241 lines
4.6 KiB
Plaintext
241 lines
4.6 KiB
Plaintext
/*
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* Copyright (c) ITE, All Rights Reserved
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* SPDX-License-Identifier: Apache-2.0
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*/
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/dts-v1/;
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#include <zephyr/dt-bindings/gpio/gpio.h>
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#include <ite/it82xx2.dtsi>
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#include <ite/it8xxx2-pinctrl-map.dtsi>
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/ {
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model = "IT82XX2 EV-Board";
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compatible = "ite,it82xx2-evb";
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aliases {
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i2c-0 = &i2c0;
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peci-0 = &peci0;
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led0 = &led0;
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kscan0 = &kscan_input;
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watchdog0 = &twd0;
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pwm-0 = &pwm0;
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};
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chosen {
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zephyr,console = &uart1;
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zephyr,shell-uart = &uart1;
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zephyr,bt-hci = &bt_hci_uart;
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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zephyr,flash-controller = &flashctrl;
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zephyr,code-partition = &slot0_partition;
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zephyr,keyboard-scan = &kscan_input;
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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 = <&gpioc 0 GPIO_ACTIVE_HIGH>;
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label = "Green LED";
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};
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};
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};
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&adc0 {
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status = "okay";
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pinctrl-0 = <&adc0_ch3_gpi3_default>;
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pinctrl-names = "default";
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};
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/* voltage comparator for test */
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&vcmp0 {
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status = "okay";
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scan-period = <IT8XXX2_VCMP_SCAN_PERIOD_600US>;
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comparison = <IT8XXX2_VCMP_GREATER>;
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threshold-mv = <2000>;
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io-channels = <&adc0 3>;
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};
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&i2c0 {
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status = "okay";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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pinctrl-0 = <&i2c0_clk_gpb3_default
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&i2c0_data_gpb4_default>;
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pinctrl-names = "default";
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};
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&i2c1 {
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status = "okay";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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pinctrl-0 = <&i2c1_clk_gpc1_default
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&i2c1_data_gpc2_default>;
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pinctrl-names = "default";
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};
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&i2c2 {
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status = "okay";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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pinctrl-0 = <&i2c2_clk_gpf6_default
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&i2c2_data_gpf7_default>;
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pinctrl-names = "default";
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};
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&i2c3 {
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status = "okay";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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pinctrl-0 = <&i2c3_clk_gph1_default
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&i2c3_data_gph2_default>;
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pinctrl-names = "default";
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};
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&i2c4 {
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status = "okay";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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pinctrl-0 = <&i2c4_clk_gpe0_default
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&i2c4_data_gpe7_default>;
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pinctrl-names = "default";
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};
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&i2c5 {
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status = "okay";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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pinctrl-0 = <&i2c5_clk_gpa4_default
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&i2c5_data_gpa5_default>;
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pinctrl-names = "default";
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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 = <1843200>;
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};
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&uart2 {
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status = "okay";
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current-speed = <460800>;
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clock-frequency = <1843200>;
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bt_hci_uart: bt_hci_uart {
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compatible = "zephyr,bt-hci-uart";
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status = "okay";
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};
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};
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&ite_uart1_wrapper {
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status = "okay";
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pinctrl-0 = <&uart1_rx_gpb0_default
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&uart1_tx_gpb1_default>;
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pinctrl-names = "default";
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};
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&ite_uart2_wrapper {
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status = "okay";
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pinctrl-0 = <&uart2_rx_gpf0_default
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&uart2_tx_gpf1_default>;
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pinctrl-names = "default";
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};
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/* pwm for test */
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&pwm0 {
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status = "okay";
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prescaler-cx = <PWM_PRESCALER_C6>;
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/*
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* If we need pwm output in ITE chip power saving mode,
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* then we should set frequency <=324Hz.
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*/
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pwm-output-frequency = <324>;
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pinctrl-0 = <&pwm0_gpa0_default>;
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pinctrl-names = "default";
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};
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/* pwm for fan */
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&pwm7 {
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status = "okay";
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prescaler-cx = <PWM_PRESCALER_C4>;
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pwm-output-frequency = <30000>;
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pinctrl-0 = <&pwm7_gpa7_default>;
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pinctrl-names = "default";
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};
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/* fan tachometer sensor */
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&tach0 {
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status = "okay";
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channel = <IT8XXX2_TACH_CHANNEL_A>;
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pulses-per-round = <2>;
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pinctrl-0 = <&tach0a_gpd6_default>;
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pinctrl-names = "default";
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};
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&kbd {
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status = "okay";
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pinctrl-0 = <&ksi0_default
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&ksi1_default
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&ksi2_default
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&ksi3_default
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&ksi4_default
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&ksi5_default
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&ksi6_default
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&ksi7_default
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&kso0_default
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&kso1_default
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&kso2_default
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&kso3_default
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&kso4_default
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&kso5_default
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&kso6_default
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&kso7_default
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&kso8_default
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&kso9_default
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&kso10_default
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&kso11_default
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&kso12_default
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&kso13_default
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&kso14_default
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&kso15_default>;
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pinctrl-names = "default";
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row-size = <8>;
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col-size = <16>;
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kscan_input: kscan-input {
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compatible = "zephyr,kscan-input";
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};
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};
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&peci0 {
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status = "okay";
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pinctrl-0 = <&peci_gpf6_default>;
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pinctrl-names = "default";
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};
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&sha0 {
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status = "okay";
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};
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zephyr_udc0: &usb0 {
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status = "okay";
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pinctrl-0 = <&usb0_dm_gph5_default
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&usb0_dp_gph6_default>;
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pinctrl-names = "default";
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};
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&flash0 {
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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slot0_partition: partition@0 {
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label = "image-0";
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reg = <0x00000000 DT_SIZE_K(128)>;
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};
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slot1_partition: partition@20000 {
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label = "image-1";
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reg = <0x00020000 DT_SIZE_K(128)>;
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};
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storage_partition: partition@40000 {
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label = "storage";
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reg = <0x00040000 DT_SIZE_K(256)>;
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};
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};
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};
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