apalis-tk1: add update_uboot wrapper

Add universal update_uboot wrapper that helps to update
U-Boot image on internal storage.

Create an proper tegra image:
$ cbootimage -s tegra124 apalis-tk1.img.cfg apalis-tk1.img

Flash in U-boot shell:
> tftpboot ${loadaddr} ${board_name}/${board_name}.img
> run update_uboot

Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Reviewed-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
This commit is contained in:
Igor Opaniuk 2020-03-27 12:15:45 +02:00 committed by Tom Warren
parent e0718b3ab7
commit c9d1ff70e2

View File

@ -46,6 +46,14 @@
"zImage fat 0 1 mmcpart 0; " \
"tegra124-apalis-eval.dtb fat 0 1 mmcpart 0"
#define UBOOT_UPDATE \
"uboot_hwpart=1\0" \
"uboot_blk=0\0" \
"set_blkcnt=setexpr blkcnt ${filesize} + 0x1ff && " \
"setexpr blkcnt ${blkcnt} / 0x200\0" \
"update_uboot=run set_blkcnt && mmc dev 0 ${uboot_hwpart} && " \
"mmc write ${loadaddr} ${uboot_blk} ${blkcnt}\0" \
#define EMMC_BOOTCMD \
"set_emmcargs=setenv emmcargs ip=off root=PARTUUID=${uuid} " \
"ro rootfstype=ext4 rootwait\0" \
@ -104,6 +112,7 @@
"fdt_module=" FDT_MODULE "\0" \
NFS_BOOTCMD \
SD_BOOTCMD \
UBOOT_UPDATE \
"setethupdate=if env exists ethaddr; then; else setenv ethaddr " \
"00:14:2d:00:00:00; fi; pci enum && tftpboot ${loadaddr} " \
"flash_eth.img && source ${loadaddr}\0" \