyright 2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef _BLACKFIN_SWAB_H -#define _BLACKFIN_SWAB_H - -#include <linux/types.h> -#include <asm-generic/swab.h> - -#ifdef __GNUC__ - -static __inline__ __attribute_const__ __u32 __arch_swahb32(__u32 xx) -{ - __u32 tmp; - __asm__("%1 = %0 >> 8 (V);\n\t" - "%0 = %0 << 8 (V);\n\t" - "%0 = %0 | %1;\n\t" - : "+d"(xx), "=&d"(tmp)); - return xx; -} -#define __arch_swahb32 __arch_swahb32 - -static __inline__ __attribute_const__ __u32 __arch_swahw32(__u32 xx) -{ - __u32 rv; - __asm__("%0 = PACK(%1.L, %1.H);\n\t": "=d"(rv): "d"(xx)); - return rv; -} -#define __arch_swahw32 __arch_swahw32 - -static __inline__ __attribute_const__ __u32 __arch_swab32(__u32 xx) -{ - return __arch_swahb32(__arch_swahw32(xx)); -} -#define __arch_swab32 __arch_swab32 - -static __inline__ __attribute_const__ __u16 __arch_swab16(__u16 xx) -{ - __u32 xw = xx; - __asm__("%0 <<= 8;\n %0.L = %0.L + %0.H (NS);\n": "+d"(xw)); - return (__u16)xw; -} -#define __arch_swab16 __arch_swab16 - -#endif /* __GNUC__ */ - -#endif /* _BLACKFIN_SWAB_H */ diff --git a/arch/blackfin/include/asm/switch_to.h b/arch/blackfin/include/asm/switch_to.h new file mode 100644 index 00000000000..aaf671be924 --- /dev/null +++ b/arch/blackfin/include/asm/switch_to.h @@ -0,0 +1,39 @@ +/* + * Copyright 2004-2009 Analog Devices Inc. + * Tony Kou (tonyko@lineo.ca) + * + * Licensed under the GPL-2 or later + */ + +#ifndef _BLACKFIN_SWITCH_TO_H +#define _BLACKFIN_SWITCH_TO_H + +#define prepare_to_switch() do { } while(0) + +/* + * switch_to(n) should switch tasks to task ptr, first checking that + * ptr isn't the current task, in which case it does nothing. + */ + +#include <asm/l1layout.h> +#include <asm/mem_map.h> + +asmlinkage struct task_struct *resume(struct task_struct *prev, struct task_struct *next); + +#ifndef CONFIG_SMP +#define switch_to(prev,next,last) \ +do { \ + memcpy (&task_thread_info(prev)->l1_task_info, L1_SCRATCH_TASK_INFO, \ + sizeof *L1_SCRATCH_TASK_INFO); \ + memcpy (L1_SCRATCH_TASK_INFO, &task_thread_info(next)->l1_task_info, \ + sizeof *L1_SCRATCH_TASK_INFO); \ + (last) = resume (prev, next); \ +} while (0) +#else +#define switch_to(prev, next, last) \ +do { \ + (last) = resume(prev, next); \ +} while (0) +#endif + +#endif /* _BLACKFIN_SWITCH_TO_H */ diff --git a/arch/blackfin/include/asm/termbits.h b/arch/blackfin/include/asm/termbits.h deleted file mode 100644 index 3935b106de7..00000000000 --- a/arch/blackfin/include/asm/termbits.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/termbits.h> diff --git a/arch/blackfin/include/asm/termios.h b/arch/blackfin/include/asm/termios.h deleted file mode 100644 index 280d78a9d96..00000000000 --- a/arch/blackfin/include/asm/termios.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/termios.h> diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h index 02560fd8a12..55f473bdad3 100644 --- a/arch/blackfin/include/asm/thread_info.h +++ b/arch/blackfin/include/asm/thread_info.h @@ -88,19 +88,14 @@ static inline struct thread_info *current_thread_info(void) #define TI_CPU 12 #define TI_PREEMPT 16 -#define PREEMPT_ACTIVE 0x4000000 - /* * thread information flag bit numbers */ #define TIF_SYSCALL_TRACE 0 /* syscall trace active */ #define TIF_SIGPENDING 1 /* signal pending */ #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ -#define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling - TIF_NEED_RESCHED */ #define TIF_MEMDIE 4 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ -#define TIF_FREEZE 6 /* is freezing for suspend */ #define TIF_IRQ_SYNC 7 /* sync pipeline stage */ #define TIF_NOTIFY_RESUME 8 /* callback before returning to user */ #define TIF_SINGLESTEP 9 @@ -109,9 +104,6 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) -#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) -#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) -#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_IRQ_SYNC (1<<TIF_IRQ_SYNC) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) #define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) diff --git a/arch/blackfin/include/asm/topology.h b/arch/blackfin/include/asm/topology.h deleted file mode 100644 index 5428f333a02..00000000000 --- a/arch/blackfin/include/asm/topology.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/topology.h> diff --git a/arch/blackfin/include/asm/traps.h b/arch/blackfin/include/asm/traps.h index 9fe0da612c0..cec771b8100 100644 --- a/arch/blackfin/include/asm/traps.h +++ b/arch/blackfin/include/asm/traps.h @@ -57,7 +57,7 @@ #define HWC_x3(level) \ "External Memory Addressing Error\n" #define EXC_0x04(level) \ - "Unimplmented exception occured\n" \ + "Unimplmented exception occurred\n" \ level " - Maybe you forgot to install a custom exception handler?\n" #define HWC_x12(level) \ "Performance Monitor Overflow\n" @@ -125,5 +125,7 @@ level " for Supervisor use: Supervisor only registers, all MMRs, and Supervisor\n" \ level " only instructions.\n" +extern void double_fault_c(struct pt_regs *fp); + #endif /* __ASSEMBLY__ */ #endif /* _BFIN_TRAPS_H */ diff --git a/arch/blackfin/include/asm/types.h b/arch/blackfin/include/asm/types.h deleted file mode 100644 index b9e79bc580d..00000000000 --- a/arch/blackfin/include/asm/types.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/types.h> diff --git a/arch/blackfin/include/asm/uaccess.h b/arch/blackfin/include/asm/uaccess.h index 1c0d190adae..57701c3b8a5 100644 --- a/arch/blackfin/include/asm/uaccess.h +++ b/arch/blackfin/include/asm/uaccess.h @@ -34,23 +34,6 @@ static inline void set_fs(mm_segment_t fs) #define access_ok(type, addr, size) _access_ok((unsigned long)(addr), (size)) -static inline int is_in_rom(unsigned long addr) -{ - /* - * What we are really trying to do is determine if addr is - * in an allocated kernel memory region. If not then assume - * we cannot free it or otherwise de-allocate it. Ideally - * we could restrict this to really being in a ROM or flash, - * but that would need to be done on a board by board basis, - * not globally. - */ - if ((addr < _ramstart) || (addr >= _ramend)) - return (1); - - /* Default case, not in ROM */ - return (0); -} - /* * The fs value determines whether argument validity checking should be * performed or not. If get_fs() == USER_DS, checking is performed, with @@ -89,7 +72,7 @@ struct exception_table_entry { ({ \ int _err = 0; \ typeof(*(p)) _x = (x); \ - typeof(*(p)) *_p = (p); \ + typeof(*(p)) __user *_p = (p); \ if (!access_ok(VERIFY_WRITE, _p, sizeof(*(_p)))) {\ _err = -EFAULT; \ } \ @@ -108,8 +91,8 @@ struct exception_table_entry { long _xl, _xh; \ _xl = ((long *)&_x)[0]; \ _xh = ((long *)&_x)[1]; \ - __put_user_asm(_xl, ((long *)_p)+0, ); \ - __put_user_asm(_xh, ((long *)_p)+1, ); \ + __put_user_asm(_xl, ((long __user *)_p)+0, ); \ + __put_user_asm(_xh, ((long __user *)_p)+1, ); \ } break; \ default: \ _err = __put_user_bad(); \ @@ -136,7 +119,7 @@ static inline int bad_user_access_length(void) * aliasing issues. */ -#define __ptr(x) ((unsigned long *)(x)) +#define __ptr(x) ((unsigned long __force *)(x)) #define __put_user_asm(x,p,bhw) \ __asm__ (#bhw"[%1] = %0;\n\t" \ @@ -195,19 +178,20 @@ static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long n) { if (access_ok(VERIFY_READ, from, n)) - memcpy(to, from, n); + memcpy(to, (const void __force *)from, n); else return n; return 0; } static inline unsigned long __must_check -copy_to_user(void *to, const void __user *from, unsigned long n) +copy_to_user(void __user *to, const void *from, unsigned long n) { if (access_ok(VERIFY_WRITE, to, n)) - memcpy(to, from, n); + memcpy((void __force *)to, from, n); else return n; + SSYNC(); return 0; } @@ -216,12 +200,12 @@ copy_to_user(void *to, const void __user *from, unsigned long n) */ static inline long __must_check -strncpy_from_user(char *dst, const char *src, long count) +strncpy_from_user(char *dst, const char __user *src, long count) { char *tmp; if (!access_ok(VERIFY_READ, src, 1)) return -EFAULT; - strncpy(dst, src, count); + strncpy(dst, (const char __force *)src, count); for (tmp = dst; *tmp && count > 0; tmp++, count--) ; return (tmp - dst); } @@ -237,18 +221,18 @@ strncpy_from_user(char *dst, const char *src, long count) * On exception, returns 0. * If the string is too long, returns a value greater than n. */ -static inline long __must_check strnlen_user(const char *src, long n) +static inline long __must_check strnlen_user(const char __user *src, long n) { if (!access_ok(VERIFY_READ, src, 1)) return 0; - return strnlen(src, n) + 1; + return strnlen((const char __force *)src, n) + 1; } -static inline long __must_check strlen_user(const char *src) +static inline long __must_check strlen_user(const char __user *src) { if (!access_ok(VERIFY_READ, src, 1)) return 0; - return strlen(src) + 1; + return strlen((const char __force *)src) + 1; } /* @@ -256,11 +240,11 @@ static inline long __must_check strlen_user(const char *src) */ static inline unsigned long __must_check -__clear_user(void *to, unsigned long n) +__clear_user(void __user *to, unsigned long n) { if (!access_ok(VERIFY_WRITE, to, n)) return n; - memset(to, 0, n); + memset((void __force *)to, 0, n); return 0; } diff --git a/arch/blackfin/include/asm/ucontext.h b/arch/blackfin/include/asm/ucontext.h deleted file mode 100644 index 9bc07b9f30f..00000000000 --- a/arch/blackfin/include/asm/ucontext.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/ucontext.h> diff --git a/arch/blackfin/include/asm/unaligned.h b/arch/blackfin/include/asm/unaligned.h deleted file mode 100644 index 6cecbbb2111..00000000000 --- a/arch/blackfin/include/asm/unaligned.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/unaligned.h> diff --git a/arch/blackfin/include/asm/unistd.h b/arch/blackfin/include/asm/unistd.h index 928ae975b87..c8c8ff9eff6 100644 --- a/arch/blackfin/include/asm/unistd.h +++ b/arch/blackfin/include/asm/unistd.h @@ -3,451 +3,20 @@ * * Licensed under the GPL-2 or later. */ - #ifndef __ASM_BFIN_UNISTD_H #define __ASM_BFIN_UNISTD_H -/* - * This file contains the system call numbers. - */ -#define __NR_restart_syscall 0 -#define __NR_exit 1 -#define __NR_fork 2 -#define __NR_read 3 -#define __NR_write 4 -#define __NR_open 5 -#define __NR_close 6 - /* 7 __NR_waitpid obsolete */ -#define __NR_creat 8 -#define __NR_link 9 -#define __NR_unlink 10 -#define __NR_execve 11 -#define __NR_chdir 12 -#define __NR_time 13 -#define __NR_mknod 14 -#define __NR_chmod 15 -#define __NR_chown 16 - /* 17 __NR_break obsolete */ - /* 18 __NR_oldstat obsolete */ -#define __NR_lseek 19 -#define __NR_getpid 20 -#define __NR_mount 21 - /* 22 __NR_umount obsolete */ -#define __NR_setuid 23 -#define __NR_getuid 24 -#define __NR_stime 25 -#define __NR_ptrace 26 -#define __NR_alarm 27 - /* 28 __NR_oldfstat obsolete */ -#define __NR_pause 29 - /* 30 __NR_utime obsolete */ - /* 31 __NR_stty obsolete */ - /* 32 __NR_gtty obsolete */ -#define __NR_access 33 -#define __NR_nice 34 - /* 35 __NR_ftime obsolete */ -#define __NR_sync 36 -#define __NR_kill 37 -#define __NR_rename 38 -#define __NR_mkdir 39 -#define __NR_rmdir 40 -#define __NR_dup 41 -#define __NR_pipe 42 -#define __NR_times 43 - /* 44 __NR_prof obsolete */ -#define __NR_brk 45 -#define __NR_setgid 46 -#define __NR_getgid 47 - /* 48 __NR_signal obsolete */ -#define __NR_geteuid 49 -#define __NR_getegid 50 -#define __NR_acct 51 -#define __NR_umount2 52 - /* 53 __NR_lock obsolete */ -#define __NR_ioctl 54 -#define __NR_fcntl 55 - /* 56 __NR_mpx obsolete */ -#define __NR_setpgid 57 - /* 58 __NR_ulimit obsolete */ - /* 59 __NR_oldolduname obsolete */ -#define __NR_umask 60 -#define __NR_chroot 61 -#define __NR_ustat 62 -#define __NR_dup2 63 -#define __NR_getppid 64 -#define __NR_getpgrp 65 -#define __NR_setsid 66 - /* 67 __NR_sigaction obsolete */ -#define __NR_sgetmask 68 -#define __NR_ssetmask 69 -#define __NR_setreuid 70 -#define __NR_setregid 71 - /* 72 __NR_sigsuspend obsolete */ - /* 73 __NR_sigpending obsolete */ -#define __NR_sethostname 74 -#define __NR_setrlimit 75 - /* 76 __NR_old_getrlimit obsolete */ -#define __NR_getrusage 77 -#define __NR_gettimeofday 78 -#define __NR_settimeofday 79 -#define __NR_getgroups 80 -#define __NR_setgroups 81 - /* 82 __NR_select obsolete */ -#define __NR_symlink 83 - /* 84 __NR_oldlstat obsolete */ -#define __NR_readlink 85 - /* 86 __NR_uselib obsolete */ - /* 87 __NR_swapon obsolete */ -#define __NR_reboot 88 - /* 89 __NR_readdir obsolete */ - /* 90 __NR_mmap obsolete */ -#define __NR_munmap 91 -#define __NR_truncate 92 -#define __NR_ftruncate 93 -#define __NR_fchmod 94 -#define __NR_fchown 95 -#define __NR_getpriority 96 -#define __NR_setpriority 97 - /* 98 __NR_profil obsolete */ -#define __NR_statfs 99 -#define __NR_fstatfs 100 - /* 101 __NR_ioperm */ - /* 102 __NR_socketcall obsolete */ -#define __NR_syslog 103 -#define __NR_setitimer 104 -#define __NR_getitimer 105 -#define __NR_stat 106 -#define __NR_lstat 107 -#define __NR_fstat 108 - /* 109 __NR_olduname obsolete */ - /* 110 __NR_iopl obsolete */ -#define __NR_vhangup 111 - /* 112 __NR_idle obsolete */ - /* 113 __NR_vm86old */ -#define __NR_wait4 114 - /* 115 __NR_swapoff obsolete */ -#define __NR_sysinfo 116 - /* 117 __NR_ipc oboslete */ -#define __NR_fsync 118 - /* 119 __NR_sigreturn obsolete */ -#define __NR_clone 120 -#define __NR_setdomainname 121 -#define __NR_uname 122 - /* 123 __NR_modify_ldt obsolete */ -#define __NR_adjtimex 124 -#define __NR_mprotect 125 - /* 126 __NR_sigprocmask obsolete */ - /* 127 __NR_create_module obsolete */ -#define __NR_init_module 128 -#define __NR_delete_module 129 - /* 130 __NR_get_kernel_syms obsolete */ -#define __NR_quotactl 131 -#define __NR_getpgid 132 -#define __NR_fchdir 133 -#define __NR_bdflush 134 - /* 135 was sysfs */ -#define __NR_personality 136 - /* 137 __NR_afs_syscall */ -#define __NR_setfsuid 138 -#define __NR_setfsgid 139 -#define __NR__llseek 140 -#define __NR_getdents 141 - /* 142 __NR__newselect obsolete */ -#define __NR_flock 143 - /* 144 __NR_msync obsolete */ -#define __NR_readv 145 -#define __NR_writev 146 -#define __NR_getsid 147 -#define __NR_fdatasync 148 -#define __NR__sysctl 149 - /* 150 __NR_mlock */ - /* 151 __NR_munlock */ - /* 152 __NR_mlockall */ - /* 153 __NR_munlockall */ -#define __NR_sched_setparam 154 -#define __NR_sched_getparam 155 -#define __NR_sched_setscheduler 156 -#define __NR_sched_getscheduler 157 -#define __NR_sched_yield 158 -#define __NR_sched_get_priority_max 159 -#define __NR_sched_get_priority_min 160 -#define __NR_sched_rr_get_interval 161 -#define __NR_nanosleep 162 -#define __NR_mremap 163 -#define __NR_setresuid 164 -#define __NR_getresuid 165 - /* 166 __NR_vm86 */ - /* 167 __NR_query_module */ - /* 168 __NR_poll */ -#define __NR_nfsservctl 169 -#define __NR_setresgid 170 -#define __NR_getresgid 171 -#define __NR_prctl 172 -#define __NR_rt_sigreturn 173 -#define __NR_rt_sigaction 174 -#define __NR_rt_sigprocmask 175 -#define __NR_rt_sigpending 176 -#define __NR_rt_sigtimedwait 177 -#define __NR_rt_sigqueueinfo 178 -#define __NR_rt_sigsuspend 179 -#define __NR_pread 180 -#define __NR_pwrite 181 -#define __NR_lchown 182 -#define __NR_getcwd 183 -#define __NR_capget 184 -#define __NR_capset 185 -#define __NR_sigaltstack 186 -#define __NR_sendfile 187 - /* 188 __NR_getpmsg */ - /* 189 __NR_putpmsg */ -#define __NR_vfork 190 -#define __NR_getrlimit 191 -#define __NR_mmap2 192 -#define __NR_truncate64 193 -#define __NR_ftruncate64 194 -#define __NR_stat64 195 -#define __NR_lstat64 196 -#define __NR_fstat64 197 -#define __NR_chown32 198 -#define __NR_getuid32 199 -#define __NR_getgid32 200 -#define __NR_geteuid32 201 -#define __NR_getegid32 202 -#define __NR_setreuid32 203 -#define __NR_setregid32 204 -#define __NR_getgroups32 205 -#define __NR_setgroups32 206 -#define __NR_fchown32 207 -#define __NR_setresuid32 208 -#define __NR_getresuid32 209 -#define __NR_setresgid32 210 -#define __NR_getresgid32 211 -#define __NR_lchown32 212 -#define __NR_setuid32 213 -#define __NR_setgid32 214 -#define __NR_setfsuid32 215 -#define __NR_setfsgid32 216 -#define __NR_pivot_root 217 - /* 218 __NR_mincore */ - /* 219 __NR_madvise */ -#define __NR_getdents64 220 -#define __NR_fcntl64 221 - /* 222 reserved for TUX */ - /* 223 reserved for TUX */ -#define __NR_gettid 224 -#define __NR_readahead 225 -#define __NR_setxattr 226 -#define __NR_lsetxattr 227 -#define __NR_fsetxattr 228 -#define __NR_getxattr 229 -#define __NR_lgetxattr 230 -#define __NR_fgetxattr 231 -#define __NR_listxattr 232 -#define __NR_llistxattr 233 -#define __NR_flistxattr 234 -#define __NR_removexattr 235 -#define __NR_lremovexattr 236 -#define __NR_fremovexattr 237 -#define __NR_tkill 238 -#define __NR_sendfile64 239 -#define __NR_futex 240 -#define __NR_sched_setaffinity 241 -#define __NR_sched_getaffinity 242 - /* 243 __NR_set_thread_area */ - /* 244 __NR_get_thread_area */ -#define __NR_io_setup 245 -#define __NR_io_destroy 246 -#define __NR_io_getevents 247 -#define __NR_io_submit 248 -#define __NR_io_cancel 249 - /* 250 __NR_alloc_hugepages */ - /* 251 __NR_free_hugepages */ -#define __NR_exit_group 252 -#define __NR_lookup_dcookie 253 -#define __NR_bfin_spinlock 254 - -#define __NR_epoll_create 255 -#define __NR_epoll_ctl 256 -#define __NR_epoll_wait 257 - /* 258 __NR_remap_file_pages */ -#define __NR_set_tid_address 259 -#define __NR_timer_create 260 -#define __NR_timer_settime 261 -#define __NR_timer_gettime 262 -#define __NR_timer_getoverrun 263 -#define __NR_timer_delete 264 -#define __NR_clock_settime 265 -#define __NR_clock_gettime 266 -#define __NR_clock_getres 267 -#define __NR_clock_nanosleep 268 -#define __NR_statfs64 269 -#define __NR_fstatfs64 270 -#define __NR_tgkill 271 -#define __NR_utimes 272 -#define __NR_fadvise64_64 273 - /* 274 __NR_vserver */ - /* 275 __NR_mbind */ - /* 276 __NR_get_mempolicy */ - /* 277 __NR_set_mempolicy */ -#define __NR_mq_open 278 -#define __NR_mq_unlink 279 -#define __NR_mq_timedsend 280 -#define __NR_mq_timedreceive 281 -#define __NR_mq_notify 282 -#define __NR_mq_getsetattr 283 -#define __NR_kexec_load 284 -#define __NR_waitid 285 -#define __NR_add_key 286 -#define __NR_request_key 287 -#define __NR_keyctl 288 -#define __NR_ioprio_set 289 -#define __NR_ioprio_get 290 -#define __NR_inotify_init 291 -#define __NR_inotify_add_watch 292 -#define __NR_inotify_rm_watch 293 - /* 294 __NR_migrate_pages */ -#define __NR_openat 295 -#define __NR_mkdirat 296 -#define __NR_mknodat 297 -#define __NR_fchownat 298 -#define __NR_futimesat 299 -#define __NR_fstatat64 300 -#define __NR_unlinkat 301 -#define __NR_renameat 302 -#define __NR_linkat 303 -#define __NR_symlinkat 304 -#define __NR_readlinkat 305 -#define __NR_fchmodat 306 -#define __NR_faccessat 307 -#define __NR_pselect6 308 -#define __NR_ppoll 309 -#define __NR_unshare 310 - -/* Blackfin private syscalls */ -#define __NR_sram_alloc 311 -#define __NR_sram_free 312 -#define __NR_dma_memcpy 313 - -/* socket syscalls */ -#define __NR_accept 314 -#define __NR_bind 315 -#define __NR_connect 316 -#define __NR_getpeername 317 -#define __NR_getsockname 318 -#define __NR_getsockopt 319 -#define __NR_listen 320 -#define __NR_recv 321 -#define __NR_recvfrom 322 -#define __NR_recvmsg 323 -#define __NR_send 324 -#define __NR_sendmsg 325 -#define __NR_sendto 326 -#define __NR_setsockopt 327 -#define __NR_shutdown 328 -#define __NR_socket 329 -#define __NR_socketpair 330 - -/* sysv ipc syscalls */ -#define __NR_semctl 331 -#define __NR_semget 332 -#define __NR_semop 333 -#define __NR_msgctl 334 -#define __NR_msgget 335 -#define __NR_msgrcv 336 -#define __NR_msgsnd 337 -#define __NR_shmat 338 -#define __NR_shmctl 339 -#define __NR_shmdt 340 -#define __NR_shmget 341 - -#define __NR_splice 342 -#define __NR_sync_file_range 343 -#define __NR_tee 344 -#define __NR_vmsplice 345 - -#define __NR_epoll_pwait 346 -#define __NR_utimensat 347 -#define __NR_signalfd 348 -#define __NR_timerfd_create 349 -#define __NR_eventfd 350 -#define __NR_pread64 351 -#define __NR_pwrite64 352 -#define __NR_fadvise64 353 -#define __NR_set_robust_list 354 -#define __NR_get_robust_list 355 -#define __NR_fallocate 356 -#define __NR_semtimedop 357 -#define __NR_timerfd_settime 358 -#define __NR_timerfd_gettime 359 -#define __NR_signalfd4 360 -#define __NR_eventfd2 361 -#define __NR_epoll_create1 362 -#define __NR_dup3 363 -#define __NR_pipe2 364 -#define __NR_inotify_init1 365 -#define __NR_preadv 366 -#define __NR_pwritev 367 -#define __NR_rt_tgsigqueueinfo 368 -#define __NR_perf_event_open 369 -#define __NR_recvmmsg 370 -#define __NR_fanotify_init 371 -#define __NR_fanotify_mark 372 -#define __NR_prlimit64 373 -#define __NR_cacheflush 374 -#define __NR_syscall 375 -#define NR_syscalls __NR_syscall +#include <uapi/asm/unistd.h> -/* Old optional stuff no one actually uses */ -#define __IGNORE_sysfs -#define __IGNORE_uselib - -/* Implement the newer interfaces */ -#define __IGNORE_mmap -#define __IGNORE_poll -#define __IGNORE_select -#define __IGNORE_utime - -/* Not relevant on no-mmu */ -#define __IGNORE_swapon -#define __IGNORE_swapoff -#define __IGNORE_msync -#define __IGNORE_mlock -#define __IGNORE_munlock -#define __IGNORE_mlockall -#define __IGNORE_munlockall -#define __IGNORE_mincore -#define __IGNORE_madvise -#define __IGNORE_remap_file_pages -#define __IGNORE_mbind -#define __IGNORE_get_mempolicy -#define __IGNORE_set_mempolicy -#define __IGNORE_migrate_pages -#define __IGNORE_move_pages -#define __IGNORE_getcpu - -#ifdef __KERNEL__ -#define __ARCH_WANT_IPC_PARSE_VERSION #define __ARCH_WANT_STAT64 #define __ARCH_WANT_SYS_ALARM #define __ARCH_WANT_SYS_GETHOSTNAME #define __ARCH_WANT_SYS_PAUSE -#define __ARCH_WANT_SYS_SGETMASK #define __ARCH_WANT_SYS_TIME #define __ARCH_WANT_SYS_FADVISE64 #define __ARCH_WANT_SYS_GETPGRP #define __ARCH_WANT_SYS_LLSEEK #define __ARCH_WANT_SYS_NICE -#define __ARCH_WANT_SYS_RT_SIGACTION -#define __ARCH_WANT_SYS_RT_SIGSUSPEND - -/* - * "Conditional" syscalls - * - * What we want is __attribute__((weak,alias("sys_ni_syscall"))), - * but it doesn't work on all toolchains, so we just do it by hand - */ -#define cond_syscall(x) asm(".weak\t_" #x "\n\t.set\t_" #x ",_sys_ni_syscall"); - -#endif /* __KERNEL__ */ +#define __ARCH_WANT_SYS_VFORK #endif /* __ASM_BFIN_UNISTD_H */ diff --git a/arch/blackfin/include/asm/user.h b/arch/blackfin/include/asm/user.h deleted file mode 100644 index 4792a60831e..00000000000 --- a/arch/blackfin/include/asm/user.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/user.h> diff --git a/arch/blackfin/include/asm/xor.h b/arch/blackfin/include/asm/xor.h deleted file mode 100644 index c82eb12a5b1..00000000000 --- a/arch/blackfin/include/asm/xor.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/xor.h> |