From d93ab9b16678e25f4fb3b600900e37aa4780da8c Mon Sep 17 00:00:00 2001 From: Fabio Berton Date: Thu, 16 Nov 2017 09:59:46 -0200 Subject: [PATCH] pico-imx6ul: Add boot and rootfs dfu_alt_info Change dfu_alt_info variable to use the following altsetting: uboot: To flash raw U-Boot /zImage: boot: To copy kernel image /imx6ul-pico-hobbit.dtb: To copy dtb file rootfs: To copy rootfs List the currently attached DFU capable USB devices running: sudo dfu-util -l Flash U-Boot: sudo dfu-util -D u-boot.imx -a uboot Copy boot files: sudo dfu-util -D zImage -a /zImage sudo dfu-util -D imx6ul-pico-hobbit.dtb -a /imx6ul-pico-hobbit.dtb Flash rootfs: sudo dfu-util -D rootfs.ext4 -a rootfs To copy boot files you need to have a formated mmc 0:1 partition. To format with ext4 filesystem you can use ums. Run on target: ums 0 mmc 0 and on host: sudo mkfs.ext4 /dev/sdx1 Signed-off-by: Fabio Berton Signed-off-by: Otavio Salvador --- include/configs/pico-imx6ul.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/include/configs/pico-imx6ul.h b/include/configs/pico-imx6ul.h index c775c32..6a19861 100644 --- a/include/configs/pico-imx6ul.h +++ b/include/configs/pico-imx6ul.h @@ -48,7 +48,11 @@ #define DFU_DEFAULT_POLL_TIMEOUT 300 #define CONFIG_DFU_ENV_SETTINGS \ - "dfu_alt_info=boot raw 0x2 0x400 mmcpart 1\0" \ + "dfu_alt_info=uboot raw 0x2 0x400 mmcpart 1;" \ + "boot part 0 1;" \ + "/zImage ext4 0 1;" \ + "/imx6ul-pico-hobbit.dtb ext4 0 1;" \ + "rootfs part 0 2\0" \ #define CONFIG_SYS_MMC_IMG_LOAD_PART 1 -- 2.7.4