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 163ðmac { 164 status = "okay"; 165 pinctrl-0 = <ð_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