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update MPI3508

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goodtft 2019-07-06 10:53:37 +01:00
parent 4296433c5e
commit 854864e08e
1 changed files with 2 additions and 0 deletions
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2
MPI3508-show
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@ -1,6 +1,7 @@
#!/bin/bash
sudo ./system_backup.sh
hw_version=`tr -d '\0' < /proc/device-tree/model`
root_dev=`grep -oPr "root=[^\s]*" /boot/cmdline.txt | awk -F= '{printf $NF}'`
if test "$root_dev" = "/dev/mmcblk0p7";then
sudo cp -rf ./boot/config-noobs-nomal.txt ./boot/config.txt.bak
@ -21,6 +22,7 @@ sudo echo "hdmi_mode=87" >> ./boot/config.txt.bak
sudo echo "hdmi_drive=2" >> ./boot/config.txt.bak
sudo echo "hdmi_cvt 480 320 60 6 0 0 0" >> ./boot/config.txt.bak
sudo echo "dtoverlay=ads7846,cs=1,penirq=25,penirq_pull=2,speed=50000,keep_vref_on=0,swapxy=0,pmax=255,xohms=150,xmin=200,xmax=3900,ymin=200,ymax=3900" >> ./boot/config.txt.bak
[[ $hw_version =~ "Raspberry Pi 4" ]] && sudo echo "hdmi_timings=600 0 20 28 48 400 0 13 3 32 0 0 0 30 0 25000000 5" >> ./boot/config.txt.bak
sudo cp -rf ./boot/config.txt.bak /boot/config.txt
#sudo cp -rf ./boot/config-35-480X320.txt /boot/config.txt