pwm: mediatek: add pwm3 support for mt7981
This patch adds pwm channel 2 (pwm3) support for mt7981
diff --git a/arch/arm/dts/mt7981-emmc-rfb.dts b/arch/arm/dts/mt7981-emmc-rfb.dts
index 9aa7cd8..d6590f0 100644
--- a/arch/arm/dts/mt7981-emmc-rfb.dts
+++ b/arch/arm/dts/mt7981-emmc-rfb.dts
@@ -95,6 +95,14 @@
};
};
+ /* pin13 as pwm0, pin15 as pwm1, pin7 as pwm2 */
+ three_pwm_pins_1: three-pwm-pins {
+ mux {
+ function = "pwm";
+ groups = "pwm0_0", "pwm1_1", "pwm2";
+ };
+ };
+
mmc0_pins_default: mmc0default {
mux {
function = "flash";