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- // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- /*
- * Copyright (C) 2017 Chen-Yu Tsai <[email protected]>
- */
- #include <dt-bindings/gpio/gpio.h>
- #include <dt-bindings/input/input.h>
- / {
- aliases {
- ethernet0 = &emac;
- serial0 = &uart0;
- };
- chosen {
- stdout-path = "serial0:115200n8";
- };
- connector {
- compatible = "hdmi-connector";
- type = "a";
- port {
- hdmi_con_in: endpoint {
- remote-endpoint = <&hdmi_out_con>;
- };
- };
- };
- leds {
- compatible = "gpio-leds";
- pwr_led {
- label = "librecomputer:green:pwr";
- gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
- default-state = "on";
- };
- status_led {
- label = "librecomputer:blue:status";
- gpios = <&pio 0 7 GPIO_ACTIVE_HIGH>; /* PA7 */
- };
- };
- gpio-keys {
- compatible = "gpio-keys";
- key-power {
- label = "power";
- linux,code = <KEY_POWER>;
- gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
- wakeup-source;
- };
- };
- reg_vcc1v2: vcc1v2 {
- compatible = "regulator-fixed";
- regulator-name = "vcc1v2";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1200000>;
- regulator-always-on;
- regulator-boot-on;
- vin-supply = <®_vcc5v0>;
- gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
- enable-active-high;
- };
- reg_vcc3v3: vcc3v3 {
- compatible = "regulator-fixed";
- regulator-name = "vcc3v3";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- vin-supply = <®_vcc5v0>;
- };
- /* This represents the board's 5V input */
- reg_vcc5v0: vcc5v0 {
- compatible = "regulator-fixed";
- regulator-name = "vcc5v0";
- regulator-min-microvolt = <5000000>;
- regulator-max-microvolt = <5000000>;
- };
- reg_vcc_dram: vcc-dram {
- compatible = "regulator-fixed";
- regulator-name = "vcc-dram";
- regulator-min-microvolt = <1500000>;
- regulator-max-microvolt = <1500000>;
- regulator-always-on;
- regulator-boot-on;
- vin-supply = <®_vcc5v0>;
- gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
- enable-active-high;
- };
- reg_vcc_io: vcc-io {
- compatible = "regulator-fixed";
- regulator-name = "vcc-io";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-always-on;
- regulator-boot-on;
- vin-supply = <®_vcc3v3>;
- gpio = <&r_pio 0 5 GPIO_ACTIVE_LOW>; /* PL5 */
- };
- reg_vdd_cpux: vdd-cpux {
- compatible = "regulator-fixed";
- regulator-name = "vdd-cpux";
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1200000>;
- regulator-always-on;
- regulator-boot-on;
- vin-supply = <®_vcc5v0>;
- gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
- enable-active-high;
- };
- };
- &codec {
- allwinner,audio-routing =
- "Line Out", "LINEOUT",
- "MIC1", "Mic",
- "Mic", "MBIAS";
- status = "okay";
- };
- &cpu0 {
- cpu-supply = <®_vdd_cpux>;
- };
- &cpu1 {
- cpu-supply = <®_vdd_cpux>;
- };
- &cpu2 {
- cpu-supply = <®_vdd_cpux>;
- };
- &cpu3 {
- cpu-supply = <®_vdd_cpux>;
- };
- &de {
- status = "okay";
- };
- &ehci0 {
- status = "okay";
- };
- &ehci1 {
- status = "okay";
- };
- &ehci2 {
- status = "okay";
- };
- &ehci3 {
- status = "okay";
- };
- &emac {
- phy-handle = <&int_mii_phy>;
- phy-mode = "mii";
- allwinner,leds-active-low;
- status = "okay";
- };
- &hdmi {
- status = "okay";
- };
- &hdmi_out {
- hdmi_out_con: endpoint {
- remote-endpoint = <&hdmi_con_in>;
- };
- };
- &ir {
- pinctrl-names = "default";
- pinctrl-0 = <&r_ir_rx_pin>;
- status = "okay";
- };
- &mmc0 {
- vmmc-supply = <®_vcc_io>;
- bus-width = <4>;
- cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
- status = "okay";
- };
- &mmc2 {
- pinctrl-names = "default";
- pinctrl-0 = <&mmc2_8bit_pins>;
- vmmc-supply = <®_vcc_io>;
- bus-width = <8>;
- non-removable;
- status = "okay";
- };
- &ohci0 {
- status = "okay";
- };
- &ohci1 {
- status = "okay";
- };
- &ohci2 {
- status = "okay";
- };
- &ohci3 {
- status = "okay";
- };
- &uart0 {
- pinctrl-names = "default";
- pinctrl-0 = <&uart0_pa_pins>;
- status = "okay";
- };
- &usb_otg {
- dr_mode = "host";
- status = "okay";
- };
- &usbphy {
- /* VBUS on USB ports are always on */
- usb0_vbus-supply = <®_vcc5v0>;
- usb1_vbus-supply = <®_vcc5v0>;
- usb2_vbus-supply = <®_vcc5v0>;
- usb3_vbus-supply = <®_vcc5v0>;
- status = "okay";
- };
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