diff options
Diffstat (limited to 'include/asm-avr32')
| -rw-r--r-- | include/asm-avr32/arch-at32ap/board.h | 8 | ||||
| -rw-r--r-- | include/asm-avr32/arch-at32ap/portmux.h | 1 | ||||
| -rw-r--r-- | include/asm-avr32/arch-at32ap/smc.h | 51 | ||||
| -rw-r--r-- | include/asm-avr32/dma-mapping.h | 17 | ||||
| -rw-r--r-- | include/asm-avr32/system.h | 13 | ||||
| -rw-r--r-- | include/asm-avr32/unistd.h | 13 |
6 files changed, 82 insertions, 21 deletions
diff --git a/include/asm-avr32/arch-at32ap/board.h b/include/asm-avr32/arch-at32ap/board.h index 0215965dc58..7dbd603c38c 100644 --- a/include/asm-avr32/arch-at32ap/board.h +++ b/include/asm-avr32/arch-at32ap/board.h @@ -6,6 +6,8 @@ #include <linux/types.h> +#define GPIO_PIN_NONE (-1) + /* Add basic devices: system manager, interrupt controller, portmuxes, etc. */ void at32_add_system_devices(void); @@ -36,6 +38,12 @@ struct platform_device * at32_add_device_lcdc(unsigned int id, struct atmel_lcdfb_info *data, unsigned long fbmem_start, unsigned long fbmem_len); +struct usba_platform_data { + int vbus_pin; +}; +struct platform_device * +at32_add_device_usba(unsigned int id, struct usba_platform_data *data); + /* depending on what's hooked up, not all SSC pins will be used */ #define ATMEL_SSC_TK 0x01 #define ATMEL_SSC_TF 0x02 diff --git a/include/asm-avr32/arch-at32ap/portmux.h b/include/asm-avr32/arch-at32ap/portmux.h index 9930871decd..b1abe6b4e4e 100644 --- a/include/asm-avr32/arch-at32ap/portmux.h +++ b/include/asm-avr32/arch-at32ap/portmux.h @@ -19,6 +19,7 @@ #define AT32_GPIOF_OUTPUT 0x00000002 /* (OUT) Enable output driver */ #define AT32_GPIOF_HIGH 0x00000004 /* (OUT) Set output high */ #define AT32_GPIOF_DEGLITCH 0x00000008 /* (IN) Filter glitches */ +#define AT32_GPIOF_MULTIDRV 0x00000010 /* Enable multidriver option */ void at32_select_periph(unsigned int pin, unsigned int periph, unsigned long flags); diff --git a/include/asm-avr32/arch-at32ap/smc.h b/include/asm-avr32/arch-at32ap/smc.h index 07152b7fd9c..c98eea44a70 100644 --- a/include/asm-avr32/arch-at32ap/smc.h +++ b/include/asm-avr32/arch-at32ap/smc.h @@ -15,22 +15,50 @@ /* * All timing parameters are in nanoseconds. */ +struct smc_timing { + /* Delay from address valid to assertion of given strobe */ + int ncs_read_setup; + int nrd_setup; + int ncs_write_setup; + int nwe_setup; + + /* Pulse length of given strobe */ + int ncs_read_pulse; + int nrd_pulse; + int ncs_write_pulse; + int nwe_pulse; + + /* Total cycle length of given operation */ + int read_cycle; + int write_cycle; + + /* Minimal recovery times, will extend cycle if needed */ + int ncs_read_recover; + int nrd_recover; + int ncs_write_recover; + int nwe_recover; +}; + +/* + * All timing parameters are in clock cycles. + */ struct smc_config { + /* Delay from address valid to assertion of given strobe */ - u16 ncs_read_setup; - u16 nrd_setup; - u16 ncs_write_setup; - u16 nwe_setup; + u8 ncs_read_setup; + u8 nrd_setup; + u8 ncs_write_setup; + u8 nwe_setup; /* Pulse length of given strobe */ - u16 ncs_read_pulse; - u16 nrd_pulse; - u16 ncs_write_pulse; - u16 nwe_pulse; + u8 ncs_read_pulse; + u8 nrd_pulse; + u8 ncs_write_pulse; + u8 nwe_pulse; /* Total cycle length of given operation */ - u16 read_cycle; - u16 write_cycle; + u8 read_cycle; + u8 write_cycle; /* Bus width in bytes */ u8 bus_width; @@ -76,6 +104,9 @@ struct smc_config { unsigned int tdf_mode:1; }; +extern void smc_set_timing(struct smc_config *config, + const struct smc_timing *timing); + extern int smc_set_configuration(int cs, const struct smc_config *config); extern struct smc_config *smc_get_configuration(int cs); diff --git a/include/asm-avr32/dma-mapping.h b/include/asm-avr32/dma-mapping.h index 21bb60bbb9a..81e342636ac 100644 --- a/include/asm-avr32/dma-mapping.h +++ b/include/asm-avr32/dma-mapping.h @@ -264,7 +264,11 @@ static inline void dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction) { - dma_cache_sync(dev, bus_to_virt(dma_handle), size, direction); + /* + * No need to do anything since the CPU isn't supposed to + * touch this memory after we flushed it at mapping- or + * sync-for-device time. + */ } static inline void @@ -309,12 +313,11 @@ static inline void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction) { - int i; - - for (i = 0; i < nents; i++) { - dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset, - sg[i].length, direction); - } + /* + * No need to do anything since the CPU isn't supposed to + * touch this memory after we flushed it at mapping- or + * sync-for-device time. + */ } static inline void diff --git a/include/asm-avr32/system.h b/include/asm-avr32/system.h index a8236bacc87..dc2d527cef4 100644 --- a/include/asm-avr32/system.h +++ b/include/asm-avr32/system.h @@ -73,11 +73,16 @@ extern struct task_struct *__switch_to(struct task_struct *, extern void __xchg_called_with_bad_pointer(void); -#ifdef __CHECKER__ -extern unsigned long __builtin_xchg(void *ptr, unsigned long x); -#endif +static inline unsigned long xchg_u32(u32 val, volatile u32 *m) +{ + u32 ret; -#define xchg_u32(val, m) __builtin_xchg((void *)m, val) + asm volatile("xchg %[ret], %[m], %[val]" + : [ret] "=&r"(ret), "=m"(*m) + : "m"(*m), [m] "r"(m), [val] "r"(val) + : "memory"); + return ret; +} static inline unsigned long __xchg(unsigned long x, volatile void *ptr, diff --git a/include/asm-avr32/unistd.h b/include/asm-avr32/unistd.h index 3b4e35b55c8..de09009593f 100644 --- a/include/asm-avr32/unistd.h +++ b/include/asm-avr32/unistd.h @@ -303,6 +303,19 @@ #ifdef __KERNEL__ #define NR_syscalls 282 +/* Old stuff */ +#define __IGNORE_uselib +#define __IGNORE_mmap + +/* NUMA stuff */ +#define __IGNORE_mbind +#define __IGNORE_get_mempolicy +#define __IGNORE_set_mempolicy +#define __IGNORE_migrate_pages +#define __IGNORE_move_pages + +/* SMP stuff */ +#define __IGNORE_getcpu #define __ARCH_WANT_IPC_PARSE_VERSION #define __ARCH_WANT_STAT64 |