[J-u-boot.git] / arch / arm / mach-imx / mmc_env.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2017 NXP
 */

#include <common.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/sys_proto.h>
#include <asm/io.h>
#include <asm/mach-imx/boot_mode.h>

__weak int board_mmc_get_env_dev(int devno)
{
	return CONFIG_SYS_MMC_ENV_DEV;
}

int mmc_get_env_dev(void)
{
	struct bootrom_sw_info **p =
		(struct bootrom_sw_info **)(ulong)ROM_SW_INFO_ADDR;
	int devno = (*p)->boot_dev_instance;
	u8 boot_type = (*p)->boot_dev_type;

	/* If not boot from sd/mmc, use default value */
	if ((boot_type != BOOT_TYPE_SD) && (boot_type != BOOT_TYPE_MMC))
		return CONFIG_SYS_MMC_ENV_DEV;

	return board_mmc_get_env_dev(devno);
}
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
c1ef4863 PF	2	/*
c1ef4863 PF	3	* Copyright (C) 2017 NXP
c1ef4863 PF	4	*/
	5
	6	#include <common.h>
	7	#include <asm/arch/imx-regs.h>
	8	#include <asm/arch/sys_proto.h>
	9	#include <asm/io.h>
	10	#include <asm/mach-imx/boot_mode.h>
	11
	12	__weak int board_mmc_get_env_dev(int devno)
	13	{
	14	return CONFIG_SYS_MMC_ENV_DEV;
	15	}
	16
	17	int mmc_get_env_dev(void)
	18	{
	19	struct bootrom_sw_info **p =
	20	(struct bootrom_sw_info **)(ulong)ROM_SW_INFO_ADDR;
	21	int devno = (*p)->boot_dev_instance;
	22	u8 boot_type = (*p)->boot_dev_type;
	23
	24	/* If not boot from sd/mmc, use default value */
	25	if ((boot_type != BOOT_TYPE_SD) && (boot_type != BOOT_TYPE_MMC))
	26	return CONFIG_SYS_MMC_ENV_DEV;
	27
	28	return board_mmc_get_env_dev(devno);
	29	}