Rock3a修改连接树莓派屏幕设置后再改回无法显示hdmi

#1

rock3a修改连接树莓派屏幕设置后再改回无法显示hdmi.根据 Rock3/hardware/display - Radxa Wiki文档操作后再改回仍然无法使用hdmi输出。

#2

请问你使用的是哪一个镜像，可以把 /boot/extlinux/extlinux.conf 内容贴一下

#3

使用的是bullseye镜像。
/boot/extlinux/extlinux.conf 内容
label kernel-4.19.193-67-rockchip-g450948183988
kernel /vmlinuz-4.19.193-67-rockchip-g450948183988
initrd /initrd.img-4.19.193-67-rockchip-g450948183988
devicetreedir /dtbs/4.19.193-67-rockchip-g450948183988
fdtoverlays /dtbs/4.19.193-67-rockchip-g450948183988/rockchip/overlay/rk3568-fiq-debugger-uart2m0.dtbo /dtbs/4.19.193-67-rockchip-g450948183988/rockchip/overlay/rk3568-can1-m0.dtbo /dtbs/4.19.193-67-rockchip-g450948183988/rockchip/overlay/rk3568-pwm8-m0-fan.dtbo /dtbs/4.19.193-67-rockchip-g450948183988/rockchip/overlay/rk3568-disable-npu.dtbo
append root=UUID=7d795048-92a1-4942-8e32-42d7e08e1b5a earlyprintk console=ttyFIQ0,1500000n8 console=tty1 consoleblank=0 loglevel=7 panic=10 rootwait rw init=/sbin/init rootfstype=ext4 cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory swapaccount=1 switolb=1 coherent_pool=1m

label kernel-4.19.193-58-rockchip-gbac1feba87f0
kernel /vmlinuz-4.19.193-58-rockchip-gbac1feba87f0
initrd /initrd.img-4.19.193-58-rockchip-gbac1feba87f0
devicetreedir /dtbs/4.19.193-58-rockchip-gbac1feba87f0
fdtoverlays /dtbs/4.19.193-58-rockchip-gbac1feba87f0/rockchip/overlay/rk3568-fiq-debugger-uart2m0.dtbo /dtbs/4.19.193-58-rockchip-gbac1feba87f0/rockchip/overlay/rk3568-can1-m0.dtbo /dtbs/4.19.193-58-rockchip-gbac1feba87f0/rockchip/overlay/rk3568-pwm8-m0-fan.dtbo /dtbs/4.19.193-58-rockchip-gbac1feba87f0/rockchip/overlay/rk3568-disable-npu.dtbo
append root=UUID=7d795048-92a1-4942-8e32-42d7e08e1b5a earlyprintk console=ttyFIQ0,1500000n8 console=tty1 consoleblank=0 loglevel=7 panic=10 rootwait rw init=/sbin/init rootfstype=ext4 cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory swapaccount=1 switolb=1 coherent_pool=1m

#4

破案了，是我显示器问题，搞了个乌龙。:rofl: