blob: 8e61b51c020ec01303951ec9c673b7f4b6e2fa66 [file] [log] [blame]
/*
* Copyright (c) 2016 - 2020, Broadcom
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef PBOOT_HAL_MEMORY_EMMC_DRV_H
#define PBOOT_HAL_MEMORY_EMMC_DRV_H
#include <drivers/delay_timer.h>
#include "emmc_chal_types.h"
#include "emmc_chal_sd.h"
#include "emmc_csl_sdprot.h"
#include "emmc_csl_sdcmd.h"
#include "emmc_csl_sd.h"
#include "emmc_brcm_rdb_sd4_top.h"
#define CLK_SDIO_DIV_52MHZ 0x0
#define SYSCFG_IOCR4_PAD_10MA 0x38000000
#define SDCLK_CNT_PER_MS 52000
#define BOOT_ACK_TIMEOUT (50 * SDCLK_CNT_PER_MS)
#define BOOT_DATA_TIMEOUT (1000 * SDCLK_CNT_PER_MS)
#define EMMC_BOOT_OK 0
#define EMMC_BOOT_ERROR 1
#define EMMC_BOOT_TIMEOUT 2
#define EMMC_BOOT_INVALIDIMAGE 3
#define EMMC_BOOT_NO_CARD 4
#define EMMC_USER_AREA 0
#define EMMC_BOOT_PARTITION1 1
#define EMMC_BOOT_PARTITION2 2
#define EMMC_USE_CURRENT_PARTITION 3
#define EMMC_BOOT_PARTITION_SIZE (128*1024)
#define EMMC_BLOCK_SIZE 512
#define EMMC_DMA_SIZE (4*1024)
/*
* EMMC4.3 definitions
* Table 6 EXT_CSD access mode
* Access
* Bits Access Name Operation
* 00 Command Set The command set is changed according to the Cmd Set field of
* the argument
* 01 Set Bits The bits in the pointed uint8_t are set,
* according to the 1 bits in the Value field.
* 10 Clear Bits The bits in the pointed uint8_t are cleared,
* according to the 1 bits in the Value field.
* 11 Write Byte The Value field is written into the pointed uint8_t.
*/
#define SDIO_HW_EMMC_EXT_CSD_WRITE_BYTE 0X03000000
/* Boot bus width1 BOOT_BUS_WIDTH 1 R/W [177] */
#define SDIO_HW_EMMC_EXT_CSD_BOOT_BUS_WIDTH_OFFSET 0X00B10000
/* Boot configuration BOOT_CONFIG 1 R/W [179] */
#define SDIO_HW_EMMC_EXT_CSD_BOOT_CONFIG_OFFSET 0X00B30000
/* Bus width mode BUS_WIDTH 1 WO [183] */
#define SDIO_HW_EMMC_EXT_CSD_BUS_WIDTH_OFFSET 0X00B70000
/*
* Bit 6: BOOT_ACK (non-volatile)
* 0x0 : No boot acknowledge sent (default)
* 0x1 : Boot acknowledge sent during boot operation
* Bit[5:3] : BOOT_PARTITION_ENABLE (non-volatile)
* User selects boot data that will be sent to master
* 0x0 : Device not boot enabled (default)
* 0x1 : Boot partition 1 enabled for boot
* 0x2 : Boot partition 2 enabled for boot
* 0x3-0x6 : Reserved
* 0x7 : User area enabled for boot
* Bit[2:0] : BOOT_PARTITION_ACCESS
* User selects boot partition for read and write operation
* 0x0 : No access to boot partition (default)
* 0x1 : R/W boot partition 1
* 0x2 : R/W boot partition 2
* 0x3-0x7 : Reserved
*/
#define SDIO_HW_EMMC_EXT_CSD_BOOT_ACC_BOOT1 0X00000100
#define SDIO_HW_EMMC_EXT_CSD_BOOT_ACC_BOOT2 0X00000200
#define SDIO_HW_EMMC_EXT_CSD_BOOT_ACC_USER 0X00000000
#define SDIO_HW_EMMC_EXT_CSD_BOOT_EN_BOOT1 0X00004800
#define SDIO_HW_EMMC_EXT_CSD_BOOT_EN_BOOT2 0X00005000
#define SDIO_HW_EMMC_EXT_CSD_BOOT_EN_USER 0X00007800
#define SD_US_DELAY(x) udelay(x)
#endif