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| author | Peng Fan <Peng.Fan@freescale.com> | 2015-07-11 11:38:46 +0800 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2015-08-02 10:47:05 +0200 |
| commit | e6fc8995d6654df23387ccac91543a2206cfcb36 (patch) | |
| tree | 83fa7c953bd27c07b642be6926fcf26a9211a598 /include/configs/mx6sabre_common.h | |
| parent | 8d7794615c7672b03b5140dfe2bac65daf7ce5eb (diff) | |
| download | u-boot-e6fc8995d6654df23387ccac91543a2206cfcb36.tar.gz | |
imx: mx6sabresd/sabreauto runtime setting fdt_file
Detect the SOC and board variant at runtime and change the dtb name,
but not hardcoding the fdt_file env variable.
Take the following patch as a reference.
Íd58699b157df75f1aa0b363ea9c21add21a0c
"mx6cuboxi: Load the correct 'fdtfile' variable"
Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
Reviewed-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'include/configs/mx6sabre_common.h')
| -rw-r--r-- | include/configs/mx6sabre_common.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/include/configs/mx6sabre_common.h b/include/configs/mx6sabre_common.h index e42dfc9045..903ab1860e 100644 --- a/include/configs/mx6sabre_common.h +++ b/include/configs/mx6sabre_common.h @@ -70,10 +70,12 @@ #define EMMC_ENV "" #endif +#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG + #define CONFIG_EXTRA_ENV_SETTINGS \ "script=boot.scr\0" \ "image=zImage\0" \ - "fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \ + "fdt_file=undefined\0" \ "fdt_addr=0x18000000\0" \ "boot_fdt=try\0" \ "ip_dyn=yes\0" \ @@ -143,9 +145,24 @@ "fi; " \ "else " \ "bootz; " \ - "fi;\0" + "fi;\0" \ + "findfdt="\ + "if test $fdt_file = undefined; then " \ + "if test $board_name = SABREAUTO && test $board_rev = MX6Q; then " \ + "setenv fdt_file imx6q-sabreauto.dtb; fi; " \ + "if test $board_name = SABREAUTO && test $board_rev = MX6DL; then " \ + "setenv fdt_file imx6dl-sabreauto.dtb; fi; " \ + "if test $board_name = SABRESD && test $board_rev = MX6Q; then " \ + "setenv fdt_file imx6q-sabresd.dtb; fi; " \ + "if test $board_name = SABRESD && test $board_rev = MX6DL; then " \ + "setenv fdt_file imx6dl-sabresd.dtb; fi; " \ + "if test $fdt_file = undefined; then " \ + "echo WARNING: Could not determine dtb to use; fi; " \ + "fi;\0" \ + #define CONFIG_BOOTCOMMAND \ + "run findfdt;" \ "mmc dev ${mmcdev};" \ "if mmc rescan; then " \ "if run loadbootscript; then " \ |