linuxdebug/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts

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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2016 Endless Computers, Inc.
* Author: Carlo Caione <carlo@endlessm.com>
*/
/dts-v1/;
#include <dt-bindings/input/input.h>
#include "meson-gxm.dtsi"
#include "meson-gx-p23x-q20x.dtsi"
/ {
compatible = "amlogic,q200", "amlogic,s912", "amlogic,meson-gxm";
model = "Amlogic Meson GXM (S912) Q200 Development Board";
adc-keys {
compatible = "adc-keys";
io-channels = <&saradc 0>;
io-channel-names = "buttons";
keyup-threshold-microvolt = <1710000>;
button-function {
label = "Update";
linux,code = <KEY_VENDOR>;
press-threshold-microvolt = <10000>;
};
};
gpio-keys-polled {
compatible = "gpio-keys-polled";
poll-interval = <100>;
button {
label = "power";
linux,code = <KEY_POWER>;
gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
};
};
};
/* Q200 has exclusive choice between internal or external PHY */
&ethmac {
pinctrl-0 = <&eth_pins>;
pinctrl-names = "default";
/* Select external PHY by default */
phy-handle = <&external_phy>;
amlogic,tx-delay-ns = <2>;
/* External PHY is in RGMII */
phy-mode = "rgmii";
};
&external_mdio {
external_phy: ethernet-phy@0 {
/* Realtek RTL8211F (0x001cc916) */
reg = <0>;
max-speed = <1000>;
/* External PHY reset is shared with internal PHY Led signal */
reset-assert-us = <10000>;
reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
/* MAC_INTR on GPIOZ_15 */
interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
};
};
&sd_emmc_a {
brcmf: wifi@1 {
reg = <1>;
compatible = "brcm,bcm4329-fmac";
};
};