On 2023/9/9 17:33, Massimo Pegorer wrote:
Update and improve documentation about build steps for SoCs that
require using TF-A and TPL binaries provided by Rockchip, such as
rk3308. Add rk3308 boards case to rST document. Add ROCK Pi S in
the list of supported boards. Minor page format improvements.
Signed-off-by: Massimo Pegorer <massimo.pegorer+...@gmail.com>
Reviewed-by: Kever Yang <kever.y...@rock-chips.com>
Thanks,
- Kever
---
doc/README.rockchip | 10 +-------
doc/board/rockchip/rockchip.rst | 43 +++++++++++++++++++++++++++------
2 files changed, 36 insertions(+), 17 deletions(-)
diff --git a/doc/README.rockchip b/doc/README.rockchip
index 52b5140eca..84caff8a24 100644
--- a/doc/README.rockchip
+++ b/doc/README.rockchip
@@ -38,16 +38,8 @@ Building
(or you can use another cross compiler if you prefer)
2. To build RK3308 board:
- - Get the rkbin
- => git clone https://github.com/rockchip-linux/rkbin.git
- - Compile U-Boot
- => cd /path/to/u-boot
- => export BL31=/path/to/rkbin/bin/rk33/rk3308_bl31_v2.22.elf
- => make roc-cc-rk3308_defconfig
- => make CROSS_COMPILE=aarch64-linux-gnu- all
- => ./tools/mkimage -n rk3308 -T rksd -d
/path/to/rkbin/bin/rk33/rk3308_ddr_589MHz_uart2_m0_v1.26.bin idbloader.img
- => cat spl/u-boot-spl.bin >> idbloader.img
+ See doc/board/rockchip/rockchip.rst
3. To build RK3399 board:
diff --git a/doc/board/rockchip/rockchip.rst b/doc/board/rockchip/rockchip.rst
index de9fe8e642..d0fa7a9c8f 100644
--- a/doc/board/rockchip/rockchip.rst
+++ b/doc/board/rockchip/rockchip.rst
@@ -53,6 +53,7 @@ List of mainline supported Rockchip boards:
- Google Speedy (chromebook_speedy)
- Amarula Vyasa-RK3288 (vyasa-rk3288)
* rk3308
+ - Radxa ROCK Pi S (rock-pi-s-rk3308)
- Rockchip Evb-RK3308 (evb-rk3308)
- Roc-cc-RK3308 (roc-cc-rk3308)
* rk3326
@@ -142,6 +143,19 @@ To build TF-A:
Specify the PLAT= with desired Rockchip platform to build TF-A for.
+For SoCs whose TF-A code is not available as open source, use BL31 binary provided by Rockchip:
+
+.. code-block:: bash
+
+ git clone --depth 1 https://github.com/rockchip-linux/rkbin
+
+TPL
+^^^
+
+For some SoCs U-Boot sources lack of support to inizialize DRAM.
+In these cases, to get a fully functional image following
:ref:`PackageWithTPLandSPL`, use DDR binary provided by Rockchip rkbin
repository as ROCKCHIP_TPL when building U-Boot.
+Otherwise, follow :ref:`PackageWithRockchipMiniloader`.
+
U-Boot
^^^^^^
@@ -172,6 +186,15 @@ To build rk3288 boards:
make evb-rk3288_defconfig
make CROSS_COMPILE=arm-linux-gnueabihf-
+To build rk3308 boards:
+
+.. code-block:: bash
+
+ export BL31=../rkbin/bin/rk33/rk3308_bl31_v2.26.elf
+ export
ROCKCHIP_TPL=../rkbin/bin/rk33/rk3308_ddr_589MHz_uartX_mY_v2.07.bin
+ make evb-rk3308_defconfig
+ make CROSS_COMPILE=aarch64-linux-gnu-
+
To build rk3328 boards:
.. code-block:: bash
@@ -218,11 +241,13 @@ To build rk3588 boards:
Flashing
--------
+.. _`PackageWithTPLandSPL`:
+
1. Package the image with U-Boot TPL/SPL
------------------------------------------
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
SD Card
-^^^^^^^
+"""""""
All Rockchip platforms (except rk3128 which doesn't use SPL) are now
supporting a single boot image using binman.
@@ -235,7 +260,7 @@ To write an image that boots from a SD card (assumed to be
/dev/sda):
sync
eMMC
-^^^^
+""""
eMMC flash would probe on mmc0 in most of the Rockchip platforms.
@@ -274,7 +299,7 @@ For Rockchip 32-bit platforms the U-Boot proper image
is u-boot-dtb.img
SPI
-^^^
+"""
Write u-boot-rockchip-spi.bin to offset 0 of SPI flash.
@@ -286,8 +311,10 @@ Copy u-boot-rockchip-spi.bin into SD card and boot from SD:
load mmc 1:1 $kernel_addr_r u-boot-rockchip-spi.bin
sf update $fileaddr 0 $filesize
+.. _`PackageWithRockchipMiniloader`:
+
2. Package the image with Rockchip miniloader
----------------------------------------------
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Image package with Rockchip miniloader requires rkbin [1].
@@ -327,14 +354,14 @@ Note:
2. 0x200000 is a load address and is an option for some platforms.
3. Package the RK3066 image with U-Boot TPL/SPL on NAND
--------------------------------------------------------
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Unlike later SoC models the rk3066 BootROM doesn't have SDMMC support.
If all other boot options fail then it enters into a BootROM mode on the USB
OTG port.
This method loads TPL/SPL on NAND with U-Boot and kernel on SD card.
SD Card
-^^^^^^^
+"""""""
U-Boot expects a GPT partition map and a boot directory structure with files on the SD card.
@@ -369,7 +396,7 @@ To write a U-Boot image to the SD card (assumed to be /dev/sda):
sync
NAND
-^^^^
+""""
Bring device in BootROM mode:
