/* * linux/drivers/mmc/mmc_pxa.h * * Author: Vladimir Shebordaev, Igor Oblakov * Copyright: MontaVista Software Inc. * * $Id: mmc_pxa.h,v 0.3.1.6 2002/09/25 19:25:48 ted Exp ted $ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef __MMC_PXA_P_H__ #define __MMC_PXA_P_H__ /* PXA-250 MMC controller registers */ /* MMC_STRPCL */ #define MMC_STRPCL_STOP_CLK (0x0001UL) #define MMC_STRPCL_START_CLK (0x0002UL) /* MMC_STAT */ #define MMC_STAT_END_CMD_RES (0x0001UL << 13) #define MMC_STAT_PRG_DONE (0x0001UL << 12) #define MMC_STAT_DATA_TRAN_DONE (0x0001UL << 11) #define MMC_STAT_CLK_EN (0x0001UL << 8) #define MMC_STAT_RECV_FIFO_FULL (0x0001UL << 7) #define MMC_STAT_XMIT_FIFO_EMPTY (0x0001UL << 6) #define MMC_STAT_RES_CRC_ERROR (0x0001UL << 5) #define MMC_STAT_SPI_READ_ERROR_TOKEN (0x0001UL << 4) #define MMC_STAT_CRC_READ_ERROR (0x0001UL << 3) #define MMC_STAT_CRC_WRITE_ERROR (0x0001UL << 2) #define MMC_STAT_TIME_OUT_RESPONSE (0x0001UL << 1) #define MMC_STAT_READ_TIME_OUT (0x0001UL) #define MMC_STAT_ERRORS (MMC_STAT_RES_CRC_ERROR|MMC_STAT_SPI_READ_ERROR_TOKEN\ |MMC_STAT_CRC_READ_ERROR|MMC_STAT_TIME_OUT_RESPONSE\ |MMC_STAT_READ_TIME_OUT|MMC_STAT_CRC_WRITE_ERROR) /* MMC_CLKRT */ #define MMC_CLKRT_20MHZ (0x0000UL) #define MMC_CLKRT_10MHZ (0x0001UL) #define MMC_CLKRT_5MHZ (0x0002UL) #define MMC_CLKRT_2_5MHZ (0x0003UL) #define MMC_CLKRT_1_25MHZ (0x0004UL) #define MMC_CLKRT_0_625MHZ (0x0005UL) #define MMC_CLKRT_0_3125MHZ (0x0006UL) /* MMC_SPI */ #define MMC_SPI_DISABLE (0x00UL) #define MMC_SPI_EN (0x01UL) #define MMC_SPI_CS_EN (0x01UL << 2) #define MMC_SPI_CS_ADDRESS (0x01UL << 3) #define MMC_SPI_CRC_ON (0x01UL << 1) /* MMC_CMDAT */ #define MMC_CMDAT_SD_4DAT (0x0001UL << 8) #define MMC_CMDAT_MMC_DMA_EN (0x0001UL << 7) #define MMC_CMDAT_INIT (0x0001UL << 6) #define MMC_CMDAT_BUSY (0x0001UL << 5) #define MMC_CMDAT_BCR (0x0003UL << 5) #define MMC_CMDAT_STREAM (0x0001UL << 4) #define MMC_CMDAT_BLOCK (0x0000UL << 4) #define MMC_CMDAT_WRITE (0x0001UL << 3) #define MMC_CMDAT_READ (0x0000UL << 3) #define MMC_CMDAT_DATA_EN (0x0001UL << 2) #define MMC_CMDAT_R0 (0) #define MMC_CMDAT_R1 (0x0001UL) #define MMC_CMDAT_R2 (0x0002UL) #define MMC_CMDAT_R3 (0x0003UL) /* MMC_RESTO */ #define MMC_RES_TO_MAX (0x007fUL) /* [6:0] */ /* MMC_RDTO */ #define MMC_READ_TO_MAX (0x0ffffUL) /* [15:0] */ /* MMC_BLKLEN */ #define MMC_BLK_LEN_MAX (0x03ffUL) /* [9:0] */ /* MMC_PRTBUF */ #define MMC_PRTBUF_BUF_PART_FULL (0x01UL) #define MMC_PRTBUF_BUF_FULL (0x00UL ) /* MMC_I_MASK */ #define MMC_I_MASK_TXFIFO_WR_REQ (0x01UL << 6) #define MMC_I_MASK_RXFIFO_RD_REQ (0x01UL << 5) #define MMC_I_MASK_CLK_IS_OFF (0x01UL << 4) #define MMC_I_MASK_STOP_CMD (0x01UL << 3) #define MMC_I_MASK_END_CMD_RES (0x01UL << 2) #define MMC_I_MASK_PRG_DONE (0x01UL << 1) #define MMC_I_MASK_DATA_TRAN_DONE (0x01UL) #define MMC_I_MASK_ALL (0x07fUL) /* MMC_I_REG */ #define MMC_I_REG_TXFIFO_WR_REQ (0x01UL << 6) #define MMC_I_REG_RXFIFO_RD_REQ (0x01UL << 5) #define MMC_I_REG_CLK_IS_OFF (0x01UL << 4) #define MMC_I_REG_STOP_CMD (0x01UL << 3) #define MMC_I_REG_END_CMD_RES (0x01UL << 2) #define MMC_I_REG_PRG_DONE (0x01UL << 1) #define MMC_I_REG_DATA_TRAN_DONE (0x01UL) #define MMC_I_REG_ALL (0x007fUL) /* MMC_CMD */ #define MMC_CMD_INDEX_MAX (0x006fUL) /* [5:0] */ #define CMD(x) (x) #define MMC_DEFAULT_RCA 1 #define MMC_BLOCK_SIZE 512 #define MMC_CMD_RESET 0 #define MMC_CMD_SEND_OP_COND 1 #define MMC_CMD_ALL_SEND_CID 2 #define MMC_CMD_SET_RCA 3 #define MMC_CMD_SELECT_CARD 7 #define MMC_CMD_SEND_CSD 9 #define MMC_CMD_SEND_CID 10 #define MMC_CMD_SEND_STATUS 13 #define MMC_CMD_SET_BLOCKLEN 16 #define MMC_CMD_READ_BLOCK 17 #define MMC_CMD_RD_BLK_MULTI 18 #define MMC_CMD_WRITE_BLOCK 24 #define MMC_CMD_APP_CMD 55 #define SD_CMD_APP_SET_BUS_WIDTH 6 #define SD_CMD_APP_OP_COND 41 #define MMC_MAX_BLOCK_SIZE 512 #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 typedef struct mmc_cid { /* FIXME: BYTE_ORDER */ uchar year:4, month:4; uchar sn[3]; uchar fwrev:4, hwrev:4; uchar name[6]; uchar id[3]; } mmc_cid_t; typedef struct mmc_csd { uint8_t csd_structure:2, spec_ver:4, rsvd1:2; uint8_t taac; uint8_t nsac; uint8_t tran_speed; uint16_t ccc:12, read_bl_len:4; uint64_t read_bl_partial:1, write_blk_misalign:1, read_blk_misalign:1, dsr_imp:1, rsvd2:2, c_size:12, vdd_r_curr_min:3, vdd_r_curr_max:3, vdd_w_curr_min:3, vdd_w_curr_max:3, c_size_mult:3, erase_blk_en:1, sector_size:7, wp_grp_size:7, wp_grp_enable:1, default_ecc:2, r2w_factor:3, write_bl_len:4, write_bl_partial:1, rsvd3:4, content_prot_app:1; uint8_t file_format_grp:1, copy:1, perm_write_protect:1, tmp_write_protect:1, file_format:2, ecc:2; } mmc_csd_t; #endif /* __MMC_PXA_P_H__ */