diff options
Diffstat (limited to 'zephyr/projects/nissa/nivviks_overlay.dts')
| -rw-r--r-- | zephyr/projects/nissa/nivviks_overlay.dts | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/zephyr/projects/nissa/nivviks_overlay.dts b/zephyr/projects/nissa/nivviks_overlay.dts new file mode 100644 index 0000000000..bac45f91c1 --- /dev/null +++ b/zephyr/projects/nissa/nivviks_overlay.dts @@ -0,0 +1,186 @@ +/* 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> + +/ { + batteries { + default_battery: lgc { + compatible = "lgc,ap18c8k"; + }; + }; + + hibernate-wake-pins { + compatible = "cros-ec,hibernate-wake-pins"; + wakeup-pins = < + &gpio_gsc_ec_pwr_btn_odl + &gpio_lid_open + >; + }; + + named-gpios { + /* + * TODO(b:212490923): decide what to do with these sorts of + * signals that have varying function depending on the present + * sub-board. + */ + gpio_sub_usb_c1_int_odl: sub_usb_c1_int_odl { + #gpio-cells = <0>; + gpios = <&gpio0 2 GPIO_INPUT>; + enum-name = "GPIO_USB_C1_PD_INT_ODL"; + }; + }; + + 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 { + }; + }; + + usbc { + port0 { + bc12 { + compatible = "pericom,pi3usb9201"; + port = <&i2c_ec_i2c_usb_c0>; + /* + * BC1.2 interrupt is shared with TCPC, so + * IRQ is not specified here and handled by + * usb_c0_interrupt. + */ + }; + }; + /* + * TODO(b:211693800): port1 may not be present on some + * sub-boards. + */ + port1 { + bc12 { + compatible = "pericom,pi3usb9201"; + port = <&i2c_ec_i2c_sub_usb_c1>; + }; + }; + }; +}; + +&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"; +}; |