diff options
Diffstat (limited to 'arch/cris/include/asm')
| -rw-r--r-- | arch/cris/include/asm/Kbuild | 5 | ||||
| -rw-r--r-- | arch/cris/include/asm/dma-mapping.h | 8 | ||||
| -rw-r--r-- | arch/cris/include/asm/etraxgpio.h | 96 | ||||
| -rw-r--r-- | arch/cris/include/asm/ioctls.h | 5 | ||||
| -rw-r--r-- | arch/cris/include/asm/local64.h | 1 | ||||
| -rw-r--r-- | arch/cris/include/asm/pgtable.h | 3 | ||||
| -rw-r--r-- | arch/cris/include/asm/scatterlist.h | 2 | ||||
| -rw-r--r-- | arch/cris/include/asm/sync_serial.h | 27 | ||||
| -rw-r--r-- | arch/cris/include/asm/termbits.h | 1 |
9 files changed, 114 insertions, 34 deletions
diff --git a/arch/cris/include/asm/Kbuild b/arch/cris/include/asm/Kbuild index d5b631935ec..956eea246b9 100644 --- a/arch/cris/include/asm/Kbuild +++ b/arch/cris/include/asm/Kbuild @@ -4,8 +4,7 @@ header-y += arch-v10/ header-y += arch-v32/ header-y += ethernet.h +header-y += etraxgpio.h +header-y += rs485.h header-y += rtc.h header-y += sync_serial.h - -unifdef-y += etraxgpio.h -unifdef-y += rs485.h diff --git a/arch/cris/include/asm/dma-mapping.h b/arch/cris/include/asm/dma-mapping.h index da8ef8e8f84..8588b2ccf85 100644 --- a/arch/cris/include/asm/dma-mapping.h +++ b/arch/cris/include/asm/dma-mapping.h @@ -152,14 +152,6 @@ dma_set_mask(struct device *dev, u64 mask) return 0; } -static inline int -dma_get_cache_alignment(void) -{ - return (1 << INTERNODE_CACHE_SHIFT); -} - -#define dma_is_consistent(d, h) (1) - static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction) diff --git a/arch/cris/include/asm/etraxgpio.h b/arch/cris/include/asm/etraxgpio.h index 38f1c8e1770..d474818a537 100644 --- a/arch/cris/include/asm/etraxgpio.h +++ b/arch/cris/include/asm/etraxgpio.h @@ -21,31 +21,35 @@ * /dev/leds minor 2, Access to leds depending on kernelconfig * * For ARTPEC-3 (CONFIG_CRIS_MACH_ARTPEC3): - * /dev/gpioa minor 0, 8 bit GPIO, each bit can change direction - * /dev/gpiob minor 1, 18 bit GPIO, each bit can change direction - * /dev/gpioc minor 3, 18 bit GPIO, each bit can change direction - * /dev/gpiod minor 4, 18 bit GPIO, each bit can change direction + * /dev/gpioa minor 0, 32 bit GPIO, each bit can change direction + * /dev/gpiob minor 1, 32 bit GPIO, each bit can change direction + * /dev/gpioc minor 3, 16 bit GPIO, each bit can change direction + * /dev/gpiod minor 4, 32 bit GPIO, input only * /dev/leds minor 2, Access to leds depending on kernelconfig * /dev/pwm0 minor 16, PWM channel 0 on PA30 * /dev/pwm1 minor 17, PWM channel 1 on PA31 * /dev/pwm2 minor 18, PWM channel 2 on PB26 + * /dev/ppwm minor 19, PPWM channel * */ #ifndef _ASM_ETRAXGPIO_H #define _ASM_ETRAXGPIO_H +#define GPIO_MINOR_FIRST 0 + +#define ETRAXGPIO_IOCTYPE 43 + /* etraxgpio _IOC_TYPE, bits 8 to 15 in ioctl cmd */ #ifdef CONFIG_ETRAX_ARCH_V10 -#define ETRAXGPIO_IOCTYPE 43 #define GPIO_MINOR_A 0 #define GPIO_MINOR_B 1 #define GPIO_MINOR_LEDS 2 #define GPIO_MINOR_G 3 #define GPIO_MINOR_LAST 3 +#define GPIO_MINOR_LAST_REAL GPIO_MINOR_LAST #endif #ifdef CONFIG_ETRAXFS -#define ETRAXGPIO_IOCTYPE 43 #define GPIO_MINOR_A 0 #define GPIO_MINOR_B 1 #define GPIO_MINOR_LEDS 2 @@ -58,10 +62,10 @@ #else #define GPIO_MINOR_LAST 5 #endif +#define GPIO_MINOR_LAST_REAL GPIO_MINOR_LAST #endif #ifdef CONFIG_CRIS_MACH_ARTPEC3 -#define ETRAXGPIO_IOCTYPE 43 #define GPIO_MINOR_A 0 #define GPIO_MINOR_B 1 #define GPIO_MINOR_LEDS 2 @@ -73,12 +77,17 @@ #else #define GPIO_MINOR_LAST 4 #endif -#define GPIO_MINOR_PWM0 16 -#define GPIO_MINOR_PWM1 17 -#define GPIO_MINOR_PWM2 18 -#define GPIO_MINOR_LAST_PWM GPIO_MINOR_PWM2 +#define GPIO_MINOR_FIRST_PWM 16 +#define GPIO_MINOR_PWM0 (GPIO_MINOR_FIRST_PWM+0) +#define GPIO_MINOR_PWM1 (GPIO_MINOR_FIRST_PWM+1) +#define GPIO_MINOR_PWM2 (GPIO_MINOR_FIRST_PWM+2) +#define GPIO_MINOR_PPWM (GPIO_MINOR_FIRST_PWM+3) +#define GPIO_MINOR_LAST_PWM GPIO_MINOR_PPWM +#define GPIO_MINOR_LAST_REAL GPIO_MINOR_LAST_PWM #endif + + /* supported ioctl _IOC_NR's */ #define IO_READBITS 0x1 /* read and return current port bits (obsolete) */ @@ -125,12 +134,10 @@ */ #define IO_READ_INBITS 0x10 /* *arg is result of reading the input pins */ #define IO_READ_OUTBITS 0x11 /* *arg is result of reading the output shadow */ -#define IO_SETGET_INPUT 0x12 /* bits set in *arg is set to input, - * *arg updated with current input pins. - */ -#define IO_SETGET_OUTPUT 0x13 /* bits set in *arg is set to output, - * *arg updated with current output pins. - */ +#define IO_SETGET_INPUT 0x12 /* bits set in *arg is set to input, */ + /* *arg updated with current input pins. */ +#define IO_SETGET_OUTPUT 0x13 /* bits set in *arg is set to output, */ + /* *arg updated with current output pins. */ /* The following ioctl's are applicable to the PWM channels only */ @@ -140,7 +147,8 @@ enum io_pwm_mode { PWM_OFF = 0, /* disabled, deallocated */ PWM_STANDARD = 1, /* 390 kHz, duty cycle 0..255/256 */ PWM_FAST = 2, /* variable freq, w/ 10ns active pulse len */ - PWM_VARFREQ = 3 /* individually configurable high/low periods */ + PWM_VARFREQ = 3, /* individually configurable high/low periods */ + PWM_SOFT = 4 /* software generated */ }; struct io_pwm_set_mode { @@ -176,4 +184,56 @@ struct io_pwm_set_duty { int duty; /* 0..255 */ }; +/* Returns information about the latest PWM pulse. + * lo: Length of the latest low period, in units of 10ns. + * hi: Length of the latest high period, in units of 10ns. + * cnt: Time since last detected edge, in units of 10ns. + * + * The input source to PWM is decied by IO_PWM_SET_INPUT_SRC. + * + * NOTE: All PWM devices is connected to the same input source. + */ +#define IO_PWM_GET_PERIOD 0x23 + +struct io_pwm_get_period { + unsigned int lo; + unsigned int hi; + unsigned int cnt; +}; + +/* Sets the input source for the PWM input. For the src value see the + * register description for gio:rw_pwm_in_cfg. + * + * NOTE: All PWM devices is connected to the same input source. + */ +#define IO_PWM_SET_INPUT_SRC 0x24 +struct io_pwm_set_input_src { + unsigned int src; /* 0..7 */ +}; + +/* Sets the duty cycles in steps of 1/256, 0 = 0%, 255 = 100% duty cycle */ +#define IO_PPWM_SET_DUTY 0x25 + +struct io_ppwm_set_duty { + int duty; /* 0..255 */ +}; + +/* Configuraton struct for the IO_PWMCLK_SET_CONFIG ioctl to configure + * PWM capable gpio pins: + */ +#define IO_PWMCLK_SETGET_CONFIG 0x26 +struct gpio_pwmclk_conf { + unsigned int gpiopin; /* The pin number based on the opened device */ + unsigned int baseclk; /* The base clock to use, or sw will select one close*/ + unsigned int low; /* The number of low periods of the baseclk */ + unsigned int high; /* The number of high periods of the baseclk */ +}; + +/* Examples: + * To get a symmetric 12 MHz clock without knowing anything about the hardware: + * baseclk = 12000000, low = 0, high = 0 + * To just get info of current setting: + * baseclk = 0, low = 0, high = 0, the values will be updated by driver. + */ + #endif diff --git a/arch/cris/include/asm/ioctls.h b/arch/cris/include/asm/ioctls.h index 35bbc181598..c9129ed3744 100644 --- a/arch/cris/include/asm/ioctls.h +++ b/arch/cris/include/asm/ioctls.h @@ -54,6 +54,7 @@ #define TCSETSF2 _IOW('T',0x2D, struct termios2) #define TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ #define TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */ +#define TIOCSIG _IOW('T',0x36, int) /* Generate signal on Pty slave */ #define FIONCLEX 0x5450 /* these numbers need to be adjusted. */ #define FIOCLEX 0x5451 @@ -70,13 +71,12 @@ #define TIOCMIWAIT 0x545C /* wait for a change on serial input line(s) */ #define TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */ -#define TIOCGHAYESESP 0x545E /* Get Hayes ESP configuration */ -#define TIOCSHAYESESP 0x545F /* Set Hayes ESP configuration */ #define FIOQSIZE 0x5460 #define TIOCSERSETRS485 0x5461 /* enable rs-485 (deprecated) */ #define TIOCSERWRRS485 0x5462 /* write rs-485 */ #define TIOCSRS485 0x5463 /* enable rs-485 */ +#define TIOCGRS485 0x542E /* get rs-485 */ /* Used for packet mode */ #define TIOCPKT_DATA 0 @@ -86,6 +86,7 @@ #define TIOCPKT_START 8 #define TIOCPKT_NOSTOP 16 #define TIOCPKT_DOSTOP 32 +#define TIOCPKT_IOCTL 64 #define TIOCSER_TEMT 0x01 /* Transmitter physically empty */ diff --git a/arch/cris/include/asm/local64.h b/arch/cris/include/asm/local64.h new file mode 100644 index 00000000000..36c93b5cc23 --- /dev/null +++ b/arch/cris/include/asm/local64.h @@ -0,0 +1 @@ +#include <asm-generic/local64.h> diff --git a/arch/cris/include/asm/pgtable.h b/arch/cris/include/asm/pgtable.h index 99ea6cd1b14..f63d6fccbc6 100644 --- a/arch/cris/include/asm/pgtable.h +++ b/arch/cris/include/asm/pgtable.h @@ -260,6 +260,9 @@ static inline pgd_t * pgd_offset(const struct mm_struct *mm, unsigned long addre #define pgd_ERROR(e) \ printk("%s:%d: bad pgd %p(%08lx).\n", __FILE__, __LINE__, &(e), pgd_val(e)) +#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ + remap_pfn_range(vma, vaddr, pfn, size, prot) + extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; /* defined in head.S */ diff --git a/arch/cris/include/asm/scatterlist.h b/arch/cris/include/asm/scatterlist.h index 249a7842ff5..f11f8f40ec4 100644 --- a/arch/cris/include/asm/scatterlist.h +++ b/arch/cris/include/asm/scatterlist.h @@ -3,6 +3,4 @@ #include <asm-generic/scatterlist.h> -#define ISA_DMA_THRESHOLD (0x1fffffff) - #endif /* !(__ASM_CRIS_SCATTERLIST_H) */ diff --git a/arch/cris/include/asm/sync_serial.h b/arch/cris/include/asm/sync_serial.h index d87c24df2b3..7f827fea30e 100644 --- a/arch/cris/include/asm/sync_serial.h +++ b/arch/cris/include/asm/sync_serial.h @@ -19,6 +19,7 @@ #define SSP_OPOLARITY _IOR('S', 4, unsigned int) #define SSP_SPI _IOR('S', 5, unsigned int) #define SSP_INBUFCHUNK _IOR('S', 6, unsigned int) +#define SSP_INPUT _IOR('S', 7, unsigned int) /* Values for SSP_SPEED */ #define SSP150 0 @@ -37,6 +38,7 @@ #define SSP921600 13 #define SSP3125000 14 #define CODEC 15 +#define CODEC_f32768 16 #define FREQ_4MHz 0 #define FREQ_2MHz 1 @@ -46,9 +48,14 @@ #define FREQ_128kHz 5 #define FREQ_64kHz 6 #define FREQ_32kHz 7 +/* FREQ_* with values where bit (value & 0x10) is set are */ +/* used for CODEC_f32768 */ +#define FREQ_4096kHz 16 /* CODEC_f32768 */ /* Used by application to set CODEC divider, word rate and frame rate */ -#define CODEC_VAL(freq, clk_per_sync, sync_per_frame) (CODEC | (freq << 8) | (clk_per_sync << 16) | (sync_per_frame << 28)) +#define CODEC_VAL(freq, clk_per_sync, sync_per_frame) \ + ((CODEC + ((freq & 0x10) >> 4)) | (freq << 8) | \ + (clk_per_sync << 16) | (sync_per_frame << 28)) /* Used by driver to extract speed */ #define GET_SPEED(x) (x & 0xff) @@ -68,6 +75,7 @@ #define NORMAL_SYNC 1 #define EARLY_SYNC 2 #define SECOND_WORD_SYNC 0x40000 +#define LATE_SYNC 0x80000 #define BIT_SYNC 4 #define WORD_SYNC 8 @@ -104,4 +112,21 @@ /* Values for SSP_INBUFCHUNK */ /* plain integer with the size of DMA chunks */ +/* To ensure that the timestamps are aligned with the data being read + * the read length MUST be a multiple of the length of the DMA buffers. + * + * Use a multiple of SSP_INPUT_CHUNK_SIZE defined below. + */ +#define SSP_INPUT_CHUNK_SIZE 256 + +/* Request struct to pass through the ioctl interface to read + * data with timestamps. + */ +struct ssp_request { + char __user *buf; /* Where to put the data. */ + size_t len; /* Size of buf. MUST be a multiple of */ + /* SSP_INPUT_CHUNK_SIZE! */ + struct timespec ts; /* The time the data was sampled. */ +}; + #endif diff --git a/arch/cris/include/asm/termbits.h b/arch/cris/include/asm/termbits.h index 66e1a7492a0..1c43bc874cc 100644 --- a/arch/cris/include/asm/termbits.h +++ b/arch/cris/include/asm/termbits.h @@ -214,6 +214,7 @@ struct ktermios { #define FLUSHO 0010000 #define PENDIN 0040000 #define IEXTEN 0100000 +#define EXTPROC 0200000 /* tcflow() and TCXONC use these */ #define TCOOFF 0 |