diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/drivers/emmc.h | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/include/drivers/emmc.h b/include/drivers/emmc.h deleted file mode 100644 index 286c014a..00000000 --- a/include/drivers/emmc.h +++ /dev/null @@ -1,165 +0,0 @@ -/* - * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#ifndef __EMMC_H__ -#define __EMMC_H__ - -#include <stdint.h> - -#define EMMC_BLOCK_SIZE 512 -#define EMMC_BLOCK_MASK (EMMC_BLOCK_SIZE - 1) -#define EMMC_BOOT_CLK_RATE (400 * 1000) - -#define EMMC_CMD0 0 -#define EMMC_CMD1 1 -#define EMMC_CMD2 2 -#define EMMC_CMD3 3 -#define EMMC_CMD6 6 -#define EMMC_CMD7 7 -#define EMMC_CMD8 8 -#define EMMC_CMD9 9 -#define EMMC_CMD12 12 -#define EMMC_CMD13 13 -#define EMMC_CMD17 17 -#define EMMC_CMD18 18 -#define EMMC_CMD21 21 -#define EMMC_CMD23 23 -#define EMMC_CMD24 24 -#define EMMC_CMD25 25 -#define EMMC_CMD35 35 -#define EMMC_CMD36 36 -#define EMMC_CMD38 38 - -#define OCR_POWERUP (1 << 31) -#define OCR_BYTE_MODE (0 << 29) -#define OCR_SECTOR_MODE (2 << 29) -#define OCR_ACCESS_MODE_MASK (3 << 29) -#define OCR_VDD_MIN_2V7 (0x1ff << 15) -#define OCR_VDD_MIN_2V0 (0x7f << 8) -#define OCR_VDD_MIN_1V7 (1 << 7) - -#define EMMC_RESPONSE_R1 1 -#define EMMC_RESPONSE_R1B 1 -#define EMMC_RESPONSE_R2 4 -#define EMMC_RESPONSE_R3 1 -#define EMMC_RESPONSE_R4 1 -#define EMMC_RESPONSE_R5 1 - -#define EMMC_FIX_RCA 6 /* > 1 */ -#define RCA_SHIFT_OFFSET 16 - -#define CMD_EXTCSD_PARTITION_CONFIG 179 -#define CMD_EXTCSD_BUS_WIDTH 183 -#define CMD_EXTCSD_HS_TIMING 185 - -#define PART_CFG_BOOT_PARTITION1_ENABLE (1 << 3) -#define PART_CFG_PARTITION1_ACCESS (1 << 0) - -/* values in EXT CSD register */ -#define EMMC_BUS_WIDTH_1 0 -#define EMMC_BUS_WIDTH_4 1 -#define EMMC_BUS_WIDTH_8 2 -#define EMMC_BUS_WIDTH_DDR_4 5 -#define EMMC_BUS_WIDTH_DDR_8 6 -#define EMMC_BOOT_MODE_BACKWARD (0 << 3) -#define EMMC_BOOT_MODE_HS_TIMING (1 << 3) -#define EMMC_BOOT_MODE_DDR (2 << 3) - -#define EXTCSD_SET_CMD (0 << 24) -#define EXTCSD_SET_BITS (1 << 24) -#define EXTCSD_CLR_BITS (2 << 24) -#define EXTCSD_WRITE_BYTES (3 << 24) -#define EXTCSD_CMD(x) (((x) & 0xff) << 16) -#define EXTCSD_VALUE(x) (((x) & 0xff) << 8) - -#define STATUS_CURRENT_STATE(x) (((x) & 0xf) << 9) -#define STATUS_READY_FOR_DATA (1 << 8) -#define STATUS_SWITCH_ERROR (1 << 7) -#define EMMC_GET_STATE(x) (((x) >> 9) & 0xf) -#define EMMC_STATE_IDLE 0 -#define EMMC_STATE_READY 1 -#define EMMC_STATE_IDENT 2 -#define EMMC_STATE_STBY 3 -#define EMMC_STATE_TRAN 4 -#define EMMC_STATE_DATA 5 -#define EMMC_STATE_RCV 6 -#define EMMC_STATE_PRG 7 -#define EMMC_STATE_DIS 8 -#define EMMC_STATE_BTST 9 -#define EMMC_STATE_SLP 10 - -#define EMMC_FLAG_CMD23 (1 << 0) - -typedef struct emmc_cmd { - unsigned int cmd_idx; - unsigned int cmd_arg; - unsigned int resp_type; - unsigned int resp_data[4]; -} emmc_cmd_t; - -typedef struct emmc_ops { - void (*init)(void); - int (*send_cmd)(emmc_cmd_t *cmd); - int (*set_ios)(int clk, int width); - int (*prepare)(int lba, uintptr_t buf, size_t size); - int (*read)(int lba, uintptr_t buf, size_t size); - int (*write)(int lba, const uintptr_t buf, size_t size); -} emmc_ops_t; - -typedef struct emmc_csd { - unsigned int not_used: 1; - unsigned int crc: 7; - unsigned int ecc: 2; - unsigned int file_format: 2; - unsigned int tmp_write_protect: 1; - unsigned int perm_write_protect: 1; - unsigned int copy: 1; - unsigned int file_format_grp: 1; - - unsigned int reserved_1: 5; - unsigned int write_bl_partial: 1; - unsigned int write_bl_len: 4; - unsigned int r2w_factor: 3; - unsigned int default_ecc: 2; - unsigned int wp_grp_enable: 1; - - unsigned int wp_grp_size: 5; - unsigned int erase_grp_mult: 5; - unsigned int erase_grp_size: 5; - unsigned int c_size_mult: 3; - unsigned int vdd_w_curr_max: 3; - unsigned int vdd_w_curr_min: 3; - unsigned int vdd_r_curr_max: 3; - unsigned int vdd_r_curr_min: 3; - unsigned int c_size_low: 2; - - unsigned int c_size_high: 10; - unsigned int reserved_2: 2; - unsigned int dsr_imp: 1; - unsigned int read_blk_misalign: 1; - unsigned int write_blk_misalign: 1; - unsigned int read_bl_partial: 1; - unsigned int read_bl_len: 4; - unsigned int ccc: 12; - - unsigned int tran_speed: 8; - unsigned int nsac: 8; - unsigned int taac: 8; - unsigned int reserved_3: 2; - unsigned int spec_vers: 4; - unsigned int csd_structure: 2; -} emmc_csd_t; - -size_t emmc_read_blocks(int lba, uintptr_t buf, size_t size); -size_t emmc_write_blocks(int lba, const uintptr_t buf, size_t size); -size_t emmc_erase_blocks(int lba, size_t size); -size_t emmc_rpmb_read_blocks(int lba, uintptr_t buf, size_t size); -size_t emmc_rpmb_write_blocks(int lba, const uintptr_t buf, size_t size); -size_t emmc_rpmb_erase_blocks(int lba, size_t size); -void emmc_init(const emmc_ops_t *ops, int clk, int bus_width, - unsigned int flags); - -#endif /* __EMMC_H__ */ |