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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2016 Freescale Semiconductor, Inc.
- * Copyright 2018 NXP
- *
- */
- #include <common.h>
- #include <linux/errno.h>
- #include <asm/io.h>
- #include <env.h>
- #include <command.h>
- #include <stdbool.h>
- #include <mmc.h>
- static int check_mmc_autodetect(void)
- {
- char *autodetect_str = env_get("mmcautodetect");
- if ((autodetect_str) && (strcmp(autodetect_str, "yes") == 0))
- return 1;
- return 0;
- }
- /* This should be defined for each board */
- __weak int mmc_map_to_kernel_blk(int dev_no)
- {
- return dev_no;
- }
- void board_late_mmc_env_init(void)
- {
- char cmd[32];
- char mmcblk[32];
- u32 dev_no = mmc_get_env_dev();
- if (!check_mmc_autodetect())
- return;
- env_set_ulong("mmcdev", dev_no);
- /* Set mmcblk env */
- sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw",
- mmc_map_to_kernel_blk(dev_no));
- env_set("mmcroot", mmcblk);
- sprintf(cmd, "mmc dev %d", dev_no);
- run_command(cmd, 0);
- }
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