379 lines
		
	
	
		
			8.2 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
			
		
		
	
	
			379 lines
		
	
	
		
			8.2 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
| // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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| /*
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|  * Copyright (c) 2016 Andreas Färber
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|  * Copyright (c) 2016 BayLibre, Inc.
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|  * Author: Kevin Hilman <khilman@kernel.org>
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|  */
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| 
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| /dts-v1/;
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| 
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| #include "meson-gxbb.dtsi"
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| #include <dt-bindings/gpio/gpio.h>
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| 
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| / {
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| 	compatible = "hardkernel,odroid-c2", "amlogic,meson-gxbb";
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| 	model = "Hardkernel ODROID-C2";
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| 
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| 	aliases {
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| 		serial0 = &uart_AO;
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| 		ethernet0 = ðmac;
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| 	};
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| 
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| 	chosen {
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| 		stdout-path = "serial0:115200n8";
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| 	};
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| 
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| 	memory@0 {
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| 		device_type = "memory";
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| 		reg = <0x0 0x0 0x0 0x80000000>;
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| 	};
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| 
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| 	usb_otg_pwr: regulator-usb-pwrs {
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| 		compatible = "regulator-fixed";
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| 
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| 		regulator-name = "USB_OTG_PWR";
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| 
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| 		regulator-min-microvolt = <5000000>;
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| 		regulator-max-microvolt = <5000000>;
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| 
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| 		/*
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| 		 * signal name from schematics: PWREN
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| 		 */
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| 		gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
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| 		enable-active-high;
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| 		/*
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| 		 * signal name from schematics: USB_POWER
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| 		 */
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| 		vin-supply = <&p5v0>;
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| 	};
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| 
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| 	leds {
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| 		compatible = "gpio-leds";
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| 		led-blue {
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| 			label = "c2:blue:alive";
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| 			gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
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| 			linux,default-trigger = "heartbeat";
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| 			default-state = "off";
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| 		};
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| 	};
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| 
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| 	p5v0: regulator-p5v0 {
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| 		compatible = "regulator-fixed";
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| 
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| 		regulator-name = "P5V0";
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| 		regulator-min-microvolt = <5000000>;
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| 		regulator-max-microvolt = <5000000>;
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| 		regulator-always-on;
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| 	};
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| 
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| 	hdmi_p5v0: regulator-hdmi_p5v0 {
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| 		compatible = "regulator-fixed";
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| 		regulator-name = "HDMI_P5V0";
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| 		regulator-min-microvolt = <5000000>;
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| 		regulator-max-microvolt = <5000000>;
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| 		/* AP2331SA-7 */
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| 		vin-supply = <&p5v0>;
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| 	};
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| 
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| 	tflash_vdd: regulator-tflash_vdd {
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| 		compatible = "regulator-fixed";
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| 
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| 		regulator-name = "TFLASH_VDD";
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| 		regulator-min-microvolt = <3300000>;
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| 		regulator-max-microvolt = <3300000>;
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| 
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| 		/*
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| 		 * signal name from schematics: TFLASH_VDD_EN
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| 		 */
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| 		gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
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| 		enable-active-high;
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| 		/* U16 RT9179GB */
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| 		vin-supply = <&vddio_ao3v3>;
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| 	};
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| 
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| 	tf_io: gpio-regulator-tf_io {
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| 		compatible = "regulator-gpio";
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| 
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| 		regulator-name = "TF_IO";
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| 		regulator-min-microvolt = <1800000>;
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| 		regulator-max-microvolt = <3300000>;
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| 
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| 		/*
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| 		 * signal name from schematics: TF_3V3N_1V8_EN
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| 		 */
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| 		gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
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| 		gpios-states = <0>;
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| 
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| 		states = <3300000 0>,
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| 			 <1800000 1>;
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| 		/* U12/U13 RT9179GB */
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| 		vin-supply = <&vddio_ao3v3>;
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| 	};
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| 
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| 	vcc1v8: regulator-vcc1v8 {
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| 		compatible = "regulator-fixed";
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| 		regulator-name = "VCC1V8";
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| 		regulator-min-microvolt = <1800000>;
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| 		regulator-max-microvolt = <1800000>;
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| 		regulator-always-on;
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| 		/* U18 RT9179GB */
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| 		vin-supply = <&vddio_ao3v3>;
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| 	};
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| 
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| 	vcc3v3: regulator-vcc3v3 {
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| 		compatible = "regulator-fixed";
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| 		regulator-name = "VCC3V3";
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| 		regulator-min-microvolt = <3300000>;
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| 		regulator-max-microvolt = <3300000>;
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| 	};
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| 
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| 	vddio_ao1v8: regulator-vddio-ao1v8 {
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| 		compatible = "regulator-fixed";
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| 		regulator-name = "VDDIO_AO1V8";
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| 		regulator-min-microvolt = <1800000>;
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| 		regulator-max-microvolt = <1800000>;
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| 		regulator-always-on;
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| 		/* U17 RT9179GB */
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| 		vin-supply = <&p5v0>;
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| 	};
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| 
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| 	vddio_ao3v3: regulator-vddio-ao3v3 {
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| 		compatible = "regulator-fixed";
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| 		regulator-name = "VDDIO_AO3V3";
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| 		regulator-min-microvolt = <3300000>;
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| 		regulator-max-microvolt = <3300000>;
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| 		regulator-always-on;
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| 		/* U11 MP2161GJ-C499 */
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| 		vin-supply = <&p5v0>;
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| 	};
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| 
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| 	ddr3_1v5: regulator-ddr3_1v5 {
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| 		compatible = "regulator-fixed";
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| 		regulator-name = "DDR3_1V5";
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| 		regulator-min-microvolt = <1500000>;
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| 		regulator-max-microvolt = <1500000>;
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| 		regulator-always-on;
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| 		/* U15 MP2161GJ-C499 */
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| 		vin-supply = <&p5v0>;
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| 	};
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| 
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| 	emmc_pwrseq: emmc-pwrseq {
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| 		compatible = "mmc-pwrseq-emmc";
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| 		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
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| 	};
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| 
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| 	hdmi-connector {
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| 		compatible = "hdmi-connector";
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| 		type = "a";
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| 
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| 		port {
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| 			hdmi_connector_in: endpoint {
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| 				remote-endpoint = <&hdmi_tx_tmds_out>;
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| 			};
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| 		};
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| 	};
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| };
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| 
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| &cec_AO {
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| 	status = "okay";
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| 	pinctrl-0 = <&ao_cec_pins>;
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| 	pinctrl-names = "default";
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| 	hdmi-phandle = <&hdmi_tx>;
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| };
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| 
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| ðmac {
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| 	status = "okay";
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| 	pinctrl-0 = <ð_rgmii_pins>;
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| 	pinctrl-names = "default";
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| 	phy-handle = <ð_phy0>;
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| 	phy-mode = "rgmii";
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| 
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| 	amlogic,tx-delay-ns = <2>;
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| 
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| 	mdio {
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| 		compatible = "snps,dwmac-mdio";
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| 		#address-cells = <1>;
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| 		#size-cells = <0>;
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| 
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| 		eth_phy0: ethernet-phy@0 {
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| 			/* Realtek RTL8211F (0x001cc916) */
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| 			reg = <0>;
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| 
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| 			reset-assert-us = <10000>;
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| 			reset-deassert-us = <30000>;
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| 			reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
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| 
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| 			interrupt-parent = <&gpio_intc>;
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| 			/* MAC_INTR on GPIOZ_15 */
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| 			interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
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| 		};
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| 	};
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| };
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| 
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| &gpio_ao {
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| 	/*
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| 	 * WARNING: The USB Hub on the Odroid-C2 needs a reset signal
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| 	 * to be turned high in order to be detected by the USB Controller
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| 	 * This signal should be handled by a USB specific power sequence
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| 	 * in order to reset the Hub when USB bus is powered down.
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| 	 */
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| 	usb-hub {
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| 		gpio-hog;
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| 		gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
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| 		output-high;
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| 		line-name = "usb-hub-reset";
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| 	};
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| };
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| 
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| &hdmi_tx {
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| 	status = "okay";
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| 	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
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| 	pinctrl-names = "default";
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| 	hdmi-supply = <&hdmi_p5v0>;
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| };
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| 
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| &hdmi_tx_tmds_port {
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| 	hdmi_tx_tmds_out: endpoint {
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| 		remote-endpoint = <&hdmi_connector_in>;
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| 	};
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| };
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| 
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| &i2c_A {
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| 	status = "okay";
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| 	pinctrl-0 = <&i2c_a_pins>;
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| 	pinctrl-names = "default";
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| };
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| 
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| &ir {
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| 	status = "okay";
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| 	pinctrl-0 = <&remote_input_ao_pins>;
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| 	pinctrl-names = "default";
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| 	linux,rc-map-name = "rc-odroid";
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| };
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| 
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| &gpio_ao {
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| 	gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
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| 			  "USB HUB nRESET", "USB OTG Power En",
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| 			  "J7 Header Pin2", "IR In", "J7 Header Pin4",
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| 			  "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
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| 			  "HDMI CEC", "SYS LED",
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| 			  /* GPIO_TEST_N */
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| 			  "";
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| };
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| 
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| &gpio {
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| 	gpio-line-names = /* Bank GPIOZ */
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| 			  "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
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| 			  "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
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| 			  "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
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| 			  "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
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| 			  "Eth PHY nRESET", "Eth PHY Intc",
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| 			  /* Bank GPIOH */
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| 			  "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
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| 			  /* Bank BOOT */
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| 			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
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| 			  "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
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| 			  "eMMC Reset", "eMMC CMD",
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| 			  "", "", "", "", "", "", "",
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| 			  /* Bank CARD */
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| 			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
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| 			  "SDCard D3", "SDCard D2", "SDCard Det",
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| 			  /* Bank GPIODV */
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| 			  "", "", "", "", "", "", "", "", "", "", "", "", "",
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| 			  "", "", "", "", "", "", "", "", "", "", "",
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| 			  "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
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| 			  "PWM D", "PWM B",
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| 			  /* Bank GPIOY */
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| 			  "Revision Bit0", "Revision Bit1", "",
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| 			  "J2 Header Pin35", "", "", "", "J2 Header Pin36",
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| 			  "J2 Header Pin31", "", "", "", "TF VDD En",
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| 			  "J2 Header Pin32", "J2 Header Pin26", "", "",
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| 			  /* Bank GPIOX */
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| 			  "J2 Header Pin29", "J2 Header Pin24",
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| 			  "J2 Header Pin23", "J2 Header Pin22",
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| 			  "J2 Header Pin21", "J2 Header Pin18",
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| 			  "J2 Header Pin33", "J2 Header Pin19",
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| 			  "J2 Header Pin16", "J2 Header Pin15",
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| 			  "J2 Header Pin12", "J2 Header Pin13",
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| 			  "J2 Header Pin8", "J2 Header Pin10",
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| 			  "", "", "", "", "",
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| 			  "J2 Header Pin11", "", "J2 Header Pin7", "",
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| 			  /* Bank GPIOCLK */
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| 			  "", "", "", "";
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| };
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| 
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| &saradc {
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| 	status = "okay";
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| 	vref-supply = <&vcc1v8>;
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| };
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| 
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| &scpi_clocks {
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| 	status = "disabled";
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| };
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| 
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| /* SD */
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| &sd_emmc_b {
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| 	status = "okay";
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| 	pinctrl-0 = <&sdcard_pins>;
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| 	pinctrl-1 = <&sdcard_clk_gate_pins>;
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| 	pinctrl-names = "default", "clk-gate";
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| 
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| 	bus-width = <4>;
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| 	cap-sd-highspeed;
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| 	sd-uhs-sdr12;
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| 	sd-uhs-sdr25;
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| 	sd-uhs-sdr50;
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| 	sd-uhs-ddr50;
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| 	max-frequency = <100000000>;
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| 	disable-wp;
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| 
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| 	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
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| 
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| 	vmmc-supply = <&tflash_vdd>;
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| 	vqmmc-supply = <&tf_io>;
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| };
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| 
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| /* eMMC */
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| &sd_emmc_c {
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| 	status = "okay";
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| 	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
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| 	pinctrl-1 = <&emmc_clk_gate_pins>;
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| 	pinctrl-names = "default", "clk-gate";
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| 
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| 	bus-width = <8>;
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| 	max-frequency = <200000000>;
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| 	non-removable;
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| 	disable-wp;
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| 	cap-mmc-highspeed;
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| 	mmc-ddr-1_8v;
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| 	mmc-hs200-1_8v;
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| 
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| 	mmc-pwrseq = <&emmc_pwrseq>;
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| 	vmmc-supply = <&vcc3v3>;
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| 	vqmmc-supply = <&vcc1v8>;
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| };
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| 
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| &uart_AO {
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| 	status = "okay";
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| 	pinctrl-0 = <&uart_ao_a_pins>;
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| 	pinctrl-names = "default";
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| };
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| 
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| &usb0_phy {
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| 	status = "disabled";
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| 	phy-supply = <&usb_otg_pwr>;
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| };
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| 
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| &usb1_phy {
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| 	status = "okay";
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| 	phy-supply = <&usb_otg_pwr>;
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| };
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| 
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| &usb0 {
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| 	status = "disabled";
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| };
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| 
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| &usb1 {
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| 	status = "okay";
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| };
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