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-rw-r--r--arch/mips/include/asm/cop2.h29
-rw-r--r--arch/mips/include/asm/cpu-features.h49
-rw-r--r--arch/mips/include/asm/cpu.h23
-rw-r--r--arch/mips/include/asm/fw/cfe/cfe_api.h4
-rw-r--r--arch/mips/include/asm/gic.h2
-rw-r--r--arch/mips/include/asm/io.h10
-rw-r--r--arch/mips/include/asm/kspd.h32
-rw-r--r--arch/mips/include/asm/mach-ar7/spaces.h7
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h112
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h1
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h52
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h6
-rw-r--r--arch/mips/include/asm/mach-bcm63xx/ioremap.h4
-rw-r--r--arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h7
-rw-r--r--arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h7
-rw-r--r--arch/mips/include/asm/mach-cavium-octeon/spaces.h24
-rw-r--r--arch/mips/include/asm/mach-generic/dma-coherence.h12
-rw-r--r--arch/mips/include/asm/mach-generic/kernel-entry-init.h4
-rw-r--r--arch/mips/include/asm/mach-ip27/kernel-entry-init.h47
-rw-r--r--arch/mips/include/asm/mach-ip28/spaces.h9
-rw-r--r--arch/mips/include/asm/mach-pmcs-msp71xx/gpio.h46
-rw-r--r--arch/mips/include/asm/mach-wrppmc/mach-gt64120.h83
-rw-r--r--arch/mips/include/asm/mach-wrppmc/war.h24
-rw-r--r--arch/mips/include/asm/mips-boards/generic.h6
-rw-r--r--arch/mips/include/asm/mipsregs.h2
-rw-r--r--arch/mips/include/asm/mmu_context.h6
-rw-r--r--arch/mips/include/asm/netlogic/common.h21
-rw-r--r--arch/mips/include/asm/netlogic/xlp-hal/pic.h2
-rw-r--r--arch/mips/include/asm/netlogic/xlp-hal/xlp.h1
-rw-r--r--arch/mips/include/asm/netlogic/xlr/fmn.h12
-rw-r--r--arch/mips/include/asm/octeon/cvmx-bootinfo.h2
-rw-r--r--arch/mips/include/asm/page.h6
-rw-r--r--arch/mips/include/asm/pci.h1
-rw-r--r--arch/mips/include/asm/processor.h35
-rw-r--r--arch/mips/include/asm/stackframe.h29
-rw-r--r--arch/mips/include/asm/stackprotector.h40
-rw-r--r--arch/mips/include/asm/switch_to.h19
-rw-r--r--arch/mips/include/asm/thread_info.h11
-rw-r--r--arch/mips/include/asm/xtalk/xtalk.h9
39 files changed, 508 insertions, 288 deletions
diff --git a/arch/mips/include/asm/cop2.h b/arch/mips/include/asm/cop2.h
index 3532e2c5f09..c1516cc0285 100644
--- a/arch/mips/include/asm/cop2.h
+++ b/arch/mips/include/asm/cop2.h
@@ -11,6 +11,35 @@
#include <linux/notifier.h>
+#if defined(CONFIG_CPU_CAVIUM_OCTEON)
+
+extern void octeon_cop2_save(struct octeon_cop2_state *);
+extern void octeon_cop2_restore(struct octeon_cop2_state *);
+
+#define cop2_save(r) octeon_cop2_save(r)
+#define cop2_restore(r) octeon_cop2_restore(r)
+
+#define cop2_present 1
+#define cop2_lazy_restore 1
+
+#elif defined(CONFIG_CPU_XLP)
+
+extern void nlm_cop2_save(struct nlm_cop2_state *);
+extern void nlm_cop2_restore(struct nlm_cop2_state *);
+#define cop2_save(r) nlm_cop2_save(r)
+#define cop2_restore(r) nlm_cop2_restore(r)
+
+#define cop2_present 1
+#define cop2_lazy_restore 0
+
+#else
+
+#define cop2_present 0
+#define cop2_lazy_restore 0
+#define cop2_save(r)
+#define cop2_restore(r)
+#endif
+
enum cu2_ops {
CU2_EXCEPTION,
CU2_LWC2_OP,
diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h
index e5ec8fcd8af..1dc086087a7 100644
--- a/arch/mips/include/asm/cpu-features.h
+++ b/arch/mips/include/asm/cpu-features.h
@@ -24,6 +24,16 @@
#ifndef cpu_has_tlb
#define cpu_has_tlb (cpu_data[0].options & MIPS_CPU_TLB)
#endif
+
+/*
+ * For the moment we don't consider R6000 and R8000 so we can assume that
+ * anything that doesn't support R4000-style exceptions and interrupts is
+ * R3000-like. Users should still treat these two macro definitions as
+ * opaque.
+ */
+#ifndef cpu_has_3kex
+#define cpu_has_3kex (!cpu_has_4kex)
+#endif
#ifndef cpu_has_4kex
#define cpu_has_4kex (cpu_data[0].options & MIPS_CPU_4KEX)
#endif
@@ -87,19 +97,23 @@
#define cpu_has_mips16 (cpu_data[0].ases & MIPS_ASE_MIPS16)
#endif
#ifndef cpu_has_mdmx
-#define cpu_has_mdmx (cpu_data[0].ases & MIPS_ASE_MDMX)
+#define cpu_has_mdmx (cpu_data[0].ases & MIPS_ASE_MDMX)
#endif
#ifndef cpu_has_mips3d
-#define cpu_has_mips3d (cpu_data[0].ases & MIPS_ASE_MIPS3D)
+#define cpu_has_mips3d (cpu_data[0].ases & MIPS_ASE_MIPS3D)
#endif
#ifndef cpu_has_smartmips
-#define cpu_has_smartmips (cpu_data[0].ases & MIPS_ASE_SMARTMIPS)
+#define cpu_has_smartmips (cpu_data[0].ases & MIPS_ASE_SMARTMIPS)
#endif
#ifndef cpu_has_rixi
#define cpu_has_rixi (cpu_data[0].options & MIPS_CPU_RIXI)
#endif
#ifndef cpu_has_mmips
-#define cpu_has_mmips (cpu_data[0].options & MIPS_CPU_MICROMIPS)
+# ifdef CONFIG_SYS_SUPPORTS_MICROMIPS
+# define cpu_has_mmips (cpu_data[0].options & MIPS_CPU_MICROMIPS)
+# else
+# define cpu_has_mmips 0
+# endif
#endif
#ifndef cpu_has_vtag_icache
#define cpu_has_vtag_icache (cpu_data[0].icache.flags & MIPS_CACHE_VTAG)
@@ -111,7 +125,7 @@
#define cpu_has_ic_fills_f_dc (cpu_data[0].icache.flags & MIPS_CACHE_IC_F_DC)
#endif
#ifndef cpu_has_pindexed_dcache
-#define cpu_has_pindexed_dcache (cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX)
+#define cpu_has_pindexed_dcache (cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX)
#endif
#ifndef cpu_has_local_ebase
#define cpu_has_local_ebase 1
@@ -136,7 +150,6 @@
#endif
#endif
-# define cpu_has_mips_1 (cpu_data[0].isa_level & MIPS_CPU_ISA_I)
#ifndef cpu_has_mips_2
# define cpu_has_mips_2 (cpu_data[0].isa_level & MIPS_CPU_ISA_II)
#endif
@@ -149,18 +162,18 @@
#ifndef cpu_has_mips_5
# define cpu_has_mips_5 (cpu_data[0].isa_level & MIPS_CPU_ISA_V)
#endif
-# ifndef cpu_has_mips32r1
+#ifndef cpu_has_mips32r1
# define cpu_has_mips32r1 (cpu_data[0].isa_level & MIPS_CPU_ISA_M32R1)
-# endif
-# ifndef cpu_has_mips32r2
+#endif
+#ifndef cpu_has_mips32r2
# define cpu_has_mips32r2 (cpu_data[0].isa_level & MIPS_CPU_ISA_M32R2)
-# endif
-# ifndef cpu_has_mips64r1
+#endif
+#ifndef cpu_has_mips64r1
# define cpu_has_mips64r1 (cpu_data[0].isa_level & MIPS_CPU_ISA_M64R1)
-# endif
-# ifndef cpu_has_mips64r2
+#endif
+#ifndef cpu_has_mips64r2
# define cpu_has_mips64r2 (cpu_data[0].isa_level & MIPS_CPU_ISA_M64R2)
-# endif
+#endif
/*
* Shortcuts ...
@@ -182,9 +195,9 @@
* has CLO and CLZ but not DCLO nor DCLZ. For 64-bit kernels
* cpu_has_clo_clz also indicates the availability of DCLO and DCLZ.
*/
-# ifndef cpu_has_clo_clz
-# define cpu_has_clo_clz cpu_has_mips_r
-# endif
+#ifndef cpu_has_clo_clz
+#define cpu_has_clo_clz cpu_has_mips_r
+#endif
#ifndef cpu_has_dsp
#define cpu_has_dsp (cpu_data[0].ases & MIPS_ASE_DSP)
@@ -210,7 +223,7 @@
# define cpu_has_64bits (cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT)
# endif
# ifndef cpu_has_64bit_zero_reg
-# define cpu_has_64bit_zero_reg (cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT)
+# define cpu_has_64bit_zero_reg (cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT)
# endif
# ifndef cpu_has_64bit_gp_regs
# define cpu_has_64bit_gp_regs 0
diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index dd86ab20548..632bbe5a79e 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -282,18 +282,17 @@ enum cpu_type_enum {
* ISA Level encodings
*
*/
-#define MIPS_CPU_ISA_I 0x00000001
-#define MIPS_CPU_ISA_II 0x00000002
-#define MIPS_CPU_ISA_III 0x00000004
-#define MIPS_CPU_ISA_IV 0x00000008
-#define MIPS_CPU_ISA_V 0x00000010
-#define MIPS_CPU_ISA_M32R1 0x00000020
-#define MIPS_CPU_ISA_M32R2 0x00000040
-#define MIPS_CPU_ISA_M64R1 0x00000080
-#define MIPS_CPU_ISA_M64R2 0x00000100
-
-#define MIPS_CPU_ISA_32BIT (MIPS_CPU_ISA_I | MIPS_CPU_ISA_II | \
- MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2)
+#define MIPS_CPU_ISA_II 0x00000001
+#define MIPS_CPU_ISA_III 0x00000002
+#define MIPS_CPU_ISA_IV 0x00000004
+#define MIPS_CPU_ISA_V 0x00000008
+#define MIPS_CPU_ISA_M32R1 0x00000010
+#define MIPS_CPU_ISA_M32R2 0x00000020
+#define MIPS_CPU_ISA_M64R1 0x00000040
+#define MIPS_CPU_ISA_M64R2 0x00000080
+
+#define MIPS_CPU_ISA_32BIT (MIPS_CPU_ISA_II | MIPS_CPU_ISA_M32R1 | \
+ MIPS_CPU_ISA_M32R2)
#define MIPS_CPU_ISA_64BIT (MIPS_CPU_ISA_III | MIPS_CPU_ISA_IV | \
MIPS_CPU_ISA_V | MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)
diff --git a/arch/mips/include/asm/fw/cfe/cfe_api.h b/arch/mips/include/asm/fw/cfe/cfe_api.h
index 17347551a1b..a0ea69e91e2 100644
--- a/arch/mips/include/asm/fw/cfe/cfe_api.h
+++ b/arch/mips/include/asm/fw/cfe/cfe_api.h
@@ -115,8 +115,8 @@ int cfe_read(int handle, unsigned char *buffer, int length);
int cfe_readblk(int handle, int64_t offset, unsigned char *buffer,
int length);
int cfe_setenv(char *name, char *val);
-int cfe_write(int handle, unsigned char *buffer, int length);
-int cfe_writeblk(int handle, int64_t offset, unsigned char *buffer,
+int cfe_write(int handle, const char *buffer, int length);
+int cfe_writeblk(int handle, int64_t offset, const char *buffer,
int length);
#endif /* CFE_API_H */
diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h
index 7153b32de18..b2e3e93dd7d 100644
--- a/arch/mips/include/asm/gic.h
+++ b/arch/mips/include/asm/gic.h
@@ -347,7 +347,7 @@ struct gic_shared_intr_map {
#define GIC_CPU_INT2 2 /* . */
#define GIC_CPU_INT3 3 /* . */
#define GIC_CPU_INT4 4 /* . */
-#define GIC_CPU_INT5 5 /* Core Interrupt 5 */
+#define GIC_CPU_INT5 5 /* Core Interrupt 7 */
/* Local GIC interrupts. */
#define GIC_INT_TMR (GIC_CPU_INT5)
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
index b7e59853fd3..3321dd5a887 100644
--- a/arch/mips/include/asm/io.h
+++ b/arch/mips/include/asm/io.h
@@ -170,6 +170,11 @@ static inline void * isa_bus_to_virt(unsigned long address)
extern void __iomem * __ioremap(phys_t offset, phys_t size, unsigned long flags);
extern void __iounmap(const volatile void __iomem *addr);
+#ifndef CONFIG_PCI
+struct pci_dev;
+static inline void pci_iounmap(struct pci_dev *dev, void __iomem *addr) {}
+#endif
+
static inline void __iomem * __ioremap_mode(phys_t offset, unsigned long size,
unsigned long flags)
{
@@ -449,6 +454,11 @@ __BUILDIO(q, u64)
#define readl_relaxed readl
#define readq_relaxed readq
+#define writeb_relaxed writeb
+#define writew_relaxed writew
+#define writel_relaxed writel
+#define writeq_relaxed writeq
+
#define readb_be(addr) \
__raw_readb((__force unsigned *)(addr))
#define readw_be(addr) \
diff --git a/arch/mips/include/asm/kspd.h b/arch/mips/include/asm/kspd.h
deleted file mode 100644
index ec6832950ac..00000000000
--- a/arch/mips/include/asm/kspd.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved.
- *
- * This program is free software; you can distribute 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 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.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- */
-
-#ifndef _ASM_KSPD_H
-#define _ASM_KSPD_H
-
-struct kspd_notifications {
- void (*kspd_sp_exit)(int sp_id);
-
- struct list_head list;
-};
-
-static inline void kspd_notify(struct kspd_notifications *notify)
-{
-}
-
-#endif
diff --git a/arch/mips/include/asm/mach-ar7/spaces.h b/arch/mips/include/asm/mach-ar7/spaces.h
index ac28f273449..660ab64c0fc 100644
--- a/arch/mips/include/asm/mach-ar7/spaces.h
+++ b/arch/mips/include/asm/mach-ar7/spaces.h
@@ -14,8 +14,11 @@
* This handles the memory map.
* We handle pages at KSEG0 for kernels with 32 bit address space.
*/
-#define PAGE_OFFSET 0x94000000UL
-#define PHYS_OFFSET 0x14000000UL
+#define PAGE_OFFSET _AC(0x94000000, UL)
+#define PHYS_OFFSET _AC(0x14000000, UL)
+
+#define UNCAC_BASE _AC(0xb4000000, UL) /* 0xa0000000 + PHYS_OFFSET */
+#define IO_BASE UNCAC_BASE
#include <asm/mach-generic/spaces.h>
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
index e6e65dc7d50..19f9134bfe2 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -9,6 +9,7 @@
* compile time if only one CPU support is enabled (idea stolen from
* arm mach-types)
*/
+#define BCM3368_CPU_ID 0x3368
#define BCM6328_CPU_ID 0x6328
#define BCM6338_CPU_ID 0x6338
#define BCM6345_CPU_ID 0x6345
@@ -22,6 +23,19 @@ u16 __bcm63xx_get_cpu_id(void);
u8 bcm63xx_get_cpu_rev(void);
unsigned int bcm63xx_get_cpu_freq(void);
+#ifdef CONFIG_BCM63XX_CPU_3368
+# ifdef bcm63xx_get_cpu_id
+# undef bcm63xx_get_cpu_id
+# define bcm63xx_get_cpu_id() __bcm63xx_get_cpu_id()
+# define BCMCPU_RUNTIME_DETECT
+# else
+# define bcm63xx_get_cpu_id() BCM3368_CPU_ID
+# endif
+# define BCMCPU_IS_3368() (bcm63xx_get_cpu_id() == BCM3368_CPU_ID)
+#else
+# define BCMCPU_IS_3368() (0)
+#endif
+
#ifdef CONFIG_BCM63XX_CPU_6328
# ifdef bcm63xx_get_cpu_id
# undef bcm63xx_get_cpu_id
@@ -194,6 +208,53 @@ enum bcm63xx_regs_set {
#define RSET_RNG_SIZE 20
/*
+ * 3368 register sets base address
+ */
+#define BCM_3368_DSL_LMEM_BASE (0xdeadbeef)
+#define BCM_3368_PERF_BASE (0xfff8c000)
+#define BCM_3368_TIMER_BASE (0xfff8c040)
+#define BCM_3368_WDT_BASE (0xfff8c080)
+#define BCM_3368_UART0_BASE (0xfff8c100)
+#define BCM_3368_UART1_BASE (0xfff8c120)
+#define BCM_3368_GPIO_BASE (0xfff8c080)
+#define BCM_3368_SPI_BASE (0xfff8c800)
+#define BCM_3368_HSSPI_BASE (0xdeadbeef)
+#define BCM_3368_UDC0_BASE (0xdeadbeef)
+#define BCM_3368_USBDMA_BASE (0xdeadbeef)
+#define BCM_3368_OHCI0_BASE (0xdeadbeef)
+#define BCM_3368_OHCI_PRIV_BASE (0xdeadbeef)
+#define BCM_3368_USBH_PRIV_BASE (0xdeadbeef)
+#define BCM_3368_USBD_BASE (0xdeadbeef)
+#define BCM_3368_MPI_BASE (0xfff80000)
+#define BCM_3368_PCMCIA_BASE (0xfff80054)
+#define BCM_3368_PCIE_BASE (0xdeadbeef)
+#define BCM_3368_SDRAM_REGS_BASE (0xdeadbeef)
+#define BCM_3368_DSL_BASE (0xdeadbeef)
+#define BCM_3368_UBUS_BASE (0xdeadbeef)
+#define BCM_3368_ENET0_BASE (0xfff98000)
+#define BCM_3368_ENET1_BASE (0xfff98800)
+#define BCM_3368_ENETDMA_BASE (0xfff99800)
+#define BCM_3368_ENETDMAC_BASE (0xfff99900)
+#define BCM_3368_ENETDMAS_BASE (0xfff99a00)
+#define BCM_3368_ENETSW_BASE (0xdeadbeef)
+#define BCM_3368_EHCI0_BASE (0xdeadbeef)
+#define BCM_3368_SDRAM_BASE (0xdeadbeef)
+#define BCM_3368_MEMC_BASE (0xfff84000)
+#define BCM_3368_DDR_BASE (0xdeadbeef)
+#define BCM_3368_M2M_BASE (0xdeadbeef)
+#define BCM_3368_ATM_BASE (0xdeadbeef)
+#define BCM_3368_XTM_BASE (0xdeadbeef)
+#define BCM_3368_XTMDMA_BASE (0xdeadbeef)
+#define BCM_3368_XTMDMAC_BASE (0xdeadbeef)
+#define BCM_3368_XTMDMAS_BASE (0xdeadbeef)
+#define BCM_3368_PCM_BASE (0xfff9c200)
+#define BCM_3368_PCMDMA_BASE (0xdeadbeef)
+#define BCM_3368_PCMDMAC_BASE (0xdeadbeef)
+#define BCM_3368_PCMDMAS_BASE (0xdeadbeef)
+#define BCM_3368_RNG_BASE (0xdeadbeef)
+#define BCM_3368_MISC_BASE (0xdeadbeef)
+
+/*
* 6328 register sets base address
*/
#define BCM_6328_DSL_LMEM_BASE (0xdeadbeef)
@@ -238,6 +299,8 @@ enum bcm63xx_regs_set {
#define BCM_6328_PCMDMAS_BASE (0xdeadbeef)
#define BCM_6328_RNG_BASE (0xdeadbeef)
#define BCM_6328_MISC_BASE (0xb0001800)
+#define BCM_6328_OTP_BASE (0xb0000600)
+
/*
* 6338 register sets base address
*/
@@ -623,6 +686,9 @@ static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
#ifdef BCMCPU_RUNTIME_DETECT
return bcm63xx_regs_base[set];
#else
+#ifdef CONFIG_BCM63XX_CPU_3368
+ __GEN_RSET(3368)
+#endif
#ifdef CONFIG_BCM63XX_CPU_6328
__GEN_RSET(6328)
#endif
@@ -690,6 +756,52 @@ enum bcm63xx_irq {
};
/*
+ * 3368 irqs
+ */
+#define BCM_3368_TIMER_IRQ (IRQ_INTERNAL_BASE + 0)
+#define BCM_3368_SPI_IRQ (IRQ_INTERNAL_BASE + 1)
+#define BCM_3368_UART0_IRQ (IRQ_INTERNAL_BASE + 2)
+#define BCM_3368_UART1_IRQ (IRQ_INTERNAL_BASE + 3)
+#define BCM_3368_DSL_IRQ 0
+#define BCM_3368_UDC0_IRQ 0
+#define BCM_3368_OHCI0_IRQ 0
+#define BCM_3368_ENET0_IRQ (IRQ_INTERNAL_BASE + 8)
+#define BCM_3368_ENET1_IRQ (IRQ_INTERNAL_BASE + 6)
+#define BCM_3368_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 9)
+#define BCM_3368_ENET0_RXDMA_IRQ (IRQ_INTERNAL_BASE + 15)
+#define BCM_3368_ENET0_TXDMA_IRQ (IRQ_INTERNAL_BASE + 16)
+#define BCM_3368_HSSPI_IRQ 0
+#define BCM_3368_EHCI0_IRQ 0
+#define BCM_3368_USBD_IRQ 0
+#define BCM_3368_USBD_RXDMA0_IRQ 0
+#define BCM_3368_USBD_TXDMA0_IRQ 0
+#define BCM_3368_USBD_RXDMA1_IRQ 0
+#define BCM_3368_USBD_TXDMA1_IRQ 0
+#define BCM_3368_USBD_RXDMA2_IRQ 0
+#define BCM_3368_USBD_TXDMA2_IRQ 0
+#define BCM_3368_ENET1_RXDMA_IRQ (IRQ_INTERNAL_BASE + 17)
+#define BCM_3368_ENET1_TXDMA_IRQ (IRQ_INTERNAL_BASE + 18)
+#define BCM_3368_PCI_IRQ (IRQ_INTERNAL_BASE + 31)
+#define BCM_3368_PCMCIA_IRQ 0
+#define BCM_3368_ATM_IRQ 0
+#define BCM_3368_ENETSW_RXDMA0_IRQ 0
+#define BCM_3368_ENETSW_RXDMA1_IRQ 0
+#define BCM_3368_ENETSW_RXDMA2_IRQ 0
+#define BCM_3368_ENETSW_RXDMA3_IRQ 0
+#define BCM_3368_ENETSW_TXDMA0_IRQ 0
+#define BCM_3368_ENETSW_TXDMA1_IRQ 0
+#define BCM_3368_ENETSW_TXDMA2_IRQ 0
+#define BCM_3368_ENETSW_TXDMA3_IRQ 0
+#define BCM_3368_XTM_IRQ 0
+#define BCM_3368_XTM_DMA0_IRQ 0
+
+#define BCM_3368_EXT_IRQ0 (IRQ_INTERNAL_BASE + 25)
+#define BCM_3368_EXT_IRQ1 (IRQ_INTERNAL_BASE + 26)
+#define BCM_3368_EXT_IRQ2 (IRQ_INTERNAL_BASE + 27)
+#define BCM_3368_EXT_IRQ3 (IRQ_INTERNAL_BASE + 28)
+
+
+/*
* 6328 irqs
*/
#define BCM_6328_HIGH_IRQ_BASE (IRQ_INTERNAL_BASE + 32)
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
index 35baa1a60a6..565ff36a111 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
@@ -11,6 +11,7 @@ static inline unsigned long bcm63xx_gpio_count(void)
switch (bcm63xx_get_cpu_id()) {
case BCM6328_CPU_ID:
return 32;
+ case BCM3368_CPU_ID:
case BCM6358_CPU_ID:
return 40;
case BCM6338_CPU_ID:
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
index eff7ca7d12b..9875db31d88 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -15,6 +15,39 @@
/* Clock Control register */
#define PERF_CKCTL_REG 0x4
+#define CKCTL_3368_MAC_EN (1 << 3)
+#define CKCTL_3368_TC_EN (1 << 5)
+#define CKCTL_3368_US_TOP_EN (1 << 6)
+#define CKCTL_3368_DS_TOP_EN (1 << 7)
+#define CKCTL_3368_APM_EN (1 << 8)
+#define CKCTL_3368_SPI_EN (1 << 9)
+#define CKCTL_3368_USBS_EN (1 << 10)
+#define CKCTL_3368_BMU_EN (1 << 11)
+#define CKCTL_3368_PCM_EN (1 << 12)
+#define CKCTL_3368_NTP_EN (1 << 13)
+#define CKCTL_3368_ACP_B_EN (1 << 14)
+#define CKCTL_3368_ACP_A_EN (1 << 15)
+#define CKCTL_3368_EMUSB_EN (1 << 17)
+#define CKCTL_3368_ENET0_EN (1 << 18)
+#define CKCTL_3368_ENET1_EN (1 << 19)
+#define CKCTL_3368_USBU_EN (1 << 20)
+#define CKCTL_3368_EPHY_EN (1 << 21)
+
+#define CKCTL_3368_ALL_SAFE_EN (CKCTL_3368_MAC_EN | \
+ CKCTL_3368_TC_EN | \
+ CKCTL_3368_US_TOP_EN | \
+ CKCTL_3368_DS_TOP_EN | \
+ CKCTL_3368_APM_EN | \
+ CKCTL_3368_SPI_EN | \
+ CKCTL_3368_USBS_EN | \
+ CKCTL_3368_BMU_EN | \
+ CKCTL_3368_PCM_EN | \
+ CKCTL_3368_NTP_EN | \
+ CKCTL_3368_ACP_B_EN | \
+ CKCTL_3368_ACP_A_EN | \
+ CKCTL_3368_EMUSB_EN | \
+ CKCTL_3368_USBU_EN)
+
#define CKCTL_6328_PHYMIPS_EN (1 << 0)
#define CKCTL_6328_ADSL_QPROC_EN (1 << 1)
#define CKCTL_6328_ADSL_AFE_EN (1 << 2)
@@ -181,6 +214,7 @@
#define SYS_PLL_SOFT_RESET 0x1
/* Interrupt Mask register */
+#define PERF_IRQMASK_3368_REG 0xc
#define PERF_IRQMASK_6328_REG 0x20
#define PERF_IRQMASK_6338_REG 0xc
#define PERF_IRQMASK_6345_REG 0xc
@@ -190,6 +224,7 @@
#define PERF_IRQMASK_6368_REG 0x20
/* Interrupt Status register */
+#define PERF_IRQSTAT_3368_REG 0x10
#define PERF_IRQSTAT_6328_REG 0x28
#define PERF_IRQSTAT_6338_REG 0x10
#define PERF_IRQSTAT_6345_REG 0x10
@@ -199,6 +234,7 @@
#define PERF_IRQSTAT_6368_REG 0x28
/* External Interrupt Configuration register */
+#define PERF_EXTIRQ_CFG_REG_3368 0x14
#define PERF_EXTIRQ_CFG_REG_6328 0x18
#define PERF_EXTIRQ_CFG_REG_6338 0x14
#define PERF_EXTIRQ_CFG_REG_6345 0x14
@@ -236,6 +272,13 @@
#define PERF_SOFTRESET_6362_REG 0x10
#define PERF_SOFTRESET_6368_REG 0x10
+#define SOFTRESET_3368_SPI_MASK (1 << 0)
+#define SOFTRESET_3368_ENET_MASK (1 << 2)
+#define SOFTRESET_3368_MPI_MASK (1 << 3)
+#define SOFTRESET_3368_EPHY_MASK (1 << 6)
+#define SOFTRESET_3368_USBS_MASK (1 << 11)
+#define SOFTRESET_3368_PCM_MASK (1 << 13)
+
#define SOFTRESET_6328_SPI_MASK (1 << 0)
#define SOFTRESET_6328_EPHY_MASK (1 << 1)
#define SOFTRESET_6328_SAR_MASK (1 << 2)
@@ -1370,7 +1413,7 @@
#define SPI_6348_RX_DATA 0x80
#define SPI_6348_RX_DATA_SIZE 0x3f
-/* BCM 6358/6262/6368 SPI core */
+/* BCM 3368/6358/6262/6368 SPI core */
#define SPI_6358_MSG_CTL 0x00 /* 16-bits register */
#define SPI_6358_MSG_CTL_WIDTH 16
#define SPI_6358_MSG_DATA 0x02
@@ -1511,4 +1554,11 @@
#define PCIE_DEVICE_OFFSET 0x8000
+/*************************************************************************
+ * _REG relative to RSET_OTP
+ *************************************************************************/
+
+#define OTP_USER_BITS_6328_REG(i) (0x20 + (i) * 4)
+#define OTP_6328_REG3_TP1_DISABLED BIT(9)
+
#endif /* BCM63XX_REGS_H_ */
diff --git a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
index d9aee1a833f..b86a0efba66 100644
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -47,6 +47,12 @@ struct board_info {
/* GPIO LEDs */
struct gpio_led leds[5];
+
+ /* External PHY reset GPIO */
+ unsigned int ephy_reset_gpio;
+
+ /* External PHY reset GPIO flags from gpio.h */
+ unsigned long ephy_reset_gpio_flags;
};
#endif /* ! BOARD_BCM963XX_H_ */
diff --git a/arch/mips/include/asm/mach-bcm63xx/ioremap.h b/arch/mips/include/asm/mach-bcm63xx/ioremap.h
index 94e3011ba7d..ff15e3b14e7 100644
--- a/arch/mips/include/asm/mach-bcm63xx/ioremap.h
+++ b/arch/mips/include/asm/mach-bcm63xx/ioremap.h
@@ -11,6 +11,10 @@ static inline phys_t fixup_bigphys_addr(phys_t phys_addr, phys_t size)
static inline int is_bcm63xx_internal_registers(phys_t offset)
{
switch (bcm63xx_get_cpu_id()) {
+ case BCM3368_CPU_ID:
+ if (offset >= 0xfff80000)
+ return 1;
+ break;
case BCM6338_CPU_ID:
case BCM6345_CPU_ID:
case BCM6348_CPU_ID:
diff --git a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h
index be8fb4240ce..47fb247f966 100644
--- a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h
+++ b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h
@@ -13,6 +13,8 @@
#ifndef __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H
#define __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H
+#include <linux/bug.h>
+
struct device;
extern void octeon_pci_dma_init(void);
@@ -21,18 +23,21 @@ static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr,
size_t size)
{
BUG();
+ return 0;
}
static inline dma_addr_t plat_map_dma_mem_page(struct device *dev,
struct page *page)
{
BUG();
+ return 0;
}
static inline unsigned long plat_dma_addr_to_phys(struct device *dev,
dma_addr_t dma_addr)
{
BUG();
+ return 0;
}
static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr,
@@ -44,6 +49,7 @@ static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr,
static inline int plat_dma_supported(struct device *dev, u64 mask)
{
BUG();
+ return 0;
}
static inline void plat_extra_sync_for_device(struct device *dev)
@@ -60,6 +66,7 @@ static inline int plat_dma_mapping_error(struct device *dev,
dma_addr_t dma_addr)
{
BUG();
+ return 0;
}
dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr);
diff --git a/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h b/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h
index 1e7dbb19265..1668ee57acb 100644
--- a/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h
+++ b/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h
@@ -34,15 +34,10 @@
ori v0, CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE
dmtc0 v0, CP0_CVMMEMCTL_REG # Write the cavium mem control register
dmfc0 v0, CP0_CVMCTL_REG # Read the cavium control register
-#ifdef CONFIG_CAVIUM_OCTEON_HW_FIX_UNALIGNED
# Disable unaligned load/store support but leave HW fixup enabled
+ # Needed for octeon specific memcpy
or v0, v0, 0x5001
xor v0, v0, 0x1001
-#else
- # Disable unaligned load/store and HW fixup support
- or v0, v0, 0x5001
- xor v0, v0, 0x5001
-#endif
# Read the processor ID register
mfc0 v1, CP0_PRID_REG
# Disable instruction prefetching (Octeon Pass1 errata)
diff --git a/arch/mips/include/asm/mach-cavium-octeon/spaces.h b/arch/mips/include/asm/mach-cavium-octeon/spaces.h
new file mode 100644
index 00000000000..daa91accf5a
--- /dev/null
+++ b/arch/mips/include/asm/mach-cavium-octeon/spaces.h
@@ -0,0 +1,24 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2012 Cavium, Inc.
+ */
+#ifndef _ASM_MACH_CAVIUM_OCTEON_SPACES_H
+#define _ASM_MACH_CAVIUM_OCTEON_SPACES_H
+
+#include <linux/const.h>
+
+#ifdef CONFIG_64BIT
+/* They are all the same and some OCTEON II cores cannot handle 0xa8.. */
+#define CAC_BASE _AC(0x8000000000000000, UL)
+#define UNCAC_BASE _AC(0x8000000000000000, UL)
+#define IO_BASE _AC(0x8000000000000000, UL)
+
+
+#endif /* CONFIG_64BIT */
+
+#include <asm/mach-generic/spaces.h>
+
+#endif /* _ASM_MACH_CAVIUM_OCTEON_SPACES_H */
diff --git a/arch/mips/include/asm/mach-generic/dma-coherence.h b/arch/mips/include/asm/mach-generic/dma-coherence.h
index fe23034aaf7..74cb99257d5 100644
--- a/arch/mips/include/asm/mach-generic/dma-coherence.h
+++ b/arch/mips/include/asm/mach-generic/dma-coherence.h
@@ -66,4 +66,16 @@ static inline int plat_device_is_coherent(struct device *dev)
#endif
}
+#ifdef CONFIG_SWIOTLB
+static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
+{
+ return paddr;
+}
+
+static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
+{
+ return daddr;
+}
+#endif
+
#endif /* __ASM_MACH_GENERIC_DMA_COHERENCE_H */
diff --git a/arch/mips/include/asm/mach-generic/kernel-entry-init.h b/arch/mips/include/asm/mach-generic/kernel-entry-init.h
index 7e66505fa57..13b0751b010 100644
--- a/arch/mips/include/asm/mach-generic/kernel-entry-init.h
+++ b/arch/mips/include/asm/mach-generic/kernel-entry-init.h
@@ -12,8 +12,8 @@
/* Intentionally empty macro, used in head.S. Override in
* arch/mips/mach-xxx/kernel-entry-init.h when necessary.
*/
-.macro kernel_entry_setup
-.endm
+ .macro kernel_entry_setup
+ .endm
/*
* Do SMP slave processor setup necessary before we can savely execute C code.
diff --git a/arch/mips/include/asm/mach-ip27/kernel-entry-init.h b/arch/mips/include/asm/mach-ip27/kernel-entry-init.h
index a323efb720d..b087cb83da3 100644
--- a/arch/mips/include/asm/mach-ip27/kernel-entry-init.h
+++ b/arch/mips/include/asm/mach-ip27/kernel-entry-init.h
@@ -24,6 +24,53 @@
.endm
/*
+ * TLB bits
+ */
+#define PAGE_GLOBAL (1 << 6)
+#define PAGE_VALID (1 << 7)
+#define PAGE_DIRTY (1 << 8)
+#define CACHE_CACHABLE_COW (5 << 9)
+
+ /*
+ * inputs are the text nasid in t1, data nasid in t2.
+ */
+ .macro MAPPED_KERNEL_SETUP_TLB
+#ifdef CONFIG_MAPPED_KERNEL
+ /*
+ * This needs to read the nasid - assume 0 for now.
+ * Drop in 0xffffffffc0000000 in tlbhi, 0+VG in tlblo_0,
+ * 0+DVG in tlblo_1.
+ */
+ dli t0, 0xffffffffc0000000
+ dmtc0 t0, CP0_ENTRYHI
+ li t0, 0x1c000 # Offset of text into node memory
+ dsll t1, NASID_SHFT # Shift text nasid into place
+ dsll t2, NASID_SHFT # Same for data nasid
+ or t1, t1, t0 # Physical load address of kernel text
+ or t2, t2, t0 # Physical load address of kernel data
+ dsrl t1, 12 # 4K pfn
+ dsrl t2, 12 # 4K pfn
+ dsll t1, 6 # Get pfn into place
+ dsll t2, 6 # Get pfn into place
+ li t0, ((PAGE_GLOBAL | PAGE_VALID | CACHE_CACHABLE_COW) >> 6)
+ or t0, t0, t1
+ mtc0 t0, CP0_ENTRYLO0 # physaddr, VG, cach exlwr
+ li t0, ((PAGE_GLOBAL | PAGE_VALID | PAGE_DIRTY | CACHE_CACHABLE_COW) >> 6)
+ or t0, t0, t2
+ mtc0 t0, CP0_ENTRYLO1 # physaddr, DVG, cach exlwr
+ li t0, 0x1ffe000 # MAPPED_KERN_TLBMASK, TLBPGMASK_16M
+ mtc0 t0, CP0_PAGEMASK
+ li t0, 0 # KMAP_INX
+ mtc0 t0, CP0_INDEX
+ li t0, 1
+ mtc0 t0, CP0_WIRED
+ tlbwi
+#else
+ mtc0 zero, CP0_WIRED
+#endif
+ .endm
+
+/*
* Intentionally empty macro, used in head.S. Override in
* arch/mips/mach-xxx/kernel-entry-init.h when necessary.
*/
diff --git a/arch/mips/include/asm/mach-ip28/spaces.h b/arch/mips/include/asm/mach-ip28/spaces.h
index 5edf05d9dad..5d6a76434d0 100644
--- a/arch/mips/include/asm/mach-ip28/spaces.h
+++ b/arch/mips/include/asm/mach-ip28/spaces.h
@@ -11,11 +11,14 @@
#ifndef _ASM_MACH_IP28_SPACES_H
#define _ASM_MACH_IP28_SPACES_H
-#define CAC_BASE 0xa800000000000000
+#define CAC_BASE _AC(0xa800000000000000, UL)
-#define HIGHMEM_START (~0UL)
+#define HIGHMEM_START (~0UL)
-#define PHYS_OFFSET _AC(0x20000000, UL)
+#define PHYS_OFFSET _AC(0x20000000, UL)
+
+#define UNCAC_BASE _AC(0xc0000000, UL) /* 0xa0000000 + PHYS_OFFSET */
+#define IO_BASE UNCAC_BASE
#include <asm/mach-generic/spaces.h>
diff --git a/arch/mips/include/asm/mach-pmcs-msp71xx/gpio.h b/arch/mips/include/asm/mach-pmcs-msp71xx/gpio.h
deleted file mode 100644
index ebdbab973e4..00000000000
--- a/arch/mips/include/asm/mach-pmcs-msp71xx/gpio.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * include/asm-mips/pmc-sierra/msp71xx/gpio.h
- *
- * 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.
- *
- * @author Patrick Glass <patrickglass@gmail.com>
- */
-
-#ifndef __PMC_MSP71XX_GPIO_H
-#define __PMC_MSP71XX_GPIO_H
-
-/* Max number of gpio's is 28 on chip plus 3 banks of I2C IO Expanders */
-#define ARCH_NR_GPIOS (28 + (3 * 8))
-
-/* new generic GPIO API - see Documentation/gpio.txt */
-#include <asm-generic/gpio.h>
-
-#define gpio_get_value __gpio_get_value
-#define gpio_set_value __gpio_set_value
-#define gpio_cansleep __gpio_cansleep
-
-/* Setup calls for the gpio and gpio extended */
-extern void msp71xx_init_gpio(void);
-extern void msp71xx_init_gpio_extended(void);
-extern int msp71xx_set_output_drive(unsigned gpio, int value);
-
-/* Custom output drive functionss */
-static inline int gpio_set_output_drive(unsigned gpio, int value)
-{
- return msp71xx_set_output_drive(gpio, value);
-}
-
-/* IRQ's are not supported for gpio lines */
-static inline int gpio_to_irq(unsigned gpio)
-{
- return -EINVAL;
-}
-
-static inline int irq_to_gpio(unsigned irq)
-{
- return -EINVAL;
-}
-
-#endif /* __PMC_MSP71XX_GPIO_H */
diff --git a/arch/mips/include/asm/mach-wrppmc/mach-gt64120.h b/arch/mips/include/asm/mach-wrppmc/mach-gt64120.h
deleted file mode 100644
index 00fa3684ac9..00000000000
--- a/arch/mips/include/asm/mach-wrppmc/mach-gt64120.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * This is a direct copy of the ev96100.h file, with a global
- * search and replace. The numbers are the same.
- *
- * The reason I'm duplicating this is so that the 64120/96100
- * defines won't be confusing in the source code.
- */
-#ifndef __ASM_MIPS_GT64120_H
-#define __ASM_MIPS_GT64120_H
-
-/*
- * This is the CPU physical memory map of PPMC Board:
- *
- * 0x00000000-0x03FFFFFF - 64MB SDRAM (SCS[0]#)
- * 0x1C000000-0x1C000000 - LED (CS0)
- * 0x1C800000-0x1C800007 - UART 16550 port (CS1)
- * 0x1F000000-0x1F000000 - MailBox (CS3)
- * 0x1FC00000-0x20000000 - 4MB Flash (BOOT CS)
- */
-
-#define WRPPMC_SDRAM_SCS0_BASE 0x00000000
-#define WRPPMC_SDRAM_SCS0_SIZE 0x04000000
-
-#define WRPPMC_UART16550_BASE 0x1C800000
-#define WRPPMC_UART16550_CLOCK 3686400 /* 3.68MHZ */
-
-#define WRPPMC_LED_BASE 0x1C000000
-#define WRPPMC_MBOX_BASE 0x1F000000
-
-#define WRPPMC_BOOTROM_BASE 0x1FC00000
-#define WRPPMC_BOOTROM_SIZE 0x00400000 /* 4M Flash */
-
-#define WRPPMC_MIPS_TIMER_IRQ 7 /* MIPS compare/count timer interrupt */
-#define WRPPMC_UART16550_IRQ 6
-#define WRPPMC_PCI_INTA_IRQ 3
-
-/*
- * PCI Bus I/O and Memory resources allocation
- *
- * NOTE: We only have PCI_0 hose interface
- */
-#define GT_PCI_MEM_BASE 0x13000000UL
-#define GT_PCI_MEM_SIZE 0x02000000UL
-#define GT_PCI_IO_BASE 0x11000000UL
-#define GT_PCI_IO_SIZE 0x02000000UL
-
-/*
- * PCI interrupts will come in on either the INTA or INTD interrupt lines,
- * which are mapped to the #2 and #5 interrupt pins of the MIPS. On our
- * boards, they all either come in on IntD or they all come in on IntA, they
- * aren't mixed. There can be numerous PCI interrupts, so we keep a list of the
- * "requested" interrupt numbers and go through the list whenever we get an
- * IntA/D.
- *
- * Interrupts < 8 are directly wired to the processor; PCI INTA is 8 and
- * INTD is 11.
- */
-#define GT_TIMER 4
-#define GT_INTA 2
-#define GT_INTD 5
-
-#ifndef __ASSEMBLY__
-
-/*
- * GT64120 internal register space base address
- */
-extern unsigned long gt64120_base;
-
-#define GT64120_BASE (gt64120_base)
-
-/* define WRPPMC_EARLY_DEBUG to enable early output something to UART */
-#undef WRPPMC_EARLY_DEBUG
-
-#ifdef WRPPMC_EARLY_DEBUG
-extern void wrppmc_led_on(int mask);
-extern void wrppmc_led_off(int mask);
-extern void wrppmc_early_printk(const char *fmt, ...);
-#else
-#define wrppmc_early_printk(fmt, ...) do {} while (0)
-#endif /* WRPPMC_EARLY_DEBUG */
-
-#endif /* __ASSEMBLY__ */
-#endif /* __ASM_MIPS_GT64120_H */
diff --git a/arch/mips/include/asm/mach-wrppmc/war.h b/arch/mips/include/asm/mach-wrppmc/war.h
deleted file mode 100644
index e86084c0bd6..00000000000
--- a/arch/mips/include/asm/mach-wrppmc/war.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2002, 2004, 2007 by Ralf Baechle <ralf@linux-mips.org>
- */
-#ifndef __ASM_MIPS_MACH_WRPPMC_WAR_H
-#define __ASM_MIPS_MACH_WRPPMC_WAR_H
-
-#define R4600_V1_INDEX_ICACHEOP_WAR 0
-#define R4600_V1_HIT_CACHEOP_WAR 0
-#define R4600_V2_HIT_CACHEOP_WAR 0
-#define R5432_CP0_INTERRUPT_WAR 0
-#define BCM1250_M3_WAR 0
-#define SIBYTE_1956_WAR 0
-#define MIPS4K_ICACHE_REFILL_WAR 0
-#define MIPS_CACHE_SYNC_WAR 0
-#define TX49XX_ICACHE_INDEX_INV_WAR 0
-#define ICACHE_REFILLS_WORKAROUND_WAR 1
-#define R10000_LLSC_WAR 0
-#define MIPS34K_MISSED_ITLB_WAR 0
-
-#endif /* __ASM_MIPS_MACH_WRPPMC_WAR_H */
diff --git a/arch/mips/include/asm/mips-boards/generic.h b/arch/mips/include/asm/mips-boards/generic.h
index bd9746fbe4a..48616816bcb 100644
--- a/arch/mips/include/asm/mips-boards/generic.h
+++ b/arch/mips/include/asm/mips-boards/generic.h
@@ -24,12 +24,6 @@
#define ASCII_DISPLAY_POS_BASE 0x1f000418
/*
- * Reset register.
- */
-#define SOFTRES_REG 0x1f000500
-#define GORESET 0x42
-
-/*
* Revision register.
*/
#define MIPS_REVISION_REG 0x1fc00010
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index 87e6207b05e..fed1c3e9b48 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -596,7 +596,7 @@
#define MIPS_CONF3_RXI (_ULCAST_(1) << 12)
#define MIPS_CONF3_ULRI (_ULCAST_(1) << 13)
#define MIPS_CONF3_ISA (_ULCAST_(3) << 14)
-#define MIPS_CONF3_ISA_OE (_ULCAST_(3) << 16)
+#define MIPS_CONF3_ISA_OE (_ULCAST_(1) << 16)
#define MIPS_CONF3_VZ (_ULCAST_(1) << 23)
#define MIPS_CONF4_MMUSIZEEXT (_ULCAST_(255) << 0)
diff --git a/arch/mips/include/asm/mmu_context.h b/arch/mips/include/asm/mmu_context.h
index 516e6e9a559..3b29079b542 100644
--- a/arch/mips/include/asm/mmu_context.h
+++ b/arch/mips/include/asm/mmu_context.h
@@ -28,11 +28,7 @@
#define TLBMISS_HANDLER_SETUP_PGD(pgd) \
do { \
- void (*tlbmiss_handler_setup_pgd)(unsigned long); \
- extern u32 tlbmiss_handler_setup_pgd_array[16]; \
- \
- tlbmiss_handler_setup_pgd = \
- (__typeof__(tlbmiss_handler_setup_pgd)) tlbmiss_handler_setup_pgd_array; \
+ extern void tlbmiss_handler_setup_pgd(unsigned long); \
tlbmiss_handler_setup_pgd((unsigned long)(pgd)); \
} while (0)
diff --git a/arch/mips/include/asm/netlogic/common.h b/arch/mips/include/asm/netlogic/common.h
index aef560a51a7..bb68c3398c8 100644
--- a/arch/mips/include/asm/netlogic/common.h
+++ b/arch/mips/include/asm/netlogic/common.h
@@ -39,11 +39,17 @@
* Common SMP definitions
*/
#define RESET_VEC_PHYS 0x1fc00000
+#define RESET_VEC_SIZE 8192 /* 8KB reset code and data */
#define RESET_DATA_PHYS (RESET_VEC_PHYS + (1<<10))
+
+/* Offsets of parameters in the RESET_DATA_PHYS area */
#define BOOT_THREAD_MODE 0
#define BOOT_NMI_LOCK 4
#define BOOT_NMI_HANDLER 8
+/* CPU ready flags for each CPU */
+#define BOOT_CPU_READY 2048
+
#ifndef __ASSEMBLY__
#include <linux/cpumask.h>
#include <linux/spinlock.h>
@@ -59,23 +65,32 @@ int nlm_wakeup_secondary_cpus(void);
void nlm_rmiboot_preboot(void);
void nlm_percpu_init(int hwcpuid);
+static inline void *
+nlm_get_boot_data(int offset)
+{
+ return (void *)(CKSEG1ADDR(RESET_DATA_PHYS) + offset);
+}
+
static inline void
nlm_set_nmi_handler(void *handler)
{
- char *reset_data;
+ void *nmih = nlm_get_boot_data(BOOT_NMI_HANDLER);
- reset_data = (char *)CKSEG1ADDR(RESET_DATA_PHYS);
- *(int64_t *)(reset_data + BOOT_NMI_HANDLER) = (long)handler;
+ *(int64_t *)nmih = (long)handler;
}
/*
* Misc.
*/
+void nlm_init_boot_cpu(void);
unsigned int nlm_get_cpu_frequency(void);
void nlm_node_init(int node);
extern struct plat_smp_ops nlm_smp_ops;
extern char nlm_reset_entry[], nlm_reset_entry_end[];
+/* SWIOTLB */
+extern struct dma_map_ops nlm_swiotlb_dma_ops;
+
extern unsigned int nlm_threads_per_core;
extern cpumask_t nlm_cpumask;
diff --git a/arch/mips/include/asm/netlogic/xlp-hal/pic.h b/arch/mips/include/asm/netlogic/xlp-hal/pic.h
index a981f4681a1..4b5108dfaa1 100644
--- a/arch/mips/include/asm/netlogic/xlp-hal/pic.h
+++ b/arch/mips/include/asm/netlogic/xlp-hal/pic.h
@@ -315,7 +315,7 @@ nlm_pic_send_ipi(uint64_t base, int hwt, int irq, int nmi)
{
uint64_t ipi;
- ipi = (nmi << 31) | (irq << 20);
+ ipi = ((uint64_t)nmi << 31) | (irq << 20);
ipi |= ((hwt >> 4) << 16) | (1 << (hwt & 0xf)); /* cpuset and mask */
nlm_write_pic_reg(base, PIC_IPI_CTL, ipi);
}
diff --git a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
index 7e47209327a..f4ea0f7f396 100644
--- a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
+++ b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
@@ -59,6 +59,7 @@ void xlp_wakeup_secondary_cpus(void);
void xlp_mmu_init(void);
void nlm_hal_init(void);
+void *xlp_dt_init(void *fdtp);
#endif /* !__ASSEMBLY__ */
#endif /* _ASM_NLM_XLP_H */
diff --git a/arch/mips/include/asm/netlogic/xlr/fmn.h b/arch/mips/include/asm/netlogic/xlr/fmn.h
index 2a78929cef7..5604db3d183 100644
--- a/arch/mips/include/asm/netlogic/xlr/fmn.h
+++ b/arch/mips/include/asm/netlogic/xlr/fmn.h
@@ -175,6 +175,10 @@
#define nlm_write_c2_cc14(s, v) __write_32bit_c2_register($30, s, v)
#define nlm_write_c2_cc15(s, v) __write_32bit_c2_register($31, s, v)
+#define nlm_read_c2_status0() __read_32bit_c2_register($2, 0)
+#define nlm_write_c2_status0(v) __write_32bit_c2_register($2, 0, v)
+#define nlm_read_c2_status1() __read_32bit_c2_register($2, 1)
+#define nlm_write_c2_status1(v) __write_32bit_c2_register($2, 1, v)
#define nlm_read_c2_status(sel) __read_32bit_c2_register($2, 0)
#define nlm_read_c2_config() __read_32bit_c2_register($3, 0)
#define nlm_write_c2_config(v) __write_32bit_c2_register($3, 0, v)
@@ -237,7 +241,7 @@ static inline void nlm_msgwait(unsigned int mask)
/*
* Disable interrupts and enable COP2 access
*/
-static inline uint32_t nlm_cop2_enable(void)
+static inline uint32_t nlm_cop2_enable_irqsave(void)
{
uint32_t sr = read_c0_status();
@@ -245,7 +249,7 @@ static inline uint32_t nlm_cop2_enable(void)
return sr;
}
-static inline void nlm_cop2_restore(uint32_t sr)
+static inline void nlm_cop2_disable_irqrestore(uint32_t sr)
{
write_c0_status(sr);
}
@@ -296,7 +300,7 @@ static inline int nlm_fmn_send(unsigned int size, unsigned int code,
*/
for (i = 0; i < 8; i++) {
nlm_msgsnd(dest);
- status = nlm_read_c2_status(0);
+ status = nlm_read_c2_status0();
if ((status & 0x2) == 1)
pr_info("Send pending fail!\n");
if ((status & 0x4) == 0)
@@ -316,7 +320,7 @@ static inline int nlm_fmn_receive(int bucket, int *size, int *code, int *stid,
/* wait for load pending to clear */
do {
- status = nlm_read_c2_status(1);
+ status = nlm_read_c2_status0();
} while ((status & 0x08) != 0);
/* receive error bits */
diff --git a/arch/mips/include/asm/octeon/cvmx-bootinfo.h b/arch/mips/include/asm/octeon/cvmx-bootinfo.h
index 284fa8d773b..7b7818d1e4d 100644
--- a/arch/mips/include/asm/octeon/cvmx-bootinfo.h
+++ b/arch/mips/include/asm/octeon/cvmx-bootinfo.h
@@ -227,6 +227,7 @@ enum cvmx_board_types_enum {
* use any numbers in this range.
*/
CVMX_BOARD_TYPE_CUST_PRIVATE_MIN = 20001,
+ CVMX_BOARD_TYPE_UBNT_E100 = 20002,
CVMX_BOARD_TYPE_CUST_PRIVATE_MAX = 30000,
/* The remaining range is reserved for future use. */
@@ -325,6 +326,7 @@ static inline const char *cvmx_board_type_to_string(enum
/* Customer private range */
ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MIN)
+ ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E100)
ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MAX)
}
return "Unsupported Board";
diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h
index f59552fae91..f6be4741f7e 100644
--- a/arch/mips/include/asm/page.h
+++ b/arch/mips/include/asm/page.h
@@ -205,10 +205,8 @@ extern int __virt_addr_valid(const volatile void *kaddr);
#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \
VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + UNCAC_BASE + \
- PHYS_OFFSET)
-#define CAC_ADDR(addr) ((addr) - UNCAC_BASE + PAGE_OFFSET - \
- PHYS_OFFSET)
+#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + UNCAC_BASE)
+#define CAC_ADDR(addr) ((addr) - UNCAC_BASE + PAGE_OFFSET)
#include <asm-generic/memory_model.h>
#include <asm-generic/getorder.h>
diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h
index b8e24fd4cbc..fa8e0aa250c 100644
--- a/arch/mips/include/asm/pci.h
+++ b/arch/mips/include/asm/pci.h
@@ -52,7 +52,6 @@ struct pci_controller {
/*
* Used by boards to register their PCI busses before the actual scanning.
*/
-extern struct pci_controller * alloc_pci_controller(void);
extern void register_pci_controller(struct pci_controller *hose);
/*
diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h
index 1470b7b68b0..3605b844ad8 100644
--- a/arch/mips/include/asm/processor.h
+++ b/arch/mips/include/asm/processor.h
@@ -137,7 +137,7 @@ union mips_watch_reg_state {
struct mips3264_watch_reg_state mips3264;
};
-#ifdef CONFIG_CPU_CAVIUM_OCTEON
+#if defined(CONFIG_CPU_CAVIUM_OCTEON)
struct octeon_cop2_state {
/* DMFC2 rt, 0x0201 */
@@ -182,13 +182,26 @@ struct octeon_cop2_state {
/* DMFC2 rt, 0x025A; DMFC2 rt, 0x025B - Pass2 */
unsigned long cop2_gfm_result[2];
};
-#define INIT_OCTEON_COP2 {0,}
+#define COP2_INIT \
+ .cp2 = {0,},
struct octeon_cvmseg_state {
unsigned long cvmseg[CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE]
[cpu_dcache_line_size() / sizeof(unsigned long)];
};
+#elif defined(CONFIG_CPU_XLP)
+struct nlm_cop2_state {
+ u64 rx[4];
+ u64 tx[4];
+ u32 tx_msg_status;
+ u32 rx_msg_status;
+};
+
+#define COP2_INIT \
+ .cp2 = {{0}, {0}, 0, 0},
+#else
+#define COP2_INIT
#endif
typedef struct {
@@ -231,8 +244,11 @@ struct thread_struct {
unsigned long cp0_baduaddr; /* Last kernel fault accessing USEG */
unsigned long error_code;
#ifdef CONFIG_CPU_CAVIUM_OCTEON
- struct octeon_cop2_state cp2 __attribute__ ((__aligned__(128)));
- struct octeon_cvmseg_state cvmseg __attribute__ ((__aligned__(128)));
+ struct octeon_cop2_state cp2 __attribute__ ((__aligned__(128)));
+ struct octeon_cvmseg_state cvmseg __attribute__ ((__aligned__(128)));
+#endif
+#ifdef CONFIG_CPU_XLP
+ struct nlm_cop2_state cp2;
#endif
struct mips_abi *abi;
};
@@ -245,13 +261,6 @@ struct thread_struct {
#define FPAFF_INIT
#endif /* CONFIG_MIPS_MT_FPAFF */
-#ifdef CONFIG_CPU_CAVIUM_OCTEON
-#define OCTEON_INIT \
- .cp2 = INIT_OCTEON_COP2,
-#else
-#define OCTEON_INIT
-#endif /* CONFIG_CPU_CAVIUM_OCTEON */
-
#define INIT_THREAD { \
/* \
* Saved main processor registers \
@@ -300,9 +309,9 @@ struct thread_struct {
.cp0_baduaddr = 0, \
.error_code = 0, \
/* \
- * Cavium Octeon specifics (null if not Octeon) \
+ * Platform specific cop2 registers(null if no COP2) \
*/ \
- OCTEON_INIT \
+ COP2_INIT \
}
struct task_struct;
diff --git a/arch/mips/include/asm/stackframe.h b/arch/mips/include/asm/stackframe.h
index a89d1b10d02..23fc95e6567 100644
--- a/arch/mips/include/asm/stackframe.h
+++ b/arch/mips/include/asm/stackframe.h
@@ -70,6 +70,14 @@
#ifndef CONFIG_CPU_HAS_SMARTMIPS
LONG_S v1, PT_LO(sp)
#endif
+#ifdef CONFIG_CPU_CAVIUM_OCTEON
+ /*
+ * The Octeon multiplier state is affected by general
+ * multiply instructions. It must be saved before and
+ * kernel code might corrupt it
+ */
+ jal octeon_mult_save
+#endif
.endm
.macro SAVE_STATIC
@@ -218,17 +226,8 @@
ori $28, sp, _THREAD_MASK
xori $28, _THREAD_MASK
#ifdef CONFIG_CPU_CAVIUM_OCTEON
- .set mips64
- pref 0, 0($28) /* Prefetch the current pointer */
- pref 0, PT_R31(sp) /* Prefetch the $31(ra) */
- /* The Octeon multiplier state is affected by general multiply
- instructions. It must be saved before and kernel code might
- corrupt it */
- jal octeon_mult_save
- LONG_L v1, 0($28) /* Load the current pointer */
- /* Restore $31(ra) that was changed by the jal */
- LONG_L ra, PT_R31(sp)
- pref 0, 0(v1) /* Prefetch the current thread */
+ .set mips64
+ pref 0, 0($28) /* Prefetch the current pointer */
#endif
.set pop
.endm
@@ -248,6 +247,10 @@
.endm
.macro RESTORE_TEMP
+#ifdef CONFIG_CPU_CAVIUM_OCTEON
+ /* Restore the Octeon multiplier state */
+ jal octeon_mult_restore
+#endif
#ifdef CONFIG_CPU_HAS_SMARTMIPS
LONG_L $24, PT_ACX(sp)
mtlhx $24
@@ -360,10 +363,6 @@
DVPE 5 # dvpe a1
jal mips_ihb
#endif /* CONFIG_MIPS_MT_SMTC */
-#ifdef CONFIG_CPU_CAVIUM_OCTEON
- /* Restore the Octeon multiplier state */
- jal octeon_mult_restore
-#endif
mfc0 a0, CP0_STATUS
ori a0, STATMASK
xori a0, STATMASK
diff --git a/arch/mips/include/asm/stackprotector.h b/arch/mips/include/asm/stackprotector.h
new file mode 100644
index 00000000000..eb9b1035e92
--- /dev/null
+++ b/arch/mips/include/asm/stackprotector.h
@@ -0,0 +1,40 @@
+/*
+ * GCC stack protector support.
+ *
+ * (This is directly adopted from the ARM implementation)
+ *
+ * Stack protector works by putting predefined pattern at the start of
+ * the stack frame and verifying that it hasn't been overwritten when
+ * returning from the function. The pattern is called stack canary
+ * and gcc expects it to be defined by a global variable called
+ * "__stack_chk_guard" on MIPS. This unfortunately means that on SMP
+ * we cannot have a different canary value per task.
+ */
+
+#ifndef _ASM_STACKPROTECTOR_H
+#define _ASM_STACKPROTECTOR_H 1
+
+#include <linux/random.h>
+#include <linux/version.h>
+
+extern unsigned long __stack_chk_guard;
+
+/*
+ * Initialize the stackprotector canary value.
+ *
+ * NOTE: this must only be called from functions that never return,
+ * and it must always be inlined.
+ */
+static __always_inline void boot_init_stack_canary(void)
+{
+ unsigned long canary;
+
+ /* Try to get a semi random initial value. */
+ get_random_bytes(&canary, sizeof(canary));
+ canary ^= LINUX_VERSION_CODE;
+
+ current->stack_canary = canary;
+ __stack_chk_guard = current->stack_canary;
+}
+
+#endif /* _ASM_STACKPROTECTOR_H */
diff --git a/arch/mips/include/asm/switch_to.h b/arch/mips/include/asm/switch_to.h
index fd16bcb6c31..eb0af15ac65 100644
--- a/arch/mips/include/asm/switch_to.h
+++ b/arch/mips/include/asm/switch_to.h
@@ -15,6 +15,7 @@
#include <asm/cpu-features.h>
#include <asm/watch.h>
#include <asm/dsp.h>
+#include <asm/cop2.h>
struct task_struct;
@@ -66,10 +67,18 @@ do { \
#define switch_to(prev, next, last) \
do { \
- u32 __usedfpu; \
+ u32 __usedfpu, __c0_stat; \
__mips_mt_fpaff_switch_to(prev); \
if (cpu_has_dsp) \
__save_dsp(prev); \
+ if (cop2_present && (KSTK_STATUS(prev) & ST0_CU2)) { \
+ if (cop2_lazy_restore) \
+ KSTK_STATUS(prev) &= ~ST0_CU2; \
+ __c0_stat = read_c0_status(); \
+ write_c0_status(__c0_stat | ST0_CU2); \
+ cop2_save(&prev->thread.cp2); \
+ write_c0_status(__c0_stat & ~ST0_CU2); \
+ } \
__clear_software_ll_bit(); \
__usedfpu = test_and_clear_tsk_thread_flag(prev, TIF_USEDFPU); \
(last) = resume(prev, next, task_thread_info(next), __usedfpu); \
@@ -77,6 +86,14 @@ do { \
#define finish_arch_switch(prev) \
do { \
+ u32 __c0_stat; \
+ if (cop2_present && !cop2_lazy_restore && \
+ (KSTK_STATUS(current) & ST0_CU2)) { \
+ __c0_stat = read_c0_status(); \
+ write_c0_status(__c0_stat | ST0_CU2); \
+ cop2_restore(&current->thread.cp2); \
+ write_c0_status(__c0_stat & ~ST0_CU2); \
+ } \
if (cpu_has_dsp) \
__restore_dsp(current); \
if (cpu_has_userlocal) \
diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h
index 895320e2566..61215a34acc 100644
--- a/arch/mips/include/asm/thread_info.h
+++ b/arch/mips/include/asm/thread_info.h
@@ -109,6 +109,7 @@ static inline struct thread_info *current_thread_info(void)
#define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal() */
#define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */
#define TIF_MEMDIE 18 /* is terminating due to OOM killer */
+#define TIF_NOHZ 19 /* in adaptive nohz mode */
#define TIF_FIXADE 20 /* Fix address errors in software */
#define TIF_LOGADE 21 /* Log address errors to syslog */
#define TIF_32BIT_REGS 22 /* also implies 16/32 fprs */
@@ -124,6 +125,7 @@ static inline struct thread_info *current_thread_info(void)
#define _TIF_SECCOMP (1<<TIF_SECCOMP)
#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME)
#define _TIF_USEDFPU (1<<TIF_USEDFPU)
+#define _TIF_NOHZ (1<<TIF_NOHZ)
#define _TIF_FIXADE (1<<TIF_FIXADE)
#define _TIF_LOGADE (1<<TIF_LOGADE)
#define _TIF_32BIT_REGS (1<<TIF_32BIT_REGS)
@@ -131,14 +133,19 @@ static inline struct thread_info *current_thread_info(void)
#define _TIF_FPUBOUND (1<<TIF_FPUBOUND)
#define _TIF_LOAD_WATCH (1<<TIF_LOAD_WATCH)
+#define _TIF_WORK_SYSCALL_ENTRY (_TIF_NOHZ | _TIF_SYSCALL_TRACE | \
+ _TIF_SYSCALL_AUDIT)
+
/* work to do in syscall_trace_leave() */
-#define _TIF_WORK_SYSCALL_EXIT (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT)
+#define _TIF_WORK_SYSCALL_EXIT (_TIF_NOHZ | _TIF_SYSCALL_TRACE | \
+ _TIF_SYSCALL_AUDIT)
/* work to do on interrupt/exception return */
#define _TIF_WORK_MASK \
(_TIF_SIGPENDING | _TIF_NEED_RESCHED | _TIF_NOTIFY_RESUME)
/* work to do on any return to u-space */
-#define _TIF_ALLWORK_MASK (_TIF_WORK_MASK | _TIF_WORK_SYSCALL_EXIT)
+#define _TIF_ALLWORK_MASK (_TIF_NOHZ | _TIF_WORK_MASK | \
+ _TIF_WORK_SYSCALL_EXIT)
#endif /* __KERNEL__ */
diff --git a/arch/mips/include/asm/xtalk/xtalk.h b/arch/mips/include/asm/xtalk/xtalk.h
index 680e7efebba..26d2ed1fa91 100644
--- a/arch/mips/include/asm/xtalk/xtalk.h
+++ b/arch/mips/include/asm/xtalk/xtalk.h
@@ -47,6 +47,15 @@ typedef struct xtalk_piomap_s *xtalk_piomap_t;
#define XIO_PORT(x) ((xwidgetnum_t)(((x)&XIO_PORT_BITS) >> XIO_PORT_SHIFT))
#define XIO_PACK(p, o) ((((uint64_t)(p))<<XIO_PORT_SHIFT) | ((o)&XIO_ADDR_BITS))
+#ifdef CONFIG_PCI
+extern int bridge_probe(nasid_t nasid, int widget, int masterwid);
+#else
+static inline int bridge_probe(nasid_t nasid, int widget, int masterwid)
+{
+ return 0;
+}
+#endif
+
#endif /* !__ASSEMBLY__ */
#endif /* _ASM_XTALK_XTALK_H */