135 lines
2.6 KiB
Plaintext
135 lines
2.6 KiB
Plaintext
/* Copyright (c) 2019 SiFive, Inc. */
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/* SPDX-License-Identifier: Apache-2.0 */
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/dts-v1/;
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#include <riscv32-fe310.dtsi>
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#include <dt-bindings/i2c/i2c.h>
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/ {
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model = "SiFive HiFive 1 Rev B";
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compatible = "sifive,hifive1-revb";
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aliases {
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led0 = &led0;
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led1 = &led1;
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led2 = &led2;
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watchdog0 = &wdog0;
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};
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chosen {
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zephyr,console = &uart0;
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zephyr,shell-uart = &uart0;
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zephyr,sram = &dtim;
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zephyr,flash = &flash0;
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};
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leds {
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compatible = "gpio-leds";
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led0: led_0 {
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gpios = <&gpio0 19 GPIO_ACTIVE_LOW>;
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label = "Green LED";
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};
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led1: led_1 {
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gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
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label = "Blue LED";
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};
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led2: led_2 {
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gpios = <&gpio0 22 GPIO_ACTIVE_LOW>;
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label = "Red LED";
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};
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};
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arduino_header: connector {
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compatible = "arduino-header-r3";
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#gpio-cells = <2>;
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gpio-map-mask = <0xffffffff 0xffffffc0>;
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gpio-map-pass-thru = <0 0x3f>;
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gpio-map = /* A0 not connected */
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<1 0 &gpio0 9 0>, /* A1, also CS2 */
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<2 0 &gpio0 10 0>, /* A2, also WF_INT */
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<3 0 &gpio0 11 0>, /* A3 */
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<4 0 &gpio0 12 0>, /* A4 */
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<5 0 &gpio0 13 0>, /* A5 */
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<6 0 &gpio0 16 0>, /* D0, also TX */
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<7 0 &gpio0 17 0>, /* D1, also RX */
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<8 0 &gpio0 18 0>, /* D2 */
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<9 0 &gpio0 19 0>, /* D3 */
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<10 0 &gpio0 20 0>, /* D4 */
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<11 0 &gpio0 21 0>, /* D5 */
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<12 0 &gpio0 22 0>, /* D6 */
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<13 0 &gpio0 23 0>, /* D7 */
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<14 0 &gpio0 0 0>, /* D8 */
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<15 0 &gpio0 1 0>, /* D9 */
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<16 0 &gpio0 2 0>, /* D10 */
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<17 0 &gpio0 3 0>, /* D11, also MOSI */
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<18 0 &gpio0 4 0>, /* D12, also MISO */
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<19 0 &gpio0 5 0>, /* D13, also SCK */
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<20 0 &gpio0 12 0>, /* D14, also SDA */
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<21 0 &gpio0 13 0>; /* D15, also SCL */
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};
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};
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&gpio0 {
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status = "okay";
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};
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&uart0 {
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status = "okay";
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current-speed = <115200>;
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clock-frequency = <16000000>;
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};
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&uart1 {
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status = "okay";
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current-speed = <115200>;
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clock-frequency = <16000000>;
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};
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&spi0 {
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status = "okay";
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clock-frequency = <16000000>;
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reg = <0x10014000 0x1000 0x20010000 0x3c0900>;
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flash0: flash@0 {
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compatible = "issi,is25lp128", "jedec,spi-nor";
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size = <134217728>;
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label = "FLASH0";
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jedec-id = [96 60 18];
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reg = <0>;
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spi-max-frequency = <133000000>;
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};
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};
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&spi1 {
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status = "okay";
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clock-frequency = <16000000>;
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};
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&spi2 {
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status = "okay";
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clock-frequency = <16000000>;
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};
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&pwm0 {
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status = "okay";
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clock-frequency = <16000000>;
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};
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&pwm1 {
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status = "okay";
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clock-frequency = <16000000>;
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};
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&pwm2 {
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status = "okay";
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clock-frequency = <16000000>;
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};
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arduino_i2c: &i2c0 {
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status = "okay";
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label = "I2C_0";
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input-frequency = <16000000>;
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clock-frequency = <100000>;
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};
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