- rootfs.ext4
- rootfs.tar
- sdcard.img
- - u-boot.imx
+ - u-boot-dtb.imx
- zImage
Flash the eMMC image
USB port, and also a USB cable between the OTG warp7 port and the host
PC.
-Copy u-boot.imx to the imx_usb_loader folder.
+Copy u-boot-dtb.imx to the imx_usb_loader folder.
-Load u-boot.imx via USB:
+Load u-boot-dtb.imx via USB:
-$ sudo ./imx_usb u-boot.imx
+$ sudo ./imx_usb u-boot-dtb.imx
Then U-Boot should start and its messages will appear in the console program.
=> env default -f -a
=> saveenv
+
+Run the DFU command:
+=> dfu 0 mmc 0
+
+Transfer u-boot-dtb.imx that will be flashed into the eMMC:
+
+$ sudo dfu-util -D u-boot-dtb.imx -a boot
+
+Then on the U-Boot prompt the following message should be seen after a
+successful upgrade:
+
+#DOWNLOAD ... OK
+Ctrl+C to exit ...
+
=> ums 0 mmc 0
sudo dd if=output/images/sdcard.img of=/dev/<your-emmc-device>
BR2_cortex_a7=y
BR2_ARM_FPU_NEON_VFPV4=y
-# Linux headers same as kernel, a 5.0 series
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_5_0=y
+# Linux headers same as kernel, a 5.1 series
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_5_1=y
# system
BR2_TARGET_GENERIC_GETTY_PORT="ttymxc0"
# Kernel
BR2_LINUX_KERNEL=y
BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.0.9"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.1.16"
BR2_LINUX_KERNEL_DEFCONFIG="imx_v6_v7"
BR2_LINUX_KERNEL_DTS_SUPPORT=y
BR2_LINUX_KERNEL_INTREE_DTS_NAME="imx7s-warp"
BR2_TARGET_UBOOT=y
BR2_TARGET_UBOOT_BOARDNAME="warp7"
BR2_TARGET_UBOOT_CUSTOM_VERSION=y
-BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2019.01"
-BR2_TARGET_UBOOT_FORMAT_IMX=y
+BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2019.07"
+BR2_TARGET_UBOOT_FORMAT_DTB_IMX=y
# wifi firmware for brcm43430
BR2_PACKAGE_LINUX_FIRMWARE=y