[v2,4/4] colibri_t30: add update_uboot wrapper
diff mbox series

Message ID 20191209125810.15159-5-igor.opaniuk@gmail.com
State New
Delegated to: Tom Warren
Headers show
Series
  • toradex: tegra: add update_uboot wrapper
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Commit Message

Igor Opaniuk Dec. 9, 2019, 12:58 p.m. UTC
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 tegra30 colibri_t30.img.cfg colibri_t30.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/colibri_t30.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

Patch
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diff --git a/include/configs/colibri_t30.h b/include/configs/colibri_t30.h
index 5aecf14393..4e5e89b547 100644
--- a/include/configs/colibri_t30.h
+++ b/include/configs/colibri_t30.h
@@ -39,6 +39,17 @@ 
 #undef CONFIG_SYS_MAXARGS
 #define CONFIG_SYS_MAXARGS		32
 
+#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 BOARD_EXTRA_ENV_SETTINGS \
+	UBOOT_UPDATE
+
 #include "tegra-common-usb-gadget.h"
 #include "tegra-common-post.h"