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      1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
      2 /*
      3  * Copyright (c) 2016 Endless Computers, Inc.
      4  * Author: Carlo Caione <carlo (a] endlessm.com>
      5  */
      6 
      7 /dts-v1/;
      8 
      9 #include <dt-bindings/input/input.h>
     10 
     11 #include "meson-gxm.dtsi"
     12 #include "meson-gx-p23x-q20x.dtsi"
     13 
     14 / {
     15 	compatible = "amlogic,q200", "amlogic,s912", "amlogic,meson-gxm";
     16 	model = "Amlogic Meson GXM (S912) Q200 Development Board";
     17 
     18 	adc-keys {
     19 		compatible = "adc-keys";
     20 		io-channels = <&saradc 0>;
     21 		io-channel-names = "buttons";
     22 		keyup-threshold-microvolt = <1710000>;
     23 
     24 		button-function {
     25 			label = "Update";
     26 			linux,code = <KEY_VENDOR>;
     27 			press-threshold-microvolt = <10000>;
     28 		};
     29 	};
     30 
     31 	gpio-keys-polled {
     32 		compatible = "gpio-keys-polled";
     33 		#address-cells = <1>;
     34 		#size-cells = <0>;
     35 		poll-interval = <100>;
     36 
     37 		button@0 {
     38 			label = "power";
     39 			linux,code = <KEY_POWER>;
     40 			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
     41 		};
     42 	};
     43 };
     44 
     45 /* Q200 has exclusive choice between internal or external PHY */
     46 &ethmac {
     47 	pinctrl-0 = <&eth_pins>;
     48 	pinctrl-names = "default";
     49 
     50 	/* Select external PHY by default */
     51 	phy-handle = <&external_phy>;
     52 
     53 	amlogic,tx-delay-ns = <2>;
     54 
     55 	/* External PHY is in RGMII */
     56 	phy-mode = "rgmii";
     57 };
     58 
     59 &external_mdio {
     60 	external_phy: ethernet-phy@0 {
     61 		/* Realtek RTL8211F (0x001cc916) */
     62 		reg = <0>;
     63 		max-speed = <1000>;
     64 
     65 		/* External PHY reset is shared with internal PHY Led signal */
     66 		reset-assert-us = <10000>;
     67 		reset-deassert-us = <80000>;
     68 		reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
     69 
     70 		interrupt-parent = <&gpio_intc>;
     71 		/* MAC_INTR on GPIOZ_15 */
     72 		interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
     73 	};
     74 };
     75 
     76 &sd_emmc_a {
     77 	brcmf: wifi@1 {
     78 		reg = <1>;
     79 		compatible = "brcm,bcm4329-fmac";
     80 	};
     81 };
     82