diff options
Diffstat (limited to 'arch/arm/include')
-rw-r--r-- | arch/arm/include/asm/arch-pxa/regs-mmc.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-pxa/regs-mmc.h b/arch/arm/include/asm/arch-pxa/regs-mmc.h new file mode 100644 index 0000000..b5c9b3b --- /dev/null +++ b/arch/arm/include/asm/arch-pxa/regs-mmc.h @@ -0,0 +1,154 @@ +/* + * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __REGS_MMC_H__ +#define __REGS_MMC_H__ + +#define MMC0_BASE 0x41100000 +#define MMC1_BASE 0x42000000 + +int pxa_mmc_register(int card_index); + +struct pxa_mmc_regs { + uint32_t strpcl; + uint32_t stat; + uint32_t clkrt; + uint32_t spi; + uint32_t cmdat; + uint32_t resto; + uint32_t rdto; + uint32_t blklen; + uint32_t nob; + uint32_t prtbuf; + uint32_t i_mask; + uint32_t i_reg; + uint32_t cmd; + uint32_t argh; + uint32_t argl; + uint32_t res; + uint32_t rxfifo; + uint32_t txfifo; +}; + +/* MMC_STRPCL */ +#define MMC_STRPCL_STOP_CLK (1 << 0) +#define MMC_STRPCL_START_CLK (1 << 1) + +/* MMC_STAT */ +#define MMC_STAT_END_CMD_RES (1 << 13) +#define MMC_STAT_PRG_DONE (1 << 12) +#define MMC_STAT_DATA_TRAN_DONE (1 << 11) +#define MMC_STAT_CLK_EN (1 << 8) +#define MMC_STAT_RECV_FIFO_FULL (1 << 7) +#define MMC_STAT_XMIT_FIFO_EMPTY (1 << 6) +#define MMC_STAT_RES_CRC_ERROR (1 << 5) +#define MMC_STAT_SPI_READ_ERROR_TOKEN (1 << 4) +#define MMC_STAT_CRC_READ_ERROR (1 << 3) +#define MMC_STAT_CRC_WRITE_ERROR (1 << 2) +#define MMC_STAT_TIME_OUT_RESPONSE (1 << 1) +#define MMC_STAT_READ_TIME_OUT (1 << 0) + +/* MMC_CLKRT */ +#define MMC_CLKRT_20MHZ 0 +#define MMC_CLKRT_10MHZ 1 +#define MMC_CLKRT_5MHZ 2 +#define MMC_CLKRT_2_5MHZ 3 +#define MMC_CLKRT_1_25MHZ 4 +#define MMC_CLKRT_0_625MHZ 5 +#define MMC_CLKRT_0_3125MHZ 6 + +/* MMC_SPI */ +#define MMC_SPI_EN (1 << 0) +#define MMC_SPI_CS_EN (1 << 2) +#define MMC_SPI_CS_ADDRESS (1 << 3) +#define MMC_SPI_CRC_ON (1 << 1) + +/* MMC_CMDAT */ +#define MMC_CMDAT_SD_4DAT (1 << 8) +#define MMC_CMDAT_MMC_DMA_EN (1 << 7) +#define MMC_CMDAT_INIT (1 << 6) +#define MMC_CMDAT_BUSY (1 << 5) +#define MMC_CMDAT_BCR (MMC_CMDAT_BUSY | MMC_CMDAT_INIT) +#define MMC_CMDAT_STREAM (1 << 4) +#define MMC_CMDAT_WRITE (1 << 3) +#define MMC_CMDAT_DATA_EN (1 << 2) +#define MMC_CMDAT_R0 0 +#define MMC_CMDAT_R1 1 +#define MMC_CMDAT_R2 2 +#define MMC_CMDAT_R3 3 + +/* MMC_RESTO */ +#define MMC_RES_TO_MAX_MASK 0x7f + +/* MMC_RDTO */ +#define MMC_READ_TO_MAX_MASK 0xffff + +/* MMC_BLKLEN */ +#define MMC_BLK_LEN_MAX_MASK 0x3ff + +/* MMC_PRTBUF */ +#define MMC_PRTBUF_BUF_PART_FULL (1 << 0) + +/* MMC_I_MASK */ +#define MMC_I_MASK_TXFIFO_WR_REQ (1 << 6) +#define MMC_I_MASK_RXFIFO_RD_REQ (1 << 5) +#define MMC_I_MASK_CLK_IS_OFF (1 << 4) +#define MMC_I_MASK_STOP_CMD (1 << 3) +#define MMC_I_MASK_END_CMD_RES (1 << 2) +#define MMC_I_MASK_PRG_DONE (1 << 1) +#define MMC_I_MASK_DATA_TRAN_DONE (1 << 0) +#define MMC_I_MASK_ALL 0x7f + + +/* MMC_I_REG */ +#define MMC_I_REG_TXFIFO_WR_REQ (1 << 6) +#define MMC_I_REG_RXFIFO_RD_REQ (1 << 5) +#define MMC_I_REG_CLK_IS_OFF (1 << 4) +#define MMC_I_REG_STOP_CMD (1 << 3) +#define MMC_I_REG_END_CMD_RES (1 << 2) +#define MMC_I_REG_PRG_DONE (1 << 1) +#define MMC_I_REG_DATA_TRAN_DONE (1 << 0) + +/* MMC_CMD */ +#define MMC_CMD_INDEX_MAX 0x6f + +#define MMC_R1_IDLE_STATE 0x01 +#define MMC_R1_ERASE_STATE 0x02 +#define MMC_R1_ILLEGAL_CMD 0x04 +#define MMC_R1_COM_CRC_ERR 0x08 +#define MMC_R1_ERASE_SEQ_ERR 0x01 +#define MMC_R1_ADDR_ERR 0x02 +#define MMC_R1_PARAM_ERR 0x04 + +#define MMC_R1B_WP_ERASE_SKIP 0x0002 +#define MMC_R1B_ERR 0x0004 +#define MMC_R1B_CC_ERR 0x0008 +#define MMC_R1B_CARD_ECC_ERR 0x0010 +#define MMC_R1B_WP_VIOLATION 0x0020 +#define MMC_R1B_ERASE_PARAM 0x0040 +#define MMC_R1B_OOR 0x0080 +#define MMC_R1B_IDLE_STATE 0x0100 +#define MMC_R1B_ERASE_RESET 0x0200 +#define MMC_R1B_ILLEGAL_CMD 0x0400 +#define MMC_R1B_COM_CRC_ERR 0x0800 +#define MMC_R1B_ERASE_SEQ_ERR 0x1000 +#define MMC_R1B_ADDR_ERR 0x2000 +#define MMC_R1B_PARAM_ERR 0x4000 + +#endif /* __REGS_MMC_H__ */ |