From d39052cacbb810c5786c6c3a282e9c9afb3c44f5 Mon Sep 17 00:00:00 2001
From: Nascs Fang <nascs@radxa.com>
Date: Fri, 19 Apr 2024 10:19:42 +0800
Subject: [PATCH] radxa zero: add pwm overlays

Signed-off-by: Nascs Fang <nascs@radxa.com>
---
 arch/arm64/boot/dts/amlogic/overlays/Makefile |  1 +
 .../amlogic/overlays/meson-g12-pwm-f-h.dts    |  2 +-
 .../amlogic/overlays/meson-g12-pwmao-c.dts    | 20 +++++++++++++++++++
 3 files changed, 22 insertions(+), 1 deletion(-)
 create mode 100644 arch/arm64/boot/dts/amlogic/overlays/meson-g12-pwmao-c.dts

diff --git a/arch/arm64/boot/dts/amlogic/overlays/Makefile b/arch/arm64/boot/dts/amlogic/overlays/Makefile
index 0d42160a..94d8e3c3 100644
--- a/arch/arm64/boot/dts/amlogic/overlays/Makefile
+++ b/arch/arm64/boot/dts/amlogic/overlays/Makefile
@@ -20,6 +20,7 @@ dtb-$(CONFIG_ARCH_MESON) += \
 	meson-g12-pwm-d-z.dtbo \
 	meson-g12-pwm-f-h.dtbo \
 	meson-g12-pwmao-a.dtbo \
+	meson-g12-pwmao-c.dtbo \
 	meson-g12-spdif.dtbo \
 	meson-g12-spi-a-spidev.dtbo \
 	meson-g12-spi-b-enc28j60.dtbo \
diff --git a/arch/arm64/boot/dts/amlogic/overlays/meson-g12-pwm-f-h.dts b/arch/arm64/boot/dts/amlogic/overlays/meson-g12-pwm-f-h.dts
index 6bb68c79..23e0442f 100644
--- a/arch/arm64/boot/dts/amlogic/overlays/meson-g12-pwm-f-h.dts
+++ b/arch/arm64/boot/dts/amlogic/overlays/meson-g12-pwm-f-h.dts
@@ -4,7 +4,7 @@
 / {
 	metadata {
 		title = "Enable PWM-F on GPIOH_5";
-		compatible = "radxa,zero2";
+		compatible = "radxa,zero", "radxa,zero2";
 		category = "misc";
 		exclusive = "pwm_ef", "GPIOH_5";
 		description = "Enable PWM-F on GPIOH_5.";
diff --git a/arch/arm64/boot/dts/amlogic/overlays/meson-g12-pwmao-c.dts b/arch/arm64/boot/dts/amlogic/overlays/meson-g12-pwmao-c.dts
new file mode 100644
index 00000000..1d774cf3
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/overlays/meson-g12-pwmao-c.dts
@@ -0,0 +1,20 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	metadata {
+		title = "Enable PWMAO_C on GPIOAO_4";
+		compatible = "radxa,zero";
+		category = "misc";
+		exclusive = "pwm_AO_cd", "GPIOAO_4";
+		description = "Enable PWMAO_C on GPIOAO_4.";
+	};
+};
+
+&pwm_AO_cd {
+	status = "okay";
+	pinctrl-0 = <&pwm_ao_c_4_pins>;
+	pinctrl-names = "default";
+	clocks = <&xtal>;
+	clock-names = "clkin1";
+};