From: Igor Opaniuk igor.opaniuk@toradex.com
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 ---
include/configs/apalis-tk1.h | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/include/configs/apalis-tk1.h b/include/configs/apalis-tk1.h index 4127f2d6c6..8ca571b9b7 100644 --- a/include/configs/apalis-tk1.h +++ b/include/configs/apalis-tk1.h @@ -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" \