1/* 2 * Copyright (c) 2017 Icenowy Zheng <icenowy@aosc.xyz> 3 * 4 * Based on sun50i-a64-pine64.dts, which is: 5 * Copyright (c) 2016 ARM Ltd. 6 * 7 * This file is dual-licensed: you can use it either under the terms 8 * of the GPL or the X11 license, at your option. Note that this dual 9 * licensing only applies to this file, and not this project as a 10 * whole. 11 * 12 * a) This library is free software; you can redistribute it and/or 13 * modify it under the terms of the GNU General Public License as 14 * published by the Free Software Foundation; either version 2 of the 15 * License, or (at your option) any later version. 16 * 17 * This library is distributed in the hope that it will be useful, 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 * GNU General Public License for more details. 21 * 22 * Or, alternatively, 23 * 24 * b) Permission is hereby granted, free of charge, to any person 25 * obtaining a copy of this software and associated documentation 26 * files (the "Software"), to deal in the Software without 27 * restriction, including without limitation the rights to use, 28 * copy, modify, merge, publish, distribute, sublicense, and/or 29 * sell copies of the Software, and to permit persons to whom the 30 * Software is furnished to do so, subject to the following 31 * conditions: 32 * 33 * The above copyright notice and this permission notice shall be 34 * included in all copies or substantial portions of the Software. 35 * 36 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 37 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 38 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 39 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 40 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 41 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 42 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 43 * OTHER DEALINGS IN THE SOFTWARE. 44 */ 45 46#include "sun50i-a64.dtsi" 47 48/ { 49 reg_vcc3v3: vcc3v3 { 50 compatible = "regulator-fixed"; 51 regulator-name = "vcc3v3"; 52 regulator-min-microvolt = <3300000>; 53 regulator-max-microvolt = <3300000>; 54 }; 55}; 56 57&mmc0 { 58 pinctrl-names = "default"; 59 pinctrl-0 = <&mmc0_pins>; 60 vmmc-supply = <®_vcc3v3>; 61 non-removable; 62 disable-wp; 63 bus-width = <4>; 64 status = "okay"; 65}; 66 67&r_rsb { 68 status = "okay"; 69 70 axp803: pmic@3a3 { 71 compatible = "x-powers,axp803"; 72 reg = <0x3a3>; 73 interrupt-parent = <&r_intc>; 74 interrupts = <0 IRQ_TYPE_LEVEL_LOW>; 75 }; 76}; 77 78#include "axp803.dtsi" 79 80®_aldo2 { 81 regulator-always-on; 82 regulator-min-microvolt = <1800000>; 83 regulator-max-microvolt = <3300000>; 84 regulator-name = "vcc-pl"; 85}; 86 87®_aldo3 { 88 regulator-always-on; 89 regulator-min-microvolt = <3000000>; 90 regulator-max-microvolt = <3000000>; 91 regulator-name = "vcc-pll-avcc"; 92}; 93 94®_dcdc1 { 95 regulator-always-on; 96 regulator-min-microvolt = <3300000>; 97 regulator-max-microvolt = <3300000>; 98 regulator-name = "vcc-3v3"; 99}; 100 101®_dcdc2 { 102 regulator-always-on; 103 regulator-min-microvolt = <1040000>; 104 regulator-max-microvolt = <1300000>; 105 regulator-name = "vdd-cpux"; 106}; 107 108/* DCDC3 is polyphased with DCDC2 */ 109 110®_dcdc5 { 111 regulator-always-on; 112 regulator-min-microvolt = <1200000>; 113 regulator-max-microvolt = <1200000>; 114 regulator-name = "vcc-dram"; 115}; 116 117®_dcdc6 { 118 regulator-always-on; 119 regulator-min-microvolt = <1100000>; 120 regulator-max-microvolt = <1100000>; 121 regulator-name = "vdd-sys"; 122}; 123 124®_eldo1 { 125 regulator-always-on; 126 regulator-min-microvolt = <1800000>; 127 regulator-max-microvolt = <1800000>; 128 regulator-name = "vdd-1v8-lpddr"; 129}; 130 131®_fldo1 { 132 regulator-min-microvolt = <1200000>; 133 regulator-max-microvolt = <1200000>; 134 regulator-name = "vcc-1v2-hsic"; 135}; 136 137/* 138 * The A64 chip cannot work without this regulator off, although 139 * it seems to be only driving the AR100 core. 140 * Maybe we don't still know well about CPUs domain. 141 */ 142®_fldo2 { 143 regulator-always-on; 144 regulator-min-microvolt = <1100000>; 145 regulator-max-microvolt = <1100000>; 146 regulator-name = "vdd-cpus"; 147}; 148 149®_rtc_ldo { 150 regulator-name = "vcc-rtc"; 151}; 152