sun7i-a20-olimex-som204-evb.dts

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    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                 led-0 {
   50                         label = "a20-som204-evb:green:stat";
   51                         gpios = <&pio 8 0 GPIO_ACTIVE_HIGH>;
   52                         default-state = "on";
   53                 };
   54 
   55                 led-1 {
   56                         label = "a20-som204-evb:green:led1";
   57                         gpios = <&pio 8 10 GPIO_ACTIVE_HIGH>;
   58                         default-state = "on";
   59                 };
   60 
   61                 led-2 {
   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-handle = <&phy3>;
  109         phy-mode = "rgmii";
  110         phy-supply = <&reg_vcc3v3>;
  111         status = "okay";
  112 };
  113 
  114 &hdmi {
  115         status = "okay";
  116 };
  117 
  118 &hdmi_out {
  119         hdmi_out_con: endpoint {
  120                 remote-endpoint = <&hdmi_con_in>;
  121         };
  122 };
  123 
  124 &i2c0 {
  125         status = "okay";
  126 
  127         axp209: pmic@34 {
  128                 reg = <0x34>;
  129                 interrupt-parent = <&nmi_intc>;
  130                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
  131         };
  132 };
  133 
  134 /* Exposed to UEXT1 */
  135 &i2c1 {
  136         status = "okay";
  137 
  138         eeprom: eeprom@50 {
  139                 compatible = "atmel,24c16";
  140                 reg = <0x50>;
  141                 pagesize = <16>;
  142         };
  143 };
  144 
  145 /* Exposed to UEXT2 */
  146 &i2c2 {
  147         status = "okay";
  148 };
  149 
  150 &ir0 {
  151         pinctrl-names = "default";
  152         pinctrl-0 = <&ir0_rx_pin>;
  153         status = "okay";
  154 };
  155 
  156 &gmac_mdio {
  157         phy3: ethernet-phy@3 {
  158                 reg = <3>;
  159                 reset-gpios = <&pio 0 17 GPIO_ACTIVE_LOW>; /* PA17 */
  160                 reset-assert-us = <10000>;
  161                 /* wait 1s after reset, otherwise fail to read phy id */
  162                 reset-deassert-us = <1000000>;
  163         };
  164 };
  165 
  166 &mmc0 {
  167         vmmc-supply = <&reg_vcc3v3>;
  168         bus-width = <4>;
  169         cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>;
  170         status = "okay";
  171 };
  172 
  173 &mmc3 {
  174         vmmc-supply = <&reg_vcc3v3>;
  175         mmc-pwrseq = <&rtl_pwrseq>;
  176         bus-width = <4>;
  177         non-removable;
  178         status = "okay";
  179 
  180         rtl8723bs: sdio_wifi@1 {
  181                 reg = <1>;
  182         };
  183 };
  184 
  185 &ohci0 {
  186         status = "okay";
  187 };
  188 
  189 &ohci1 {
  190         status = "okay";
  191 };
  192 
  193 &otg_sram {
  194         status = "okay";
  195 };
  196 
  197 &pio {
  198         uart3_rts_pin: uart3-rts-pin {
  199                 pins = "PG8";
  200                 function = "uart3";
  201         };
  202 };
  203 
  204 #include "axp209.dtsi"
  205 
  206 &ac_power_supply {
  207         status = "okay";
  208 };
  209 
  210 &battery_power_supply {
  211         status = "okay";
  212 };
  213 
  214 &reg_ahci_5v {
  215         gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
  216         status = "okay";
  217 };
  218 
  219 &reg_dcdc2 {
  220         regulator-always-on;
  221         regulator-min-microvolt = <1000000>;
  222         regulator-max-microvolt = <1400000>;
  223         regulator-name = "vdd-cpu";
  224 };
  225 
  226 &reg_dcdc3 {
  227         regulator-always-on;
  228         regulator-min-microvolt = <1000000>;
  229         regulator-max-microvolt = <1400000>;
  230         regulator-name = "vdd-int-dll";
  231 };
  232 
  233 &reg_ldo1 {
  234         regulator-always-on;
  235         regulator-min-microvolt = <1300000>;
  236         regulator-max-microvolt = <1300000>;
  237         regulator-name = "vdd-rtc";
  238 };
  239 
  240 &reg_ldo2 {
  241         regulator-always-on;
  242         regulator-min-microvolt = <3000000>;
  243         regulator-max-microvolt = <3000000>;
  244         regulator-name = "avcc";
  245 };
  246 
  247 &reg_ldo4 {
  248         regulator-min-microvolt = <3300000>;
  249         regulator-max-microvolt = <3300000>;
  250         regulator-name = "vcc-pg";
  251 };
  252 
  253 &reg_usb0_vbus {
  254         gpio = <&pio 2 17 GPIO_ACTIVE_HIGH>;
  255         status = "okay";
  256 };
  257 
  258 &reg_usb1_vbus {
  259         status = "okay";
  260 };
  261 
  262 &reg_usb2_vbus {
  263         status = "okay";
  264 };
  265 
  266 /* Exposed to UEXT1 */
  267 &spi1 {
  268         pinctrl-names = "default";
  269         pinctrl-0 = <&spi1_pi_pins>,
  270                     <&spi1_cs0_pi_pin>;
  271         status = "okay";
  272 };
  273 
  274 /* Exposed to UEXT2 */
  275 &spi2 {
  276         pinctrl-names = "default";
  277         pinctrl-0 = <&spi2_pc_pins>,
  278                     <&spi2_cs0_pc_pin>;
  279         status = "okay";
  280 };
  281 
  282 &uart0 {
  283         pinctrl-names = "default";
  284         pinctrl-0 = <&uart0_pb_pins>;
  285         status = "okay";
  286 };
  287 
  288 /* Used for RTL8723BS bluetooth */
  289 &uart3 {
  290         pinctrl-names = "default";
  291         pinctrl-0 = <&uart3_pg_pins>, <&uart3_rts_pin>;
  292         status = "okay";
  293 };
  294 
  295 /* Exposed to UEXT1 */
  296 &uart4 {
  297         pinctrl-names = "default";
  298         pinctrl-0 = <&uart4_pg_pins>;
  299         status = "okay";
  300 };
  301 
  302 /* Exposed to UEXT2 */
  303 &uart7 {
  304         pinctrl-names = "default";
  305         pinctrl-0 = <&uart7_pi_pins>;
  306         status = "okay";
  307 };
  308 
  309 &usb_otg {
  310         dr_mode = "otg";
  311         status = "okay";
  312 };
  313 
  314 &usb_power_supply {
  315         status = "okay";
  316 };
  317 
  318 &usbphy {
  319         usb0_id_det-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
  320         usb0_vbus_det-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
  321         usb0_vbus_power-supply = <&usb_power_supply>;
  322         usb0_vbus-supply = <&reg_usb0_vbus>;
  323         usb1_vbus-supply = <&reg_usb1_vbus>;
  324         usb2_vbus-supply = <&reg_usb2_vbus>;
  325         status = "okay";
  326 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/sun7i-a20-olimex-som204-evb.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/sun7i-a20-olimex-som204-evb.dts