From 14a959101e166abd4165f5a53db5f3dbe4e16fb9 Mon Sep 17 00:00:00 2001 From: Cliff Cai Date: Wed, 7 Jan 2009 23:14:38 +0800 Subject: Blackfin arch: add sdh support for bf518f-ezbrd Signed-off-by: Cliff Cai Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf518/include/mach/defBF518.h | 135 +++++++++++++++++++++++ 1 file changed, 135 insertions(+) (limited to 'arch/blackfin/mach-bf518/include/mach/defBF518.h') diff --git a/arch/blackfin/mach-bf518/include/mach/defBF518.h b/arch/blackfin/mach-bf518/include/mach/defBF518.h index 4eaade15dd7..6e982abf4ed 100644 --- a/arch/blackfin/mach-bf518/include/mach/defBF518.h +++ b/arch/blackfin/mach-bf518/include/mach/defBF518.h @@ -513,4 +513,139 @@ #define EMAC_PTP_PPS_STARTHI 0xFFC030F4 /* PPS Start Time High */ #define EMAC_PTP_PPS_PERIOD 0xFFC030F8 /* PPS Count Register */ +/* ********************************************************** */ +/* SINGLE BIT MACRO PAIRS (bit mask and negated one) */ +/* and MULTI BIT READ MACROS */ +/* ********************************************************** */ + +/* Bit masks for SDH_COMMAND */ + +#define CMD_IDX 0x3f /* Command Index */ +#define CMD_RSP 0x40 /* Response */ +#define CMD_L_RSP 0x80 /* Long Response */ +#define CMD_INT_E 0x100 /* Command Interrupt */ +#define CMD_PEND_E 0x200 /* Command Pending */ +#define CMD_E 0x400 /* Command Enable */ + +/* Bit masks for SDH_PWR_CTL */ + +#define PWR_ON 0x3 /* Power On */ +#if 0 +#define TBD 0x3c /* TBD */ +#endif +#define SD_CMD_OD 0x40 /* Open Drain Output */ +#define ROD_CTL 0x80 /* Rod Control */ + +/* Bit masks for SDH_CLK_CTL */ + +#define CLKDIV 0xff /* MC_CLK Divisor */ +#define CLK_E 0x100 /* MC_CLK Bus Clock Enable */ +#define PWR_SV_E 0x200 /* Power Save Enable */ +#define CLKDIV_BYPASS 0x400 /* Bypass Divisor */ +#define WIDE_BUS 0x800 /* Wide Bus Mode Enable */ + +/* Bit masks for SDH_RESP_CMD */ + +#define RESP_CMD 0x3f /* Response Command */ + +/* Bit masks for SDH_DATA_CTL */ + +#define DTX_E 0x1 /* Data Transfer Enable */ +#define DTX_DIR 0x2 /* Data Transfer Direction */ +#define DTX_MODE 0x4 /* Data Transfer Mode */ +#define DTX_DMA_E 0x8 /* Data Transfer DMA Enable */ +#define DTX_BLK_LGTH 0xf0 /* Data Transfer Block Length */ + +/* Bit masks for SDH_STATUS */ + +#define CMD_CRC_FAIL 0x1 /* CMD CRC Fail */ +#define DAT_CRC_FAIL 0x2 /* Data CRC Fail */ +#define CMD_TIME_OUT 0x4 /* CMD Time Out */ +#define DAT_TIME_OUT 0x8 /* Data Time Out */ +#define TX_UNDERRUN 0x10 /* Transmit Underrun */ +#define RX_OVERRUN 0x20 /* Receive Overrun */ +#define CMD_RESP_END 0x40 /* CMD Response End */ +#define CMD_SENT 0x80 /* CMD Sent */ +#define DAT_END 0x100 /* Data End */ +#define START_BIT_ERR 0x200 /* Start Bit Error */ +#define DAT_BLK_END 0x400 /* Data Block End */ +#define CMD_ACT 0x800 /* CMD Active */ +#define TX_ACT 0x1000 /* Transmit Active */ +#define RX_ACT 0x2000 /* Receive Active */ +#define TX_FIFO_STAT 0x4000 /* Transmit FIFO Status */ +#define RX_FIFO_STAT 0x8000 /* Receive FIFO Status */ +#define TX_FIFO_FULL 0x10000 /* Transmit FIFO Full */ +#define RX_FIFO_FULL 0x20000 /* Receive FIFO Full */ +#define TX_FIFO_ZERO 0x40000 /* Transmit FIFO Empty */ +#define RX_DAT_ZERO 0x80000 /* Receive FIFO Empty */ +#define TX_DAT_RDY 0x100000 /* Transmit Data Available */ +#define RX_FIFO_RDY 0x200000 /* Receive Data Available */ + +/* Bit masks for SDH_STATUS_CLR */ + +#define CMD_CRC_FAIL_STAT 0x1 /* CMD CRC Fail Status */ +#define DAT_CRC_FAIL_STAT 0x2 /* Data CRC Fail Status */ +#define CMD_TIMEOUT_STAT 0x4 /* CMD Time Out Status */ +#define DAT_TIMEOUT_STAT 0x8 /* Data Time Out status */ +#define TX_UNDERRUN_STAT 0x10 /* Transmit Underrun Status */ +#define RX_OVERRUN_STAT 0x20 /* Receive Overrun Status */ +#define CMD_RESP_END_STAT 0x40 /* CMD Response End Status */ +#define CMD_SENT_STAT 0x80 /* CMD Sent Status */ +#define DAT_END_STAT 0x100 /* Data End Status */ +#define START_BIT_ERR_STAT 0x200 /* Start Bit Error Status */ +#define DAT_BLK_END_STAT 0x400 /* Data Block End Status */ + +/* Bit masks for SDH_MASK0 */ + +#define CMD_CRC_FAIL_MASK 0x1 /* CMD CRC Fail Mask */ +#define DAT_CRC_FAIL_MASK 0x2 /* Data CRC Fail Mask */ +#define CMD_TIMEOUT_MASK 0x4 /* CMD Time Out Mask */ +#define DAT_TIMEOUT_MASK 0x8 /* Data Time Out Mask */ +#define TX_UNDERRUN_MASK 0x10 /* Transmit Underrun Mask */ +#define RX_OVERRUN_MASK 0x20 /* Receive Overrun Mask */ +#define CMD_RESP_END_MASK 0x40 /* CMD Response End Mask */ +#define CMD_SENT_MASK 0x80 /* CMD Sent Mask */ +#define DAT_END_MASK 0x100 /* Data End Mask */ +#define START_BIT_ERR_MASK 0x200 /* Start Bit Error Mask */ +#define DAT_BLK_END_MASK 0x400 /* Data Block End Mask */ +#define CMD_ACT_MASK 0x800 /* CMD Active Mask */ +#define TX_ACT_MASK 0x1000 /* Transmit Active Mask */ +#define RX_ACT_MASK 0x2000 /* Receive Active Mask */ +#define TX_FIFO_STAT_MASK 0x4000 /* Transmit FIFO Status Mask */ +#define RX_FIFO_STAT_MASK 0x8000 /* Receive FIFO Status Mask */ +#define TX_FIFO_FULL_MASK 0x10000 /* Transmit FIFO Full Mask */ +#define RX_FIFO_FULL_MASK 0x20000 /* Receive FIFO Full Mask */ +#define TX_FIFO_ZERO_MASK 0x40000 /* Transmit FIFO Empty Mask */ +#define RX_DAT_ZERO_MASK 0x80000 /* Receive FIFO Empty Mask */ +#define TX_DAT_RDY_MASK 0x100000 /* Transmit Data Available Mask */ +#define RX_FIFO_RDY_MASK 0x200000 /* Receive Data Available Mask */ + +/* Bit masks for SDH_FIFO_CNT */ + +#define FIFO_COUNT 0x7fff /* FIFO Count */ + +/* Bit masks for SDH_E_STATUS */ + +#define SDIO_INT_DET 0x2 /* SDIO Int Detected */ +#define SD_CARD_DET 0x10 /* SD Card Detect */ + +/* Bit masks for SDH_E_MASK */ + +#define SDIO_MSK 0x2 /* Mask SDIO Int Detected */ +#define SCD_MSK 0x40 /* Mask Card Detect */ + +/* Bit masks for SDH_CFG */ + +#define CLKS_EN 0x1 /* Clocks Enable */ +#define SD4E 0x4 /* SDIO 4-Bit Enable */ +#define MWE 0x8 /* Moving Window Enable */ +#define SD_RST 0x10 /* SDMMC Reset */ +#define PUP_SDDAT 0x20 /* Pull-up SD_DAT */ +#define PUP_SDDAT3 0x40 /* Pull-up SD_DAT3 */ +#define PD_SDDAT3 0x80 /* Pull-down SD_DAT3 */ + +/* Bit masks for SDH_RD_WAIT_EN */ + +#define RWR 0x1 /* Read Wait Request */ + #endif /* _DEF_BF518_H */ -- cgit v1.2.3