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	cvbs-connector {
147		compatible = "composite-video-connector";
148
149		port {
150			cvbs_connector_in: endpoint {
151				remote-endpoint = <&cvbs_vdac_out>;
152			};
153		};
154	};
155};
156
157&uart_AO {
158	status = "okay";
159	pinctrl-0 = <&uart_ao_a_pins>;
160	pinctrl-names = "default";
161};
162
163&ethmac {
164	status = "okay";
165	pinctrl-0 = <&eth_rmii_pins>;
166	pinctrl-names = "default";
167	phy-mode = "rmii";
168};
169
170&ir {
171	status = "okay";
172	pinctrl-0 = <&remote_input_ao_pins>;
173	pinctrl-names = "default";
174};
175
176/* Wireless SDIO Module */
177&sd_emmc_a {
178	status = "okay";
179	pinctrl-0 = <&sdio_pins>;
180	pinctrl-names = "default";
181	#address-cells = <1>;
182	#size-cells = <0>;
183
184	bus-width = <4>;
185	cap-sd-highspeed;
186	max-frequency = <100000000>;
187
188	non-removable;
189	disable-wp;
190
191	mmc-pwrseq = <&sdio_pwrseq>;
192
193	vmmc-supply = <&vddao_3v3>;
194	vqmmc-supply = <&vddio_boot>;
195};
196
197/* SD card */
198&sd_emmc_b {
199	status = "okay";
200	pinctrl-0 = <&sdcard_pins>;
201	pinctrl-names = "default";
202
203	bus-width = <4>;
204	cap-sd-highspeed;
205	max-frequency = <100000000>;
206	disable-wp;
207
208	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
209	cd-inverted;
210
211	vmmc-supply = <&vddao_3v3>;
212	vqmmc-supply = <&vddio_card>;
213};
214
215/* eMMC */
216&sd_emmc_c {
217	status = "okay";
218	pinctrl-0 = <&emmc_pins>;
219	pinctrl-names = "default";
220
221	bus-width = <8>;
222	cap-sd-highspeed;
223	cap-mmc-highspeed;
224	max-frequency = <200000000>;
225	non-removable;
226	disable-wp;
227	mmc-ddr-1_8v;
228	mmc-hs200-1_8v;
229
230	mmc-pwrseq = <&emmc_pwrseq>;
231	vmmc-supply = <&vcc_3v3>;
232	vqmmc-supply = <&vddio_boot>;
233};
234
235&pwm_ef {
236	status = "okay";
237	pinctrl-0 = <&pwm_e_pins>;
238	pinctrl-names = "default";
239	clocks = <&clkc CLKID_FCLK_DIV4>;
240	clock-names = "clkin0";
241};
242
243&cvbs_vdac_port {
244	cvbs_vdac_out: endpoint {
245		remote-endpoint = <&cvbs_connector_in>;
246	};
247};
248