[PATCH 7/7] doc: rockchip: Document Rockchip miniloader flashing

[Kever Yang]

Hi Jagan,

在 2020/7/24 下午6:51, Jagan Teki 写道:
> This would be useful and recommended boot flow for new boards
> which has doesn't have the DDR support yet in mainline.
>
> Sometimes it is very useful for debugging mainline DDR support.
>
> Documen it for px30 boot flow.
typo for Doc?
>
> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
> ---
>   doc/board/rockchip/rockchip.rst | 40 ++++++++++++++++++++++++++++++++-
>   1 file changed, 39 insertions(+), 1 deletion(-)
>
> diff --git a/doc/board/rockchip/rockchip.rst b/doc/board/rockchip/rockchip.rst
> index 8c92de0c92..ea061ad171 100644
> --- a/doc/board/rockchip/rockchip.rst
> +++ b/doc/board/rockchip/rockchip.rst
> @@ -123,6 +123,9 @@ To build rk3399 boards::
>   Flashing
>   --------
>   
> +1. Package the image with U-Boot TPL/SPL
> +-----------------------------------------
> +
>   SD Card
>   ^^^^^^^
>   
> @@ -187,6 +190,39 @@ Copy SPI boot images into SD card and boot from SD::
>           sf erase 0x60000 +$filesize
>           sf write $kernel_addr_r 0x60000 ${filesize}
>   
> +2. Package the image with Rockchip miniloader
> +---------------------------------------------
> +
> +Image package with Rockchip miniloader requires robin [1].
typo robin/rkbin
> +
> +Create idbloader.img
> +
> +.. code-block:: none
What do you mean by all these 'code-block'? I think we can just say use 
all the binaries from rkbin?
> +
> +  cd u-boot
> +  ./tools/mkimage -n px30 -T rksd -d rkbin/bin/rk33/px30_ddr_333MHz_v1.15.bin idbloader.img
> +  cat rkbin/bin/rk33/px30_miniloader_v1.22.bin >> idbloader.img
It would be better to use new format instead of 'cat' for miniloader part.
> +  sudo dd if=idbloader.img of=/dev/sda seek=64
> +
> +Create trust.img
> +
> +.. code-block:: none
> +
> +  cd rkbin
> +  ./tools/trust_merger RKTRUST/PX30TRUST.ini
> +  sudo dd if=trust.img of=/dev/sda seek=24576
> +
> +Create uboot.img
> +
> +.. code-block:: none
> +
> +  rbink/tools/loaderimage --pack --uboot u-boot-dtb.bin uboot.img 0x200000
> +  sudo dd if=uboot.img of=/dev/sda seek=16384
> +
> +Note:
> +1. 0x200000 is load address and it's an optional in some platforms.
0x200000 is CONFIG_SYS_TEXT_BASE, use this macro will help user better 
under stand.
> +2. rkbin binaries are kept on updating, so would recommend to use the latest versions.
> +
>   TODO
>   ----
>   
> @@ -195,5 +231,7 @@ TODO
>   - Document SPI flash boot
>   - Add missing SoC's with it boards list
>   
> +[1] https://github.com/rockchip-linux/rkbin
> +
>   .. Jagan Teki <jagan at amarulasolutions.com>
> -.. Tuesday 02 June 2020 12:18:57 AM IST
> +.. Thursday 23 July 2020 04:50:22 PM IST