diff options
Diffstat (limited to 'include/linux/pxa2xx_ssp.h')
| -rw-r--r-- | include/linux/pxa2xx_ssp.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/pxa2xx_ssp.h b/include/linux/pxa2xx_ssp.h index f2b405116166..77aed9ea1d26 100644 --- a/include/linux/pxa2xx_ssp.h +++ b/include/linux/pxa2xx_ssp.h @@ -108,6 +108,25 @@ #define SSCR1_RxTresh(x) (((x) - 1) << 10) /* level [1..4] */ #endif +/* QUARK_X1000 SSCR0 bit definition */ +#define QUARK_X1000_SSCR0_DSS (0x1F) /* Data Size Select (mask) */ +#define QUARK_X1000_SSCR0_DataSize(x) ((x) - 1) /* Data Size Select [4..32] */ +#define QUARK_X1000_SSCR0_FRF (0x3 << 5) /* FRame Format (mask) */ +#define QUARK_X1000_SSCR0_Motorola (0x0 << 5) /* Motorola's Serial Peripheral Interface (SPI) */ + +#define RX_THRESH_QUARK_X1000_DFLT 1 +#define TX_THRESH_QUARK_X1000_DFLT 16 + +#define QUARK_X1000_SSSR_TFL_MASK (0x1F << 8) /* Transmit FIFO Level mask */ +#define QUARK_X1000_SSSR_RFL_MASK (0x1F << 13) /* Receive FIFO Level mask */ + +#define QUARK_X1000_SSCR1_TFT (0x1F << 6) /* Transmit FIFO Threshold (mask) */ +#define QUARK_X1000_SSCR1_TxTresh(x) (((x) - 1) << 6) /* level [1..32] */ +#define QUARK_X1000_SSCR1_RFT (0x1F << 11) /* Receive FIFO Threshold (mask) */ +#define QUARK_X1000_SSCR1_RxTresh(x) (((x) - 1) << 11) /* level [1..32] */ +#define QUARK_X1000_SSCR1_STRF (1 << 17) /* Select FIFO or EFWR */ +#define QUARK_X1000_SSCR1_EFWR (1 << 16) /* Enable FIFO Write/Read */ + /* extra bits in PXA255, PXA26x and PXA27x SSP ports */ #define SSCR0_TISSP (1 << 4) /* TI Sync Serial Protocol */ #define SSCR0_PSP (3 << 4) /* PSP - Programmable Serial Protocol */ @@ -175,6 +194,7 @@ enum pxa_ssp_type { PXA910_SSP, CE4100_SSP, LPSS_SSP, + QUARK_X1000_SSP, }; struct ssp_device { |