diff options
| author | Quentin Schulz <quentin.schulz@theobroma-systems.com> | 2022-09-15 11:14:25 +0200 |
|---|---|---|
| committer | Quentin Schulz <quentin.schulz@theobroma-systems.com> | 2022-10-19 12:13:03 +0200 |
| commit | a6949bb1bb465443a5926a2c4bf7afd922f2f311 (patch) | |
| tree | 12876a186b1122306626604faabaebb5df391f3d | |
| parent | e23d3f1ba3c75f3c9d83a194335dddbb78a28078 (diff) | |
FROMLIST: rockchip: puma-rk3399: load environment from same MMC as used for loading U-Boot proper
Automatically detect which MMC device (SD-Card or eMMC) was used to load
U-Boot proper and load the environment from that MMC device instead of
a hardcoded one.
Cc: Quentin Schulz <foss+uboot@0leil.net>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Signed-off-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Link: https://lore.kernel.org/r/20220915091432.789294-6-foss+uboot@0leil.net
Signed-off-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
| -rw-r--r-- | board/theobroma-systems/puma_rk3399/puma-rk3399.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/board/theobroma-systems/puma_rk3399/puma-rk3399.c b/board/theobroma-systems/puma_rk3399/puma-rk3399.c index ce3436b770..5e5e58c88e 100644 --- a/board/theobroma-systems/puma_rk3399/puma-rk3399.c +++ b/board/theobroma-systems/puma_rk3399/puma-rk3399.c @@ -113,6 +113,28 @@ static int setup_boottargets(void) return 0; } +int mmc_get_env_dev(void) +{ + const char *boot_device = + ofnode_read_chosen_string("u-boot,spl-boot-device"); + + if (!boot_device) { + debug("%s: /chosen/u-boot,spl-boot-device not set\n", + __func__); + return CONFIG_SYS_MMC_ENV_DEV; + } + + debug("%s: booted from %s\n", __func__, boot_device); + + if (!strcmp(boot_device, "/mmc@fe320000")) + return 1; + + if (!strcmp(boot_device, "/mmc@fe330000")) + return 0; + + return CONFIG_SYS_MMC_ENV_DEV; +} + int misc_init_r(void) { const u32 cpuid_offset = 0x7; |