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authorFabio Berton <fabio.berton@ossystems.com.br>2017-11-16 09:59:45 -0200
committerStefano Babic <sbabic@denx.de>2017-11-20 09:54:09 +0100
commit65551e389adb577121198449c6dbf2b95c5782ac (patch)
tree2b86e0d85610dee5187b475a3fb9cef8685e665e /include/configs/pico-imx6ul.h
parent9cc71cfa1117ea0f0c6d6df3f64bbd978461b79e (diff)
downloadu-boot-65551e389adb577121198449c6dbf2b95c5782ac.tar.gz
pico-imx6ul: Use PARTUUID to specify the rootfs location
Currently the rootfs location is passed via mmcblk number and using the UUID method to specify the rootfs location is a better approach working even if mmcblk number for the eMMC changes depending on the kernel versions. Signed-off-by: Fabio Berton <fabio.berton@ossystems.com.br> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br> Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Diffstat (limited to 'include/configs/pico-imx6ul.h')
-rw-r--r--include/configs/pico-imx6ul.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/configs/pico-imx6ul.h b/include/configs/pico-imx6ul.h
index d4b29e3950..c775c32690 100644
--- a/include/configs/pico-imx6ul.h
+++ b/include/configs/pico-imx6ul.h
@@ -61,14 +61,15 @@
"fdt_addr=0x83000000\0" \
"mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
"mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
- "mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
"mmcautodetect=yes\0" \
CONFIG_DFU_ENV_SETTINGS \
+ "finduuid=part uuid mmc 0:2 uuid\0" \
"mmcargs=setenv bootargs console=${console},${baudrate} " \
- "root=${mmcroot}\0" \
+ "root=PARTUUID=${uuid} rootwait rw\0" \
"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
"mmcboot=echo Booting from mmc ...; " \
+ "run finduuid; " \
"run mmcargs; " \
"if run loadfdt; then " \
"bootz ${loadaddr} - ${fdt_addr}; " \
@@ -147,6 +148,5 @@
#define CONFIG_SYS_MMC_ENV_DEV 0
#define CONFIG_SYS_MMC_ENV_PART 0
-#define CONFIG_MMCROOT "/dev/mmcblk0p2"
#endif /* __PICO_IMX6UL_CONFIG_H */