Get ddr init binary
==============================================================================
> git clone https://github.com/rockchip-linux/rkbin.git
- > dd if=./rkbin/rv1x/rv1108ddr.bin of=ddr.bin bs=4 skip=1
Compile U-Boot
===========================
> make CROSS_COMPILE=arm-linux-gnueabi- evb-rv1108_defconfig all
- > ./tools/mkimage -n rv1108 -T rksd -d ddr.bin spl.bin
+ > ./tools/mkimage -n rv1108 -T rksd -d ../rkbin/rv1x/rv1108ddr_v1.00.bin spl.bin
> cat spl.bin u-boot.bin > u-boot.img
Flash the image by rkdeveloptool
rkdeveloptool can get from https://github.com/rockchip-linux/rkdeveloptool.git
Power on(or reset with RESET KEY) with MASKROM KEY preesed, and then:
- > rkdeveloptool db ./rkbin/rv1x/RV1108_usb_boot.bin
+ > rkdeveloptool db ./rkbin/rv1x/rv1108usbboot_v1.00.bin
> rkdeveloptool wl 0x40 u-boot.img
> rkdeveloptool RD