| /* -*- mode:c -*- |
| * |
| * Copyright 2020 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. |
| */ |
| |
| /* Declare symbolic names for all the GPIOs that we care about. |
| * Note: Those with interrupt handlers must be declared first. */ |
| |
| /* Wake Source interrupts */ |
| GPIO_INT(EC_LID_OPEN, PIN(D, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, lid_interrupt) |
| GPIO_INT(EC_WP_L, PIN(A, 1), GPIO_INT_BOTH, switch_interrupt) |
| GPIO_INT(H1_EC_PWR_BTN_ODL, PIN(0, 1), GPIO_INT_BOTH, power_button_interrupt) |
| GPIO_INT(ACOK_OD, PIN(0, 0), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, extpower_interrupt) |
| |
| /* Power sequencing interrupts */ |
| GPIO_INT(SLP_S0_L, PIN(D, 5), GPIO_INT_BOTH, power_signal_interrupt) |
| #ifndef CONFIG_HOSTCMD_ESPI_VW_SLP_S3 |
| GPIO_INT(SLP_S3_L, PIN(A, 5), GPIO_INT_BOTH, power_signal_interrupt) |
| #endif |
| GPIO_INT(SLP_SUS_L, PIN(D, 7), GPIO_INT_BOTH, power_signal_interrupt) |
| GPIO_INT(PG_EC_RSMRST_ODL, PIN(E, 2), GPIO_INT_BOTH, power_signal_interrupt) |
| GPIO_INT(DSW_PWROK, PIN(C, 7), GPIO_INT_BOTH, power_signal_interrupt) |
| GPIO_INT(PG_EC_ALL_SYS_PWRGD, PIN(F, 4), GPIO_INT_BOTH, power_signal_interrupt) |
| |
| /* Sensor Interrupts */ |
| GPIO_INT(EC_IMU_INT_L, PIN(5, 6), GPIO_INT_FALLING | GPIO_SEL_1P8V, bmi260_interrupt) |
| GPIO_INT(EC_ALS_RGB_INT_L, PIN(D, 4), GPIO_INT_FALLING, tcs3400_interrupt) |
| GPIO_INT(TABLET_MODE_L, PIN(9, 5), GPIO_INT_BOTH, gmr_tablet_switch_isr) |
| |
| /* USB-C interrupts */ |
| GPIO_INT(USB_C0_TCPC_INT_ODL, PIN(E, 0), GPIO_INT_BOTH, tcpc_alert_event) |
| GPIO_INT(USB_C1_TCPC_INT_ODL, PIN(A, 2), GPIO_INT_BOTH, tcpc_alert_event) |
| |
| GPIO_INT(USB_C0_PPC_INT_ODL, PIN(6, 2), GPIO_INT_BOTH, ppc_interrupt) |
| GPIO_INT(USB_C1_PPC_INT_ODL, PIN(F, 5), GPIO_INT_BOTH, ppc_interrupt) |
| |
| GPIO_INT(USB_C0_BC12_INT_ODL, PIN(E, 4), GPIO_INT_BOTH, bc12_interrupt) |
| GPIO_INT(USB_C1_MIX_INT_ODL, PIN(0, 3), GPIO_INT_BOTH, bc12_interrupt) |
| |
| /* HDMI interrupts */ |
| |
| /* Volume button interrupts */ |
| GPIO_INT(EC_VOLDN_BTN_ODL, PIN(9, 3), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt) |
| GPIO_INT(EC_VOLUP_BTN_ODL, PIN(9, 7), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt) |
| |
| /* Power Sequencing Signals */ |
| GPIO(EN_PP3300_A, PIN(A, 3), GPIO_OUT_LOW) |
| GPIO(EN_PP5000_A, PIN(A, 4), GPIO_OUT_LOW) |
| GPIO(EN_PPVAR_VCCIN, PIN(4, 3), GPIO_OUT_LOW) /* Enables VCCIN IMPV9 */ |
| /* The EC does not buffer this signal on Volteer. */ |
| UNIMPLEMENTED(PCH_DSW_PWROK) |
| |
| /* Other wake sources */ |
| /* |
| * GPIO_INT_BOTH is required for PSL wake from hibernate, but we don't need an |
| * interrupt handler because it is automatically handled by the PSL. |
| * |
| * We need to lock the setting so this gpio can't be reconfigured to overdrive |
| * the real reset signal. (This is the PSL input pin not the real reset pin). |
| */ |
| GPIO(EC_RST_ODL, PIN(0, 2), GPIO_INT_BOTH | |
| GPIO_HIB_WAKE_HIGH | |
| GPIO_LOCKED) |
| |
| /* AP/PCH Signals */ |
| GPIO(EC_PCH_SYS_PWROK, PIN(3, 7), GPIO_OUT_LOW) |
| GPIO(EC_PCH_RSMRST_ODL, PIN(A, 6), GPIO_ODR_LOW) /* TODO - b/140950085 - implement TGL sequencing requirement */ |
| GPIO(EC_PCH_PWR_BTN_ODL, PIN(C, 1), GPIO_ODR_HIGH) |
| GPIO(EC_PCH_RTCRST, PIN(7, 6), GPIO_OUT_LOW) |
| GPIO(EC_PCH_WAKE_ODL, PIN(7, 4), GPIO_ODR_HIGH) |
| GPIO(EC_ENTERING_RW, PIN(E, 3), GPIO_OUT_LOW) |
| GPIO(EC_PROCHOT_ODL, PIN(6, 3), GPIO_ODR_HIGH) |
| GPIO_INT(EC_PROCHOT_IN_L, PIN(F, 0), GPIO_INT_BOTH, throttle_ap_prochot_input_interrupt) |
| GPIO(SYS_RST_ODL, PIN(C, 5), GPIO_ODR_HIGH) |
| |
| GPIO(EC_PCH_INT_ODL, PIN(B, 0), GPIO_ODR_HIGH) |
| |
| /* USB and USBC Signals */ |
| GPIO(USB_C1_RT_RST_ODL, PIN(8, 3), GPIO_ODR_LOW) |
| GPIO(USB_C0_OC_ODL, PIN(B, 1), GPIO_ODR_HIGH) |
| GPIO(USB_C1_OC_ODL, PIN(5, 0), GPIO_ODR_HIGH) |
| |
| /* Don't have a load switch for retimer */ |
| UNIMPLEMENTED(USB_C1_LS_EN) |
| |
| /* Misc Signals */ |
| GPIO(EC_H1_PACKET_MODE, PIN(7, 5), GPIO_OUT_LOW) /* H1 Packet Mode */ |
| |
| /* |
| * eDP backlight - both PCH and EC have enable pins that must be high |
| * for the backlight to turn on. Default state is high, and can be turned |
| * off during sleep states. |
| */ |
| GPIO(EC_EDP_BL_EN, PIN(D, 3), GPIO_OUT_HIGH) |
| |
| /* I2C pins - Alternate function below configures I2C module on these pins */ |
| GPIO(EC_I2C0_SENSOR_SCL, PIN(B, 5), GPIO_INPUT | GPIO_SEL_1P8V) |
| GPIO(EC_I2C0_SENSOR_SDA, PIN(B, 4), GPIO_INPUT | GPIO_SEL_1P8V) |
| GPIO(EC_I2C1_USB_C0_SCL, PIN(9, 0), GPIO_INPUT) |
| GPIO(EC_I2C1_USB_C0_SDA, PIN(8, 7), GPIO_INPUT) |
| GPIO(EC_I2C2_USB_C1_SCL, PIN(9, 2), GPIO_INPUT) |
| GPIO(EC_I2C2_USB_C1_SDA, PIN(9, 1), GPIO_INPUT) |
| GPIO(EC_I2C3_USB_1_MIX_SCL, PIN(D, 1), GPIO_INPUT) |
| GPIO(EC_I2C3_USB_1_MIX_SDA, PIN(D, 0), GPIO_INPUT) |
| GPIO(EC_I2C5_POWER_SCL, PIN(3, 3), GPIO_INPUT) |
| GPIO(EC_I2C5_POWER_SDA, PIN(3, 6), GPIO_INPUT) |
| GPIO(EC_I2C7_EEPROM_SCL, PIN(B, 3), GPIO_INPUT) |
| GPIO(EC_I2C7_EEPROM_SDA, PIN(B, 2), GPIO_INPUT) |
| |
| /* Battery signals */ |
| GPIO(EC_BATT_PRES_ODL, PIN(E, 1), GPIO_INPUT) |
| |
| /* Physical HPD pins are not needed on EC as these are configured by PMC */ |
| GPIO(USB_C0_DP_HPD, PIN(F, 3), GPIO_INPUT) |
| GPIO(USB_C1_DP_HPD, PIN(7, 0), GPIO_INPUT) |
| |
| /* Alternate functions GPIO definitions */ |
| ALTERNATE(PIN_MASK(B, BIT(5) | BIT(4)), 0, MODULE_I2C, (GPIO_INPUT | GPIO_SEL_1P8V)) /* I2C0 */ |
| ALTERNATE(PIN_MASK(9, BIT(0) | BIT(2) | BIT(1)), 0, MODULE_I2C, 0) /* I2C1 SCL / I2C2 */ |
| ALTERNATE(PIN_MASK(8, BIT(7)), 0, MODULE_I2C, 0) /* I2C1 SDA */ |
| ALTERNATE(PIN_MASK(D, BIT(1) | BIT(0)), 0, MODULE_I2C, 0) /* I2C3 */ |
| ALTERNATE(PIN_MASK(3, BIT(3) | BIT(6)), 0, MODULE_I2C, 0) /* I2C5 */ |
| ALTERNATE(PIN_MASK(B, BIT(3) | BIT(2)), 0, MODULE_I2C, 0) /* I2C7 */ |
| |
| /* This selects between an LED module on the motherboard and one on the daughter |
| * board, to be controlled by LED_{1,2,3}_L. PWM allows driving both modules at |
| * the same time. */ |
| ALTERNATE(PIN_MASK(6, BIT(0)), 0, MODULE_PWM, 0) /* LED_SIDESEL_4_L */ |
| ALTERNATE(PIN_MASK(C, BIT(2) | BIT(3) | BIT(4)), 0, MODULE_PWM, 0) /* LED_{3,2,1}_L */ |
| |
| /* Fan signals */ |
| GPIO(EN_PP5000_FAN, PIN(6, 1), GPIO_OUT_LOW) |
| ALTERNATE(PIN_MASK(B, BIT(7)), 0, MODULE_PWM, 0) /* FAN_PWM */ |
| ALTERNATE(PIN_MASK(4, BIT(0)), 0, MODULE_PWM, 0) /* FAN_SPEED_TACH */ |
| |
| /* Keyboard pins */ |
| #define GPIO_KB_INPUT (GPIO_INPUT | GPIO_PULL_UP) |
| ALTERNATE(PIN_MASK(3, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_KB_INPUT) /* KSI_00-01 */ |
| ALTERNATE(PIN_MASK(2, 0xFC), 0, MODULE_KEYBOARD_SCAN, GPIO_KB_INPUT) /* KSI_02-07 */ |
| ALTERNATE(PIN_MASK(2, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO_00-01 */ |
| GPIO(EC_KSO_02_INV, PIN(1, 7), GPIO_OUT_LOW) /* KSO_02 */ |
| ALTERNATE(PIN_MASK(1, 0x7F), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO_03-09 */ |
| ALTERNATE(PIN_MASK(0, 0xF0), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO_10-13 */ |
| ALTERNATE(PIN_MASK(8, 0x04), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO_14 */ |
| ALTERNATE(PIN_MASK(8, BIT(0)), 0, MODULE_PWM, 0) /* EC_KB_BL_PWM */ |
| |
| /* UART */ |
| ALTERNATE(PIN_MASK(6, BIT(5) | BIT(4)), 0, MODULE_UART, 0) /* UART from EC to Servo */ |
| |
| /* Power Switch Logic (PSL) inputs */ |
| ALTERNATE(PIN_MASK(D, BIT(2)), 0, MODULE_PMU, 0) /* GPIOD2 = EC_LID_OPEN */ |
| ALTERNATE(PIN_MASK(0, BIT(0) | BIT(1) | BIT(2)), 0, MODULE_PMU, 0) /* GPIO00 = ACOK_OD, |
| GPIO01 = H1_EC_PWR_BTN_ODL |
| GPIO02 = EC_RST_ODL */ |
| |
| /* Temperature sensors */ |
| ALTERNATE(PIN_MASK(4, BIT(2) | BIT(4) | BIT(5)), 0, MODULE_ADC, 0) /* TEMP_SENSOR1,2,4 */ |
| ALTERNATE(PIN(F, 1), 0, MODULE_ADC, 0) /* TEMP_SENSOR3 */ |
