Merge tag 'docs-4.10-2' of git://git.lwn.net/linux
[sfrench/cifs-2.6.git] / arch / arm64 / boot / dts / amlogic / meson-gxbb-nexbox-a95x.dts
1 /*
2  * Copyright (c) 2016 Andreas Färber
3  * Copyright (c) 2016 BayLibre, Inc.
4  * Author: Neil Armstrong <narmstrong@kernel.org>
5  *
6  * This file is dual-licensed: you can use it either under the terms
7  * of the GPL or the X11 license, at your option. Note that this dual
8  * licensing only applies to this file, and not this project as a
9  * whole.
10  *
11  *  a) This library is free software; you can redistribute it and/or
12  *     modify it under the terms of the GNU General Public License as
13  *     published by the Free Software Foundation; either version 2 of the
14  *     License, or (at your option) any later version.
15  *
16  *     This library is distributed in the hope that it will be useful,
17  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
18  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  *     GNU General Public License for more details.
20  *
21  * Or, alternatively,
22  *
23  *  b) Permission is hereby granted, free of charge, to any person
24  *     obtaining a copy of this software and associated documentation
25  *     files (the "Software"), to deal in the Software without
26  *     restriction, including without limitation the rights to use,
27  *     copy, modify, merge, publish, distribute, sublicense, and/or
28  *     sell copies of the Software, and to permit persons to whom the
29  *     Software is furnished to do so, subject to the following
30  *     conditions:
31  *
32  *     The above copyright notice and this permission notice shall be
33  *     included in all copies or substantial portions of the Software.
34  *
35  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
36  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
37  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
38  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
39  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
40  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
41  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
42  *     OTHER DEALINGS IN THE SOFTWARE.
43  */
44
45 /dts-v1/;
46
47 #include "meson-gxbb.dtsi"
48 #include <dt-bindings/gpio/gpio.h>
49 #include <dt-bindings/input/input.h>
50
51 / {
52         compatible = "nexbox,a95x", "amlogic,meson-gxbb";
53         model = "NEXBOX A95X";
54         
55         aliases {
56                 serial0 = &uart_AO;
57         };
58
59         chosen {
60                 stdout-path = "serial0:115200n8";
61         };
62
63         memory@0 {
64                 device_type = "memory";
65                 reg = <0x0 0x0 0x0 0x40000000>;
66         };
67
68         leds {
69                 compatible = "gpio-leds";
70                 blue {
71                         label = "a95x:system-status";
72                         gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
73                         linux,default-trigger = "heartbeat";
74                         default-state = "off";
75                 };
76         };
77
78         gpio-keys-polled {
79                 compatible = "gpio-keys-polled";
80                 #address-cells = <1>;
81                 #size-cells = <0>;
82                 poll-interval = <100>;
83
84                 button@0 {
85                         label = "reset";
86                         linux,code = <KEY_RESTART>;
87                         gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>;
88                 };
89         };
90
91         vddio_card: gpio-regulator {
92                 compatible = "regulator-gpio";
93
94                 regulator-name = "VDDIO_CARD";
95                 regulator-min-microvolt = <1800000>;
96                 regulator-max-microvolt = <3300000>;
97
98                 gpios = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
99                 gpios-states = <1>;
100
101                 /* Based on P200 schematics, signal CARD_1.8V/3.3V_CTR */
102                 states = <1800000 0
103                           3300000 1>;
104         };
105
106         vddio_boot: regulator-vddio_boot {
107                 compatible = "regulator-fixed";
108                 regulator-name = "VDDIO_BOOT";
109                 regulator-min-microvolt = <1800000>;
110                 regulator-max-microvolt = <1800000>;
111         };
112
113         vddao_3v3: regulator-vddao_3v3 {
114                 compatible = "regulator-fixed";
115                 regulator-name = "VDDAO_3V3";
116                 regulator-min-microvolt = <3300000>;
117                 regulator-max-microvolt = <3300000>;
118         };
119
120         vcc_3v3: regulator-vcc_3v3 {
121                 compatible = "regulator-fixed";
122                 regulator-name = "VCC_3V3";
123                 regulator-min-microvolt = <3300000>;
124                 regulator-max-microvolt = <3300000>;
125         };
126
127         emmc_pwrseq: emmc-pwrseq {
128                 compatible = "mmc-pwrseq-emmc";
129                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
130         };
131
132         wifi32k: wifi32k {
133                 compatible = "pwm-clock";
134                 #clock-cells = <0>;
135                 clock-frequency = <32768>;
136                 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
137         };
138
139         sdio_pwrseq: sdio-pwrseq {
140                 compatible = "mmc-pwrseq-simple";
141                 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
142                 clocks = <&wifi32k>;
143                 clock-names = "ext_clock";
144         };
145 };
146
147 &uart_AO {
148         status = "okay";
149         pinctrl-0 = <&uart_ao_a_pins>;
150         pinctrl-names = "default";
151 };
152
153 &ethmac {
154         status = "okay";
155         pinctrl-0 = <&eth_rmii_pins>;
156         pinctrl-names = "default";
157         phy-mode = "rmii";
158 };
159
160 &ir {
161         status = "okay";
162         pinctrl-0 = <&remote_input_ao_pins>;
163         pinctrl-names = "default";
164 };
165
166 /* Wireless SDIO Module */
167 &sd_emmc_a {
168         status = "okay";
169         pinctrl-0 = <&sdio_pins>;
170         pinctrl-names = "default";
171         #address-cells = <1>;
172         #size-cells = <0>;
173
174         bus-width = <4>;
175         cap-sd-highspeed;
176         max-frequency = <100000000>;
177
178         non-removable;
179         disable-wp;
180
181         mmc-pwrseq = <&sdio_pwrseq>;
182
183         vmmc-supply = <&vddao_3v3>;
184         vqmmc-supply = <&vddio_boot>;
185 };
186
187 /* SD card */
188 &sd_emmc_b {
189         status = "okay";
190         pinctrl-0 = <&sdcard_pins>;
191         pinctrl-names = "default";
192
193         bus-width = <4>;
194         cap-sd-highspeed;
195         max-frequency = <100000000>;
196         disable-wp;
197
198         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
199         cd-inverted;
200
201         vmmc-supply = <&vddao_3v3>;
202         vqmmc-supply = <&vddio_card>;
203 };
204
205 /* eMMC */
206 &sd_emmc_c {
207         status = "okay";
208         pinctrl-0 = <&emmc_pins>;
209         pinctrl-names = "default";
210
211         bus-width = <8>;
212         cap-sd-highspeed;
213         cap-mmc-highspeed;
214         max-frequency = <200000000>;
215         non-removable;
216         disable-wp;
217         mmc-ddr-1_8v;
218         mmc-hs200-1_8v;
219
220         mmc-pwrseq = <&emmc_pwrseq>;
221         vmmc-supply = <&vcc_3v3>;
222         vqmmc-supply = <&vddio_boot>;
223 };
224
225 &pwm_ef {
226         status = "okay";
227         pinctrl-0 = <&pwm_e_pins>;
228         pinctrl-names = "default";
229         clocks = <&clkc CLKID_FCLK_DIV4>;
230         clock-names = "clkin0";
231 };