diff options
Diffstat (limited to 'arch/arm/include/asm/mach')
| -rw-r--r-- | arch/arm/include/asm/mach/arch.h | 72 | ||||
| -rw-r--r-- | arch/arm/include/asm/mach/irq.h | 6 | ||||
| -rw-r--r-- | arch/arm/include/asm/mach/map.h | 40 | ||||
| -rw-r--r-- | arch/arm/include/asm/mach/pci.h | 65 | ||||
| -rw-r--r-- | arch/arm/include/asm/mach/serial_at91.h | 33 | ||||
| -rw-r--r-- | arch/arm/include/asm/mach/serial_sa1100.h | 31 | ||||
| -rw-r--r-- | arch/arm/include/asm/mach/time.h | 39 | ||||
| -rw-r--r-- | arch/arm/include/asm/mach/udc_pxa2xx.h | 28 |
8 files changed, 139 insertions, 175 deletions
diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index d97a964207f..0406cb3f1af 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -8,41 +8,76 @@ * published by the Free Software Foundation. */ +#include <linux/types.h> + #ifndef __ASSEMBLY__ +#include <linux/reboot.h> struct tag; -struct meminfo; -struct sys_timer; +struct pt_regs; +struct smp_operations; +#ifdef CONFIG_SMP +#define smp_ops(ops) (&(ops)) +#define smp_init_ops(ops) (&(ops)) +#else +#define smp_ops(ops) (struct smp_operations *)NULL +#define smp_init_ops(ops) (bool (*)(void))NULL +#endif struct machine_desc { - /* - * Note! The first two elements are used - * by assembler code in head.S, head-common.S - */ unsigned int nr; /* architecture number */ const char *name; /* architecture name */ - unsigned long boot_params; /* tagged list */ + unsigned long atag_offset; /* tagged list (relative) */ + const char *const *dt_compat; /* array of device tree + * 'compatible' strings */ unsigned int nr_irqs; /* number of IRQs */ +#ifdef CONFIG_ZONE_DMA + phys_addr_t dma_zone_size; /* size of DMA-able area */ +#endif + unsigned int video_start; /* start of video RAM */ unsigned int video_end; /* end of video RAM */ - unsigned int reserve_lp0 :1; /* never has lp0 */ - unsigned int reserve_lp1 :1; /* never has lp1 */ - unsigned int reserve_lp2 :1; /* never has lp2 */ - unsigned int soft_reboot :1; /* soft reboot */ - void (*fixup)(struct machine_desc *, - struct tag *, char **, - struct meminfo *); + unsigned char reserve_lp0 :1; /* never has lp0 */ + unsigned char reserve_lp1 :1; /* never has lp1 */ + unsigned char reserve_lp2 :1; /* never has lp2 */ + enum reboot_mode reboot_mode; /* default restart mode */ + unsigned l2c_aux_val; /* L2 cache aux value */ + unsigned l2c_aux_mask; /* L2 cache aux mask */ + void (*l2c_write_sec)(unsigned long, unsigned); + struct smp_operations *smp; /* SMP operations */ + bool (*smp_init)(void); + void (*fixup)(struct tag *, char **); + void (*dt_fixup)(void); + void (*init_meminfo)(void); void (*reserve)(void);/* reserve mem blocks */ void (*map_io)(void);/* IO mapping function */ + void (*init_early)(void); void (*init_irq)(void); - struct sys_timer *timer; /* system tick timer */ + void (*init_time)(void); void (*init_machine)(void); + void (*init_late)(void); +#ifdef CONFIG_MULTI_IRQ_HANDLER + void (*handle_irq)(struct pt_regs *); +#endif + void (*restart)(enum reboot_mode, const char *); }; /* + * Current machine - only accessible during boot. + */ +extern const struct machine_desc *machine_desc; + +/* + * Machine type table - also only accessible during boot + */ +extern const struct machine_desc __arch_info_begin[], __arch_info_end[]; +#define for_each_machine_desc(p) \ + for (p = __arch_info_begin; p < __arch_info_end; p++) + +/* * Set of macros to define architecture features. This is built into * a table by the linker. */ @@ -56,4 +91,11 @@ static const struct machine_desc __mach_desc_##_type \ #define MACHINE_END \ }; +#define DT_MACHINE_START(_name, _namestr) \ +static const struct machine_desc __mach_desc_##_name \ + __used \ + __attribute__((__section__(".arch.info.init"))) = { \ + .nr = ~0, \ + .name = _namestr, + #endif diff --git a/arch/arm/include/asm/mach/irq.h b/arch/arm/include/asm/mach/irq.h index ce3eee9fe26..2092ee1e130 100644 --- a/arch/arm/include/asm/mach/irq.h +++ b/arch/arm/include/asm/mach/irq.h @@ -17,10 +17,8 @@ struct seq_file; /* * This is internal. Do not use it. */ -extern unsigned int arch_nr_irqs; -extern void (*init_arch_irq)(void); -extern void init_FIQ(void); -extern int show_fiq_list(struct seq_file *, void *); +extern void init_FIQ(int); +extern int show_fiq_list(struct seq_file *, int); /* * This is for easy migration, but should be changed in the source diff --git a/arch/arm/include/asm/mach/map.h b/arch/arm/include/asm/mach/map.h index d2fedb5aeb1..f98c7f32c9c 100644 --- a/arch/arm/include/asm/mach/map.h +++ b/arch/arm/include/asm/mach/map.h @@ -9,6 +9,9 @@ * * Page table mapping constructs and function prototypes */ +#ifndef __ASM_MACH_MAP_H +#define __ASM_MACH_MAP_H + #include <asm/io.h> struct map_desc { @@ -19,19 +22,33 @@ struct map_desc { }; /* types 0-3 are defined in asm/io.h */ -#define MT_UNCACHED 4 -#define MT_CACHECLEAN 5 -#define MT_MINICLEAN 6 -#define MT_LOW_VECTORS 7 -#define MT_HIGH_VECTORS 8 -#define MT_MEMORY 9 -#define MT_ROM 10 -#define MT_MEMORY_NONCACHED 11 -#define MT_MEMORY_DTCM 12 -#define MT_MEMORY_ITCM 13 +enum { + MT_UNCACHED = 4, + MT_CACHECLEAN, + MT_MINICLEAN, + MT_LOW_VECTORS, + MT_HIGH_VECTORS, + MT_MEMORY_RWX, + MT_MEMORY_RW, + MT_ROM, + MT_MEMORY_RWX_NONCACHED, + MT_MEMORY_RW_DTCM, + MT_MEMORY_RWX_ITCM, + MT_MEMORY_RW_SO, + MT_MEMORY_DMA_READY, +}; #ifdef CONFIG_MMU extern void iotable_init(struct map_desc *, int); +extern void vm_reserve_area_early(unsigned long addr, unsigned long size, + void *caller); + +#ifdef CONFIG_DEBUG_LL +extern void debug_ll_addr(unsigned long *paddr, unsigned long *vaddr); +extern void debug_ll_io_init(void); +#else +static inline void debug_ll_io_init(void) {} +#endif struct mem_type; extern const struct mem_type *get_mem_type(unsigned int type); @@ -42,4 +59,7 @@ extern int ioremap_page(unsigned long virt, unsigned long phys, const struct mem_type *mtype); #else #define iotable_init(map,num) do { } while (0) +#define vm_reserve_area_early(a,s,c) do { } while (0) +#endif + #endif diff --git a/arch/arm/include/asm/mach/pci.h b/arch/arm/include/asm/mach/pci.h index 16330bd0657..7fc42784bec 100644 --- a/arch/arm/include/asm/mach/pci.h +++ b/arch/arm/include/asm/mach/pci.h @@ -11,21 +11,33 @@ #ifndef __ASM_MACH_PCI_H #define __ASM_MACH_PCI_H +#include <linux/ioport.h> + struct pci_sys_data; +struct pci_ops; struct pci_bus; +struct device; struct hw_pci { #ifdef CONFIG_PCI_DOMAINS int domain; #endif - struct list_head buses; + struct pci_ops *ops; int nr_controllers; + void **private_data; int (*setup)(int nr, struct pci_sys_data *); struct pci_bus *(*scan)(int nr, struct pci_sys_data *); void (*preinit)(void); void (*postinit)(void); u8 (*swizzle)(struct pci_dev *dev, u8 *pin); - int (*map_irq)(struct pci_dev *dev, u8 slot, u8 pin); + int (*map_irq)(const struct pci_dev *dev, u8 slot, u8 pin); + resource_size_t (*align_resource)(struct pci_dev *dev, + const struct resource *res, + resource_size_t start, + resource_size_t size, + resource_size_t align); + void (*add_bus)(struct pci_bus *bus); + void (*remove_bus)(struct pci_bus *bus); }; /* @@ -40,45 +52,58 @@ struct pci_sys_data { u64 mem_offset; /* bus->cpu memory mapping offset */ unsigned long io_offset; /* bus->cpu IO mapping offset */ struct pci_bus *bus; /* PCI bus */ - struct resource *resource[3]; /* Primary PCI bus resources */ + struct list_head resources; /* root bus resources (apertures) */ + struct resource io_res; + char io_res_name[12]; /* Bridge swizzling */ u8 (*swizzle)(struct pci_dev *, u8 *); /* IRQ mapping */ - int (*map_irq)(struct pci_dev *, u8, u8); - struct hw_pci *hw; + int (*map_irq)(const struct pci_dev *, u8, u8); + /* Resource alignement requirements */ + resource_size_t (*align_resource)(struct pci_dev *dev, + const struct resource *res, + resource_size_t start, + resource_size_t size, + resource_size_t align); + void (*add_bus)(struct pci_bus *bus); + void (*remove_bus)(struct pci_bus *bus); void *private_data; /* platform controller private data */ }; /* - * This is the standard PCI-PCI bridge swizzling algorithm. + * Call this with your hw_pci struct to initialise the PCI system. */ -#define pci_std_swizzle pci_common_swizzle +void pci_common_init_dev(struct device *, struct hw_pci *); /* - * Call this with your hw_pci struct to initialise the PCI system. + * Compatibility wrapper for older platforms that do not care about + * passing the parent device. */ -void pci_common_init(struct hw_pci *); +static inline void pci_common_init(struct hw_pci *hw) +{ + pci_common_init_dev(NULL, hw); +} + +/* + * Setup early fixed I/O mapping. + */ +#if defined(CONFIG_PCI) +extern void pci_map_io_early(unsigned long pfn); +#else +static inline void pci_map_io_early(unsigned long pfn) {} +#endif /* * PCI controllers */ +extern struct pci_ops iop3xx_ops; extern int iop3xx_pci_setup(int nr, struct pci_sys_data *); -extern struct pci_bus *iop3xx_pci_scan_bus(int nr, struct pci_sys_data *); extern void iop3xx_pci_preinit(void); extern void iop3xx_pci_preinit_cond(void); +extern struct pci_ops dc21285_ops; extern int dc21285_setup(int nr, struct pci_sys_data *); -extern struct pci_bus *dc21285_scan_bus(int nr, struct pci_sys_data *); extern void dc21285_preinit(void); extern void dc21285_postinit(void); -extern int via82c505_setup(int nr, struct pci_sys_data *); -extern struct pci_bus *via82c505_scan_bus(int nr, struct pci_sys_data *); -extern void via82c505_init(void *sysdata); - -extern int pci_v3_setup(int nr, struct pci_sys_data *); -extern struct pci_bus *pci_v3_scan_bus(int nr, struct pci_sys_data *); -extern void pci_v3_preinit(void); -extern void pci_v3_postinit(void); - #endif /* __ASM_MACH_PCI_H */ diff --git a/arch/arm/include/asm/mach/serial_at91.h b/arch/arm/include/asm/mach/serial_at91.h deleted file mode 100644 index ea6d063923b..00000000000 --- a/arch/arm/include/asm/mach/serial_at91.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * arch/arm/include/asm/mach/serial_at91.h - * - * Based on serial_sa1100.h by Nicolas Pitre - * - * Copyright (C) 2002 ATMEL Rousset - * - * Low level machine dependent UART functions. - */ - -struct uart_port; - -/* - * This is a temporary structure for registering these - * functions; it is intended to be discarded after boot. - */ -struct atmel_port_fns { - void (*set_mctrl)(struct uart_port *, u_int); - u_int (*get_mctrl)(struct uart_port *); - void (*enable_ms)(struct uart_port *); - void (*pm)(struct uart_port *, u_int, u_int); - int (*set_wake)(struct uart_port *, u_int); - int (*open)(struct uart_port *); - void (*close)(struct uart_port *); -}; - -#if defined(CONFIG_SERIAL_ATMEL) -void atmel_register_uart_fns(struct atmel_port_fns *fns); -#else -#define atmel_register_uart_fns(fns) do { } while (0) -#endif - - diff --git a/arch/arm/include/asm/mach/serial_sa1100.h b/arch/arm/include/asm/mach/serial_sa1100.h deleted file mode 100644 index d09064bf95a..00000000000 --- a/arch/arm/include/asm/mach/serial_sa1100.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * arch/arm/include/asm/mach/serial_sa1100.h - * - * Author: Nicolas Pitre - * - * Moved and changed lots, Russell King - * - * Low level machine dependent UART functions. - */ - -struct uart_port; -struct uart_info; - -/* - * This is a temporary structure for registering these - * functions; it is intended to be discarded after boot. - */ -struct sa1100_port_fns { - void (*set_mctrl)(struct uart_port *, u_int); - u_int (*get_mctrl)(struct uart_port *); - void (*pm)(struct uart_port *, u_int, u_int); - int (*set_wake)(struct uart_port *, u_int); -}; - -#ifdef CONFIG_SERIAL_SA1100 -void sa1100_register_uart_fns(struct sa1100_port_fns *fns); -void sa1100_register_uart(int idx, int port); -#else -#define sa1100_register_uart_fns(fns) do { } while (0) -#define sa1100_register_uart(idx,port) do { } while (0) -#endif diff --git a/arch/arm/include/asm/mach/time.h b/arch/arm/include/asm/mach/time.h index 35d408f6dcc..90c12e1e695 100644 --- a/arch/arm/include/asm/mach/time.h +++ b/arch/arm/include/asm/mach/time.h @@ -10,40 +10,11 @@ #ifndef __ASM_ARM_MACH_TIME_H #define __ASM_ARM_MACH_TIME_H -#include <linux/sysdev.h> - -/* - * This is our kernel timer structure. - * - * - init - * Initialise the kernels jiffy timer source, claim interrupt - * using setup_irq. This is called early on during initialisation - * while interrupts are still disabled on the local CPU. - * - suspend - * Suspend the kernel jiffy timer source, if necessary. This - * is called with interrupts disabled, after all normal devices - * have been suspended. If no action is required, set this to - * NULL. - * - resume - * Resume the kernel jiffy timer source, if necessary. This - * is called with interrupts disabled before any normal devices - * are resumed. If no action is required, set this to NULL. - * - offset - * Return the timer offset in microseconds since the last timer - * interrupt. Note: this must take account of any unprocessed - * timer interrupt which may be pending. - */ -struct sys_timer { - struct sys_device dev; - void (*init)(void); - void (*suspend)(void); - void (*resume)(void); -#ifdef CONFIG_ARCH_USES_GETTIMEOFFSET - unsigned long (*offset)(void); -#endif -}; - -extern struct sys_timer *system_timer; extern void timer_tick(void); +struct timespec; +typedef void (*clock_access_fn)(struct timespec *); +extern int register_persistent_clock(clock_access_fn read_boot, + clock_access_fn read_persistent); + #endif diff --git a/arch/arm/include/asm/mach/udc_pxa2xx.h b/arch/arm/include/asm/mach/udc_pxa2xx.h deleted file mode 100644 index 833306ee9e7..00000000000 --- a/arch/arm/include/asm/mach/udc_pxa2xx.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * arch/arm/include/asm/mach/udc_pxa2xx.h - * - * This supports machine-specific differences in how the PXA2xx - * USB Device Controller (UDC) is wired. - * - * It is set in linux/arch/arm/mach-pxa/<machine>.c or in - * linux/arch/mach-ixp4xx/<machine>.c and used in - * the probe routine of linux/drivers/usb/gadget/pxa2xx_udc.c - */ - -struct pxa2xx_udc_mach_info { - int (*udc_is_connected)(void); /* do we see host? */ - void (*udc_command)(int cmd); -#define PXA2XX_UDC_CMD_CONNECT 0 /* let host see us */ -#define PXA2XX_UDC_CMD_DISCONNECT 1 /* so host won't see us */ - - /* Boards following the design guidelines in the developer's manual, - * with on-chip GPIOs not Lubbock's weird hardware, can have a sane - * VBUS IRQ and omit the methods above. Store the GPIO number - * here. Note that sometimes the signals go through inverters... - */ - bool gpio_vbus_inverted; - int gpio_vbus; /* high == vbus present */ - bool gpio_pullup_inverted; - int gpio_pullup; /* high == pullup activated */ -}; - |