1*bffde63dSSheetal Tigadoli /* 2*bffde63dSSheetal Tigadoli * Copyright (c) 2016 - 2020, Broadcom 3*bffde63dSSheetal Tigadoli * 4*bffde63dSSheetal Tigadoli * SPDX-License-Identifier: BSD-3-Clause 5*bffde63dSSheetal Tigadoli */ 6*bffde63dSSheetal Tigadoli 7*bffde63dSSheetal Tigadoli #ifndef CSL_SD_H 8*bffde63dSSheetal Tigadoli #define CSL_SD_H 9*bffde63dSSheetal Tigadoli 10*bffde63dSSheetal Tigadoli #define SD_CLOCK_BASE 104000000 11*bffde63dSSheetal Tigadoli #define SD_CLOCK_52MHZ 52000000 12*bffde63dSSheetal Tigadoli #define SD_CLOCK_26MHZ 26000000 13*bffde63dSSheetal Tigadoli #define SD_CLOCK_17MHZ 17330000 14*bffde63dSSheetal Tigadoli #define SD_CLOCK_13MHZ 13000000 15*bffde63dSSheetal Tigadoli #define SD_CLOCK_10MHZ 10000000 16*bffde63dSSheetal Tigadoli #define SD_CLOCK_9MHZ 9000000 17*bffde63dSSheetal Tigadoli #define SD_CLOCK_7MHZ 7000000 18*bffde63dSSheetal Tigadoli #define SD_CLOCK_5MHZ 5000000 19*bffde63dSSheetal Tigadoli #define SD_CLOCK_1MHZ 1000000 20*bffde63dSSheetal Tigadoli #define SD_CLOCK_400KHZ 400000 21*bffde63dSSheetal Tigadoli 22*bffde63dSSheetal Tigadoli #define SD_DRIVE_STRENGTH_MASK 0x38000000 23*bffde63dSSheetal Tigadoli #if defined(_BCM213x1_) || defined(_BCM21551_) || defined(_ATHENA_) 24*bffde63dSSheetal Tigadoli #define SD_DRIVE_STRENGTH 0x28000000 25*bffde63dSSheetal Tigadoli #elif defined(_BCM2153_) 26*bffde63dSSheetal Tigadoli #define SD_DRIVE_STRENGTH 0x38000000 27*bffde63dSSheetal Tigadoli #else 28*bffde63dSSheetal Tigadoli #define SD_DRIVE_STRENGTH 0x00000000 29*bffde63dSSheetal Tigadoli #endif 30*bffde63dSSheetal Tigadoli 31*bffde63dSSheetal Tigadoli #define SD_NUM_HOST 2 32*bffde63dSSheetal Tigadoli 33*bffde63dSSheetal Tigadoli #define SD_CARD_UNLOCK 0 34*bffde63dSSheetal Tigadoli #define SD_CARD_LOCK 0x4 35*bffde63dSSheetal Tigadoli #define SD_CARD_CLEAR_PWD 0x2 36*bffde63dSSheetal Tigadoli #define SD_CARD_SET_PWD 0x1 37*bffde63dSSheetal Tigadoli #define SD_CARD_ERASE_PWD 0x8 38*bffde63dSSheetal Tigadoli 39*bffde63dSSheetal Tigadoli #define SD_CARD_LOCK_STATUS 0x02000000 40*bffde63dSSheetal Tigadoli #define SD_CARD_UNLOCK_STATUS 0x01000000 41*bffde63dSSheetal Tigadoli 42*bffde63dSSheetal Tigadoli #define SD_CMD_ERROR_FLAGS (0x18F << 16) 43*bffde63dSSheetal Tigadoli #define SD_DATA_ERROR_FLAGS (0x70 << 16) 44*bffde63dSSheetal Tigadoli #define SD_AUTO_CMD12_ERROR_FLAGS (0x9F) 45*bffde63dSSheetal Tigadoli #define SD_CARD_STATUS_ERROR 0x10000000 46*bffde63dSSheetal Tigadoli #define SD_CMD_MISSING 0x80000000 47*bffde63dSSheetal Tigadoli 48*bffde63dSSheetal Tigadoli #define SD_TRAN_HIGH_SPEED 0x32 49*bffde63dSSheetal Tigadoli #define SD_CARD_HIGH_CAPACITY 0x40000000 50*bffde63dSSheetal Tigadoli #define SD_CARD_POWER_UP_STATUS 0x80000000 51*bffde63dSSheetal Tigadoli 52*bffde63dSSheetal Tigadoli struct sd_dev_info { 53*bffde63dSSheetal Tigadoli uint32_t mode; /* interrupt or polling */ 54*bffde63dSSheetal Tigadoli uint32_t dma; /* dma enabled or disabled */ 55*bffde63dSSheetal Tigadoli uint32_t voltage; /* voltage level */ 56*bffde63dSSheetal Tigadoli uint32_t slot; /* if the HC is locatd at slot 0 or slot 1 */ 57*bffde63dSSheetal Tigadoli uint32_t version; /* 1.0 or 2.0 */ 58*bffde63dSSheetal Tigadoli uint32_t curSystemAddr; /* system address */ 59*bffde63dSSheetal Tigadoli uint32_t dataWidth; /* data width for the controller */ 60*bffde63dSSheetal Tigadoli uint32_t clock; /* clock rate */ 61*bffde63dSSheetal Tigadoli uint32_t status; /* if device is active on transfer or not */ 62*bffde63dSSheetal Tigadoli }; 63*bffde63dSSheetal Tigadoli 64*bffde63dSSheetal Tigadoli void data_xfer_setup(struct sd_handle *handle, uint8_t *data, 65*bffde63dSSheetal Tigadoli uint32_t length, int dir); 66*bffde63dSSheetal Tigadoli int reset_card(struct sd_handle *handle); 67*bffde63dSSheetal Tigadoli int reset_host_ctrl(struct sd_handle *handle); 68*bffde63dSSheetal Tigadoli int init_card(struct sd_handle *handle, int detection); 69*bffde63dSSheetal Tigadoli int init_mmc_card(struct sd_handle *handle); 70*bffde63dSSheetal Tigadoli int write_buffer(struct sd_handle *handle, uint32_t len, uint8_t *buffer); 71*bffde63dSSheetal Tigadoli int read_buffer(struct sd_handle *handle, uint32_t len, uint8_t *buffer); 72*bffde63dSSheetal Tigadoli int select_blk_sz(struct sd_handle *handle, uint16_t size); 73*bffde63dSSheetal Tigadoli int check_error(struct sd_handle *handle, uint32_t ints); 74*bffde63dSSheetal Tigadoli 75*bffde63dSSheetal Tigadoli int process_data_xfer(struct sd_handle *handle, uint8_t *buffer, 76*bffde63dSSheetal Tigadoli uint32_t addr, uint32_t length, int dir); 77*bffde63dSSheetal Tigadoli int read_block(struct sd_handle *handle, uint8_t *dst, uint32_t addr, 78*bffde63dSSheetal Tigadoli uint32_t len); 79*bffde63dSSheetal Tigadoli #ifdef INCLUDE_EMMC_DRIVER_ERASE_CODE 80*bffde63dSSheetal Tigadoli int erase_card(struct sd_handle *handle, uint32_t addr, uint32_t blocks); 81*bffde63dSSheetal Tigadoli #endif 82*bffde63dSSheetal Tigadoli int write_block(struct sd_handle *handle, uint8_t *src, uint32_t addr, 83*bffde63dSSheetal Tigadoli uint32_t len); 84*bffde63dSSheetal Tigadoli int process_cmd_response(struct sd_handle *handle, uint32_t cmdIndex, 85*bffde63dSSheetal Tigadoli uint32_t rsp0, uint32_t rsp1, uint32_t rsp2, 86*bffde63dSSheetal Tigadoli uint32_t rsp3, struct sd_resp *resp); 87*bffde63dSSheetal Tigadoli int32_t set_config(struct sd_handle *handle, uint32_t speed, 88*bffde63dSSheetal Tigadoli uint32_t retry, uint32_t dma, uint32_t dmaBound, 89*bffde63dSSheetal Tigadoli uint32_t blkSize, uint32_t wfe_retry); 90*bffde63dSSheetal Tigadoli 91*bffde63dSSheetal Tigadoli uint32_t wait_for_event(struct sd_handle *handle, uint32_t mask, 92*bffde63dSSheetal Tigadoli uint32_t retry); 93*bffde63dSSheetal Tigadoli int set_boot_config(struct sd_handle *handle, uint32_t config); 94*bffde63dSSheetal Tigadoli 95*bffde63dSSheetal Tigadoli int mmc_cmd1(struct sd_handle *handle); 96*bffde63dSSheetal Tigadoli #endif /* CSL_SD_H */ 97