[RFC PATCH 3/4] arm64: dts: allwinner: h6: Add AC200 EPHY related nodes

[Jernej Skrabec]

Allwinner H6 contains copackaged AC200 multi functional IC which takes
care for analog audio, CVBS output, (another) RTC and Ethernet PHY.

Add support for Ethernet PHY for now.

Signed-off-by: Jernej Skrabec <jernej.skrabec@xxxxxxxx>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 63 ++++++++++++++++++++
 1 file changed, 63 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index a5ee68388bd3..8663d2146e0f 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -16,6 +16,16 @@ / {
 	#address-cells = <1>;
 	#size-cells = <1>;
 
+	ac200_pwm_clk: ac200_clk {
+		compatible = "pwm-clock";
+		#clock-cells = <0>;
+		clock-frequency = <24000000>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pwm1_pin>;
+		pwms = <&pwm 1 42 0>;
+		status = "disabled";
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
@@ -250,6 +260,10 @@ sid: efuse@3006000 {
 			ths_calibration: thermal-sensor-calibration@14 {
 				reg = <0x14 0x8>;
 			};
+
+			ephy_calibration: ephy-calibration@2c {
+				reg = <0x2c 0x2>;
+			};
 		};
 
 		watchdog: watchdog@30090a0 {
@@ -294,6 +308,14 @@ ext_rgmii_pins: rgmii-pins {
 				drive-strength = <40>;
 			};
 
+			/omit-if-no-ref/
+			ext_rmii_pins: rmii_pins {
+				pins = "PA0", "PA1", "PA2", "PA3", "PA4",
+				       "PA5", "PA6", "PA7", "PA8", "PA9";
+				function = "emac";
+				drive-strength = <40>;
+			};
+
 			hdmi_pins: hdmi-pins {
 				pins = "PH8", "PH9", "PH10";
 				function = "hdmi";
@@ -314,6 +336,11 @@ i2c2_pins: i2c2-pins {
 				function = "i2c2";
 			};
 
+			i2c3_pins: i2c3-pins {
+				pins = "PB17", "PB18";
+				function = "i2c3";
+			};
+
 			mmc0_pins: mmc0-pins {
 				pins = "PF0", "PF1", "PF2", "PF3",
 				       "PF4", "PF5";
@@ -331,6 +358,11 @@ mmc1_pins: mmc1-pins {
 				bias-pull-up;
 			};
 
+			pwm1_pin: pwm1-pin {
+				pins = "PB19";
+				function = "pwm1";
+			};
+
 			mmc2_pins: mmc2-pins {
 				pins = "PC1", "PC4", "PC5", "PC6",
 				       "PC7", "PC8", "PC9", "PC10",
@@ -531,6 +563,37 @@ i2c2: i2c@5002800 {
 			#size-cells = <0>;
 		};
 
+		i2c3: i2c@5002c00 {
+			compatible = "allwinner,sun50i-h6-i2c",
+				     "allwinner,sun6i-a31-i2c";
+			reg = <0x05002c00 0x400>;
+			interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&ccu CLK_BUS_I2C3>;
+			resets = <&ccu RST_BUS_I2C3>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&i2c3_pins>;
+			status = "disabled";
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			ac200: mfd@10 {
+				compatible = "x-powers,ac200";
+				reg = <0x10>;
+				clocks = <&ac200_pwm_clk>;
+				interrupt-parent = <&pio>;
+				interrupts = <1 20 IRQ_TYPE_LEVEL_LOW>;
+				interrupt-controller;
+				#interrupt-cells = <1>;
+
+				ac200_ephy: phy {
+					compatible = "x-powers,ac200-ephy";
+					nvmem-cells = <&ephy_calibration>;
+					nvmem-cell-names = "calibration";
+					status = "disabled";
+				};
+			};
+		};
+
 		spi0: spi@5010000 {
 			compatible = "allwinner,sun50i-h6-spi",
 				     "allwinner,sun8i-h3-spi";
-- 
2.26.0