1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2016 Endless Computers, Inc.
4 * Author: Carlo Caione <carlo@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 poll-interval = <100>;
34
35 button {
36 label = "power";
37 linux,code = <KEY_POWER>;
38 gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
39 };
40 };
41 };
42
43 /* Q200 has exclusive choice between internal or external PHY */
44 ðmac {
45 pinctrl-0 = <ð_pins>;
46 pinctrl-names = "default";
47
48 /* Select external PHY by default */
49 phy-handle = <&external_phy>;
50
51 amlogic,tx-delay-ns = <2>;
52
53 /* External PHY is in RGMII */
54 phy-mode = "rgmii";
55 };
56
57 &external_mdio {
58 external_phy: ethernet-phy@0 {
59 /* Realtek RTL8211F (0x001cc916) */
60 reg = <0>;
61 max-speed = <1000>;
62
63 /* External PHY reset is shared with internal PHY Led signal */
64 reset-assert-us = <10000>;
65 reset-deassert-us = <80000>;
66 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
67
68 interrupt-parent = <&gpio_intc>;
69 /* MAC_INTR on GPIOZ_15 */
70 interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
71 };
72 };
73
74 &sd_emmc_a {
75 brcmf: wifi@1 {
76 reg = <1>;
77 compatible = "brcm,bcm4329-fmac";
78 };
79 };
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