1/*
  2 * Copyright 2015 Hans de Goede <hdegoede@redhat.com>
  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#include "sunxi-q8-common.dtsi"
 43
 44#include <dt-bindings/pwm/pwm.h>
 45
 46/ {
 47	aliases {
 48		serial0 = &r_uart;
 49	};
 50
 51	backlight: backlight {
 52		compatible = "pwm-backlight";
 53		pinctrl-names = "default";
 54		pinctrl-0 = <&bl_en_pin_q8>;
 55		pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
 56		brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
 57		default-brightness-level = <8>;
 58		enable-gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
 59	};
 60
 61	chosen {
 62		stdout-path = "serial0:115200n8";
 63	};
 64};
 65
 66&mmc0 {
 67	pinctrl-names = "default";
 68	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_q8>;
 69	vmmc-supply = <&reg_dcdc1>;
 70	bus-width = <4>;
 71	cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
 72	cd-inverted;
 73	status = "okay";
 74};
 75
 76&pio {
 77	bl_en_pin_q8: bl_en_pin@0 {
 78		allwinner,pins = "PH6";
 79		allwinner,function = "gpio_in";
 80		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 81		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 82	};
 83
 84	mmc0_cd_pin_q8: mmc0_cd_pin@0 {
 85		allwinner,pins = "PB4";
 86		allwinner,function = "gpio_in";
 87		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 88		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 89	};
 90};
 91
 92&r_rsb {
 93	status = "okay";
 94
 95	axp22x: pmic@3a3 {
 96		compatible = "x-powers,axp223";
 97		reg = <0x3a3>;
 98		interrupt-parent = <&nmi_intc>;
 99		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
100		eldoin-supply = <&reg_dcdc1>;
101	};
102};
103
104#include "axp22x.dtsi"
105
106&reg_aldo1 {
107	regulator-always-on;
108	regulator-min-microvolt = <3000000>;
109	regulator-max-microvolt = <3000000>;
110	regulator-name = "vcc-io";
111};
112
113&reg_aldo2 {
114	regulator-always-on;
115	regulator-min-microvolt = <2350000>;
116	regulator-max-microvolt = <2650000>;
117	regulator-name = "vdd-dll";
118};
119
120&reg_aldo3 {
121	regulator-always-on;
122	regulator-min-microvolt = <2700000>;
123	regulator-max-microvolt = <3300000>;
124	regulator-name = "vcc-pll-avcc";
125};
126
127&reg_dc1sw {
128	regulator-name = "vcc-lcd";
129};
130
131&reg_dc5ldo {
132	regulator-always-on;
133	regulator-min-microvolt = <900000>;
134	regulator-max-microvolt = <1400000>;
135	regulator-name = "vdd-cpus";
136};
137
138&reg_dcdc1 {
139	regulator-always-on;
140	regulator-min-microvolt = <3000000>;
141	regulator-max-microvolt = <3000000>;
142	regulator-name = "vcc-3v0";
143};
144
145&reg_dcdc2 {
146	regulator-always-on;
147	regulator-min-microvolt = <900000>;
148	regulator-max-microvolt = <1400000>;
149	regulator-name = "vdd-sys";
150};
151
152&reg_dcdc3 {
153	regulator-always-on;
154	regulator-min-microvolt = <900000>;
155	regulator-max-microvolt = <1400000>;
156	regulator-name = "vdd-cpu";
157};
158
159&reg_dcdc5 {
160	regulator-always-on;
161	regulator-min-microvolt = <1500000>;
162	regulator-max-microvolt = <1500000>;
163	regulator-name = "vcc-dram";
164};
165
166&reg_rtc_ldo {
167	regulator-name = "vcc-rtc";
168};
169
170&r_uart {
171	pinctrl-names = "default";
172	pinctrl-0 = <&r_uart_pins_a>;
173	status = "okay";
174};
175
176&simplefb_lcd {
177	vcc-lcd-supply = <&reg_dc1sw>;
178};