123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326 |
- // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- /*
- * Device Tree Source for A20-SOM204-EVB Board
- *
- * Copyright (C) 2018 Olimex Ltd.
- * Author: Stefan Mavrodiev <[email protected]>
- */
- /dts-v1/;
- #include "sun7i-a20.dtsi"
- #include "sunxi-common-regulators.dtsi"
- #include <dt-bindings/gpio/gpio.h>
- #include <dt-bindings/interrupt-controller/irq.h>
- #include <dt-bindings/pwm/pwm.h>
- / {
- model = "Olimex A20-SOM204-EVB";
- compatible = "olimex,a20-olimex-som204-evb", "allwinner,sun7i-a20";
- aliases {
- serial0 = &uart0;
- serial1 = &uart4;
- serial2 = &uart7;
- spi0 = &spi1;
- spi1 = &spi2;
- ethernet1 = &rtl8723bs;
- };
- chosen {
- stdout-path = "serial0:115200n8";
- };
- hdmi-connector {
- compatible = "hdmi-connector";
- type = "a";
- port {
- hdmi_con_in: endpoint {
- remote-endpoint = <&hdmi_out_con>;
- };
- };
- };
- leds {
- compatible = "gpio-leds";
- led-0 {
- label = "a20-som204-evb:green:stat";
- gpios = <&pio 8 0 GPIO_ACTIVE_HIGH>;
- default-state = "on";
- };
- led-1 {
- label = "a20-som204-evb:green:led1";
- gpios = <&pio 8 10 GPIO_ACTIVE_HIGH>;
- default-state = "on";
- };
- led-2 {
- label = "a20-som204-evb:yellow:led2";
- gpios = <&pio 8 11 GPIO_ACTIVE_HIGH>;
- default-state = "on";
- };
- };
- rtl_pwrseq: rtl_pwrseq {
- compatible = "mmc-pwrseq-simple";
- reset-gpios = <&pio 6 9 GPIO_ACTIVE_LOW>;
- };
- };
- &ahci {
- target-supply = <®_ahci_5v>;
- status = "okay";
- };
- &can0 {
- pinctrl-names = "default";
- pinctrl-0 = <&can_ph_pins>;
- status = "okay";
- };
- &codec {
- status = "okay";
- };
- &cpu0 {
- cpu-supply = <®_dcdc2>;
- };
- &de {
- status = "okay";
- };
- &ehci0 {
- status = "okay";
- };
- &ehci1 {
- status = "okay";
- };
- &gmac {
- pinctrl-names = "default";
- pinctrl-0 = <&gmac_rgmii_pins>;
- phy-handle = <&phy3>;
- phy-mode = "rgmii";
- phy-supply = <®_vcc3v3>;
- status = "okay";
- };
- &hdmi {
- status = "okay";
- };
- &hdmi_out {
- hdmi_out_con: endpoint {
- remote-endpoint = <&hdmi_con_in>;
- };
- };
- &i2c0 {
- status = "okay";
- axp209: pmic@34 {
- reg = <0x34>;
- interrupt-parent = <&nmi_intc>;
- interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
- };
- };
- /* Exposed to UEXT1 */
- &i2c1 {
- status = "okay";
- eeprom: eeprom@50 {
- compatible = "atmel,24c16";
- reg = <0x50>;
- pagesize = <16>;
- };
- };
- /* Exposed to UEXT2 */
- &i2c2 {
- status = "okay";
- };
- &ir0 {
- pinctrl-names = "default";
- pinctrl-0 = <&ir0_rx_pin>;
- status = "okay";
- };
- &gmac_mdio {
- phy3: ethernet-phy@3 {
- reg = <3>;
- reset-gpios = <&pio 0 17 GPIO_ACTIVE_LOW>; /* PA17 */
- reset-assert-us = <10000>;
- /* wait 1s after reset, otherwise fail to read phy id */
- reset-deassert-us = <1000000>;
- };
- };
- &mmc0 {
- vmmc-supply = <®_vcc3v3>;
- bus-width = <4>;
- cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>;
- status = "okay";
- };
- &mmc3 {
- vmmc-supply = <®_vcc3v3>;
- mmc-pwrseq = <&rtl_pwrseq>;
- bus-width = <4>;
- non-removable;
- status = "okay";
- rtl8723bs: sdio_wifi@1 {
- reg = <1>;
- };
- };
- &ohci0 {
- status = "okay";
- };
- &ohci1 {
- status = "okay";
- };
- &otg_sram {
- status = "okay";
- };
- &pio {
- uart3_rts_pin: uart3-rts-pin {
- pins = "PG8";
- function = "uart3";
- };
- };
- #include "axp209.dtsi"
- &ac_power_supply {
- status = "okay";
- };
- &battery_power_supply {
- status = "okay";
- };
- ®_ahci_5v {
- gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
- status = "okay";
- };
- ®_dcdc2 {
- regulator-always-on;
- regulator-min-microvolt = <1000000>;
- regulator-max-microvolt = <1400000>;
- regulator-name = "vdd-cpu";
- };
- ®_dcdc3 {
- regulator-always-on;
- regulator-min-microvolt = <1000000>;
- regulator-max-microvolt = <1400000>;
- regulator-name = "vdd-int-dll";
- };
- ®_ldo1 {
- regulator-always-on;
- regulator-min-microvolt = <1300000>;
- regulator-max-microvolt = <1300000>;
- regulator-name = "vdd-rtc";
- };
- ®_ldo2 {
- regulator-always-on;
- regulator-min-microvolt = <3000000>;
- regulator-max-microvolt = <3000000>;
- regulator-name = "avcc";
- };
- ®_ldo4 {
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-name = "vcc-pg";
- };
- ®_usb0_vbus {
- gpio = <&pio 2 17 GPIO_ACTIVE_HIGH>;
- status = "okay";
- };
- ®_usb1_vbus {
- status = "okay";
- };
- ®_usb2_vbus {
- status = "okay";
- };
- /* Exposed to UEXT1 */
- &spi1 {
- pinctrl-names = "default";
- pinctrl-0 = <&spi1_pi_pins>,
- <&spi1_cs0_pi_pin>;
- status = "okay";
- };
- /* Exposed to UEXT2 */
- &spi2 {
- pinctrl-names = "default";
- pinctrl-0 = <&spi2_pc_pins>,
- <&spi2_cs0_pc_pin>;
- status = "okay";
- };
- &uart0 {
- pinctrl-names = "default";
- pinctrl-0 = <&uart0_pb_pins>;
- status = "okay";
- };
- /* Used for RTL8723BS bluetooth */
- &uart3 {
- pinctrl-names = "default";
- pinctrl-0 = <&uart3_pg_pins>, <&uart3_rts_pin>;
- status = "okay";
- };
- /* Exposed to UEXT1 */
- &uart4 {
- pinctrl-names = "default";
- pinctrl-0 = <&uart4_pg_pins>;
- status = "okay";
- };
- /* Exposed to UEXT2 */
- &uart7 {
- pinctrl-names = "default";
- pinctrl-0 = <&uart7_pi_pins>;
- status = "okay";
- };
- &usb_otg {
- dr_mode = "otg";
- status = "okay";
- };
- &usb_power_supply {
- status = "okay";
- };
- &usbphy {
- usb0_id_det-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
- usb0_vbus_det-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
- usb0_vbus_power-supply = <&usb_power_supply>;
- usb0_vbus-supply = <®_usb0_vbus>;
- usb1_vbus-supply = <®_usb1_vbus>;
- usb2_vbus-supply = <®_usb2_vbus>;
- status = "okay";
- };
|