1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) <<
2 /* 1 /*
3 * Copyright (c) 2016 Endless Computers, Inc. 2 * Copyright (c) 2016 Endless Computers, Inc.
4 * Author: Carlo Caione <carlo@endlessm.com> 3 * Author: Carlo Caione <carlo@endlessm.com>
>> 4 *
>> 5 * This file is dual-licensed: you can use it either under the terms
>> 6 * of the GPL or the X11 license, at your option. Note that this dual
>> 7 * licensing only applies to this file, and not this project as a
>> 8 * whole.
>> 9 *
>> 10 * a) This library is free software; you can redistribute it and/or
>> 11 * modify it under the terms of the GNU General Public License as
>> 12 * published by the Free Software Foundation; either version 2 of the
>> 13 * License, or (at your option) any later version.
>> 14 *
>> 15 * This library is distributed in the hope that it will be useful,
>> 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
>> 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
>> 18 * GNU General Public License for more details.
>> 19 *
>> 20 * Or, alternatively,
>> 21 *
>> 22 * b) Permission is hereby granted, free of charge, to any person
>> 23 * obtaining a copy of this software and associated documentation
>> 24 * files (the "Software"), to deal in the Software without
>> 25 * restriction, including without limitation the rights to use,
>> 26 * copy, modify, merge, publish, distribute, sublicense, and/or
>> 27 * sell copies of the Software, and to permit persons to whom the
>> 28 * Software is furnished to do so, subject to the following
>> 29 * conditions:
>> 30 *
>> 31 * The above copyright notice and this permission notice shall be
>> 32 * included in all copies or substantial portions of the Software.
>> 33 *
>> 34 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
>> 35 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
>> 36 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
>> 37 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
>> 38 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
>> 39 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
>> 40 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
>> 41 * OTHER DEALINGS IN THE SOFTWARE.
5 */ 42 */
6 43
7 /dts-v1/; 44 /dts-v1/;
8 45
9 #include <dt-bindings/input/input.h> 46 #include <dt-bindings/input/input.h>
10 47
11 #include "meson-gxm.dtsi" 48 #include "meson-gxm.dtsi"
12 #include "meson-gx-p23x-q20x.dtsi" 49 #include "meson-gx-p23x-q20x.dtsi"
13 50
14 / { 51 / {
15 compatible = "amlogic,q200", "amlogic, 52 compatible = "amlogic,q200", "amlogic,s912", "amlogic,meson-gxm";
16 model = "Amlogic Meson GXM (S912) Q200 53 model = "Amlogic Meson GXM (S912) Q200 Development Board";
17 54
18 adc-keys { 55 adc-keys {
19 compatible = "adc-keys"; 56 compatible = "adc-keys";
20 io-channels = <&saradc 0>; 57 io-channels = <&saradc 0>;
21 io-channel-names = "buttons"; 58 io-channel-names = "buttons";
22 keyup-threshold-microvolt = <1 59 keyup-threshold-microvolt = <1710000>;
23 60
24 button-function { 61 button-function {
25 label = "Update"; 62 label = "Update";
26 linux,code = <KEY_VEND 63 linux,code = <KEY_VENDOR>;
27 press-threshold-microv 64 press-threshold-microvolt = <10000>;
28 }; 65 };
29 }; 66 };
30 67
31 gpio-keys-polled { 68 gpio-keys-polled {
32 compatible = "gpio-keys-polled 69 compatible = "gpio-keys-polled";
>> 70 #address-cells = <1>;
>> 71 #size-cells = <0>;
33 poll-interval = <100>; 72 poll-interval = <100>;
34 73
35 button { !! 74 button@0 {
36 label = "power"; 75 label = "power";
37 linux,code = <KEY_POWE 76 linux,code = <KEY_POWER>;
38 gpios = <&gpio_ao GPIO 77 gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
39 }; 78 };
40 }; 79 };
>> 80
>> 81 vddio_ao18: regulator-vddio_ao18 {
>> 82 compatible = "regulator-fixed";
>> 83 regulator-name = "VDDIO_AO18";
>> 84 regulator-min-microvolt = <1800000>;
>> 85 regulator-max-microvolt = <1800000>;
>> 86 };
41 }; 87 };
42 88
43 /* Q200 has exclusive choice between internal 89 /* Q200 has exclusive choice between internal or external PHY */
44 ðmac { 90 ðmac {
45 pinctrl-0 = <ð_pins>; 91 pinctrl-0 = <ð_pins>;
46 pinctrl-names = "default"; 92 pinctrl-names = "default";
47 93
48 /* Select external PHY by default */ 94 /* Select external PHY by default */
49 phy-handle = <&external_phy>; 95 phy-handle = <&external_phy>;
50 96
51 amlogic,tx-delay-ns = <2>; 97 amlogic,tx-delay-ns = <2>;
52 98
>> 99 /* External PHY reset is shared with internal PHY Led signals */
>> 100 snps,reset-gpio = <&gpio GPIOZ_14 0>;
>> 101 snps,reset-delays-us = <0 10000 1000000>;
>> 102 snps,reset-active-low;
>> 103
53 /* External PHY is in RGMII */ 104 /* External PHY is in RGMII */
54 phy-mode = "rgmii"; 105 phy-mode = "rgmii";
55 }; 106 };
56 107
57 &external_mdio { 108 &external_mdio {
58 external_phy: ethernet-phy@0 { 109 external_phy: ethernet-phy@0 {
59 /* Realtek RTL8211F (0x001cc91 !! 110 compatible = "ethernet-phy-id001c.c916", "ethernet-phy-ieee802.3-c22";
60 reg = <0>; 111 reg = <0>;
61 max-speed = <1000>; 112 max-speed = <1000>;
62 <<
63 /* External PHY reset is share <<
64 reset-assert-us = <10000>; <<
65 reset-deassert-us = <80000>; <<
66 reset-gpios = <&gpio GPIOZ_14 <<
67 <<
68 interrupt-parent = <&gpio_intc <<
69 /* MAC_INTR on GPIOZ_15 */ <<
70 interrupts = <25 IRQ_TYPE_LEVE <<
71 }; 113 };
72 }; 114 };
73 115
74 &sd_emmc_a { !! 116 &saradc {
75 brcmf: wifi@1 { !! 117 status = "okay";
76 reg = <1>; !! 118 vref-supply = <&vddio_ao18>;
77 compatible = "brcm,bcm4329-fma <<
78 }; <<
79 }; 119 };
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