imx8m[m,n,p]_evk: Add redundant environment support

For reliable Over The Air update, it is recommended that redundant
environment is used.

Add redundant environment support for the i.MX8M EVK boards.

While at it, increase the environment size and adjust the offset.

Signed-off-by: Fabio Estevam <festevam@gmail.com>

diff --git a/configs/imx8mn_ddr4_evk_defconfig b/configs/imx8mn_ddr4_evk_defconfig
index a80ceab56f5df979d2952c470b82ccacba71ab98..c0c22f99078b6975797b8cc7b911dc6e08f6e80e 100644 (file)
--- a/configs/imx8mn_ddr4_evk_defconfig
+++ b/configs/imx8mn_ddr4_evk_defconfig
@@ -5,8 +5,8 @@ CONFIG_SYS_MALLOC_LEN=0x2000000
 CONFIG_SPL_GPIO=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_ENV_SIZE=0x1000
-CONFIG_ENV_OFFSET=0x400000
+CONFIG_ENV_SIZE=0x4000
+CONFIG_ENV_OFFSET=0x200000
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="freescale/imx8mn-ddr4-evk"
 CONFIG_TARGET_IMX8MN_DDR4_EVK=y
@@ -22,6 +22,7 @@ CONFIG_SPL_BSS_MAX_SIZE=0x2000
 CONFIG_SYS_BOOTM_LEN=0x2000000
 CONFIG_SYS_LOAD_ADDR=0x42000000
 CONFIG_SPL=y
+CONFIG_ENV_OFFSET_REDUND=0x204000
 CONFIG_SPL_IMX_ROMAPI_LOADADDR=0x48000000
 CONFIG_FIT=y
 CONFIG_FIT_EXTERNAL_OFFSET=0x3000
@@ -64,6 +65,7 @@ CONFIG_OF_CONTROL=y
 CONFIG_SPL_OF_CONTROL=y
 CONFIG_ENV_OVERWRITE=y
 CONFIG_ENV_IS_IN_MMC=y
+CONFIG_ENV_REDUNDANT=y
 CONFIG_ENV_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_MMC_DEVICE_INDEX=1
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y

diff --git a/configs/imx8mn_evk_defconfig b/configs/imx8mn_evk_defconfig
index 47a3094681813047a45d7601dc342f8299262eea..0d6d31abba3f651628a363f82e96b33b11f20a0d 100644 (file)
--- a/configs/imx8mn_evk_defconfig
+++ b/configs/imx8mn_evk_defconfig
@@ -5,8 +5,8 @@ CONFIG_SYS_MALLOC_LEN=0x2000000
 CONFIG_SPL_GPIO=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_ENV_SIZE=0x1000
-CONFIG_ENV_OFFSET=0x400000
+CONFIG_ENV_SIZE=0x4000
+CONFIG_ENV_OFFSET=0x200000
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="freescale/imx8mn-evk"
 CONFIG_TARGET_IMX8MN_EVK=y
@@ -22,6 +22,7 @@ CONFIG_SPL_BSS_MAX_SIZE=0x2000
 CONFIG_SYS_BOOTM_LEN=0x2000000
 CONFIG_SYS_LOAD_ADDR=0x42000000
 CONFIG_SPL=y
+CONFIG_ENV_OFFSET_REDUND=0x204000
 CONFIG_SPL_IMX_ROMAPI_LOADADDR=0x48000000
 CONFIG_EFI_SET_TIME=y
 CONFIG_EFI_MM_COMM_TEE=y
@@ -82,6 +83,7 @@ CONFIG_OF_CONTROL=y
 CONFIG_SPL_OF_CONTROL=y
 CONFIG_ENV_OVERWRITE=y
 CONFIG_ENV_IS_IN_MMC=y
+CONFIG_ENV_REDUNDANT=y
 CONFIG_ENV_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_SPL_DM=y

diff --git a/configs/imx8mp_evk_defconfig b/configs/imx8mp_evk_defconfig
index 0ad1acb94b6d3581c8ba73304cbe0ab58dc102d9..5c3c8a2ca57be6fda9c8c874487fef0737881baa 100644 (file)
--- a/configs/imx8mp_evk_defconfig
+++ b/configs/imx8mp_evk_defconfig
@@ -5,8 +5,8 @@ CONFIG_SYS_MALLOC_LEN=0x2000000
 CONFIG_SPL_GPIO=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_ENV_SIZE=0x1000
-CONFIG_ENV_OFFSET=0x400000
+CONFIG_ENV_SIZE=0x4000
+CONFIG_ENV_OFFSET=0x200000
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="freescale/imx8mp-evk"
 CONFIG_TARGET_IMX8MP_EVK=y
@@ -22,6 +22,7 @@ CONFIG_SPL_BSS_MAX_SIZE=0x400
 CONFIG_SYS_BOOTM_LEN=0x2000000
 CONFIG_SYS_LOAD_ADDR=0x40480000
 CONFIG_SPL=y
+CONFIG_ENV_OFFSET_REDUND=0x20400
 CONFIG_SPL_IMX_ROMAPI_LOADADDR=0x48000000
 CONFIG_EFI_MM_COMM_TEE=y
 CONFIG_EFI_VAR_BUF_SIZE=139264
@@ -77,6 +78,7 @@ CONFIG_OF_CONTROL=y
 CONFIG_SPL_OF_CONTROL=y
 CONFIG_ENV_OVERWRITE=y
 CONFIG_ENV_IS_IN_MMC=y
+CONFIG_ENV_REDUNDANT=y
 CONFIG_ENV_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_MMC_DEVICE_INDEX=1
 CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y

diff --git a/configs/imx8mq_evk_defconfig b/configs/imx8mq_evk_defconfig
index 21bb04d18a810fb26f000f05c505c38dbf4070bb..10de69689e9fcd5ed717bf258360d4fcfd2d4cbd 100644 (file)
--- a/configs/imx8mq_evk_defconfig
+++ b/configs/imx8mq_evk_defconfig
@@ -5,8 +5,8 @@ CONFIG_SYS_MALLOC_LEN=0x600000
 CONFIG_SPL_GPIO=y
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
-CONFIG_ENV_SIZE=0x1000
-CONFIG_ENV_OFFSET=0x400000
+CONFIG_ENV_SIZE=0x4000
+CONFIG_ENV_OFFSET=0x200000
 CONFIG_SYS_I2C_MXC_I2C1=y
 CONFIG_SYS_I2C_MXC_I2C2=y
 CONFIG_SYS_I2C_MXC_I2C3=y
@@ -25,6 +25,7 @@ CONFIG_SPL_BSS_START_ADDR=0x180000
 CONFIG_SPL_BSS_MAX_SIZE=0x2000
 CONFIG_SYS_LOAD_ADDR=0x40480000
 CONFIG_SPL=y
+CONFIG_ENV_OFFSET_REDUND=0x204000
 CONFIG_IMX_BOOTAUX=y
 CONFIG_REMAKE_ELF=y
 CONFIG_EFI_MM_COMM_TEE=y
@@ -75,6 +76,7 @@ CONFIG_CMD_EXT4_WRITE=y
 CONFIG_OF_CONTROL=y
 CONFIG_ENV_OVERWRITE=y
 CONFIG_ENV_IS_IN_MMC=y
+CONFIG_ENV_REDUNDANT=y
 CONFIG_ENV_RELOC_GD_ENV_ADDR=y
 CONFIG_ENV_MMC_DEVICE_INDEX=1
 CONFIG_USE_ETHPRIME=y