mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-09-08 05:43:21 +09:00
181 lines
3.2 KiB
Plaintext
181 lines
3.2 KiB
Plaintext
![]() |
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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// Copyright (C) 2019 Chen-Yu Tsai <wens@csie.org>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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/ {
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aliases {
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serial0 = &uart0;
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spi0 = &spi0;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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connector {
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compatible = "hdmi-connector";
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type = "d";
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port {
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hdmi_con_in: endpoint {
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remote-endpoint = <&hdmi_out_con>;
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};
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};
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};
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leds {
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compatible = "gpio-leds";
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status_led {
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label = "librecomputer:blue:status";
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gpios = <&pio 0 7 GPIO_ACTIVE_HIGH>; /* PA7 */
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};
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};
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reg_vcc3v3: vcc3v3 {
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compatible = "regulator-fixed";
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regulator-name = "vcc3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <®_vcc5v0>;
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};
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/* This represents the board's 5V input */
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reg_vcc5v0: vcc5v0 {
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compatible = "regulator-fixed";
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regulator-name = "vcc5v0";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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regulator-always-on;
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regulator-boot-on;
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};
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reg_vcc_dram: vcc-dram {
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compatible = "regulator-fixed";
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regulator-name = "vcc-dram";
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regulator-min-microvolt = <1500000>;
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regulator-max-microvolt = <1500000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <®_vcc5v0>;
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gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
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enable-active-high;
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};
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reg_vcc_io: vcc-io {
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compatible = "regulator-fixed";
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regulator-name = "vcc-io";
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/* This is simply a MOSFET switch */
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <®_vcc3v3>;
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gpio = <&r_pio 0 5 GPIO_ACTIVE_LOW>; /* PL5 */
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};
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reg_vcc_usbwifi: vcc-usbwifi {
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compatible = "regulator-fixed";
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regulator-name = "vcc-usbwifi";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <®_vcc5v0>;
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gpio = <&pio 6 4 GPIO_ACTIVE_HIGH>; /* PG4 */
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enable-active-high;
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};
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reg_vdd_cpux: vdd-cpux {
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compatible = "regulator-fixed";
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regulator-name = "vdd-cpux";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <®_vcc5v0>;
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gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
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enable-active-high;
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};
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};
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&cpu0 {
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cpu-supply = <®_vdd_cpux>;
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};
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&cpu1 {
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cpu-supply = <®_vdd_cpux>;
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};
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&cpu2 {
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cpu-supply = <®_vdd_cpux>;
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};
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&cpu3 {
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cpu-supply = <®_vdd_cpux>;
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};
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&de {
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status = "okay";
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};
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&ehci1 {
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status = "okay";
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};
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&hdmi {
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status = "okay";
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};
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&hdmi_out {
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hdmi_out_con: endpoint {
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remote-endpoint = <&hdmi_con_in>;
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};
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};
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&mmc0 {
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vmmc-supply = <®_vcc_io>;
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bus-width = <4>;
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cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
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status = "okay";
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};
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&pio {
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vcc-pa-supply = <®_vcc_io>;
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vcc-pc-supply = <®_vcc_io>;
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vcc-pd-supply = <®_vcc_io>;
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vcc-pe-supply = <®_vcc_io>;
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vcc-pf-supply = <®_vcc_io>;
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vcc-pg-supply = <®_vcc_io>;
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};
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&r_pio {
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vcc-pl-supply = <®_vcc3v3>;
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};
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&spi0 {
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status = "okay";
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spiflash@0 {
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compatible = "jedec,spi-nor";
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reg = <0>;
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spi-max-frequency = <50000000>;
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};
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};
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&uart0 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pa_pins>;
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status = "okay";
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};
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&usb_otg {
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dr_mode = "peripheral";
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status = "okay";
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};
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&usbphy {
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usb1_vbus-supply = <®_vcc_usbwifi>;
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status = "okay";
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};
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