arch/arm/boot/dts/sun7i-a20-olimex-som204-evb.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Device Tree Source for A20-SOM204-EVB Board
   4  *
   5  * Copyright (C) 2018 Olimex Ltd.
   6  *   Author: Stefan Mavrodiev <stefan@olimex.com>
   7  */
   8
   9 /dts-v1/;
  10 #include "sun7i-a20.dtsi"
  11 #include "sunxi-common-regulators.dtsi"
  12
  13
  14 #include <dt-bindings/gpio/gpio.h>
  15 #include <dt-bindings/interrupt-controller/irq.h>
  16 #include <dt-bindings/pwm/pwm.h>
  17
  18 / {
  19         model = "Olimex A20-SOM204-EVB";
  20         compatible = "olimex,a20-olimex-som204-evb", "allwinner,sun7i-a20";
  21
  22         aliases {
  23                 serial0 = &uart0;
  24                 serial1 = &uart4;
  25                 serial2 = &uart7;
  26                 spi0 = &spi1;
  27                 spi1 = &spi2;
  28                 ethernet1 = &rtl8723bs;
  29         };
  30
  31         chosen {
  32                 stdout-path = "serial0:115200n8";
  33         };
  34
  35         hdmi-connector {
  36                 compatible = "hdmi-connector";
  37                 type = "a";
  38
  39                 port {
  40                         hdmi_con_in: endpoint {
  41                                 remote-endpoint = <&hdmi_out_con>;
  42                         };
  43                 };
  44         };
  45
  46         leds {
  47                 compatible = "gpio-leds";
  48
  49                 stat {
  50                         label = "a20-som204-evb:green:stat";
  51                         gpios = <&pio 8 0 GPIO_ACTIVE_HIGH>;
  52                         default-state = "on";
  53                 };
  54
  55                 led1 {
  56                         label = "a20-som204-evb:green:led1";
  57                         gpios = <&pio 8 10 GPIO_ACTIVE_HIGH>;
  58                         default-state = "on";
  59                 };
  60
  61                 led2 {
  62                         label = "a20-som204-evb:yellow:led2";
  63                         gpios = <&pio 8 11 GPIO_ACTIVE_HIGH>;
  64                         default-state = "on";
  65                 };
  66         };
  67
  68         rtl_pwrseq: rtl_pwrseq {
  69                 compatible = "mmc-pwrseq-simple";
  70                 reset-gpios = <&pio 6 9 GPIO_ACTIVE_LOW>;
  71         };
  72 };
  73
  74 &ahci {
  75         target-supply = <&reg_ahci_5v>;
  76         status = "okay";
  77 };
  78
  79 &can0 {
  80         pinctrl-names = "default";
  81         pinctrl-0 = <&can0_pins_a>;
  82         status = "okay";
  83 };
  84
  85 &codec {
  86         status = "okay";
  87 };
  88
  89 &cpu0 {
  90         cpu-supply = <&reg_dcdc2>;
  91 };
  92
  93 &de {
  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 = <&phy3>;
 109         phy-mode = "rgmii";
 110         phy-supply = <&reg_vcc3v3>;
 111
 112         snps,reset-gpio = <&pio 0 17 GPIO_ACTIVE_HIGH>;
 113         snps,reset-active-low;
 114         snps,reset-delays-us = <0 10000 1000000>;
 115         status = "okay";
 116
 117         phy3: ethernet-phy@3 {
 118                 reg = <3>;
 119         };
 120 };
 121
 122 &hdmi {
 123         status = "okay";
 124 };
 125
 126 &hdmi_out {
 127         hdmi_out_con: endpoint {
 128                 remote-endpoint = <&hdmi_con_in>;
 129         };
 130 };
 131
 132 &i2c0 {
 133         pinctrl-names = "default";
 134         pinctrl-0 = <&i2c0_pins_a>;
 135         status = "okay";
 136
 137         axp209: pmic@34 {
 138                 reg = <0x34>;
 139                 interrupt-parent = <&nmi_intc>;
 140                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 141         };
 142 };
 143
 144 /* Exposed to UEXT1 */
 145 &i2c1 {
 146         pinctrl-names = "default";
 147         pinctrl-0 = <&i2c1_pins_a>;
 148         status = "okay";
 149
 150         eeprom: eeprom@50 {
 151                 compatible = "atmel,24c16";
 152                 reg = <0x50>;
 153                 pagesize = <16>;
 154         };
 155 };
 156
 157 /* Exposed to UEXT2 */
 158 &i2c2 {
 159         pinctrl-names = "default";
 160         pinctrl-0 = <&i2c2_pins_a>;
 161         status = "okay";
 162 };
 163
 164 &ir0 {
 165         pinctrl-names = "default";
 166         pinctrl-0 = <&ir0_rx_pins_a>;
 167         status = "okay";
 168 };
 169
 170 &mmc0 {
 171         pinctrl-names = "default";
 172         pinctrl-0 = <&mmc0_pins_a>;
 173         vmmc-supply = <&reg_vcc3v3>;
 174         bus-width = <4>;
 175         cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>;
 176         status = "okay";
 177 };
 178
 179 &mmc3 {
 180         pinctrl-names = "default";
 181         pinctrl-0 = <&mmc3_pins_a>;
 182         vmmc-supply = <&reg_vcc3v3>;
 183         mmc-pwrseq = <&rtl_pwrseq>;
 184         bus-width = <4>;
 185         non-removable;
 186         status = "okay";
 187
 188         rtl8723bs: sdio_wifi@1 {
 189                 reg = <1>;
 190         };
 191 };
 192
 193 &ohci0 {
 194         status = "okay";
 195 };
 196
 197 &ohci1 {
 198         status = "okay";
 199 };
 200
 201 &otg_sram {
 202         status = "okay";
 203 };
 204
 205 &pio {
 206         bt_uart_pins: bt_uart_pins@0 {
 207                 pins = "PG6", "PG7", "PG8";
 208                 function = "uart3";
 209         };
 210 };
 211
 212 #include "axp209.dtsi"
 213
 214 &ac_power_supply {
 215         status = "okay";
 216 };
 217
 218 &battery_power_supply {
 219         status = "okay";
 220 };
 221
 222 &reg_ahci_5v {
 223         gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
 224         status = "okay";
 225 };
 226
 227 &reg_dcdc2 {
 228         regulator-always-on;
 229         regulator-min-microvolt = <1000000>;
 230         regulator-max-microvolt = <1400000>;
 231         regulator-name = "vdd-cpu";
 232 };
 233
 234 &reg_dcdc3 {
 235         regulator-always-on;
 236         regulator-min-microvolt = <1000000>;
 237         regulator-max-microvolt = <1400000>;
 238         regulator-name = "vdd-int-dll";
 239 };
 240
 241 &reg_ldo1 {
 242         regulator-always-on;
 243         regulator-min-microvolt = <1300000>;
 244         regulator-max-microvolt = <1300000>;
 245         regulator-name = "vdd-rtc";
 246 };
 247
 248 &reg_ldo2 {
 249         regulator-always-on;
 250         regulator-min-microvolt = <3000000>;
 251         regulator-max-microvolt = <3000000>;
 252         regulator-name = "avcc";
 253 };
 254
 255 &reg_ldo4 {
 256         regulator-min-microvolt = <3300000>;
 257         regulator-max-microvolt = <3300000>;
 258         regulator-name = "vcc-pg";
 259 };
 260
 261 &reg_usb0_vbus {
 262         gpio = <&pio 2 17 GPIO_ACTIVE_HIGH>;
 263         status = "okay";
 264 };
 265
 266 &reg_usb1_vbus {
 267         status = "okay";
 268 };
 269
 270 &reg_usb2_vbus {
 271         status = "okay";
 272 };
 273
 274 /* Exposed to UEXT1 */
 275 &spi1 {
 276         pinctrl-names = "default";
 277         pinctrl-0 = <&spi1_pins_a>,
 278                     <&spi1_cs0_pins_a>;
 279         status = "okay";
 280 };
 281
 282 /* Exposed to UEXT2 */
 283 &spi2 {
 284         pinctrl-names = "default";
 285         pinctrl-0 = <&spi2_pins_a>,
 286                     <&spi2_cs0_pins_a>;
 287         status = "okay";
 288 };
 289
 290 &uart0 {
 291         pinctrl-names = "default";
 292         pinctrl-0 = <&uart0_pins_a>;
 293         status = "okay";
 294 };
 295
 296 /* Used for RTL8723BS bluetooth */
 297 &uart3 {
 298         pinctrl-names = "default";
 299         pinctrl-0 = <&bt_uart_pins>;
 300         status = "okay";
 301 };
 302
 303 /* Exposed to UEXT1 */
 304 &uart4 {
 305         pinctrl-names = "default";
 306         pinctrl-0 = <&uart4_pins_a>;
 307         status = "okay";
 308 };
 309
 310 /* Exposed to UEXT2 */
 311 &uart7 {
 312         pinctrl-names = "default";
 313         pinctrl-0 = <&uart7_pins_a>;
 314         status = "okay";
 315 };
 316
 317 &usb_otg {
 318         dr_mode = "otg";
 319         status = "okay";
 320 };
 321
 322 &usb_power_supply {
 323         status = "okay";
 324 };
 325
 326 &usbphy {
 327         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 328         usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 329         usb0_vbus_power-supply = <&usb_power_supply>;
 330         usb0_vbus-supply = <&reg_usb0_vbus>;
 331         usb1_vbus-supply = <&reg_usb1_vbus>;
 332         usb2_vbus-supply = <&reg_usb2_vbus>;
 333         status = "okay";
 334 };