From 7e01363df32c7fafde97670fff41be9e615bb3be Mon Sep 17 00:00:00 2001 From: Jagan Teki Date: Sun, 24 May 2020 23:02:13 +0530 Subject: [PATCH] doc: rockchip: Document eMMC program steps Document eMMC partition creation and program steps for rockchip platforms. Signed-off-by: Jagan Teki Reviewed-by: Kever Yang --- doc/board/rockchip/rockchip.rst | 32 ++++++++++++++++++++++++++++++-- 1 file changed, 30 insertions(+), 2 deletions(-) diff --git a/doc/board/rockchip/rockchip.rst b/doc/board/rockchip/rockchip.rst index cd9c8d6dc4..1faa675aa8 100644 --- a/doc/board/rockchip/rockchip.rst +++ b/doc/board/rockchip/rockchip.rst @@ -117,14 +117,42 @@ To write an image that boots from an SD card (assumed to be /dev/sda):: sudo dd if=u-boot-rockchip.bin of=/dev/sda seek=64 sync +eMMC +^^^^ + +eMMC flash would probe on mmc0 in most of the rockchip platforms. + +Create GPT partition layout as defined in configurations:: + + mmc dev 0 + gpt write mmc 0 $partitions + +Connect the USB-OTG cable between host and target device. + +Launch fastboot at target:: + + fastboot 0 + +Upon successful gadget connection,host show the USB device like:: + + lsusb + Bus 001 Device 020: ID 2207:330c Fuzhou Rockchip Electronics Company RK3399 in Mask ROM mode + +Program the flash:: + + sudo fastboot -i 0x2207 flash loader1 idbloader.img + sudo fastboot -i 0x2207 flash loader2 u-boot.itb + +Note: for rockchip 32-bit platforms the U-Boot proper image +is u-boot-dtb.img + TODO ---- - Add rockchip idbloader image building - Add rockchip TPL image building - Document SPI flash boot -- Describe steps for eMMC flashing - Add missing SoC's with it boards list .. Jagan Teki -.. Fri Jan 10 00:08:40 IST 2020 +.. Sunday 24 May 2020 10:08:41 PM IST -- 2.25.1