On the target board:

=> dfu 0 mmc 0

On the host PC:

$ dfu-util -l

Found DFU: [0525:a4a5] devnum=0, cfg=1, intf=0, alt=0, name="image" Found DFU: [0525:a4a5] devnum=0, cfg=1, intf=0, alt=1, name="u-boot" Found DFU: [0525:a4a5] devnum=0, cfg=1, intf=0, alt=2, name="bootimg" Found DFU: [0525:a4a5] devnum=0, cfg=1, intf=0, alt=3, name="rootfs"

Update with a full SD image

$ dfu-util -a image -D core-image-minimal-imx7dsabresd.sdcard

Update u-boot only

$ dfu-util -a u-boot -D u-boot.imx

Signed-off-by: Tzu-Jung Lee roylee17@currantlabs.com

diff --git a/include/configs/mx7dsabresd.h b/include/configs/mx7dsabresd.h index f16f9c1..92444e9 100644 --- a/include/configs/mx7dsabresd.h +++ b/include/configs/mx7dsabresd.h @@ -65,8 +65,15 @@ "initrd_high=0xffffffff\0" \ "bootcmd_mfg=run mfgtool_args;bootz ${loadaddr} ${initrd_addr} ${fdt_addr};\0" \

+#define CONFIG_DFU_ENV_SETTINGS \ + "dfu_alt_info=image raw 0 0x800000;"\ + "u-boot raw 0 0x4000;"\ + "bootimg part 0 1;"\ + "rootfs part 0 2\0" \ + #define CONFIG_EXTRA_ENV_SETTINGS \ CONFIG_MFG_ENV_SETTINGS \ + CONFIG_DFU_ENV_SETTINGS \ "script=boot.scr\0" \ "image=zImage\0" \ "console=ttymxc0\0" \ @@ -188,4 +195,24 @@

#define CONFIG_IMX_THERMAL

+#define CONFIG_CI_UDC +#define CONFIG_USBD_HS +#define CONFIG_USB_GADGET_DUALSPEED + +#define CONFIG_USB_GADGET +#define CONFIG_CMD_USB_MASS_STORAGE +#define CONFIG_USB_FUNCTION_MASS_STORAGE +#define CONFIG_USB_GADGET_DOWNLOAD +#define CONFIG_USB_GADGET_VBUS_DRAW 2 + +#define CONFIG_G_DNL_VENDOR_NUM 0x0525 +#define CONFIG_G_DNL_PRODUCT_NUM 0xa4a5 +#define CONFIG_G_DNL_MANUFACTURER "FSL" + +/* USB Device Firmware Update support */ +#define CONFIG_CMD_DFU +#define CONFIG_USB_FUNCTION_DFU +#define CONFIG_DFU_MMC +#define CONFIG_DFU_RAM + #endif /* __CONFIG_H */