Commit fadf0d0b authored by Tomi Valkeinen's avatar Tomi Valkeinen
Browse files

arm/dts: dra72-evm.dts: add HDMI 



DRA72 EVM has a HDMI output. This patch adds the device tree nodes
required for HDMI.

Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
Cc: devicetree@vger.kernel.org
Acked-by: default avatarTony Lindgren <tony@atomide.com>
parent 95c1cd13

arch/arm/boot/dts/dra72-evm.dts

+110 −0
Original line number Diff line number Diff line
@@ -19,6 +19,10 @@ 
		reg = <0x80000000 0x40000000>; /* 1024 MB */

	};



	aliases {

		display0 = &hdmi0;

	};



	evm_3v3: fixedregulator-evm_3v3 {

		compatible = "regulator-fixed";

		regulator-name = "evm_3v3";
@@ -35,6 +39,51 @@ 
		compatible = "linux,extcon-usb-gpio";

		id-gpio = <&pcf_gpio_21 2 GPIO_ACTIVE_HIGH>;

	};



	hdmi0: connector {

		compatible = "hdmi-connector";

		label = "hdmi";



		type = "a";



		port {

			hdmi_connector_in: endpoint {

				remote-endpoint = <&tpd12s015_out>;

			};

		};

	};



	tpd12s015: encoder {

		compatible = "ti,tpd12s015";



		pinctrl-names = "default";

		pinctrl-0 = <&tpd12s015_pins>;



		gpios = <&pcf_hdmi 4 GPIO_ACTIVE_HIGH>,	/* P4, CT CP HPD */

			<&pcf_hdmi 5 GPIO_ACTIVE_HIGH>,	/* P5, LS OE */

			<&gpio7 12 GPIO_ACTIVE_HIGH>;	/* gpio7_12/sp1_cs2, HPD */



		ports {

			#address-cells = <1>;

			#size-cells = <0>;



			port@0 {

				reg = <0>;



				tpd12s015_in: endpoint {

					remote-endpoint = <&hdmi_out>;

				};

			};



			port@1 {

				reg = <1>;



				tpd12s015_out: endpoint {

					remote-endpoint = <&hdmi_connector_in>;

				};

			};

		};

	};

};



&dra7_pmx_core {
@@ -45,6 +94,13 @@ 
		>;

	};



	i2c5_pins: pinmux_i2c5_pins {

		pinctrl-single,pins = <

			0x2b4 (PIN_INPUT | MUX_MODE10) /* mcasp1_axr0.i2c5_sda */

			0x2b8 (PIN_INPUT | MUX_MODE10) /* mcasp1_axr1.i2c5_scl */

		>;

	};



	nand_default: nand_default {

		pinctrl-single,pins = <

			0x0	(PIN_INPUT  | MUX_MODE0) /* gpmc_ad0 */
@@ -142,6 +198,19 @@ 
			0xb8 (PIN_OUTPUT | MUX_MODE1)	/* gpmc_cs2.qspi1_cs0 */

		>;

	};



	hdmi_pins: pinmux_hdmi_pins {

		pinctrl-single,pins = <

			0x408 (PIN_INPUT | MUX_MODE1) /* i2c2_sda.hdmi1_ddc_scl */

			0x40c (PIN_INPUT | MUX_MODE1) /* i2c2_scl.hdmi1_ddc_sda */

		>;

	};



	tpd12s015_pins: pinmux_tpd12s015_pins {

		pinctrl-single,pins = <

			0x3b8 (PIN_INPUT_PULLDOWN | MUX_MODE14) /* gpio7_12 HPD */

		>;

	};

};



&i2c1 {
@@ -277,6 +346,27 @@ 
	};

};



&i2c5 {

	status = "okay";

	pinctrl-names = "default";

	pinctrl-0 = <&i2c5_pins>;

	clock-frequency = <400000>;



	pcf_hdmi: pcf8575@26 {

		compatible = "nxp,pcf8575";

		reg = <0x26>;

		gpio-controller;

		#gpio-cells = <2>;

		/*

		 * initial state is used here to keep the mdio interface

		 * selected on RU89 through SEL_VIN4_MUX_S0, VIN2_S1 and

		 * VIN2_S0 driven high otherwise Ethernet stops working

		 * VIN6_SEL_S0 is low, thus selecting McASP3 over VIN6

		 */

		lines-initial-states = <0x0f2b>;

	};

};



&uart1 {

	status = "okay";

};
@@ -566,3 +656,23 @@ 
		};

	};

};



&dss {

	status = "ok";



	vdda_video-supply = <&ldo5_reg>;

};



&hdmi {

	status = "ok";

	vdda-supply = <&ldo3_reg>;



	pinctrl-names = "default";

	pinctrl-0 = <&hdmi_pins>;



	port {

		hdmi_out: endpoint {

			remote-endpoint = <&tpd12s015_in>;

		};

	};

};