arm64: dts: zx296718: add PWM device support

It adds PWM device support which will be used to control voltage of core
supply on some boards.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

diff --git a/arch/arm64/boot/dts/zte/zx296718.dtsi b/arch/arm64/boot/dts/zte/zx296718.dtsi
index 177cbf5..2689e2f 100644 (file)
--- a/arch/arm64/boot/dts/zte/zx296718.dtsi
+++ b/arch/arm64/boot/dts/zte/zx296718.dtsi
@@ -468,6 +468,16 @@
                        #clock-cells = <1>;
                };
 
+               pwm: pwm@1439000 {
+                       compatible = "zte,zx296718-pwm";
+                       reg = <0x1439000 0x1000>;
+                       clocks = <&lsp1crm LSP1_PWM_PCLK>,
+                                <&lsp1crm LSP1_PWM_WCLK>;
+                       clock-names = "pclk", "wclk";
+                       #pwm-cells = <3>;
+                       status = "disabled";
+               };
+
                vou: vou@1440000 {
                        compatible = "zte,zx296718-vou";
                        #address-cells = <1>;