xref: /openbmc/linux/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi (revision e4781421e883340b796da5a724bda7226817990b)
1/*
2 * Copyright (c) 2016 Andreas Färber
3 * Copyright (c) 2016 BayLibre, Inc.
4 * Author: Kevin Hilman <khilman@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#include "meson-gxbb.dtsi"
46
47/ {
48	aliases {
49		serial0 = &uart_AO;
50	};
51
52	chosen {
53		stdout-path = "serial0:115200n8";
54	};
55
56	memory@0 {
57		device_type = "memory";
58		reg = <0x0 0x0 0x0 0x40000000>;
59	};
60
61	usb_pwr: regulator-usb-pwrs {
62		compatible = "regulator-fixed";
63
64		regulator-name = "USB_PWR";
65
66		regulator-min-microvolt = <5000000>;
67		regulator-max-microvolt = <5000000>;
68
69		/* signal name in schematic: USB_PWR_EN */
70		gpio = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
71		enable-active-high;
72	};
73
74	vddio_card: gpio-regulator {
75		compatible = "regulator-gpio";
76
77		regulator-name = "VDDIO_CARD";
78		regulator-min-microvolt = <1800000>;
79		regulator-max-microvolt = <3300000>;
80
81		gpios = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
82		gpios-states = <1>;
83
84		/* Based on P200 schematics, signal CARD_1.8V/3.3V_CTR */
85		states = <1800000 0
86			  3300000 1>;
87	};
88
89	vddio_boot: regulator-vddio_boot {
90		compatible = "regulator-fixed";
91		regulator-name = "VDDIO_BOOT";
92		regulator-min-microvolt = <1800000>;
93		regulator-max-microvolt = <1800000>;
94	};
95
96	vddao_3v3: regulator-vddao_3v3 {
97		compatible = "regulator-fixed";
98		regulator-name = "VDDAO_3V3";
99		regulator-min-microvolt = <3300000>;
100		regulator-max-microvolt = <3300000>;
101	};
102
103	vcc_3v3: regulator-vcc_3v3 {
104		compatible = "regulator-fixed";
105		regulator-name = "VCC_3V3";
106		regulator-min-microvolt = <3300000>;
107		regulator-max-microvolt = <3300000>;
108	};
109
110	emmc_pwrseq: emmc-pwrseq {
111		compatible = "mmc-pwrseq-emmc";
112		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
113	};
114
115	wifi32k: wifi32k {
116		compatible = "pwm-clock";
117		#clock-cells = <0>;
118		clock-frequency = <32768>;
119		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
120	};
121
122	sdio_pwrseq: sdio-pwrseq {
123		compatible = "mmc-pwrseq-simple";
124		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
125		clocks = <&wifi32k>;
126		clock-names = "ext_clock";
127	};
128};
129
130/* This UART is brought out to the DB9 connector */
131&uart_AO {
132	status = "okay";
133	pinctrl-0 = <&uart_ao_a_pins>;
134	pinctrl-names = "default";
135};
136
137&ethmac {
138	status = "okay";
139	pinctrl-0 = <&eth_rgmii_pins>;
140	pinctrl-names = "default";
141};
142
143&ir {
144	status = "okay";
145	pinctrl-0 = <&remote_input_ao_pins>;
146	pinctrl-names = "default";
147};
148
149&usb0_phy {
150	status = "okay";
151	phy-supply = <&usb_pwr>;
152};
153
154&usb1_phy {
155	status = "okay";
156};
157
158&usb0 {
159	status = "okay";
160};
161
162&usb1 {
163	status = "okay";
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	brcmf: bcrmf@1 {
187		reg = <1>;
188		compatible = "brcm,bcm4329-fmac";
189	};
190};
191
192/* SD card */
193&sd_emmc_b {
194	status = "okay";
195	pinctrl-0 = <&sdcard_pins>;
196	pinctrl-names = "default";
197
198	bus-width = <4>;
199	cap-sd-highspeed;
200	max-frequency = <100000000>;
201	disable-wp;
202
203	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
204	cd-inverted;
205
206	vmmc-supply = <&vddao_3v3>;
207	vqmmc-supply = <&vddio_card>;
208};
209
210/* eMMC */
211&sd_emmc_c {
212	status = "okay";
213	pinctrl-0 = <&emmc_pins>;
214	pinctrl-names = "default";
215
216	bus-width = <8>;
217	cap-sd-highspeed;
218	cap-mmc-highspeed;
219	max-frequency = <200000000>;
220	non-removable;
221	disable-wp;
222	mmc-ddr-1_8v;
223	mmc-hs200-1_8v;
224
225	mmc-pwrseq = <&emmc_pwrseq>;
226	vmmc-supply = <&vcc_3v3>;
227	vqmmc-supply = <&vddio_boot>;
228};
229
230&pwm_ef {
231	status = "okay";
232	pinctrl-0 = <&pwm_e_pins>;
233	pinctrl-names = "default";
234	clocks = <&clkc CLKID_FCLK_DIV4>;
235	clock-names = "clkin0";
236};
237