[PATCH v4 6/8] arm64: dts: imx8qm-mek: add pwm and i2c in lvds subsystem

Frank Li
2024-07-01T15:05:40Z

Add pwm[0,1] and i2c[0,1] in lvds subsystem.

Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 68 ++++++++++++++++++++++++++++
1 file changed, 68 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index fcd904383daff..fc79ac0d57a1f 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -93,6 +93,22 @@ vdevbuffer: memory@90400000 {
};
};

+ lvds_backlight0: backlight-lvds0 {
+ compatible = "pwm-backlight";
+ pwms = <&qm_pwm_lvds0 0 100000 0>;
+ brightness-levels = <0 100>;
+ num-interpolated-steps = <100>;
+ default-brightness-level = <80>;
+ };
+
+ lvds_backlight1: backlight-lvds1 {
+ compatible = "pwm-backlight";
+ pwms = <&pwm_lvds1 0 100000 0>;
+ brightness-levels = <0 100>;
+ num-interpolated-steps = <100>;
+ default-brightness-level = <80>;
+ };
+
reg_usdhc2_vmmc: usdhc2-vmmc {
compatible = "regulator-fixed";
regulator-name = "SD1_SPWR";
@@ -334,6 +350,20 @@ wm8960: audio-codec@1a {
};
};

+&i2c1_lvds0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lvds0_lpi2c1>;
+ clock-frequency = <100000>;
+ status = "okay";
+};
+
+&i2c1_lvds1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lvds1_lpi2c1>;
+ clock-frequency = <100000>;
+ status = "okay";
+};
+
&flexcan1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flexcan1>;
@@ -449,6 +479,18 @@ &fec2 {
status = "okay";
};

+&qm_pwm_lvds0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm_lvds0>;
+ status = "okay";
+};
+
+&pwm_lvds1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm_lvds1>;
+ status = "okay";
+};
+
&usdhc1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc1>;
@@ -675,6 +717,32 @@ IMX8QM_M41_GPIO0_01_DMA_UART3_TX 0x06000020
>;
};

+ pinctrl_lvds0_lpi2c1: lvds0lpi2c1grp {
+ fsl,pins = <
+ IMX8QM_LVDS0_I2C1_SCL_LVDS0_I2C1_SCL 0xc600004c
+ IMX8QM_LVDS0_I2C1_SDA_LVDS0_I2C1_SDA 0xc600004c
+ >;
+ };
+
+ pinctrl_lvds1_lpi2c1: lvds1lpi2c1grp {
+ fsl,pins = <
+ IMX8QM_LVDS1_I2C1_SCL_LVDS1_I2C1_SCL 0xc600004c
+ IMX8QM_LVDS1_I2C1_SDA_LVDS1_I2C1_SDA 0xc600004c
+ >;
+ };
+
+ pinctrl_pwm_lvds0: pwmlvds0grp {
+ fsl,pins = <
+ IMX8QM_LVDS0_GPIO00_LVDS0_PWM0_OUT 0x00000020
+ >;
+ };
+
+ pinctrl_pwm_lvds1: pwmlvds1grp {
+ fsl,pins = <
+ IMX8QM_LVDS1_GPIO00_LVDS1_PWM0_OUT 0x00000020
+ >;
+ };
+
pinctrl_sai0: sai0grp {
fsl,pins = <
IMX8QM_SPI0_CS1_AUD_SAI0_TXC 0x0600004c

--
2.34.1