固件类型：官方提供的固件
固件文件名称：rk3588_linux_release_20230114_v1.0.6c
固件下载地址：百度网盘
Log日志：session.log
因为GPIO被占用，需要disabled掉PCA_IO0_4，PCA_IO0_2，从而使用这2个GPIO，结果内核启动后无法进行串口操作，卡住了。请问如何才能正常取消这2个GPIO被占用呢？
修改如下：
修改文件：rk3588-firefly-aio-3588q.dtsi
&vcc_hub_reset{
status = “disabled”;
gpio = <&pca9555 PCA_IO0_4 GPIO_ACTIVE_HIGH>; //PCA_IO 04
};
修改文件：rk3588-firefly-aio-3588q-mipi101-M101014-BE45-A1.dtsi
&i2c6{
status = “okay”; //此处disabled
pinctrl-names = “default”;
pinctrl-0 = <&i2c6m0_xfer>;
hxchipset@48{
status = "okay";
compatible = "himax,hxcommon";
reg = <0x48>;
//himax,rst-gpio = <&pca9555_1 PCA_IO0_4 GPIO_ACTIVE_HIGH>; //或者屏蔽这里
himax,irq-gpio = <&gpio3 RK_PC6 IRQ_TYPE_LEVEL_HIGH>;
&dsi0 {
firefly-check;
status = “okay”; //此处disabled
//rockchip,lane-rate = <1000>;
dsi0_panel: panel@0 {
status = “okay”;
compatible = “simple-panel-dsi”;
reg = <0>;
backlight = <&backlight>;
//enable-gpios = <&pca9555 PCA_IO0_2 GPIO_ACTIVE_HIGH>; //或者屏蔽这里
reset-gpios = <&gpio2 RK_PB4 GPIO_ACTIVE_LOW>;
tchip_askquestions
session.log (81.1 KB)