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- // SPDX-License-Identifier: GPL-2.0+
- /* Copyright (c) 2019-2021 SiFive, Inc */
- #include "fu740-c000.dtsi"
- #include <dt-bindings/gpio/gpio.h>
- #include <dt-bindings/interrupt-controller/irq.h>
- /* Clock frequency (in Hz) of the PCB crystal for rtcclk */
- #define RTCCLK_FREQ 1000000
- / {
- #address-cells = <2>;
- #size-cells = <2>;
- model = "SiFive HiFive Unmatched A00";
- compatible = "sifive,hifive-unmatched-a00", "sifive,fu740-c000",
- "sifive,fu740";
- chosen {
- stdout-path = "serial0";
- };
- cpus {
- timebase-frequency = <RTCCLK_FREQ>;
- };
- memory@80000000 {
- device_type = "memory";
- reg = <0x0 0x80000000 0x4 0x00000000>;
- };
- soc {
- };
- hfclk: hfclk {
- #clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <26000000>;
- clock-output-names = "hfclk";
- };
- rtcclk: rtcclk {
- #clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <RTCCLK_FREQ>;
- clock-output-names = "rtcclk";
- };
- gpio-poweroff {
- compatible = "gpio-poweroff";
- gpios = <&gpio 2 GPIO_ACTIVE_LOW>;
- };
- };
- &uart0 {
- status = "okay";
- };
- &uart1 {
- status = "okay";
- };
- &i2c0 {
- status = "okay";
- temperature-sensor@4c {
- compatible = "ti,tmp451";
- reg = <0x4c>;
- interrupt-parent = <&gpio>;
- interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
- };
- pmic@58 {
- compatible = "dlg,da9063";
- reg = <0x58>;
- interrupt-parent = <&gpio>;
- interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
- interrupt-controller;
- regulators {
- vdd_bcore1: bcore1 {
- regulator-min-microvolt = <1050000>;
- regulator-max-microvolt = <1050000>;
- regulator-min-microamp = <5000000>;
- regulator-max-microamp = <5000000>;
- regulator-always-on;
- };
- vdd_bcore2: bcore2 {
- regulator-min-microvolt = <1050000>;
- regulator-max-microvolt = <1050000>;
- regulator-min-microamp = <5000000>;
- regulator-max-microamp = <5000000>;
- regulator-always-on;
- };
- vdd_bpro: bpro {
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-min-microamp = <2500000>;
- regulator-max-microamp = <2500000>;
- regulator-always-on;
- };
- vdd_bperi: bperi {
- regulator-min-microvolt = <1050000>;
- regulator-max-microvolt = <1050000>;
- regulator-min-microamp = <1500000>;
- regulator-max-microamp = <1500000>;
- regulator-always-on;
- };
- vdd_bmem: bmem {
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1200000>;
- regulator-min-microamp = <3000000>;
- regulator-max-microamp = <3000000>;
- regulator-always-on;
- };
- vdd_bio: bio {
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1200000>;
- regulator-min-microamp = <3000000>;
- regulator-max-microamp = <3000000>;
- regulator-always-on;
- };
- vdd_ldo1: ldo1 {
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-min-microamp = <100000>;
- regulator-max-microamp = <100000>;
- regulator-always-on;
- };
- vdd_ldo2: ldo2 {
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-min-microamp = <200000>;
- regulator-max-microamp = <200000>;
- regulator-always-on;
- };
- vdd_ldo3: ldo3 {
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-min-microamp = <200000>;
- regulator-max-microamp = <200000>;
- regulator-always-on;
- };
- vdd_ldo4: ldo4 {
- regulator-min-microvolt = <2500000>;
- regulator-max-microvolt = <2500000>;
- regulator-min-microamp = <200000>;
- regulator-max-microamp = <200000>;
- regulator-always-on;
- };
- vdd_ldo5: ldo5 {
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-min-microamp = <100000>;
- regulator-max-microamp = <100000>;
- regulator-always-on;
- };
- vdd_ldo6: ldo6 {
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-min-microamp = <200000>;
- regulator-max-microamp = <200000>;
- regulator-always-on;
- };
- vdd_ldo7: ldo7 {
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-min-microamp = <200000>;
- regulator-max-microamp = <200000>;
- regulator-always-on;
- };
- vdd_ldo8: ldo8 {
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- regulator-min-microamp = <200000>;
- regulator-max-microamp = <200000>;
- regulator-always-on;
- };
- vdd_ld09: ldo9 {
- regulator-min-microvolt = <1050000>;
- regulator-max-microvolt = <1050000>;
- regulator-min-microamp = <200000>;
- regulator-max-microamp = <200000>;
- };
- vdd_ldo10: ldo10 {
- regulator-min-microvolt = <1000000>;
- regulator-max-microvolt = <1000000>;
- regulator-min-microamp = <300000>;
- regulator-max-microamp = <300000>;
- };
- vdd_ldo11: ldo11 {
- regulator-min-microvolt = <2500000>;
- regulator-max-microvolt = <2500000>;
- regulator-min-microamp = <300000>;
- regulator-max-microamp = <300000>;
- regulator-always-on;
- };
- };
- };
- };
- &qspi0 {
- status = "okay";
- flash@0 {
- compatible = "issi,is25wp256", "jedec,spi-nor";
- reg = <0>;
- spi-max-frequency = <50000000>;
- m25p,fast-read;
- spi-tx-bus-width = <4>;
- spi-rx-bus-width = <4>;
- };
- };
- &spi0 {
- status = "okay";
- mmc@0 {
- compatible = "mmc-spi-slot";
- reg = <0>;
- spi-max-frequency = <20000000>;
- voltage-ranges = <3300 3300>;
- disable-wp;
- };
- };
- ð0 {
- status = "okay";
- phy-mode = "gmii";
- phy-handle = <&phy0>;
- phy0: ethernet-phy@0 {
- reg = <0>;
- };
- };
- &pwm0 {
- status = "okay";
- };
- &pwm1 {
- status = "okay";
- };
- &gpio {
- status = "okay";
- };
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