134 lines
2.4 KiB
Plaintext
134 lines
2.4 KiB
Plaintext
/*
|
|
* Copyright (c) ITE, All Rights Reserved
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
/dts-v1/;
|
|
|
|
#include <dt-bindings/gpio/gpio.h>
|
|
#include <it8xxx2.dtsi>
|
|
#include <it8xxx2-alts-map.dtsi>
|
|
|
|
/ {
|
|
model = "IT8XXX2 EV-Board";
|
|
compatible = "riscv,it8xxx2-evb";
|
|
|
|
chosen {
|
|
zephyr,console = &uart1;
|
|
zephyr,shell-uart = &uart1;
|
|
zephyr,bt-uart = &uart2;
|
|
zephyr,sram = &sram0;
|
|
zephyr,flash = &flash0;
|
|
zephyr,flash-controller = &flashctrl;
|
|
zephyr,code-partition = &slot0_partition;
|
|
zephyr,keyboard-scan = &kscan0;
|
|
};
|
|
|
|
aliases {
|
|
led0 = &led0;
|
|
};
|
|
|
|
leds {
|
|
compatible = "gpio-leds";
|
|
led0: led_0 {
|
|
gpios = <&gpioc 0 GPIO_ACTIVE_HIGH>;
|
|
label = "Green LED";
|
|
};
|
|
};
|
|
};
|
|
&adc0 {
|
|
status = "okay";
|
|
};
|
|
&i2c0 {
|
|
status = "okay";
|
|
clock-frequency = <I2C_BITRATE_STANDARD>;
|
|
};
|
|
&i2c1 {
|
|
status = "okay";
|
|
clock-frequency = <I2C_BITRATE_STANDARD>;
|
|
};
|
|
&i2c2 {
|
|
status = "okay";
|
|
clock-frequency = <I2C_BITRATE_STANDARD>;
|
|
};
|
|
&i2c3 {
|
|
status = "okay";
|
|
clock-frequency = <I2C_BITRATE_STANDARD>;
|
|
};
|
|
&i2c4 {
|
|
status = "okay";
|
|
clock-frequency = <I2C_BITRATE_STANDARD>;
|
|
};
|
|
&i2c5 {
|
|
status = "okay";
|
|
clock-frequency = <I2C_BITRATE_STANDARD>;
|
|
};
|
|
&uart1 {
|
|
status = "okay";
|
|
current-speed = <115200>;
|
|
clock-frequency = <1804800>;
|
|
};
|
|
&uart2 {
|
|
status = "okay";
|
|
current-speed = <460800>;
|
|
clock-frequency = <1804800>;
|
|
};
|
|
&ite_uart1_wrapper {
|
|
status = "okay";
|
|
};
|
|
&ite_uart2_wrapper {
|
|
status = "okay";
|
|
};
|
|
/* pwm for test */
|
|
&pwm0 {
|
|
status = "okay";
|
|
prescaler-cx = <PWM_PRESCALER_C6>;
|
|
/*
|
|
* If we need pwm output in ITE chip power saving mode,
|
|
* then we should set frequency <=324Hz.
|
|
*/
|
|
pwm-output-frequency = <324>;
|
|
};
|
|
/* pwm for fan */
|
|
&pwm7 {
|
|
status = "okay";
|
|
prescaler-cx = <PWM_PRESCALER_C4>;
|
|
pwm-output-frequency = <30000>;
|
|
};
|
|
/* fan tachometer sensor */
|
|
&tach0 {
|
|
status = "okay";
|
|
channel = <IT8XXX2_TACH_CHANNEL_A>;
|
|
pulses-per-round = <2>;
|
|
};
|
|
&kscan0 {
|
|
status = "okay";
|
|
};
|
|
&flash0 {
|
|
partitions {
|
|
compatible = "fixed-partitions";
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
boot_partition: partition@0 {
|
|
label = "mcuboot";
|
|
reg = <0x00000000 0x20000>;
|
|
};
|
|
slot0_partition: partition@20000 {
|
|
label = "image-0";
|
|
reg = <0x00020000 0x20000>;
|
|
};
|
|
slot1_partition: partition@40000 {
|
|
label = "image-1";
|
|
reg = <0x00040000 0x10000>;
|
|
};
|
|
scratch_partition: partition@50000 {
|
|
label = "image-scratch";
|
|
reg = <0x00050000 0x10000>;
|
|
};
|
|
storage_partition: partition@60000 {
|
|
label = "storage";
|
|
reg = <0x00060000 0x20000>;
|
|
};
|
|
};
|
|
};
|