diff options
Diffstat (limited to 'zephyr/projects/nissa/nivviks/overlay.dtsi')
| -rw-r--r-- | zephyr/projects/nissa/nivviks/overlay.dtsi | 418 |
1 files changed, 418 insertions, 0 deletions
diff --git a/zephyr/projects/nissa/nivviks/overlay.dtsi b/zephyr/projects/nissa/nivviks/overlay.dtsi new file mode 100644 index 0000000000..c2d5e3f24b --- /dev/null +++ b/zephyr/projects/nissa/nivviks/overlay.dtsi @@ -0,0 +1,418 @@ +/* Copyright 2021 The ChromiumOS Authors + * 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> + +/ { + aliases { + gpio-cbi-wp = &gpio_ec_cbi_wp; + gpio-wp = &gpio_ec_wp_odl; + int-wp = &int_wp_l; + gpio-kbd-kso2 = &gpio_ec_kso_02_inv; + }; + + ec-console { + compatible = "ec-console"; + disabled = "events", "lpc", "hostcmd"; + }; + + batteries { + default_battery: lgc { + compatible = "lgc,ap18c8k", "battery-smart"; + }; + lgc_ap19b8m { + compatible = "lgc,ap19b8m", "battery-smart"; + }; + }; + + hibernate-wake-pins { + compatible = "cros-ec,hibernate-wake-pins"; + wakeup-irqs = < + &int_power_button + &int_lid_open + >; + }; + + gpio-interrupts { + compatible = "cros-ec,gpio-interrupts"; + + int_power_button: power_button { + irq-pin = <&gpio_gsc_ec_pwr_btn_odl>; + flags = <GPIO_INT_EDGE_BOTH>; + handler = "power_button_interrupt"; + }; + int_wp_l: wp_l { + irq-pin = <&gpio_ec_wp_odl>; + flags = <GPIO_INT_EDGE_BOTH>; + handler = "switch_interrupt"; + }; + int_lid_open: lid_open { + irq-pin = <&gpio_lid_open>; + flags = <GPIO_INT_EDGE_BOTH>; + handler = "lid_interrupt"; + }; + int_tablet_mode: tablet_mode { + irq-pin = <&gpio_tablet_mode_l>; + flags = <GPIO_INT_EDGE_BOTH>; + handler = "gmr_tablet_switch_isr"; + }; + int_imu: ec_imu { + irq-pin = <&gpio_imu_int_l>; + flags = <GPIO_INT_EDGE_FALLING>; + handler = "lsm6dso_interrupt"; + }; + int_vol_down: vol_down { + irq-pin = <&gpio_voldn_btn_odl>; + flags = <GPIO_INT_EDGE_BOTH>; + handler = "button_interrupt"; + }; + int_vol_up: vol_up { + irq-pin = <&gpio_volup_btn_odl>; + flags = <GPIO_INT_EDGE_BOTH>; + handler = "button_interrupt"; + }; + int_usb_c0: usb_c0 { + irq-pin = <&gpio_usb_c0_int_odl>; + flags = <GPIO_INT_EDGE_FALLING>; + handler = "usb_interrupt"; + }; + int_usb_c1: usb_c1 { + irq-pin = <&gpio_sb_1>; + flags = <GPIO_INT_EDGE_FALLING>; + handler = "usb_interrupt"; + }; + }; + + named-gpios { + gpio_sb_1: sb-1 { + gpios = <&gpio0 2 GPIO_PULL_UP>; + no-auto-init; + }; + + gpio_sb_2: sb-2 { + gpios = <&gpiod 4 GPIO_OUTPUT>; + no-auto-init; + }; + + /* + * Set I2C pins for type C sub-board to be low voltage (I2C5_1). + * We do this for all boards, since the pins are 3.3V tolerant, + * and the only 2 types of sub-boards used on nivviks both have + * type-C ports on them. + */ + gpio_sb_3: sb-3 { + gpios = <&gpiof 4 (GPIO_OPEN_DRAIN | GPIO_VOLTAGE_1P8)>; + no-auto-init; + }; + gpio_sb_4: sb-4 { + gpios = <&gpiof 5 (GPIO_INPUT | GPIO_VOLTAGE_1P8)>; + no-auto-init; + }; + gpio_fan_enable: fan-enable { + gpios = <&gpio6 3 GPIO_OUTPUT>; + no-auto-init; + }; + ec-i2c-sensor-scl { + gpios = <&gpio9 0 (GPIO_INPUT | GPIO_VOLTAGE_1P8)>; + }; + ec-i2c-sensor-sda { + gpios = <&gpio8 7 (GPIO_INPUT | GPIO_VOLTAGE_1P8)>; + }; + }; + + /* + * Aliases used for sub-board GPIOs. + */ + aliases { + /* + * Input GPIO when used with type-C port 1 + * Output when used with HDMI sub-board + */ + gpio-usb-c1-int-odl = &gpio_sb_1; + gpio-en-rails-odl = &gpio_sb_1; + /* + * Sub-board with type A USB, enable. + */ + gpio-en-usb-a1-vbus = &gpio_sb_2; + /* + * HPD pins for HDMI sub-board. + */ + gpio-hdmi-en-odl = &gpio_sb_3; + gpio-hpd-odl = &gpio_sb_4; + /* + * Enable S5 rails for LTE sub-board + */ + gpio-en-sub-s5-rails = &gpio_sb_2; + }; + + temp_memory: memory { + compatible = "cros-ec,temp-sensor-thermistor"; + thermistor = <&thermistor_3V3_51K1_47K_4050B>; + adc = <&adc_temp_sensor_1>; + }; + temp_charger: charger { + compatible = "cros-ec,temp-sensor-thermistor"; + thermistor = <&thermistor_3V3_51K1_47K_4050B>; + adc = <&adc_temp_sensor_2>; + }; + temp_ambient: ambient { + compatible = "cros-ec,temp-sensor-thermistor"; + thermistor = <&thermistor_3V3_51K1_47K_4050B>; + adc = <&adc_temp_sensor_3>; + }; + + named-temp-sensors { + compatible = "cros-ec,temp-sensors"; + memory { + temp_fan_off = <35>; + temp_fan_max = <60>; + temp_host_high = <85>; + temp_host_halt = <90>; + temp_host_release_high = <80>; + power-good-pin = <&gpio_ec_soc_dsw_pwrok>; + sensor = <&temp_memory>; + }; + charger { + temp_fan_off = <35>; + temp_fan_max = <60>; + temp_host_high = <85>; + temp_host_halt = <90>; + temp_host_release_high = <80>; + power-good-pin = <&gpio_ec_soc_dsw_pwrok>; + sensor = <&temp_charger>; + }; + ambient { + temp_fan_off = <35>; + temp_fan_max = <60>; + temp_host_high = <85>; + temp_host_halt = <90>; + temp_host_release_high = <80>; + power-good-pin = <&gpio_ec_soc_dsw_pwrok>; + sensor = <&temp_ambient>; + }; + }; + + usba { + compatible = "cros-ec,usba-port-enable-pins"; + /* + * sb_2 is only configured as GPIO when USB-A1 is present, + * but it's still safe to control when disabled. + * + * ILIM_SEL pins are referred to by legacy enum name, + * GPIO_USB*_ILIM_SEL. The one for port A1 is unused on + * sub-boards that don't have USB-A so is safe to control + * regardless of system configuration. + */ + enable-pins = <&gpio_en_usb_a0_vbus &gpio_sb_2>; + status = "okay"; + }; + + usbc { + #address-cells = <1>; + #size-cells = <0>; + + port0@0 { + compatible = "named-usbc-port"; + reg = <0>; + bc12 = <&bc12_port0>; + chg = <&chg_port0>; + usb-mux-chain-0 { + compatible = "cros-ec,usb-mux-chain"; + usb-muxes = <&virtual_mux_0>; + }; + }; + port0-muxes { + virtual_mux_0: virtual-mux-0 { + compatible = "cros-ec,usbc-mux-virtual"; + }; + }; + /* + * TODO(b:211693800): port1 may not be present on some + * sub-boards. + */ + port1@1 { + compatible = "named-usbc-port"; + reg = <1>; + bc12 = <&bc12_port1>; + chg = <&chg_port1>; + usb-mux-chain-1 { + compatible = "cros-ec,usb-mux-chain"; + usb-muxes = <&virtual_mux_1 &anx7483_mux_1>; + }; + usb_mux_chain_1_no_mux: usb-mux-chain-1-no-mux { + compatible = "cros-ec,usb-mux-chain"; + alternative-chain; + usb-muxes = <&virtual_mux_1>; + }; + }; + port1-muxes { + virtual_mux_1: virtual-mux-1 { + compatible = "cros-ec,usbc-mux-virtual"; + }; + }; + }; + + fans { + compatible = "cros-ec,fans"; + + fan_0 { + pwms = <&pwm5 5 PWM_KHZ(1) PWM_POLARITY_NORMAL>; + rpm_min = <2200>; + rpm_start = <2200>; + rpm_max = <4200>; + tach = <&tach2>; + enable_gpio = <&gpio_fan_enable>; + }; + }; + + /* + * Declare unused GPIOs so that they are shut down + * and use minimal power + */ + unused-pins { + compatible = "unused-gpios"; + unused-gpios = + <&gpio3 2 0>, + <&gpio3 3 0>, + <&gpio3 5 0>, + <&gpio3 6 0>, + <&gpio5 7 0>, + <&gpio6 0 0>, + <&gpio6 3 0>, + <&gpio6 6 0>, + <&gpio7 3 0>, + <&gpio8 3 0>, + <&gpio8 6 0>, + <&gpiob 1 0>, + <&gpiob 7 0>, + <&gpioc 7 0>, + <&gpiof 2 0>, + <&gpiof 3 0>; + }; +}; + +&thermistor_3V3_51K1_47K_4050B { + status = "okay"; +}; + +&adc_ec_vsense_pp3300_s5 { + /* + * Voltage divider on input has 47k upper and 220k lower legs with + * 2714 mV full-scale reading on the ADC. Apply the largest possible + * multiplier (without overflowing int32) to get the best possible + * approximation of the actual ratio, but derate by a factor of two to + * ensure unexpectedly high values won't overflow. + */ + mul = <(791261 / 2)>; + div = <(651975 / 2)>; +}; + +/* Set bus speeds for I2C */ +&i2c0_0 { + label = "I2C_EEPROM"; + clock-frequency = <I2C_BITRATE_FAST>; + + cbi_eeprom: eeprom@50 { + compatible = "atmel,at24"; + reg = <0x50>; + size = <2048>; + pagesize = <16>; + address-width = <8>; + timeout = <5>; + }; +}; + +&i2c1_0 { + label = "I2C_SENSOR"; + clock-frequency = <I2C_BITRATE_FAST>; +}; + +&i2c3_0 { + label = "I2C_USB_C0_TCPC"; + clock-frequency = <I2C_BITRATE_FAST_PLUS>; + + bc12_port0: pi3usb9201@5f { + compatible = "pericom,pi3usb9201"; + status = "okay"; + reg = <0x5f>; + /* + * BC1.2 interrupt is shared with TCPC, so + * IRQ is not specified here and handled by + * usb_c0_interrupt. + */ + }; + + chg_port0: isl923x@9 { + compatible = "intersil,isl923x"; + status = "okay"; + reg = <0x9>; + }; +}; + +&i2c5_1 { + label = "I2C_SUB_C1_TCPC"; + clock-frequency = <I2C_BITRATE_FAST_PLUS>; + + bc12_port1: pi3usb9201@5f { + compatible = "pericom,pi3usb9201"; + status = "okay"; + reg = <0x5f>; + }; + + chg_port1: isl923x@9 { + compatible = "intersil,isl923x"; + status = "okay"; + reg = <0x9>; + }; + + anx7483_mux_1: anx7483-mux-1@3e { + compatible = "analogix,anx7483"; + reg = <0x3e>; + board-set = "anx7483_set_default_tuning"; + }; +}; + +&i2c7_0 { + label = "I2C_BATTERY"; + clock-frequency = <I2C_BITRATE_STANDARD>; +}; + +&pwm5_gpb7 { + drive-open-drain; +}; + +&pwm5 { + status = "okay"; + clock-bus = "NPCX_CLOCK_BUS_LFCLK"; + pinctrl-0 = <&pwm5_gpb7>; + pinctrl-names = "default"; +}; + +/* Tachometer for fan speed measurement */ +&tach2 { + status = "okay"; + pinctrl-0 = <&ta2_1_in_gp73>; + pinctrl-names = "default"; + port = <NPCX_TACH_PORT_A>; /* port-A is selected */ + sample-clk = <NPCX_TACH_FREQ_LFCLK>; /* Use LFCLK as sampling clock */ + pulses-per-round = <2>; /* number of pulses per round of encoder */ +}; + +/* host interface */ +&espi0 { + status = "okay"; + pinctrl-0 = <&espi_lpc_gp46_47_51_52_53_54_55_57>; + pinctrl-names = "default"; +}; + +/* + * Declare GPIOs that have leakage current caused by board issues here. NPCX ec + * will disable their input buffers before entering deep sleep and restore them + * after waking up automatically for better power consumption. + */ +&power_leakage_io { + leak-gpios = <&gpioa 4 0 + &gpiof 1 0>; +}; |