1/* 2 * Device tree file for Phytec PCM-947 carrier board 3 * Copyright (C) 2017 PHYTEC Messtechnik GmbH 4 * Author: Wadim Egorov <w.egorov@phytec.de> 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 47#include <dt-bindings/input/input.h> 48#include "rk3288-phycore-som.dtsi" 49 50/ { 51 model = "Phytec RK3288 PCM-947"; 52 compatible = "phytec,rk3288-pcm-947", "phytec,rk3288-phycore-som", "rockchip,rk3288"; 53 54 chosen { 55 stdout-path = &uart2; 56 u-boot,spl-boot-order = &emmc; 57 }; 58 59 user_buttons: user-buttons { 60 compatible = "gpio-keys"; 61 pinctrl-names = "default"; 62 pinctrl-0 = <&user_button_pins>; 63 64 button@0 { 65 label = "home"; 66 linux,code = <KEY_HOME>; 67 gpios = <&gpio8 0 GPIO_ACTIVE_HIGH>; 68 wakeup-source; 69 }; 70 71 button@1 { 72 label = "menu"; 73 linux,code = <KEY_MENU>; 74 gpios = <&gpio8 3 GPIO_ACTIVE_HIGH>; 75 wakeup-source; 76 }; 77 }; 78 79 vcc_host0_5v: usb-host0-regulator { 80 compatible = "regulator-fixed"; 81 gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>; 82 pinctrl-names = "default"; 83 pinctrl-0 = <&host0_vbus_drv>; 84 regulator-name = "vcc_host0_5v"; 85 regulator-min-microvolt = <5000000>; 86 regulator-max-microvolt = <5000000>; 87 regulator-always-on; 88 vin-supply = <&vdd_in_otg_out>; 89 }; 90 91 vcc_host1_5v: usb-host1-regulator { 92 compatible = "regulator-fixed"; 93 gpio = <&gpio2 0 GPIO_ACTIVE_HIGH>; 94 pinctrl-names = "default"; 95 pinctrl-0 = <&host1_vbus_drv>; 96 regulator-name = "vcc_host1_5v"; 97 regulator-min-microvolt = <5000000>; 98 regulator-max-microvolt = <5000000>; 99 regulator-always-on; 100 vin-supply = <&vdd_in_otg_out>; 101 }; 102 103 vcc_otg_5v: usb-otg-regulator { 104 compatible = "regulator-fixed"; 105 gpio = <&gpio2 12 GPIO_ACTIVE_HIGH>; 106 pinctrl-names = "default"; 107 pinctrl-0 = <&otg_vbus_drv>; 108 regulator-name = "vcc_otg_5v"; 109 regulator-min-microvolt = <5000000>; 110 regulator-max-microvolt = <5000000>; 111 regulator-always-on; 112 vin-supply = <&vdd_in_otg_out>; 113 }; 114}; 115 116&dmc { 117 rockchip,num-channels = <2>; 118 rockchip,pctl-timing = <0x29a 0xc8 0x1f8 0x42 0x4e 0x4 0xea 0xa 119 0x5 0x0 0xa 0x7 0x19 0x24 0xa 0x7 120 0x5 0xa 0x5 0x200 0x5 0x10 0x40 0x0 121 0x1 0x7 0x7 0x4 0xc 0x43 0x100 0x0 122 0x5 0x0>; 123 rockchip,phy-timing = <0x48f9aab4 0xea0910 0x1002c200 124 0xa60 0x40 0x10 0x0>; 125 rockchip,sdram-channel = /bits/ 8 <0x1 0xa 0x3 0x2 0x1 0x0 0xe 0xe>; 126 rockchip,sdram-params = <0x30B25564 0x627 3 666000000 3 5 1>; 127}; 128 129&gmac { 130 status = "okay"; 131}; 132 133&hdmi { 134 status = "okay"; 135}; 136 137&i2c1 { 138 status = "okay"; 139 140 touchscreen@44 { 141 compatible = "st,stmpe811"; 142 reg = <0x44>; 143 }; 144 145 adc@64 { 146 compatible = "maxim,max1037"; 147 reg = <0x64>; 148 }; 149 150 i2c_rtc: rtc@68 { 151 compatible = "rv4162"; 152 reg = <0x68>; 153 pinctrl-names = "default"; 154 pinctrl-0 = <&i2c_rtc_int>; 155 interrupt-parent = <&gpio5>; 156 interrupts = <10 0>; 157 }; 158}; 159 160&i2c3 { 161 status = "okay"; 162 163 i2c_eeprom_cb: eeprom@51 { 164 compatible = "atmel,24c32"; 165 reg = <0x51>; 166 pagesize = <32>; 167 }; 168}; 169 170&i2c4 { 171 status = "okay"; 172}; 173 174&i2c5 { 175 status = "okay"; 176}; 177 178&pinctrl { 179 u-boot,dm-pre-reloc; 180 181 pcfg_pull_up_drv_12ma: pcfg-pull-up-drv-12ma { 182 bias-pull-up; 183 drive-strength = <12>; 184 }; 185 186 buttons { 187 user_button_pins: user-button-pins { 188 /* button 1 */ 189 rockchip,pins = <8 3 RK_FUNC_GPIO &pcfg_pull_up>, 190 /* button 2 */ 191 <8 0 RK_FUNC_GPIO &pcfg_pull_up>; 192 }; 193 }; 194 195 rv4162 { 196 i2c_rtc_int: i2c-rtc-int { 197 rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>; 198 }; 199 }; 200 201 sdmmc { 202 /* 203 * Default drive strength isn't enough to achieve even 204 * high-speed mode on pcm-947 board so bump up to 12 mA. 205 */ 206 sdmmc_bus4: sdmmc-bus4 { 207 rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_12ma>, 208 <6 17 RK_FUNC_1 &pcfg_pull_up_drv_12ma>, 209 <6 18 RK_FUNC_1 &pcfg_pull_up_drv_12ma>, 210 <6 19 RK_FUNC_1 &pcfg_pull_up_drv_12ma>; 211 }; 212 213 sdmmc_clk: sdmmc-clk { 214 rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_12ma>; 215 }; 216 217 sdmmc_cmd: sdmmc-cmd { 218 rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_12ma>; 219 }; 220 221 sdmmc_pwr: sdmmc-pwr { 222 rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>; 223 }; 224 }; 225 226 touchscreen { 227 ts_irq_pin: ts-irq-pin { 228 rockchip,pins = <5 15 RK_FUNC_GPIO &pcfg_pull_none>; 229 }; 230 }; 231 232 usb_host { 233 host0_vbus_drv: host0-vbus-drv { 234 rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>; 235 }; 236 237 host1_vbus_drv: host1-vbus-drv { 238 rockchip,pins = <2 0 RK_FUNC_GPIO &pcfg_pull_none>; 239 }; 240 }; 241 242 usb_otg { 243 otg_vbus_drv: otg-vbus-drv { 244 rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>; 245 }; 246 }; 247}; 248 249&sdmmc { 250 u-boot,dm-pre-reloc; 251 252 bus-width = <4>; 253 cap-mmc-highspeed; 254 cap-sd-highspeed; 255 card-detect-delay = <200>; 256 disable-wp; 257 num-slots = <1>; 258 pinctrl-names = "default"; 259 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>; 260 vmmc-supply = <&vdd_io_sd>; 261 vqmmc-supply = <&vdd_io_sd>; 262 status = "okay"; 263}; 264 265&uart0 { 266 pinctrl-names = "default"; 267 pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>; 268 status = "okay"; 269}; 270 271&uart2 { 272 u-boot,dm-pre-reloc; 273 status = "okay"; 274}; 275 276&usbphy { 277 status = "okay"; 278}; 279 280&usb_host0_ehci { 281 status = "okay"; 282}; 283 284&usb_host1 { 285 status = "okay"; 286}; 287 288&usb_otg { 289 status = "okay"; 290}; 291