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authorAngus Ainslie <angus@akkea.ca>2022-08-25 06:46:02 -0700
committerStefano Babic <sbabic@denx.de>2022-09-18 22:56:10 +0200
commit466a9ea2a1ae0e6e0d4aed2d74a9e71240912654 (patch)
treeaf569a6e4f29da31a69c267a4c90dbe5e4347c4b /doc
parent1f650d9ec66ee168f4a2373aa19e3a5f9f4a7254 (diff)
board: purism: add the Purism Librem5 phone
Initial commit of Librem5 u-boot and SPL Signed-off-by: Angus Ainslie <angus@akkea.ca> Co-developed-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@puri.sm> Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@puri.sm> Reviewed-by: Fabio Estevam <festevam@denx.de>
Diffstat (limited to 'doc')
-rw-r--r--doc/board/index.rst1
-rw-r--r--doc/board/purism/index.rst9
-rw-r--r--doc/board/purism/librem5.rst60
3 files changed, 70 insertions, 0 deletions
diff --git a/doc/board/index.rst b/doc/board/index.rst
index 01b99f9cf5..53edd5301f 100644
--- a/doc/board/index.rst
+++ b/doc/board/index.rst
@@ -28,6 +28,7 @@ Board-specific doc
nokia/index
nxp/index
openpiton/index
+ purism/index
qualcomm/index
rockchip/index
samsung/index
diff --git a/doc/board/purism/index.rst b/doc/board/purism/index.rst
new file mode 100644
index 0000000000..a9cdc312d4
--- /dev/null
+++ b/doc/board/purism/index.rst
@@ -0,0 +1,9 @@
+.. SPDX-License-Identifier: GPL-2.0+
+
+Purism SPC
+==========
+
+.. toctree::
+ :maxdepth: 2
+
+ librem5
diff --git a/doc/board/purism/librem5.rst b/doc/board/purism/librem5.rst
new file mode 100644
index 0000000000..fb050c6302
--- /dev/null
+++ b/doc/board/purism/librem5.rst
@@ -0,0 +1,60 @@
+.. SPDX-License-Identifier: GPL-2.0+
+
+Librem5
+==========
+
+U-Boot for the Purism Librem5 phone
+
+Quick Start
+-----------
+
+- Build the ARM Trusted firmware binary
+- Get ddr and hdmi firmware
+- Build U-Boot
+
+Get and Build the ARM Trusted firmware
+--------------------------------------
+
+Note: srctree is U-Boot source directory
+Get ATF from: https://source.puri.sm/Librem5/arm-trusted-firmware
+branch: librem5
+
+.. code-block:: bash
+
+ $ make PLAT=imx8mq CROSS_COMPILE=aarch64-linux-gnu- bl31
+ $ cp build/imx8mq/release/bl31.bin $(builddir)
+
+Get the ddr and display port firmware
+-------------------------------------
+
+.. code-block:: bash
+
+ $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.15.bin
+ $ chmod +x firmware-imx-8.15.bin
+ $ ./firmware-imx-8.15.bin
+ $ cp firmware-imx-8.15/firmware/hdmi/cadence/signed_dp_imx8m.bin $(builddir)
+ $ cp firmware-imx-8.15/firmware/ddr/synopsys/lpddr4*.bin $(builddir)
+
+Build U-Boot
+------------
+
+.. code-block:: bash
+
+ $ export CROSS_COMPILE=aarch64-linux-gnu-
+ $ make librem5_defconfig
+ $ make ARCH=arm
+
+Burn the flash.bin
+------------------
+
+Use uuu to burn flash.bin. Power on the phone while holding vol+ to get it
+into uuu mode.
+
+.. code-block:: bash
+
+ $ git clone https://source.puri.sm/Librem5/librem5-devkit-tools.git
+ $ cd librem5-devkit-tools
+ $ cp $(builddir)/flash.bin files/u-boot-librem5.imx
+ $ uuu uuu_scripts/u-boot_flash_librem5.lst
+
+Reboot the phone.