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{{DISPLAYTITLE:Yocto Linux BSP Ver.A User Guide for ROM-5722 Dual Lite}} <!--
 
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= Prerequisites =
 
Refer to [[IoTGateway/BSP/Linux/iMX8/Yocto_LBVA_User_Guide|Yocto Linux BSP Ver.A User Guide for iMX8 series]]<br>
 
using the following settings to build one generic ROM-5722 image for iMX8MP Quad/Dual
 
 
:[[ IoTGateway/BSP/Linux/iMX8/Yocto_LBVA_User_Guide#Get_BSP | Get_BSP ]]
 
::specify manifest file to <span style="color:#7030a0">'''imx8LBVA1021.xml</span>
 
 
:[[ IoTGateway/BSP/Linux/iMX8/Yocto_LBVA_User_Guide#Build_Instructions | Build Instructions ]]
 
::<code><span style="color:#7030a0">'''MC'''</span>=imx8mprom5722a1</code>
 
::<code><span style="color:#7030a0">'''UC'''</span>=4G</code>
 
 
= config u-boot-imx =
 
convert into development stage in yocto environment
 
<pre>
 
devtool modify u-boot-imx
 
</pre>
 
change current directory to build/workspace/sources/u-boot-imx
 
 
modify arch/arm/mach-imx/imx8m/soc.c
 
<pre>
 
patch -p1 << END_OF_PATCH
 
diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c
 
index c55ea8df7d..11a442befa 100644
 
--- a/arch/arm/mach-imx/imx8m/soc.c
 
+++ b/arch/arm/mach-imx/imx8m/soc.c
 
@@ -799,7 +799,12 @@ int disable_vpu_nodes(void *blob)
 
const char *nodes_path_8mp[] = {
 
"/vpu_g1@38300000",
 
"/vpu_g2@38310000",
 
- "/vpu_vc8000e@38320000"
 
+ "/vpu_vc8000e@38320000",
 
+ "/soc@0/blk-ctl@38330000",
 
+ "/soc@0/bus@30000000/gpc@303a0000/pgc/power-domain@19",
 
+ "/soc@0/bus@30000000/gpc@303a0000/pgc/power-domain@20",
 
+ "/soc@0/bus@30000000/gpc@303a0000/pgc/power-domain@21",
 
+ "/soc@0/bus@30000000/gpc@303a0000/pgc/power-domain@22"
 
};
 
 
if (is_imx8mq())
 
END_OF_PATCH
 
</pre>
 
 
change back to the original build directory, then bake again
 
 
<pre>
 
bitbake u-boot-imx
 
</pre>
 
 
= config linux-imx =
 
convert into development stage in yocto environment
 
<pre>
 
devtool modify linux-imx
 
</pre>
 
change current directory to build/workspace/sources/linux-imx
 
modify arch/arm64/boot/dts/freescale/imx8mp-rom5722-a1.dts
 
<pre>
 
patch -p1 << END_OF_PATCH
 
END_OF_PATCH
 
</pre>
 
 
change back to the original build directory, then bake again
 
 
<pre>
 
bitbake linux-imx
 
</pre>
 

Latest revision as of 03:56, 3 July 2024