126 lines
2.4 KiB
C
126 lines
2.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
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/*
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* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
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* Copyright (C) 2020 Engicam S.r.l.
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* Copyright (C) 2020 Amarula Solutions(India)
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* Author: Jagan Teki <jagan@amarulasolutions.com>
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*/
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#include <common.h>
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#include <env.h>
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#include <env_internal.h>
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#include <syscon.h>
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#include <asm/io.h>
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#include <asm/arch/sys_proto.h>
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#include <power/regulator.h>
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DECLARE_GLOBAL_DATA_PTR;
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int checkboard(void)
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{
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char *mode;
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const char *fdt_compat;
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int fdt_compat_len;
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if (IS_ENABLED(CONFIG_TFABOOT))
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mode = "trusted";
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else
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mode = "basic";
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printf("Board: stm32mp1 in %s mode", mode);
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fdt_compat = fdt_getprop(gd->fdt_blob, 0, "compatible",
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&fdt_compat_len);
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if (fdt_compat && fdt_compat_len)
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printf(" (%s)", fdt_compat);
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puts("\n");
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return 0;
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}
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/* board dependent setup after realloc */
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int board_init(void)
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{
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/* address of boot parameters */
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gd->bd->bi_boot_params = STM32_DDR_BASE + 0x100;
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if (IS_ENABLED(CONFIG_DM_REGULATOR))
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regulators_enable_boot_on(_DEBUG);
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return 0;
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}
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int board_late_init(void)
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{
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return 0;
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}
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enum env_location env_get_location(enum env_operation op, int prio)
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{
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u32 bootmode = get_bootmode();
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if (prio)
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return ENVL_UNKNOWN;
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switch (bootmode & TAMP_BOOT_DEVICE_MASK) {
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case BOOT_FLASH_SD:
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case BOOT_FLASH_EMMC:
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if (CONFIG_IS_ENABLED(ENV_IS_IN_MMC))
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return ENVL_MMC;
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else if (CONFIG_IS_ENABLED(ENV_IS_IN_EXT4))
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return ENVL_EXT4;
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else
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return ENVL_NOWHERE;
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case BOOT_FLASH_NAND:
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case BOOT_FLASH_SPINAND:
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if (CONFIG_IS_ENABLED(ENV_IS_IN_UBI))
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return ENVL_UBI;
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else
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return ENVL_NOWHERE;
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case BOOT_FLASH_NOR:
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if (CONFIG_IS_ENABLED(ENV_IS_IN_SPI_FLASH))
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return ENVL_SPI_FLASH;
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else
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return ENVL_NOWHERE;
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default:
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return ENVL_NOWHERE;
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}
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}
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const char *env_ext4_get_intf(void)
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{
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u32 bootmode = get_bootmode();
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switch (bootmode & TAMP_BOOT_DEVICE_MASK) {
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case BOOT_FLASH_SD:
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case BOOT_FLASH_EMMC:
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return "mmc";
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default:
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return "";
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}
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}
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const char *env_ext4_get_dev_part(void)
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{
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static char *const dev_part[] = {"0:auto", "1:auto", "2:auto"};
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u32 bootmode = get_bootmode();
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return dev_part[(bootmode & TAMP_BOOT_INSTANCE_MASK) - 1];
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}
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int mmc_get_env_dev(void)
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{
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u32 bootmode = get_bootmode();
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return (bootmode & TAMP_BOOT_INSTANCE_MASK) - 1;
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}
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#if defined(CONFIG_OF_BOARD_SETUP)
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int ft_board_setup(void *blob, struct bd_info *bd)
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{
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return 0;
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}
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#endif
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