1 /* 2 * Copyright 2013 Wills Wang 3 * 4 * Wills Wang <wills.wang.open (at) gmail.com> 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 file 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 file 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 #include "sun7i-a20.dtsi" 47 #include "sunxi-common-regulators.dtsi" 48 49 #include <dt-bindings/gpio/gpio.h> 50 #include <dt-bindings/interrupt-controller/irq.h> 51 #include <dt-bindings/pinctrl/sun4i-a10.h> 52 53 / { 54 model = "Merrii A20 Hummingbird"; 55 compatible = "merrii,a20-hummingbird", "allwinner,sun7i-a20"; 56 57 aliases { 58 serial0 = &uart0; 59 serial1 = &uart2; 60 serial2 = &uart3; 61 serial3 = &uart4; 62 serial4 = &uart5; 63 }; 64 65 chosen { 66 stdout-path = "serial0:115200n8"; 67 }; 68 69 reg_mmc3_vdd: mmc3_vdd { 70 compatible = "regulator-fixed"; 71 pinctrl-names = "default"; 72 pinctrl-0 = <&mmc3_vdd_pin_a20_hummingbird>; 73 regulator-name = "mmc3_vdd"; 74 regulator-min-microvolt = <3000000>; 75 regulator-max-microvolt = <3000000>; 76 enable-active-high; 77 gpio = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */ 78 }; 79 80 reg_gmac_vdd: gmac_vdd { 81 compatible = "regulator-fixed"; 82 pinctrl-names = "default"; 83 pinctrl-0 = <&gmac_vdd_pin_a20_hummingbird>; 84 regulator-name = "gmac_vdd"; 85 regulator-min-microvolt = <3000000>; 86 regulator-max-microvolt = <3000000>; 87 enable-active-high; 88 gpio = <&pio 7 16 GPIO_ACTIVE_HIGH>; /* PH16 */ 89 }; 90 }; 91 92 &ahci { 93 target-supply = <®_ahci_5v>; 94 status = "okay"; 95 }; 96 97 &ehci0 { 98 status = "okay"; 99 }; 100 101 &ehci1 { 102 status = "okay"; 103 }; 104 105 &gmac { 106 pinctrl-names = "default"; 107 pinctrl-0 = <&gmac_pins_rgmii_a>; 108 phy = <&phy1>; 109 phy-mode = "rgmii"; 110 phy-supply = <®_gmac_vdd>; 111 /* phy reset config */ 112 snps,reset-gpio = <&pio 0 17 GPIO_ACTIVE_HIGH>; /* PA17 */ 113 snps,reset-active-low; 114 /* wait 1s after reset, otherwise fail to read phy id */ 115 snps,reset-delays-us = <0 10000 1000000>; 116 status = "okay"; 117 118 phy1: ethernet-phy@1 { 119 reg = <1>; 120 }; 121 }; 122 123 &i2c0 { 124 pinctrl-names = "default"; 125 pinctrl-0 = <&i2c0_pins_a>; 126 status = "okay"; 127 128 axp209: pmic@34 { 129 compatible = "x-powers,axp209"; 130 reg = <0x34>; 131 interrupt-parent = <&nmi_intc>; 132 interrupts = <0 IRQ_TYPE_LEVEL_LOW>; 133 interrupt-controller; 134 #interrupt-cells = <1>; 135 }; 136 }; 137 138 &i2c1 { 139 pinctrl-names = "default"; 140 pinctrl-0 = <&i2c1_pins_a>; 141 status = "okay"; 142 }; 143 144 &i2c2 { 145 pinctrl-names = "default"; 146 pinctrl-0 = <&i2c2_pins_a>; 147 status = "okay"; 148 }; 149 150 &i2c3 { 151 pinctrl-names = "default"; 152 pinctrl-0 = <&i2c3_pins_a>; 153 status = "okay"; 154 }; 155 156 &ir0 { 157 pinctrl-names = "default"; 158 pinctrl-0 = <&ir0_rx_pins_a>; 159 status = "okay"; 160 }; 161 162 &mmc0 { 163 pinctrl-names = "default"; 164 pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>; 165 vmmc-supply = <®_vcc3v0>; 166 bus-width = <4>; 167 cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */ 168 cd-inverted; 169 status = "okay"; 170 }; 171 172 &mmc3 { 173 pinctrl-names = "default"; 174 pinctrl-0 = <&mmc3_pins_a>; 175 vmmc-supply = <®_mmc3_vdd>; 176 bus-width = <4>; 177 non-removable; 178 status = "okay"; 179 }; 180 181 &ohci0 { 182 status = "okay"; 183 }; 184 185 &ohci1 { 186 status = "okay"; 187 }; 188 189 &pio { 190 ahci_pwr_pin_a20_hummingbird: ahci_pwr_pin@0 { 191 allwinner,pins = "PH15"; 192 allwinner,function = "gpio_out"; 193 allwinner,drive = <SUN4I_PINCTRL_10_MA>; 194 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; 195 }; 196 197 usb1_vbus_pin_a20_hummingbird: usb1_vbus_pin@0 { 198 allwinner,pins = "PH2"; 199 allwinner,function = "gpio_out"; 200 allwinner,drive = <SUN4I_PINCTRL_10_MA>; 201 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; 202 }; 203 204 mmc3_vdd_pin_a20_hummingbird: mmc3_vdd_pin@0 { 205 allwinner,pins = "PH9"; 206 allwinner,function = "gpio_out"; 207 allwinner,drive = <SUN4I_PINCTRL_10_MA>; 208 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; 209 }; 210 211 gmac_vdd_pin_a20_hummingbird: gmac_vdd_pin@0 { 212 allwinner,pins = "PH16"; 213 allwinner,function = "gpio_out"; 214 allwinner,drive = <SUN4I_PINCTRL_10_MA>; 215 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; 216 }; 217 }; 218 219 &pwm { 220 pinctrl-names = "default"; 221 pinctrl-0 = <&pwm0_pins_a>; 222 status = "okay"; 223 }; 224 225 ®_ahci_5v { 226 pinctrl-0 = <&ahci_pwr_pin_a20_hummingbird>; 227 gpio = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */ 228 status = "okay"; 229 }; 230 231 ®_usb1_vbus { 232 pinctrl-0 = <&usb1_vbus_pin_a20_hummingbird>; 233 gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */ 234 status = "okay"; 235 }; 236 237 ®_usb2_vbus { 238 status = "okay"; 239 }; 240 241 &spi2 { 242 pinctrl-names = "default"; 243 pinctrl-0 = <&spi2_pins_b>, 244 <&spi2_cs0_pins_b>; 245 status = "okay"; 246 }; 247 248 &uart0 { 249 pinctrl-names = "default"; 250 pinctrl-0 = <&uart0_pins_a>; 251 status = "okay"; 252 }; 253 254 &uart2 { 255 pinctrl-names = "default"; 256 pinctrl-0 = <&uart2_pins_a>; 257 status = "okay"; 258 }; 259 260 &uart3 { 261 pinctrl-names = "default"; 262 pinctrl-0 = <&uart3_pins_a>; 263 status = "okay"; 264 }; 265 266 &uart4 { 267 pinctrl-names = "default"; 268 pinctrl-0 = <&uart4_pins_a>; 269 status = "okay"; 270 }; 271 272 &uart5 { 273 pinctrl-names = "default"; 274 pinctrl-0 = <&uart5_pins_a>; 275 status = "okay"; 276 }; 277 278 &usbphy { 279 usb1_vbus-supply = <®_usb1_vbus>; 280 usb2_vbus-supply = <®_usb2_vbus>; 281 status = "okay"; 282 }; 283
