[PATCH 15/15] arm64: dts: ti: beagley-ai: Enable HDMI display and audio

[Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>]

From: Andrew Davis <afd@ti.com>

Enable HDMI support for BeagleY-AI platform. The display controller used is
TIDSS and the HDMI bridge used is IT66122.

Based on DT by: Robert Nelson <robertcnelson@gmail.com>
Signed-off-by: Andrew Davis <afd@ti.com>
Signed-off-by: Swamil Jain <s-jain1@ti.com>
[tomi.valkeinen: cosmetic fixes]
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
---
 arch/arm64/boot/dts/ti/k3-am67a-beagley-ai.dts | 197 +++++++++++++++++++++++++
 1 file changed, 197 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am67a-beagley-ai.dts b/arch/arm64/boot/dts/ti/k3-am67a-beagley-ai.dts
index 5255e04b9ac7..b7bcc90005d7 100644
--- a/arch/arm64/boot/dts/ti/k3-am67a-beagley-ai.dts
+++ b/arch/arm64/boot/dts/ti/k3-am67a-beagley-ai.dts
@@ -146,6 +146,34 @@ led-1 {
 			default-state = "on";
 		};
 	};
+
+	hdmi0: connector-hdmi {
+		compatible = "hdmi-connector";
+		label = "hdmi";
+		type = "d";
+		port {
+			hdmi_connector_in: endpoint {
+				remote-endpoint = <&it66122_out>;
+			};
+		};
+	};
+
+	sound0: sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "it66122 HDMI";
+		simple-audio-card,format = "i2s";
+		simple-audio-card,bitclock-master = <&hdmi_dailink_master>;
+		simple-audio-card,frame-master = <&hdmi_dailink_master>;
+
+		hdmi_dailink_master: simple-audio-card,cpu {
+			sound-dai = <&mcasp1>;
+			system-clock-direction-out;
+		};
+
+		simple-audio-card,codec {
+			sound-dai = <&it66122>;
+		};
+	};
 };
 
 &main_pmx0 {
@@ -185,6 +213,20 @@ J722S_IOPAD(0x0240, PIN_INPUT, 7) /* (B24) MMC1_SDCD.GPIO1_48 */
 		bootph-all;
 	};
 
+	main_i2c1_pins_default: main-i2c1-default-pins {
+		pinctrl-single,pins = <
+			J722S_IOPAD(0x01e8, PIN_INPUT_PULLUP, 0) /* (C24) I2C1_SCL */
+			J722S_IOPAD(0x01ec, PIN_INPUT_PULLUP, 0) /* (A22) I2C1_SDA */
+		>;
+		bootph-all;
+	};
+
+	main_gpio0_ioexp_intr_pins_default: main-gpio0-ioexp-intr-default-pins {
+		pinctrl-single,pins = <
+			J722S_IOPAD(0x0110, PIN_INPUT, 7) /* (G27) MMC2_DAT1.GPIO0_67 */
+		>;
+	};
+
 	mdio_pins_default: mdio-default-pins {
 		pinctrl-single,pins = <
 			J722S_IOPAD(0x0160, PIN_OUTPUT, 0) /* (AC24) MDIO0_MDC */
@@ -227,6 +269,47 @@ vdd_3v3_sd_pins_default: vdd-3v3-sd-default-pins {
 			J722S_IOPAD(0x0254, PIN_OUTPUT, 7) /* (E25) USB0_DRVVBUS.GPIO1_50 */
 		>;
 	};
+
+	dss1_pins_default: dss1-default-pins {
+		pinctrl-single,pins = <
+			J722S_IOPAD(0x0100, PIN_OUTPUT, 0) /* (AB23) VOUT0_VSYNC */
+			J722S_IOPAD(0x00f8, PIN_OUTPUT, 0) /* (AB24) VOUT0_HSYNC */
+			J722S_IOPAD(0x0104, PIN_OUTPUT, 0) /* (AC26) VOUT0_PCLK */
+			J722S_IOPAD(0x00fc, PIN_OUTPUT, 0) /* (AC27) VOUT0_DE */
+			J722S_IOPAD(0x00b8, PIN_OUTPUT, 0) /* (W27) VOUT0_DATA0 */
+			J722S_IOPAD(0x00bc, PIN_OUTPUT, 0) /* (W25) VOUT0_DATA1 */
+			J722S_IOPAD(0x00c0, PIN_OUTPUT, 0) /* (W24) VOUT0_DATA2 */
+			J722S_IOPAD(0x00c4, PIN_OUTPUT, 0) /* (W23) VOUT0_DATA3 */
+			J722S_IOPAD(0x00c8, PIN_OUTPUT, 0) /* (W22) VOUT0_DATA4 */
+			J722S_IOPAD(0x00cc, PIN_OUTPUT, 0) /* (W21) VOUT0_DATA5 */
+			J722S_IOPAD(0x00d0, PIN_OUTPUT, 0) /* (Y26) VOUT0_DATA6 */
+			J722S_IOPAD(0x00d4, PIN_OUTPUT, 0) /* (Y27) VOUT0_DATA7 */
+			J722S_IOPAD(0x00d8, PIN_OUTPUT, 0) /* (AA24) VOUT0_DATA8 */
+			J722S_IOPAD(0x00dc, PIN_OUTPUT, 0) /* (AA27) VOUT0_DATA9 */
+			J722S_IOPAD(0x00e0, PIN_OUTPUT, 0) /* (AA25) VOUT0_DATA10 */
+			J722S_IOPAD(0x00e4, PIN_OUTPUT, 0) /* (AB25) VOUT0_DATA11 */
+			J722S_IOPAD(0x00e8, PIN_OUTPUT, 0) /* (AA23) VOUT0_DATA12 */
+			J722S_IOPAD(0x00ec, PIN_OUTPUT, 0) /* (AA22) VOUT0_DATA13 */
+			J722S_IOPAD(0x00f0, PIN_OUTPUT, 0) /* (AB26) VOUT0_DATA14 */
+			J722S_IOPAD(0x00f4, PIN_OUTPUT, 0) /* (AB27) VOUT0_DATA15 */
+			J722S_IOPAD(0x005c, PIN_OUTPUT, 1) /* (AC25) GPMC0_AD8.VOUT0_DATA16 */
+			J722S_IOPAD(0x0060, PIN_OUTPUT, 1) /* (U26) GPMC0_AD9.VOUT0_DATA17 */
+			J722S_IOPAD(0x0064, PIN_OUTPUT, 1) /* (V27) GPMC0_AD10.VOUT0_DATA18 */
+			J722S_IOPAD(0x0068, PIN_OUTPUT, 1) /* (V25) GPMC0_AD11.VOUT0_DATA19 */
+			J722S_IOPAD(0x006c, PIN_OUTPUT, 1) /* (V26) GPMC0_AD12.VOUT0_DATA20 */
+			J722S_IOPAD(0x0070, PIN_OUTPUT, 1) /* (V24) GPMC0_AD13.VOUT0_DATA21 */
+			J722S_IOPAD(0x0074, PIN_OUTPUT, 1) /* (V22) GPMC0_AD14.VOUT0_DATA22 */
+			J722S_IOPAD(0x0078, PIN_OUTPUT, 1) /* (V23) GPMC0_AD15.VOUT0_DATA23 */
+		>;
+	};
+
+	main_mcasp1_pins_default: main-mcasp1-default-pins {
+		pinctrl-single,pins = <
+			J722S_IOPAD(0x0090, PIN_INPUT, 2) /* (P27) GPMC0_BE0n_CLE.MCASP1_ACLKX */
+			J722S_IOPAD(0x0098, PIN_INPUT, 2) /* (V21) GPMC0_WAIT0.MCASP1_AFSX */
+			J722S_IOPAD(0x008c, PIN_INPUT, 2) /* (N23) GPMC0_WEn.MCASP1_AXR0 */
+		>;
+	};
 };
 
 &cpsw3g {
@@ -284,6 +367,13 @@ J722S_MCU_IOPAD(0x050, PIN_INPUT_PULLUP, 0)	/* (C6) WKUP_I2C1_SDA */
 		>;
 		bootph-all;
 	};
+
+	hdmi_gpio_pins_default: hdmi-gpio-default-pins {
+		pinctrl-single,pins = <
+			J722S_MCU_IOPAD(0x0038, PIN_INPUT_PULLUP | PIN_DEBOUNCE_CONF6, 7) /* (D8) MCU_MCAN0_RX.MCU_GPIO0_14 HDMI_INTn */
+			J722S_MCU_IOPAD(0x0034, PIN_OUTPUT_PULLUP, 7) /* (B2) MCU_MCAN0_TX.MCU_GPIO0_13 HDMI_RSTn */
+		>;
+	};
 };
 
 &wkup_uart0 {
@@ -385,6 +475,63 @@ rtc: rtc@68 {
 	};
 };
 
+&main_i2c1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_i2c1_pins_default>;
+	clock-frequency = <400000>;
+	bootph-all;
+
+	it66122: bridge-hdmi@4c {
+		compatible = "ite,it66122";
+		reg = <0x4c>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&hdmi_gpio_pins_default>;
+		vcn33-supply = <&vdd_3v3>;
+		vcn18-supply = <&buck2_reg>;
+		vrf12-supply = <&ldo2_reg>;
+		reset-gpios = <&mcu_gpio0 13 GPIO_ACTIVE_LOW>;
+		interrupt-parent = <&mcu_gpio0>;
+		interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
+		#sound-dai-cells = <0>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			/*
+			 * HDMI can be serviced with 3 potential VPs -
+			 * (DSS0 VP1 / DSS1 VP0 / DSS1 VP1).
+			 * For now, we will service it with DSS1 VP1.
+			 */
+			port@0 {
+				reg = <0>;
+
+				it66122_in: endpoint {
+					bus-width = <24>;
+					remote-endpoint = <&dss1_dpi0_out>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+
+				it66122_out: endpoint {
+					remote-endpoint = <&hdmi_connector_in>;
+				};
+			};
+		};
+	};
+};
+
+&main_gpio0 {
+	status = "okay";
+};
+
+&mcu_gpio0 {
+	status = "okay";
+};
+
 &sdhci1 {
 	/* SD/MMC */
 	vmmc-supply = <&vdd_mmc1>;
@@ -399,4 +546,54 @@ &sdhci1 {
 	status = "okay";
 };
 
+&dss1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&dss1_pins_default>;
+
+	clocks = <&k3_clks 232 8>,
+		 <&k3_clks 232 0>,
+		 <&k3_clks 232 4>;
+
+	assigned-clocks = <&k3_clks 241 0>, /* DSS1-VP0 */
+			  <&k3_clks 240 0>, /* DSS1-VP1 */
+			  <&k3_clks 245 0>; /* DPI Output */
+
+	assigned-clock-parents = <&k3_clks 241 2>, /* PLL 17 HDMI */
+				 <&k3_clks 240 1>, /* PLL 18 DSI */
+				 <&k3_clks 245 2>; /* DSS1-DPI0 */
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		/* DSS1-VP1: DPI/HDMI Output */
+		port@0 {
+			reg = <0>;
+
+			dss1_dpi0_out: endpoint {
+				remote-endpoint = <&it66122_in>;
+			};
+		};
+	};
+};
+
+&mcasp1 {
+	status = "okay";
+	#sound-dai-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_mcasp1_pins_default>;
+	auxclk-fs-ratio = <2177>;
+	op-mode = <0>; /* MCASP_IIS_MODE */
+	tdm-slots = <2>;
+	serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
+		1 0 0 0
+		0 0 0 0
+		0 0 0 0
+		0 0 0 0
+	>;
+	tx-num-evt = <32>;
+	rx-num-evt = <32>;
+};
+
 #include "k3-j722s-ti-ipc-firmware.dtsi"

-- 
2.43.0