| /* |
| * 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"; |
| |
| aliases { |
| i2c-0 = &i2c0; |
| }; |
| |
| 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; |
| kscan0 = &kscan0; |
| watchdog0 = &twd0; |
| }; |
| |
| 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>; |
| }; |
| }; |
| }; |