// SPDX-License-Identifier: (GPL-2.0 OR MIT) /* Copyright (c) 2018-2019 SiFive, Inc */ #include "fu540-c000.dtsi" #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/leds/common.h> #include <dt-bindings/pwm/pwm.h> /* Clock frequency (in Hz) of the PCB crystal for rtcclk */ #define RTCCLK_FREQ 1000000 / { model = "SiFive HiFive Unleashed A00"; compatible = "sifive,hifive-unleashed-a00", "sifive,fu540-c000", "sifive,fu540"; chosen { stdout-path = "serial0"; }; cpus { timebase-frequency = <RTCCLK_FREQ>; }; memory@80000000 { device_type = "memory"; reg = <0x0 0x80000000 0x2 0x00000000>; }; hfclk: hfclk { #clock-cells = <0>; compatible = "fixed-clock"; clock-frequency = <33333333>; clock-output-names = "hfclk"; }; rtcclk: rtcclk { #clock-cells = <0>; compatible = "fixed-clock"; clock-frequency = <RTCCLK_FREQ>; clock-output-names = "rtcclk"; }; gpio-restart { compatible = "gpio-restart"; gpios = <&gpio 10 GPIO_ACTIVE_LOW>; }; led-controller { compatible = "pwm-leds"; led-d1 { pwms = <&pwm0 0 7812500 PWM_POLARITY_INVERTED>; active-low; color = <LED_COLOR_ID_GREEN>; max-brightness = <255>; label = "d1"; }; led-d2 { pwms = <&pwm0 1 7812500 PWM_POLARITY_INVERTED>; active-low; color = <LED_COLOR_ID_GREEN>; max-brightness = <255>; label = "d2"; }; led-d3 { pwms = <&pwm0 2 7812500 PWM_POLARITY_INVERTED>; active-low; color = <LED_COLOR_ID_GREEN>; max-brightness = <255>; label = "d3"; }; led-d4 { pwms = <&pwm0 3 7812500 PWM_POLARITY_INVERTED>; active-low; color = <LED_COLOR_ID_GREEN>; max-brightness = <255>; label = "d4"; }; }; }; &uart0 { status = "okay"; }; &uart1 { status = "okay"; }; &i2c0 { status = "okay"; }; &qspi0 { status = "okay"; flash@0 { compatible = "jedec,spi-nor"; reg = <0>; spi-max-frequency = <50000000>; m25p,fast-read; spi-tx-bus-width = <4>; spi-rx-bus-width = <4>; }; }; &qspi2 { status = "okay"; mmc@0 { compatible = "mmc-spi-slot"; reg = <0>; spi-max-frequency = <20000000>; voltage-ranges = <3300 3300>; disable-wp; gpios = <&gpio 11 GPIO_ACTIVE_LOW>; }; }; ð0 { status = "okay"; phy-mode = "gmii"; phy-handle = <&phy0>; phy0: ethernet-phy@0 { compatible = "ethernet-phy-id0007.0771"; reg = <0>; }; }; &pwm0 { status = "okay"; }; &pwm1 { status = "okay"; }; &gpio { status = "okay"; };