From: Igor Opaniuk <igor.opan...@toradex.com>

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

Usage example:
> tftpboot ${loadaddr} ${board_name}/u-boot-nand.imx
> run update_uboot

Signed-off-by: Igor Opaniuk <igor.opan...@toradex.com>
---

 include/configs/colibri-imx6ull.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/configs/colibri-imx6ull.h 
b/include/configs/colibri-imx6ull.h
index 0c36a57a0e..ac65ffdfd2 100644
--- a/include/configs/colibri-imx6ull.h
+++ b/include/configs/colibri-imx6ull.h
@@ -47,6 +47,13 @@
        "ramdisk_addr_r=0x82200000\0" \
        "scriptaddr=0x87000000\0"
 
+#define UBOOT_UPDATE \
+       "uboot_hwpart=1\0" \
+       "update_uboot=nand erase.part u-boot1 && " \
+               "nand write ${loadaddr} u-boot1 ${filesize} && " \
+               "nand erase.part u-boot2 && " \
+               "nand write ${loadaddr} u-boot2 ${filesize}\0"
+
 #define NFS_BOOTCMD \
        "nfsargs=ip=:::::eth0: root=/dev/nfs\0" \
        "nfsboot=run setup; " \
@@ -83,6 +90,7 @@
        MEM_LAYOUT_ENV_SETTINGS \
        NFS_BOOTCMD \
        UBI_BOOTCMD \
+       UBOOT_UPDATE \
        "console=ttymxc0\0" \
        "defargs=user_debug=30\0" \
        "dfu_alt_info=" DFU_ALT_NAND_INFO "\0" \
-- 
2.17.1

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