arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts at v4.15

tjh.dev / kernel
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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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kernel / arch / arm / boot / dts / sun8i-v40-bananapi-m2-berry.dts
at v4.15 173 lines 4.5 kB view raw
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  1/*
  2 * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
  3 *
  4 * This file is dual-licensed: you can use it either under the terms
  5 * of the GPL or the X11 license, at your option. Note that this dual
  6 * licensing only applies to this file, and not this project as a
  7 * whole.
  8 *
  9 *  a) This file is free software; you can redistribute it and/or
 10 *     modify it under the terms of the GNU General Public License as
 11 *     published by the Free Software Foundation; either version 2 of the
 12 *     License, or (at your option) any later version.
 13 *
 14 *     This file is distributed in the hope that it will be useful,
 15 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 16 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 17 *     GNU General Public License for more details.
 18 *
 19 * Or, alternatively,
 20 *
 21 *  b) Permission is hereby granted, free of charge, to any person
 22 *     obtaining a copy of this software and associated documentation
 23 *     files (the "Software"), to deal in the Software without
 24 *     restriction, including without limitation the rights to use,
 25 *     copy, modify, merge, publish, distribute, sublicense, and/or
 26 *     sell copies of the Software, and to permit persons to whom the
 27 *     Software is furnished to do so, subject to the following
 28 *     conditions:
 29 *
 30 *     The above copyright notice and this permission notice shall be
 31 *     included in all copies or substantial portions of the Software.
 32 *
 33 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 34 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 35 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 36 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 37 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 38 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 39 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 40 *     OTHER DEALINGS IN THE SOFTWARE.
 41 */
 42
 43/dts-v1/;
 44#include "sun8i-r40.dtsi"
 45
 46#include <dt-bindings/gpio/gpio.h>
 47
 48/ {
 49	model = "Banana Pi M2 Berry";
 50	compatible = "sinovoip,bpi-m2-berry", "allwinner,sun8i-r40";
 51
 52	aliases {
 53		serial0 = &uart0;
 54	};
 55
 56	chosen {
 57		stdout-path = "serial0:115200n8";
 58	};
 59
 60	leds {
 61		compatible = "gpio-leds";
 62
 63		pwr-led {
 64			label = "bananapi:red:pwr";
 65			gpios = <&pio 7 20 GPIO_ACTIVE_HIGH>;
 66			default-state = "on";
 67		};
 68
 69		user-led {
 70			label = "bananapi:green:user";
 71			gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>;
 72		};
 73	};
 74
 75	reg_vcc5v0: vcc5v0 {
 76		compatible = "regulator-fixed";
 77		regulator-name = "vcc5v0";
 78		regulator-min-microvolt = <5000000>;
 79		regulator-max-microvolt = <5000000>;
 80		gpio = <&pio 7 23 GPIO_ACTIVE_HIGH>; /* PH23 */
 81		enable-active-high;
 82	};
 83
 84	wifi_pwrseq: wifi_pwrseq {
 85		compatible = "mmc-pwrseq-simple";
 86		reset-gpios = <&pio 6 10 GPIO_ACTIVE_LOW>; /* PG10 WIFI_EN */
 87	};
 88};
 89
 90&i2c0 {
 91	status = "okay";
 92
 93	axp22x: pmic@68 {
 94		compatible = "x-powers,axp221";
 95		reg = <0x34>;
 96		interrupt-parent = <&nmi_intc>;
 97		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 98	};
 99};
100
101#include "axp22x.dtsi"
102
103&reg_aldo3 {
104	regulator-always-on;
105	regulator-min-microvolt = <2700000>;
106	regulator-max-microvolt = <3300000>;
107	regulator-name = "avcc";
108};
109
110&reg_dcdc1 {
111	regulator-always-on;
112	regulator-min-microvolt = <3000000>;
113	regulator-max-microvolt = <3000000>;
114	regulator-name = "vcc-3v0";
115};
116
117&reg_dcdc2 {
118	regulator-always-on;
119	regulator-min-microvolt = <1000000>;
120	regulator-max-microvolt = <1300000>;
121	regulator-name = "vdd-cpu";
122};
123
124&reg_dcdc3 {
125	regulator-always-on;
126	regulator-min-microvolt = <1000000>;
127	regulator-max-microvolt = <1300000>;
128	regulator-name = "vdd-sys";
129};
130
131&reg_dcdc5 {
132	regulator-always-on;
133	regulator-min-microvolt = <1500000>;
134	regulator-max-microvolt = <1500000>;
135	regulator-name = "vcc-dram";
136};
137
138&reg_dldo1 {
139	regulator-min-microvolt = <1800000>;
140	regulator-max-microvolt = <3300000>;
141	regulator-name = "vcc-wifi-io";
142};
143
144&reg_dldo2 {
145	regulator-min-microvolt = <3300000>;
146	regulator-max-microvolt = <3300000>;
147	regulator-name = "vcc-wifi";
148};
149
150&mmc0 {
151	vmmc-supply = <&reg_dcdc1>;
152	bus-width = <4>;
153	cd-gpios = <&pio 7 13 GPIO_ACTIVE_HIGH>; /* PH13 */
154	cd-inverted;
155	status = "okay";
156};
157
158&mmc1 {
159	pinctrl-names = "default";
160	pinctrl-0 = <&mmc1_pg_pins>;
161	vmmc-supply = <&reg_dldo2>;
162	vqmmc-supply = <&reg_dldo1>;
163	mmc-pwrseq = <&wifi_pwrseq>;
164	bus-width = <4>;
165	non-removable;
166	status = "okay";
167};
168
169&uart0 {
170	pinctrl-names = "default";
171	pinctrl-0 = <&uart0_pb_pins>;
172	status = "okay";
173};
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