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配置uart、i2c、pwm

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zhangpeng
2025-10-11 20:18:57 +08:00
parent d2ec2b532e
commit 5bdca9e967
3 changed files with 94 additions and 18 deletions
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52
rk3588/dr4-rk3588.dts
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@@ -162,7 +162,7 @@
};
&uart1 {
status = "okay";
status = "disabled";
pinctrl-names = "default";
pinctrl-0 = <&uart1m1_xfer>;
fifo-depth =<4096>;
@@ -203,6 +203,16 @@
};
&uart6 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&uart6m1_xfer>;
fifo-depth =<4096>;
rx-fifo-depth =<2048>;
tx-fifo-depth =<2048>;
dma-names = "tx", "rx";
};
&uart7 {
status = "okay";
pinctrl-names = "default";
@@ -214,7 +224,7 @@
};
&uart8 {
status = "okay";
status = "disabled";
pinctrl-names = "default";
pinctrl-0 = <&uart8m0_xfer>;
fifo-depth =<4096>;
@@ -226,13 +236,13 @@
&can1 {
assigned-clocks = <&cru CLK_CAN1>;
assigned-clock-rates = <200000000>;
status = "okay";
status = "disabled";
pinctrl-names = "default";
pinctrl-0 = <&can1m1_pins>;
};
&spi3 {
status = "okay";
status = "disabled";
pinctrl-0 = <&spi3m1_pins &spi3m1_cs1>;
spi3_dev@0 {
@@ -285,11 +295,27 @@ clock-names = "hdmi0_phy_pll", "hdmi1_phy_pll";
status = "okay";
};
&pwm0 {
&pwm14 {
status = "okay";
compatible = "rockchip,rk3588-pwm", "rockchip,rk3328-pwm";
pinctrl-names = "active";
pinctrl-0 = <&pwm0m2_pins>; // 选择 PWM1 的引脚复用
pinctrl-0 = <&pwm14m1_pins>; // 选择 PWM1 的引脚复用
#pwm-cells = <3>;
};
&pwm15 {
status = "okay";
compatible = "rockchip,rk3588-pwm", "rockchip,rk3328-pwm";
pinctrl-names = "active";
pinctrl-0 = <&pwm15m1_pins>; // 选择 PWM1 的引脚复用
#pwm-cells = <3>;
};
&pwm11 {
status = "okay";
compatible = "rockchip,rk3588-pwm", "rockchip,rk3328-pwm";
pinctrl-names = "active";
pinctrl-0 = <&pwm11m1_pins>;
#pwm-cells = <3>;
};
@@ -297,6 +323,18 @@ clock-names = "hdmi0_phy_pll", "hdmi1_phy_pll";
status = "okay";
compatible = "rockchip,rk3588-pwm", "rockchip,rk3328-pwm";
pinctrl-names = "active";
pinctrl-0 = <&pwm13m2_pins>; // 选择 PWM1 的引脚复用和UART1 M1引脚冲突了
pinctrl-0 = <&pwm13m1_pins>;
#pwm-cells = <3>;
};
&i2c1 {
status = "okay"; // 启用 I2C1 总线
pinctrl-names = "default"; // 引脚控制状态名称
pinctrl-0 = <&i2c1m2_xfer>; // 使用 i2c1m2_xfer 引脚配置
};
&i2c2 {
status = "okay"; // 启用 I2C2 总线
pinctrl-names = "default"; // 引脚控制状态名称
pinctrl-0 = <&i2c2m3_xfer>; // 使用 i2c2m3_xfer 引脚配置
};