doc: rockchip: Add doc for rk3399 TPL build/flash
This patch add documentation for TPL build and flashing steps
for rk3399 boards.
Add full boot log for future reference.
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/doc/README.rockchip b/doc/README.rockchip
index ca4d647..264f7e4 100644
--- a/doc/README.rockchip
+++ b/doc/README.rockchip
@@ -173,7 +173,10 @@
=> make u-boot.itb
(Get spl/u-boot-spl-dtb.bin, u-boot.itb images and some boards would get
- spl/u-boot-spl.bin since it doesn't enable CONFIG_SPL_OF_CONTROL)
+ spl/u-boot-spl.bin since it doesn't enable CONFIG_SPL_OF_CONTROL
+
+ If TPL enabled on the target, get tpl/u-boot-tpl-dtb.bin or tpl/u-boot-tpl.bin
+ if CONFIG_TPL_OF_CONTROL not enabled)
Writing to the board with USB
=============================
@@ -455,6 +458,52 @@
Hit any key to stop autoboot: 0
=>
+Option 3: Package the image with TPL:
+
+ - Prefix rk3399 header to TPL image
+
+ => cd /path/to/u-boot
+ => ./tools/mkimage -n rk3399 -T rksd -d tpl/u-boot-tpl-dtb.bin out
+
+ - Concatinate tpl with spl
+
+ => cd /path/to/u-boot
+ => cat ./spl/u-boot-spl-dtb.bin >> out
+
+ - Write tpl+spl at 64th sector
+
+ => sudo dd if=out of=/dev/sdc seek=64
+
+ - Write U-Boot proper at 16384 sector
+
+ => sudo dd if=u-boot.itb of=/dev/sdc seek=16384
+ => sync
+
+Put this SD (or micro-SD) card into your board and reset it. You should see
+something like:
+
+U-Boot TPL board init
+Trying to boot from BOOTROM
+Returning to boot ROM...
+
+U-Boot SPL board init
+Trying to boot from MMC1
+
+
+U-Boot 2019.07-rc1-00241-g5b3244767a (May 08 2019 - 10:51:06 +0530)
+
+Model: Orange Pi RK3399 Board
+DRAM: 2 GiB
+MMC: dwmmc@fe310000: 2, dwmmc@fe320000: 1, sdhci@fe330000: 0
+Loading Environment from MMC... OK
+In: serial@ff1a0000
+Out: serial@ff1a0000
+Err: serial@ff1a0000
+Model: Orange Pi RK3399 Board
+Net: eth0: ethernet@fe300000
+Hit any key to stop autoboot: 0
+=>
+
Using fastboot on rk3288
========================
- Write GPT partition layout to mmc device which fastboot want to use it to