Document SPI flash program steps for rockchip platforms.
Suggested-by: Hugh Cole-Baker sigmaris@gmail.com Signed-off-by: Jagan Teki jagan@amarulasolutions.com Reviewed-by: Kever Yang kever.yang@rock-chips.com --- Changes for v4: - none
doc/board/rockchip/rockchip.rst | 26 +++++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-)
diff --git a/doc/board/rockchip/rockchip.rst b/doc/board/rockchip/rockchip.rst index 7b72fab496..76b228a046 100644 --- a/doc/board/rockchip/rockchip.rst +++ b/doc/board/rockchip/rockchip.rst @@ -162,6 +162,30 @@ Program the flash:: Note: for rockchip 32-bit platforms the U-Boot proper image is u-boot-dtb.img
+SPI +^^^ + +Generating idbloader for SPI boot would require to input a multi image +image format to mkimage tool instead of concerting (like for MMC boot). + +SPL-alone SPI boot image:: + + ./tools/mkimage -n rk3399 -T rkspi -d spl/u-boot-spl.bin idbloader.img + +TPL+SPL SPI boot image:: + + ./tools/mkimage -n rk3399 -T rkspi -d tpl/u-boot-tpl.bin:spl/u-boot-spl.bin idbloader.img + +Copy SPI boot images into SD card and boot from SD:: + + sf probe + load mmc 1:1 $kernel_addr_r idbloader.img + sf erase 0 +$filesize + sf write $kernel_addr_r 0 ${filesize} + load mmc 1:1 ${kernel_addr_r} u-boot.itb + sf erase 0x60000 +$filesize + sf write $kernel_addr_r 0x60000 ${filesize} + TODO ----
@@ -171,4 +195,4 @@ TODO - Add missing SoC's with it boards list
.. Jagan Teki jagan@amarulasolutions.com -.. Sunday 24 May 2020 10:08:41 PM IST +.. Tuesday 02 June 2020 12:18:57 AM IST