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path: root/zephyr/projects/nissa/nivviks_overlay.dts
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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include <cros/thermistor/thermistor.dtsi>

/ {
	hibernate-wake-pins {
		compatible = "cros-ec,hibernate-wake-pins";
		wakeup-pins = <
			&gpio_gsc_ec_pwr_btn_odl
			&gpio_lid_open
		>;
	};

	named-temp-sensors {
		memory {
			compatible = "cros-ec,temp-sensor-thermistor";
			thermistor = <&thermistor_3V3_51K1_47K_4050B>;
			label = "DDR and SOC";
			enum-name = "TEMP_SENSOR_1";
			temp_fan_off = <35>;
			temp_fan_max = <60>;
			temp_host_high = <85>;
			temp_host_halt = <90>;
			temp_host_release_high = <80>;
			adc = <&adc_temp_sensor_1>;
		};
		charger {
			compatible = "cros-ec,temp-sensor-thermistor";
			thermistor = <&thermistor_3V3_51K1_47K_4050B>;
			label = "Charger";
			enum-name = "TEMP_SENSOR_2";
			temp_fan_off = <35>;
			temp_fan_max = <60>;
			temp_host_high = <85>;
			temp_host_halt = <90>;
			temp_host_release_high = <80>;
			adc = <&adc_temp_sensor_2>;
		};
	};

	/*
	 * Alias kblist to correct node.
	 * It would be nice to use alias here, but the code
	 * uses DT_NODELABEL to directly reference the node label.
	 */
	named-pwms {
		compatible = "named-pwms";

		kblight: pwm_kb_bl {
		};
	};
};

&thermistor_3V3_51K1_47K_4050B {
	status = "okay";
};

/* Power switch logic input pads */
/* LID_OPEN_OD */
&psl_in1 {
	flag = <NPCX_PSL_RISING_EDGE>;
};

/* ACOK_EC_OD */
&psl_in2 {
	flag = <NPCX_PSL_RISING_EDGE>;
};

/* GSC_EC_PWR_BTN_ODL */
&psl_in3 {
	flag = <NPCX_PSL_FALLING_EDGE>;
};

/* Set bus speeds for I2C */
&i2c0_0 {
	label = "I2C_EEPROM";
	clock-frequency = <I2C_BITRATE_FAST>;

	cbi_eeprom: eeprom@50 {
		compatible = "atmel,at24";
		reg = <0x50>;
		label = "EEPROM_CBI";
		size = <2048>;
		pagesize = <16>;
		address-width = <8>;
		timeout = <5>;
		wp-gpios = <&gpio_ec_wp_odl>;
	};
};

&i2c1_0 {
	label = "I2C_SENSOR";
	clock-frequency = <I2C_BITRATE_FAST>;
};

&i2c3_0 {
	label = "I2C_USB_C0_TCPC";
	clock-frequency = <I2C_BITRATE_FAST_PLUS>;
};

&i2c5_1 {
	label = "I2C_SUB_C1_TCPC";
	clock-frequency = <I2C_BITRATE_FAST_PLUS>;
};

&i2c7_0 {
	label = "I2C_BATTERY";
	clock-frequency = <I2C_BITRATE_STANDARD>;
};

/* PWM frequencies */

&pwm_pwm_kb_bl {
	frequency = <10000>;
};

&pwm_pwm_led_1_odl {
	frequency = <324>;
};

&pwm_pwm_led_2_odl {
	frequency = <324>;
};

&pwm_pwm_led_3_odl {
	frequency = <324>;
};

/* Enable LEDs to work while CPU suspended */
&pwm0 {
	clock-bus = "NPCX_CLOCK_BUS_LFCLK";
};

&pwm1 {
	clock-bus = "NPCX_CLOCK_BUS_LFCLK";
};

&pwm2 {
	clock-bus = "NPCX_CLOCK_BUS_LFCLK";
};