diff options
Diffstat (limited to 'include/drivers/brcm/emmc/bcm_emmc.h')
-rw-r--r-- | include/drivers/brcm/emmc/bcm_emmc.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/include/drivers/brcm/emmc/bcm_emmc.h b/include/drivers/brcm/emmc/bcm_emmc.h new file mode 100644 index 0000000..67f0602 --- /dev/null +++ b/include/drivers/brcm/emmc/bcm_emmc.h @@ -0,0 +1,104 @@ +/* + * Copyright (c) 2016 - 2020, Broadcom + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef EMMC_H +#define EMMC_H + +#include <stdint.h> + +#include <common/debug.h> + +#include <platform_def.h> + +#include "emmc_chal_types.h" +#include "emmc_chal_sd.h" +#include "emmc_csl_sdprot.h" +#include "emmc_csl_sdcmd.h" +#include "emmc_pboot_hal_memory_drv.h" + +/* ------------------------------------------------------------------- */ +#define EXT_CSD_SIZE 512 + +#ifdef PLAT_SD_MAX_READ_LENGTH +#define SD_MAX_READ_LENGTH PLAT_SD_MAX_READ_LENGTH +#ifdef USE_EMMC_LARGE_BLK_TRANSFER_LENGTH +#define SD_MAX_BLK_TRANSFER_LENGTH 0x10000000 +#else +#define SD_MAX_BLK_TRANSFER_LENGTH 0x1000 +#endif +#else +#define SD_MAX_READ_LENGTH EMMC_BLOCK_SIZE +#define SD_MAX_BLK_TRANSFER_LENGTH EMMC_BLOCK_SIZE +#endif + +struct emmc_global_buffer { + union { + uint8_t Ext_CSD_storage[EXT_CSD_SIZE]; + uint8_t tempbuf[SD_MAX_READ_LENGTH]; + } u; +}; + +struct emmc_global_vars { + struct sd_card_data cardData; + struct sd_handle sdHandle; + struct sd_dev sdDevice; + struct sd_card_info sdCard; + unsigned int init_done; +}; + +#define ICFG_SDIO0_CAP0__SLOT_TYPE_R 27 +#define ICFG_SDIO0_CAP0__INT_MODE_R 26 +#define ICFG_SDIO0_CAP0__SYS_BUS_64BIT_R 25 +#define ICFG_SDIO0_CAP0__VOLTAGE_1P8V_R 24 +#define ICFG_SDIO0_CAP0__VOLTAGE_3P0V_R 23 +#define ICFG_SDIO0_CAP0__VOLTAGE_3P3V_R 22 +#define ICFG_SDIO0_CAP0__SUSPEND_RESUME_R 21 +#define ICFG_SDIO0_CAP0__SDMA_R 20 +#define ICFG_SDIO0_CAP0__HIGH_SPEED_R 19 +#define ICFG_SDIO0_CAP0__ADMA2_R 18 +#define ICFG_SDIO0_CAP0__EXTENDED_MEDIA_R 17 +#define ICFG_SDIO0_CAP0__MAX_BLOCK_LEN_R 15 +#define ICFG_SDIO0_CAP0__BASE_CLK_FREQ_R 7 +#define ICFG_SDIO0_CAP0__TIMEOUT_UNIT_R 6 +#define ICFG_SDIO0_CAP0__TIMEOUT_CLK_FREQ_R 0 +#define ICFG_SDIO0_CAP1__SPI_BLOCK_MODE_R 22 +#define ICFG_SDIO0_CAP1__SPI_MODE_R 21 +#define ICFG_SDIO0_CAP1__CLK_MULT_R 13 +#define ICFG_SDIO0_CAP1__RETUNING_MODE_R 11 +#define ICFG_SDIO0_CAP1__TUNE_SDR50_R 10 +#define ICFG_SDIO0_CAP1__TIME_RETUNE_R 6 +#define ICFG_SDIO0_CAP1__DRIVER_D_R 5 +#define ICFG_SDIO0_CAP1__DRIVER_C_R 4 +#define ICFG_SDIO0_CAP1__DRIVER_A_R 3 +#define ICFG_SDIO0_CAP1__DDR50_R 2 +#define ICFG_SDIO0_CAP1__SDR104_R 1 +#define ICFG_SDIO0_CAP1__SDR50_R 0 + +#define SDIO0_CTRL_REGS_BASE_ADDR (SDIO0_EMMCSDXC_SYSADDR) +#define SDIO0_IDM_RESET_CTRL_ADDR (SDIO_IDM0_IDM_RESET_CONTROL) + +#define EMMC_CTRL_REGS_BASE_ADDR SDIO0_CTRL_REGS_BASE_ADDR +#define EMMC_IDM_RESET_CTRL_ADDR SDIO0_IDM_RESET_CTRL_ADDR +#define EMMC_IDM_IO_CTRL_DIRECT_ADDR SDIO_IDM0_IO_CONTROL_DIRECT + +extern struct emmc_global_buffer *emmc_global_buf_ptr; + +extern struct emmc_global_vars *emmc_global_vars_ptr; + +#define EMMC_CARD_DETECT_TIMEOUT_MS 1200 +#define EMMC_CMD_TIMEOUT_MS 200 +#define EMMC_BUSY_CMD_TIMEOUT_MS 200 +#define EMMC_CLOCK_SETTING_TIMEOUT_MS 100 +#define EMMC_WFE_RETRY 40000 +#define EMMC_WFE_RETRY_DELAY_US 10 + +#ifdef EMMC_DEBUG +#define EMMC_TRACE INFO +#else +#define EMMC_TRACE(...) +#endif + +#endif /* EMMC_H */ |