Add i.MX7ULP EVK board PWM0 support.
Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
Changes since V5:
- change #pwm-cells to 3.
---
arch/arm/boot/dts/imx7ulp-evk.dts | 12 ++++++++++++
arch/arm/boot/dts/imx7ulp.dtsi | 10 ++++++++++
2 files changed, 22 insertions(+)
diff --git a/arch/arm/boot/dts/imx7ulp-evk.dts b/arch/arm/boot/dts/imx7ulp-evk.dts
index a09026a..3f5ea18 100644
--- a/arch/arm/boot/dts/imx7ulp-evk.dts
+++ b/arch/arm/boot/dts/imx7ulp-evk.dts
@@ -40,6 +40,12 @@
status = "okay";
};
+&pwm0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm0>;
+ status = "okay";
+};
+
&usdhc0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc0>;
@@ -57,6 +63,12 @@
bias-pull-up;
};
+ pinctrl_pwm0: pwm0grp {
+ fsl,pins = <
+ IMX7ULP_PAD_PTF2__TPM4_CH1 0x2
+ >;
+ };
+
pinctrl_usdhc0: usdhc0grp {
fsl,pins = <
IMX7ULP_PAD_PTD1__SDHC0_CMD 0x43
diff --git a/arch/arm/boot/dts/imx7ulp.dtsi b/arch/arm/boot/dts/imx7ulp.dtsi
index eb349fd..15d04fb 100644
--- a/arch/arm/boot/dts/imx7ulp.dtsi
+++ b/arch/arm/boot/dts/imx7ulp.dtsi
@@ -124,6 +124,16 @@
status = "disabled";
};
+ pwm0: pwm@40250000 {
+ compatible = "fsl,imx-tpm";
+ reg = <0x40250000 0x1000>;
+ assigned-clocks = <&pcc2 IMX7ULP_CLK_LPTPM4>;
+ assigned-clock-parents = <&scg1 IMX7ULP_CLK_SOSC_BUS_CLK>;
+ clocks = <&pcc2 IMX7ULP_CLK_LPTPM4>;
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
tpm5: tpm@40260000 {
compatible = "fsl,imx7ulp-tpm";
reg = <0x40260000 0x1000>;
--
2.7.4
