[PATCH 35/53] imx: imx9: Support multiple env storages at runtime
Peng Fan (OSS)
peng.fan at oss.nxp.com
Wed Jul 20 15:17:49 CEST 2022
From: Ye Li <ye.li at nxp.com>
Select env storages according to boot device at runtime
Signed-off-by: Ye Li <ye.li at nxp.com>
Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
arch/arm/mach-imx/imx9/soc.c | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/arch/arm/mach-imx/imx9/soc.c b/arch/arm/mach-imx/imx9/soc.c
index ca88271564c..797d7a802ba 100644
--- a/arch/arm/mach-imx/imx9/soc.c
+++ b/arch/arm/mach-imx/imx9/soc.c
@@ -288,6 +288,40 @@ int timer_init(void)
return 0;
}
+enum env_location env_get_location(enum env_operation op, int prio)
+{
+ enum boot_device dev = get_boot_device();
+ enum env_location env_loc = ENVL_UNKNOWN;
+
+ if (prio)
+ return env_loc;
+
+ switch (dev) {
+#if defined(CONFIG_ENV_IS_IN_SPI_FLASH)
+ case QSPI_BOOT:
+ env_loc = ENVL_SPI_FLASH;
+ break;
+#endif
+#if defined(CONFIG_ENV_IS_IN_MMC)
+ case SD1_BOOT:
+ case SD2_BOOT:
+ case SD3_BOOT:
+ case MMC1_BOOT:
+ case MMC2_BOOT:
+ case MMC3_BOOT:
+ env_loc = ENVL_MMC;
+ break;
+#endif
+ default:
+#if defined(CONFIG_ENV_IS_NOWHERE)
+ env_loc = ENVL_NOWHERE;
+#endif
+ break;
+ }
+
+ return env_loc;
+}
+
static int mix_power_init(enum mix_power_domain pd)
{
enum src_mix_slice_id mix_id;
--
2.36.0
More information about the U-Boot
mailing list