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colibri_imx7: use UUID for rootfs

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Replace usage of "/dev/mmcblk*p*" with a proper UUID of rootfs
partition. This fixes the issue, when MMC controllers are probed in
a different order in U-boot and Linux kernel.

Acked-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
This commit is contained in:
Igor Opaniuk 2019-05-29 13:00:39 +03:00 committed by Stefano Babic
parent 3d60366500
commit c585f8e273
1 changed files with 28 additions and 19 deletions
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47
include/configs/colibri_imx7.h
View file

@ -49,14 +49,22 @@
#define CONFIG_SERVERIP 192.168.10.1
#define EMMC_BOOTCMD \
"emmcargs=ip=off root=/dev/mmcblk0p2 ro rootfstype=ext4 rootwait\0" \
"emmcboot=run setup; " \
"set_emmcargs=setenv emmcargs ip=off root=PARTUUID=${uuid} ro " \
"rootfstype=ext4 rootwait\0" \
"emmcboot=run setup; run emmcfinduuid; run set_emmcargs; " \
"setenv bootargs ${defargs} ${emmcargs} ${setupargs} " \
"${vidargs}; echo Booting from internal eMMC chip...; " \
"run m4boot && " \
"load mmc 0:1 ${fdt_addr_r} ${soc}-colibri-emmc-${fdt_board}.dtb && " \
"load mmc 0:1 ${kernel_addr_r} ${boot_file} && " \
"run fdt_fixup && bootz ${kernel_addr_r} - ${fdt_addr_r}\0"
"load mmc ${emmcdev}:${emmcbootpart} ${fdt_addr_r} " \
"${soc}-colibri-emmc-${fdt_board}.dtb && " \
"load mmc ${emmcdev}:${emmcbootpart} ${kernel_addr_r} " \
"${boot_file} && run fdt_fixup && " \
"bootz ${kernel_addr_r} - ${fdt_addr_r}\0" \
"emmcbootpart=1\0" \
"emmcdev=0\0" \
"emmcfinduuid=part uuid mmc ${emmcdev}:${emmcrootpart} uuid\0" \
"emmcrootpart=2\0"
#define MEM_LAYOUT_ENV_SETTINGS \
"bootm_size=0x10000000\0" \
@ -67,24 +75,25 @@
"ramdisk_addr_r=0x82100000\0"
#if defined(CONFIG_TARGET_COLIBRI_IMX7_NAND)
#define SD_BOOTCMD \
"sdargs=root=/dev/mmcblk0p2 ro rootwait\0" \
"sdboot=run setup; setenv bootargs ${defargs} ${sdargs} " \
"${setupargs} ${vidargs}; echo Booting from MMC/SD card...; " \
"run m4boot && " \
"load mmc 0:1 ${kernel_addr_r} ${kernel_file} && " \
"load mmc 0:1 ${fdt_addr_r} ${soc}-colibri-${fdt_board}.dtb && " \
"run fdt_fixup && bootz ${kernel_addr_r} - ${fdt_addr_r}\0"
#define SD_BOOTDEV 0
#elif defined(CONFIG_TARGET_COLIBRI_IMX7_EMMC)
#define SD_BOOTDEV 1
#endif
#define SD_BOOTCMD \
"sdargs=root=/dev/mmcblk1p2 ro rootwait\0" \
"sdboot=run setup; setenv bootargs ${defargs} ${sdargs} " \
"set_sdargs=setenv sdargs root=PARTUUID=${uuid} ro rootwait\0" \
"sdboot=run setup; run sdfinduuid; run set_sdargs; " \
"setenv bootargs ${defargs} ${sdargs} " \
"${setupargs} ${vidargs}; echo Booting from MMC/SD card...; " \
"run m4boot && " \
"load mmc 1:1 ${kernel_addr_r} ${kernel_file} && " \
"load mmc 1:1 ${fdt_addr_r} ${soc}-colibri-${fdt_board}.dtb && " \
"run fdt_fixup && bootz ${kernel_addr_r} - ${fdt_addr_r}\0"
#endif
"load mmc ${sddev}:${sdbootpart} ${kernel_addr_r} ${kernel_file} && " \
"load mmc ${sddev}:${sdbootpart} ${fdt_addr_r} " \
"${soc}-colibri-${fdt_board}.dtb && " \
"run fdt_fixup && bootz ${kernel_addr_r} - ${fdt_addr_r}\0" \
"sdbootpart=1\0" \
"sddev=" __stringify(SD_BOOTDEV) "\0" \
"sdfinduuid=part uuid mmc ${sddev}:${sdrootpart} uuid\0" \
"sdrootpart=2\0"
#define NFS_BOOTCMD \