blob: dfe4f7a04f29d5f2e38dadb53b109cd4b9334c76 [file] [log] [blame]
/*
* Copyright (c) ITE, All Rights Reserved
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <zephyr/dt-bindings/gpio/gpio.h>
#include <ite/it81xx2.dtsi>
#include <ite/it8xxx2-pinctrl-map.dtsi>
/ {
model = "IT8XXX2 EV-Board";
compatible = "riscv,it8xxx2-evb";
aliases {
i2c-0 = &i2c0;
peci-0 = &peci0;
led0 = &led0;
kscan0 = &kscan0;
watchdog0 = &twd0;
pwm-0 = &pwm0;
};
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;
};
leds {
compatible = "gpio-leds";
led0: led_0 {
gpios = <&gpioc 0 GPIO_ACTIVE_HIGH>;
label = "Green LED";
};
};
};
&adc0 {
status = "okay";
pinctrl-0 = <&adc0_ch3_gpi3_default>;
pinctrl-names = "default";
};
/* voltage comparator for test */
&vcmp0 {
status = "okay";
scan-period = <IT8XXX2_VCMP_SCAN_PERIOD_600US>;
comparison = <IT8XXX2_VCMP_GREATER>;
threshold-mv = <2000>;
io-channels = <&adc0 3>;
};
&i2c0 {
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
pinctrl-0 = <&i2c0_clk_gpb3_default
&i2c0_data_gpb4_default>;
pinctrl-names = "default";
};
&i2c1 {
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
pinctrl-0 = <&i2c1_clk_gpc1_default
&i2c1_data_gpc2_default>;
pinctrl-names = "default";
};
&i2c2 {
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
pinctrl-0 = <&i2c2_clk_gpf6_default
&i2c2_data_gpf7_default>;
pinctrl-names = "default";
};
&i2c3 {
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
pinctrl-0 = <&i2c3_clk_gph1_default
&i2c3_data_gph2_default>;
pinctrl-names = "default";
};
&i2c4 {
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
pinctrl-0 = <&i2c4_clk_gpe0_default
&i2c4_data_gpe7_default>;
pinctrl-names = "default";
};
&i2c5 {
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
pinctrl-0 = <&i2c5_clk_gpa4_default
&i2c5_data_gpa5_default>;
pinctrl-names = "default";
};
&uart1 {
status = "okay";
current-speed = <115200>;
clock-frequency = <1804800>;
};
&uart2 {
status = "okay";
current-speed = <460800>;
clock-frequency = <1804800>;
};
&ite_uart1_wrapper {
status = "okay";
pinctrl-0 = <&uart1_rx_gpb0_default
&uart1_tx_gpb1_default>;
pinctrl-names = "default";
};
&ite_uart2_wrapper {
status = "okay";
pinctrl-0 = <&uart2_rx_gph1_default
&uart2_tx_gph2_default>;
pinctrl-names = "default";
};
/* 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>;
pinctrl-0 = <&pwm0_gpa0_default>;
pinctrl-names = "default";
};
/* pwm for fan */
&pwm7 {
status = "okay";
prescaler-cx = <PWM_PRESCALER_C4>;
pwm-output-frequency = <30000>;
pinctrl-0 = <&pwm7_gpa7_default>;
pinctrl-names = "default";
};
/* fan tachometer sensor */
&tach0 {
status = "okay";
channel = <IT8XXX2_TACH_CHANNEL_A>;
pulses-per-round = <2>;
pinctrl-0 = <&tach0a_gpd6_default>;
pinctrl-names = "default";
};
&kscan0 {
status = "okay";
pinctrl-0 = <&ksi0_default
&ksi1_default
&ksi2_default
&ksi3_default
&ksi4_default
&ksi5_default
&ksi6_default
&ksi7_default
&kso0_default
&kso1_default
&kso2_default
&kso3_default
&kso4_default
&kso5_default
&kso6_default
&kso7_default
&kso8_default
&kso9_default
&kso10_default
&kso11_default
&kso12_default
&kso13_default
&kso14_default
&kso15_default>;
pinctrl-names = "default";
};
&peci0 {
status = "okay";
pinctrl-0 = <&peci_gpf6_default>;
pinctrl-names = "default";
};
&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>;
};
};
};