1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2017 NXP
6 #include <asm/arch/imx-regs.h>
7 #include <asm/arch/sys_proto.h>
9 #include <asm/mach-imx/boot_mode.h>
11 __weak int board_mmc_get_env_dev(int devno)
13 return CONFIG_SYS_MMC_ENV_DEV;
16 int mmc_get_env_dev(void)
18 struct bootrom_sw_info **p =
19 (struct bootrom_sw_info **)(ulong)ROM_SW_INFO_ADDR;
20 int devno = (*p)->boot_dev_instance;
21 u8 boot_type = (*p)->boot_dev_type;
23 /* If not boot from sd/mmc, use default value */
24 if ((boot_type != BOOT_TYPE_SD) && (boot_type != BOOT_TYPE_MMC))
25 return CONFIG_SYS_MMC_ENV_DEV;
27 return board_mmc_get_env_dev(devno);