arch/arm/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 = <&can_ph_pins>;
  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_rgmii_pins>;
 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         status = "okay";
 134
 135         axp209: pmic@34 {
 136                 reg = <0x34>;
 137                 interrupt-parent = <&nmi_intc>;
 138                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 139         };
 140 };
 141
 142 /* Exposed to UEXT1 */
 143 &i2c1 {
 144         status = "okay";
 145
 146         eeprom: eeprom@50 {
 147                 compatible = "atmel,24c16";
 148                 reg = <0x50>;
 149                 pagesize = <16>;
 150         };
 151 };
 152
 153 /* Exposed to UEXT2 */
 154 &i2c2 {
 155         status = "okay";
 156 };
 157
 158 &ir0 {
 159         pinctrl-names = "default";
 160         pinctrl-0 = <&ir0_rx_pin>;
 161         status = "okay";
 162 };
 163
 164 &mmc0 {
 165         vmmc-supply = <&reg_vcc3v3>;
 166         bus-width = <4>;
 167         cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>;
 168         status = "okay";
 169 };
 170
 171 &mmc3 {
 172         vmmc-supply = <&reg_vcc3v3>;
 173         mmc-pwrseq = <&rtl_pwrseq>;
 174         bus-width = <4>;
 175         non-removable;
 176         status = "okay";
 177
 178         rtl8723bs: sdio_wifi@1 {
 179                 reg = <1>;
 180         };
 181 };
 182
 183 &ohci0 {
 184         status = "okay";
 185 };
 186
 187 &ohci1 {
 188         status = "okay";
 189 };
 190
 191 &otg_sram {
 192         status = "okay";
 193 };
 194
 195 &pio {
 196         uart3_rts_pin: uart3-rts-pin {
 197                 pins = "PG8";
 198                 function = "uart3";
 199         };
 200 };
 201
 202 #include "axp209.dtsi"
 203
 204 &ac_power_supply {
 205         status = "okay";
 206 };
 207
 208 &battery_power_supply {
 209         status = "okay";
 210 };
 211
 212 &reg_ahci_5v {
 213         gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
 214         status = "okay";
 215 };
 216
 217 &reg_dcdc2 {
 218         regulator-always-on;
 219         regulator-min-microvolt = <1000000>;
 220         regulator-max-microvolt = <1400000>;
 221         regulator-name = "vdd-cpu";
 222 };
 223
 224 &reg_dcdc3 {
 225         regulator-always-on;
 226         regulator-min-microvolt = <1000000>;
 227         regulator-max-microvolt = <1400000>;
 228         regulator-name = "vdd-int-dll";
 229 };
 230
 231 &reg_ldo1 {
 232         regulator-always-on;
 233         regulator-min-microvolt = <1300000>;
 234         regulator-max-microvolt = <1300000>;
 235         regulator-name = "vdd-rtc";
 236 };
 237
 238 &reg_ldo2 {
 239         regulator-always-on;
 240         regulator-min-microvolt = <3000000>;
 241         regulator-max-microvolt = <3000000>;
 242         regulator-name = "avcc";
 243 };
 244
 245 &reg_ldo4 {
 246         regulator-min-microvolt = <3300000>;
 247         regulator-max-microvolt = <3300000>;
 248         regulator-name = "vcc-pg";
 249 };
 250
 251 &reg_usb0_vbus {
 252         gpio = <&pio 2 17 GPIO_ACTIVE_HIGH>;
 253         status = "okay";
 254 };
 255
 256 &reg_usb1_vbus {
 257         status = "okay";
 258 };
 259
 260 &reg_usb2_vbus {
 261         status = "okay";
 262 };
 263
 264 /* Exposed to UEXT1 */
 265 &spi1 {
 266         pinctrl-names = "default";
 267         pinctrl-0 = <&spi1_pi_pins>,
 268                     <&spi1_cs0_pi_pin>;
 269         status = "okay";
 270 };
 271
 272 /* Exposed to UEXT2 */
 273 &spi2 {
 274         pinctrl-names = "default";
 275         pinctrl-0 = <&spi2_pc_pins>,
 276                     <&spi2_cs0_pc_pin>;
 277         status = "okay";
 278 };
 279
 280 &uart0 {
 281         pinctrl-names = "default";
 282         pinctrl-0 = <&uart0_pb_pins>;
 283         status = "okay";
 284 };
 285
 286 /* Used for RTL8723BS bluetooth */
 287 &uart3 {
 288         pinctrl-names = "default";
 289         pinctrl-0 = <&uart3_pg_pins>, <&uart3_rts_pin>;
 290         status = "okay";
 291 };
 292
 293 /* Exposed to UEXT1 */
 294 &uart4 {
 295         pinctrl-names = "default";
 296         pinctrl-0 = <&uart4_pg_pins>;
 297         status = "okay";
 298 };
 299
 300 /* Exposed to UEXT2 */
 301 &uart7 {
 302         pinctrl-names = "default";
 303         pinctrl-0 = <&uart7_pi_pins>;
 304         status = "okay";
 305 };
 306
 307 &usb_otg {
 308         dr_mode = "otg";
 309         status = "okay";
 310 };
 311
 312 &usb_power_supply {
 313         status = "okay";
 314 };
 315
 316 &usbphy {
 317         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 318         usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 319         usb0_vbus_power-supply = <&usb_power_supply>;
 320         usb0_vbus-supply = <&reg_usb0_vbus>;
 321         usb1_vbus-supply = <&reg_usb1_vbus>;
 322         usb2_vbus-supply = <&reg_usb2_vbus>;
 323         status = "okay";
 324 };