diff options
Diffstat (limited to 'include/asm-arm/arch-mx51/sdhc.h')
| -rw-r--r-- | include/asm-arm/arch-mx51/sdhc.h | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/include/asm-arm/arch-mx51/sdhc.h b/include/asm-arm/arch-mx51/sdhc.h deleted file mode 100644 index 5514ad4..0000000 --- a/include/asm-arm/arch-mx51/sdhc.h +++ /dev/null @@ -1,218 +0,0 @@ -/* - * Copyright 2008-2009 Freescale Semiconductor, Inc. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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 SDHC_H -#define SDHC_H - -#include <linux/types.h> - -#define ESDHC_SOFTWARE_RESET_DATA ((u32)0x04000000) -#define ESDHC_SOFTWARE_RESET_CMD ((u32)0x02000000) -#define ESDHC_SOFTWARE_RESET ((u32)0x01000000) -#define ESDHC_CMD_INHIBIT 0x00000003 -#define ESDHC_SYSCTL_INITA ((u32)0x08000000) -#define ESDHC_LITTLE_ENDIAN_MODE ((u32)0x00000020) -#define ESDHC_HW_BIG_ENDIAN_MODE ((u32)0x00000010) -#define ESDHC_BIG_ENDIAN_MODE ((u32)0x00000000) -#define ESDHC_ONE_BIT_SUPPORT ((u32)0x00000000) -#define ESDHC_FOUR_BIT_SUPPORT ((u32)0x00000002) -#define ESDHC_EIGHT_BIT_SUPPORT ((u32)0x00000004) -#define ESDHC_CLOCK_ENABLE 0x00000007 -#define ESDHC_FREQ_MASK 0xffff0007 -#define ESDHC_SYSCTL_FREQ_MASK ((u32)0x000FFFF0) -#define ESDHC_SYSCTL_IDENT_FREQ_TO1 ((u32)0x0000800e) -#define ESDHC_SYSCTL_OPERT_FREQ_TO1 ((u32)0x00000200) -#define ESDHC_SYSCTL_IDENT_FREQ_TO2 ((u32)0x00002040) -#define ESDHC_SYSCTL_OPERT_FREQ_TO2 ((u32)0x00000050) -#define ESDHC_INTERRUPT_ENABLE ((u32)0x007f0133) -#define ESDHC_CLEAR_INTERRUPT ((u32)0x117f01ff) -#define ESDHC_SYSCTL_DTOCV_VAL ((u32)0x000E0000) -#define ESDHC_IRQSTATEN_DTOESEN ((u32)0x00100000) -#define ESDHC_ENDIAN_MODE_MASK ((u32)0x00000030) -#define ESDHC_SYSCTRL_RSTC ((u32)0x02000000) -#define ESDHC_SYSCTRL_RSTD ((u32)0x04000000) -#define ESDHC_CONFIG_BLOCK 0x00010200 -#define ESDHC_OPER_TIMEOUT (96 * 100) -#define ESDHC_ACMD41_TIMEOUT (32000) -#define ESDHC_CMD1_TIMEOUT (32000) -#define ESDHC_BLOCK_SHIFT (16) -#define ESDHC_CARD_INIT_TIMEOUT (64) - -#define ESDHC_SYSCTL_SDCLKEN_MASK ((u32)0x00000008) -#define ESDHC_PRSSTAT_SDSTB_BIT ((u32)0x00000008) -#define ESDHC_SYSCTL_INPUT_CLOCK_MASK ((u32)0x00000007) - -#define ESDHC_BUS_WIDTH_MASK ((u32)0x00000006) -#define ESDHC_DATA_TRANSFER_SHIFT (4) -#define ESDHC_RESPONSE_FORMAT_SHIFT (16) -#define ESDHC_DATA_PRESENT_SHIFT (21) -#define ESDHC_CRC_CHECK_SHIFT (19) -#define ESDHC_CMD_INDEX_CHECK_SHIFT (20) -#define ESDHC_CMD_INDEX_SHIFT (24) -#define ESDHC_BLOCK_COUNT_ENABLE_SHIFT (1) -#define ESDHC_MULTI_SINGLE_BLOCK_SELECT_SHIFT (5) -#define BLK_LEN (512) -#define ESDHC_READ_WATER_MARK_LEVEL_BL_4 ((u32)0x00000001) -#define ESDHC_READ_WATER_MARK_LEVEL_BL_8 ((u32)0x00000002) -#define ESDHC_READ_WATER_MARK_LEVEL_BL_16 ((u32)0x00000004) -#define ESDHC_READ_WATER_MARK_LEVEL_BL_64 ((u32)0x00000010) -#define ESDHC_READ_WATER_MARK_LEVEL_BL_512 ((u32)0x00000080) - -#define ESDHC_WRITE_WATER_MARK_LEVEL_BL_4 ((u32)0x00010000) -#define ESDHC_WRITE_WATER_MARK_LEVEL_BL_8 ((u32)0x00020000) -#define ESDHC_WRITE_WATER_MARK_LEVEL_BL_16 ((u32)0x00040000) -#define ESDHC_WRITE_WATER_MARK_LEVEL_BL_64 ((u32)0x00100000) -#define ESDHC_WRITE_WATER_MARK_LEVEL_BL_512 ((u32)0x00800000) - -#define WRITE_READ_WATER_MARK_LEVEL 0x00800080 - -/* Present State register bit masks */ -#define ESDHC_PRESENT_STATE_CIHB ((u32)0x00000001) -#define ESDHC_PRESENT_STATE_CDIHB ((u32)0x00000002) -#define ONE (1) -#define ESDHC_FIFO_SIZE (128) - -#define ESDHC_STATUS_END_CMD_RESP_MSK ((u32)0x00000001) -#define ESDHC_STATUS_END_CMD_RESP_TIME_MSK ((u32)0x000F0001) -#define ESDHC_STATUS_TIME_OUT_RESP_MSK ((u32)0x00010000) -#define ESDHC_STATUS_RESP_CRC_ERR_MSK ((u32)0x00020000) -#define ESDHC_STATUS_RESP_CMD_INDEX_ERR_MSK ((u32)0x00080000) -#define ESDHC_STATUS_BUF_READ_RDY_MSK ((u32)0x00000020) -#define ESDHC_STATUS_BUF_WRITE_RDY_MSK ((u32)0x00000010) -#define ESDHC_STATUS_TRANSFER_COMPLETE_MSK ((u32)0x00000002) -#define ESDHC_STATUS_DATA_RW_MSK ((u32)0x00700002) -#define ESDHC_STATUS_TRANSFER_COMPLETE_MSK ((u32)0x00000002) -#define ESDHC_STATUS_TIME_OUT_READ_MASK ((u32)0x00100000) -#define ESDHC_STATUS_READ_CRC_ERR_MSK ((u32)0x00200000) -#define ESDHC_STATUS_RESP_CMD_END_BIT_ERR_MSK ((u32)0x00040000) -#define ESDHC_STATUS_RW_DATA_END_BIT_ERR_MSK ((u32)0x00400000) - -#define ESDHC_STATUS_TIME_OUT_READ (3200) -#define ESDHC_READ_DATA_TIME_OUT (3200) -#define ESDHC_WRITE_DATA_TIME_OUT (8000) - -#define ESDHC_CONFIG_BLOCK_512 ((u32)0x00000200) -#define ESDHC_CONFIG_BLOCK_64 ((u32)0x00000040) -#define ESDHC_CONFIG_BLOCK_8 ((u32)0x00000008) -#define ESDHC_CONFIG_BLOCK_4 ((u32)0x00000004) - -#define ESDHC_MAX_BLOCK_COUNT ((u32)0x0000ffff) - -typedef enum { - ESDHC1, - ESDHC2, - ESDHC3 -} esdhc_num_t; - -typedef enum { - WRITE, - READ, -} xfer_type_t; - -typedef enum { - RESPONSE_NONE, - RESPONSE_136, - RESPONSE_48, - RESPONSE_48_CHECK_BUSY -} response_format_t; - - -typedef enum { - DATA_PRESENT_NONE, - DATA_PRESENT -} data_present_select; - -typedef enum { - DISABLE, - ENABLE -} crc_check_enable, cmdindex_check_enable, block_count_enable; - -typedef enum { - SINGLE, - MULTIPLE -} multi_single_block_select; - -typedef struct { - u32 command; - u32 arg; - xfer_type_t data_transfer; - response_format_t response_format; - data_present_select data_present; - crc_check_enable crc_check; - cmdindex_check_enable cmdindex_check; - block_count_enable block_count_enable_check; - multi_single_block_select multi_single_block; -} esdhc_cmd_t; - -typedef struct { - response_format_t format; - u32 cmd_rsp0; - u32 cmd_rsp1; - u32 cmd_rsp2; - u32 cmd_rsp3; -} esdhc_resp_t; - -typedef enum { - BIG_ENDIAN, - HALF_WORD_BIG_ENDIAN, - LITTLE_ENDIAN -} endian_mode_t; - -typedef enum { - OPERATING_FREQ = 20000, /* in kHz */ - IDENTIFICATION_FREQ = 400 /* in kHz */ -} sdhc_freq_t; - -enum esdhc_data_status { - ESDHC_DATA_ERR = 3, - ESDHC_DATA_OK = 4 -}; - -enum esdhc_int_cntr_val { - ESDHC_INT_CNTR_END_CD_RESP = 0x4, - ESDHC_INT_CNTR_BUF_WR_RDY = 0x8 -}; - -enum esdhc_reset_status { - ESDHC_WRONG_RESET = 0, - ESDHC_CORRECT_RESET = 1 -}; - -typedef enum { - WEAK = 0, - STRONG = 1 -} esdhc_pullup_t; - -extern u32 interface_reset(void); -extern void interface_configure_clock(sdhc_freq_t); -extern void interface_read_response(esdhc_resp_t *); -extern u32 interface_send_cmd_wait_resp(esdhc_cmd_t *); -extern u32 interface_data_read(u32 *, u32); -extern void interface_config_block_info(u32, u32, u32); -extern u32 interface_data_write(u32 *, u32); -extern void interface_clear_interrupt(void); -extern void interface_initialization_active(void); -extern void esdhc_set_cmd_pullup(esdhc_pullup_t pull_up); -extern void esdhc_soft_reset(u32 mask); -extern u32 interface_set_bus_width(u32 bus_width); -/*================================================================================================*/ -#endif /* ESDHC_H */ |