/* -*- mode:c -*- * * Copyright 2019 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(LID_OPEN, PIN(D, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, lid_interrupt) /* * High-to-low transition on POWER_BUTTON_L is treated as a wake event from * hibernate. Absence of GPIO_HIB_WAKE_HIGH flag is treated as wake on * high-to-low edge. */ GPIO_INT(POWER_BUTTON_L, PIN(0, 1), GPIO_INT_BOTH, power_button_interrupt) /* MECH_PWR_BTN_ODL */ GPIO_INT(AC_PRESENT, PIN(0, 0), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, extpower_interrupt) /* ACOK_OD */ GPIO_INT(EC_VOLUP_BTN_ODL, PIN(7, 5), GPIO_INT_BOTH, button_interrupt) GPIO_INT(EC_VOLDN_BTN_ODL, PIN(4, 0), GPIO_INT_BOTH, button_interrupt) /* USB-C interrupts */ GPIO_INT(USB_C0_MUX_INT_ODL, PIN(6, 1), GPIO_INT_FALLING, tcpc_alert_event) GPIO_INT(USB_C1_MUX_INT_ODL, PIN(F, 5), GPIO_INT_FALLING, tcpc_alert_event) GPIO_INT(USB_PD_C0_INT_ODL, PIN(E, 0), GPIO_INT_FALLING, ppc_interrupt) GPIO_INT(USB_PD_C1_INT_ODL, PIN(F, 1), GPIO_INT_FALLING, ppc_interrupt) /* Power State interrupts */ #ifdef CONFIG_POWER_S0IX GPIO_INT(PCH_SLP_S0_L, PIN(A, 4), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S0_L */ #endif GPIO_INT(PCH_SLP_S4_L, PIN(A, 3), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S4_L */ GPIO_INT(PCH_SLP_S3_L, PIN(A, 6), GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S3_L */ GPIO_INT(SUSPWRDNACK, PIN(D, 5), GPIO_INT_BOTH, power_signal_interrupt) /* SUSPWRDNACK */ GPIO_INT(RSMRST_L_PGOOD, PIN(E, 2), GPIO_INT_BOTH, power_signal_interrupt) /* PMIC_EC_RSMRST_ODL */ GPIO_INT(ALL_SYS_PGOOD, PIN(F, 4), GPIO_INT_BOTH, power_signal_interrupt) /* PMIC_EC_PWROK_OD */ /* Other interrupts */ GPIO_INT(WP_L, PIN(A, 1), GPIO_INT_BOTH, switch_interrupt) /* EC_WP_ODL */ GPIO_INT(TABLET_MODE_L, PIN(8, 6), GPIO_INT_BOTH, gmr_tablet_switch_isr) GPIO_INT(BASE_SIXAXIS_INT_L, PIN(5, 6), GPIO_INT_FALLING | GPIO_SEL_1P8V, lsm6dsm_interrupt) GPIO(LID_ACCEL_INT_L, PIN(5, 0), GPIO_INPUT | GPIO_SEL_1P8V) /* Define PCH_SLP_S0_L after all interrupts if CONFIG_POWER_S0IX not defined. */ #ifndef CONFIG_POWER_S0IX GPIO(PCH_SLP_S0_L, PIN(A, 4), GPIO_INPUT) /* SLP_S0_L */ #endif /* * PLT_RST_L isn't used since there is a Virtual Wire on eSPI for it. It is here * only for debugging purposes. */ GPIO(PLT_RST_L, PIN(C, 7), GPIO_INPUT) /* Platform Reset from SoC */ GPIO(SYS_RESET_L, PIN(3, 4), GPIO_ODR_HIGH) /* SYS_RST_ODL */ GPIO(PCH_RTCRST, PIN(7, 6), GPIO_OUT_LOW) /* EC_PCH_RTCRST */ GPIO(ENTERING_RW, PIN(E, 1), GPIO_OUT_LOW) /* EC_ENTERING_RW */ GPIO(PCH_WAKE_L, PIN(7, 4), GPIO_ODR_HIGH) /* EC_PCH_WAKE_ODL */ GPIO(PCH_PWRBTN_L, PIN(C, 1), GPIO_ODR_HIGH) /* EC_PCH_PWR_BTN_ODL */ GPIO(EN_PP5000, PIN(7, 3), GPIO_OUT_LOW) /* EN_PP5000_A */ GPIO(PP5000_PG, PIN(C, 0), GPIO_INPUT) /* PP5000_PG_OD */ GPIO(EN_PP3300, PIN(D, 4), GPIO_OUT_LOW) /* EN_PP3300_A */ GPIO(PP3300_PG, PIN(6, 0), GPIO_INPUT) /* PP3300_PG_OD */ GPIO(PMIC_EN, PIN(7, 2), GPIO_OUT_LOW) /* Enable A Rails via PMIC */ GPIO(PCH_RSMRST_L, PIN(C, 2), GPIO_OUT_LOW) /* RSMRST# to SOC. All _A rails now up. */ GPIO(PCH_SYS_PWROK, PIN(B, 7), GPIO_OUT_LOW) /* EC_PCH_PWROK. All S0 rails now up. */ /* Peripheral rails */ GPIO(ENABLE_BACKLIGHT, PIN(D, 3), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* EC_BL_EN_OD */ GPIO(EN_P3300_TRACKPAD_ODL, PIN(3, 3), GPIO_ODR_HIGH) /* EN_PP3300_TRACKPAD_ODL */ GPIO(EC_BATT_PRES_L, PIN(E, 5), GPIO_INPUT) /* * EC_RST_ODL acts as a wake source from PSL hibernate mode. However, it does * not need to be an interrupt for normal EC operations. Thus, configure it as * GPIO_INPUT with wake on low-to-high edge using GPIO_HIB_WAKE_HIGH so that PSL * common code can configure PSL_IN correctly. * * Reason for choosing low-to-high edge for waking from hibernate is to avoid * the double reset - one because of PSL_IN wake and other because of VCC1_RST * being asserted. Also, it should be fine to have the EC in hibernate when H1 * or servo wants to hold the EC in reset since VCC1 will be down and so entire * EC logic (except PSL) as well as AP will be in reset. */ GPIO(EC_RST_ODL, PIN(0, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH) /* * PCH_PROCHOT_ODL is primarily for monitoring the PROCHOT# signal which is * normally driven by the PMIC. The EC can also drive this signal in the event * that the ambient or charger temperature sensors exceeds their thresholds. */ GPIO(CPU_PROCHOT, PIN(3, 7), GPIO_INPUT | GPIO_SEL_1P8V) /* PCH_PROCHOT_ODL */ /* I2C pins - Alternate function below configures I2C module on these pins */ GPIO(I2C0_SCL, PIN(B, 5), GPIO_INPUT) /* EC_I2C_BATTERY_3V3_SCL */ GPIO(I2C0_SDA, PIN(B, 4), GPIO_INPUT) /* EC_I2C_BATTERY_3V3_SDA */ GPIO(I2C1_SCL, PIN(9, 0), GPIO_INPUT) /* EC_I2C_USB_C0_MUX_SCL */ GPIO(I2C1_SDA, PIN(8, 7), GPIO_INPUT) /* EC_I2C_USB_C0_MUX_SDA */ GPIO(I2C2_SCL, PIN(9, 2), GPIO_INPUT) /* EC_I2C_USB_C1_MUX_SCL */ GPIO(I2C2_SDA, PIN(9, 1), GPIO_INPUT) /* EC_I2C_USB_C1_MUX_SDA */ GPIO(I2C3_SCL, PIN(D, 1), GPIO_INPUT) /* EC_I2C_EEPROM_SCL */ GPIO(I2C3_SDA, PIN(D, 0), GPIO_INPUT) /* EC_I2C_EEPROM_SDA */ GPIO(I2C4_SCL, PIN(F, 3), GPIO_INPUT) /* EC_I2C_CHARGER_3V3_SCL */ GPIO(I2C4_SDA, PIN(F, 2), GPIO_INPUT) /* EC_I2C_CHARGER_3V3_SDA */ GPIO(I2C7_SCL, PIN(B, 3), GPIO_INPUT | GPIO_SEL_1P8V) /* EC_I2C_SENSOR_U_SCL */ GPIO(I2C7_SDA, PIN(B, 2), GPIO_INPUT | GPIO_SEL_1P8V) /* EC_I2C_SENSOR_U_SDA */ /* USB pins */ GPIO(EN_USB_A0_5V, PIN(6, 7), GPIO_OUT_LOW) /* Enable A0 5V Charging */ GPIO(EN_USB_A1_5V, PIN(9, 6), GPIO_OUT_LOW) /* Enable A1 5V Charging */ GPIO(USB_A0_CHARGE_EN_L, PIN(A, 2), GPIO_OUT_HIGH) /* Enable A0 1.5A Charging */ GPIO(USB_A1_CHARGE_EN_L, PIN(A, 0), GPIO_OUT_HIGH) /* Enable A1 1.5A Charging */ GPIO(USB_C0_PD_RST, PIN(8, 3), GPIO_OUT_LOW) /* C0 PD Reset */ GPIO(USB_C0_BC12_VBUS_ON, PIN(6, 3), GPIO_OUT_LOW) /* C0 BC1.2 Power */ GPIO(USB_C0_BC12_CHG_DET_L, PIN(9, 5), GPIO_INPUT) /* C0 BC1.2 Detect */ GPIO(USB_C0_HPD_1V8_ODL, PIN(C, 5), GPIO_INPUT | /* C0 DP Hotplug Detect */ GPIO_SEL_1P8V) GPIO(USB_C1_PD_RST_ODL, PIN(7, 0), GPIO_ODR_HIGH) /* C1 PD Reset */ GPIO(USB_C1_BC12_VBUS_ON, PIN(B, 1), GPIO_OUT_LOW) /* C1 BC1.2 Power */ GPIO(USB_C1_BC12_CHG_DET_L, PIN(E, 4), GPIO_INPUT) /* C1 BC1.2 Detect */ GPIO(USB_C1_HPD_1V8_ODL, PIN(C, 6), GPIO_INPUT | /* C1 DP Hotplug Detect */ GPIO_SEL_1P8V) /* LED */ GPIO(LED_AMBER_C0_L, PIN(C, 3), GPIO_OUT_HIGH) /* LED_1_L */ GPIO(LED_WHITE_C0_L, PIN(C, 4), GPIO_OUT_HIGH) /* LED_2_L */ GPIO(LED_AMBER_C1_L, PIN(0, 3), GPIO_OUT_HIGH) /* LED_4_L */ GPIO(LED_WHITE_C1_L, PIN(9, 7), GPIO_OUT_HIGH) /* LED_5_L */ GPIO(PWR_LED_WHITE_L, PIN(D, 7), GPIO_OUT_HIGH) /* LED_3_L */ /* Keyboard Backlight */ GPIO(KB_BL_PWR_EN, PIN(6, 2), GPIO_OUT_LOW) /* MKBP event synchronization */ GPIO(EC_INT_L, PIN(9, 4), GPIO_ODR_HIGH) /* EC_AP_INT_ODL */ /* Overcurrent event to host */ GPIO(USB_C_OC, PIN(3, 6), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* Strap pins */ GPIO(GPO66_NC, PIN(6, 6), GPIO_INPUT | GPIO_PULL_UP) /* GPO66_ARM_L_X86 */ GPIO(GPOB6_NC, PIN(B, 6), GPIO_INPUT | GPIO_PULL_UP) /* EC_GP_SEL_ODL */ /* Misc */ GPIO(CCD_MODE_EC_L, PIN(E, 3), GPIO_INPUT) GPIO(TRACKPAD_INT_1V8_ODL, PIN(9, 3), GPIO_INPUT) /* Unused pins */ GPIO(CHARGER_PMON, PIN(4, 2), GPIO_INPUT) GPIO(CHARGER_IADP, PIN(4, 3), GPIO_INPUT) GPIO(EC_GPIO57, PIN(5, 7), GPIO_INPUT | GPIO_PULL_UP) /* TP Only */ GPIO(EC_I2S_SFRM, PIN(A, 5), GPIO_INPUT | GPIO_SEL_1P8V) GPIO(EC_I2S_SCLK, PIN(A, 7), GPIO_INPUT | GPIO_SEL_1P8V) GPIO(EC_I2C_TX_PCH_RX, PIN(B, 0), GPIO_INPUT | GPIO_SEL_1P8V) /* Keyboard pins */ ALTERNATE(PIN_MASK(3, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_INPUT) /* KSI_00-01 */ ALTERNATE(PIN_MASK(2, 0xFC), 0, MODULE_KEYBOARD_SCAN, GPIO_INPUT) /* KSI_02-07 */ ALTERNATE(PIN_MASK(2, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO_00-01 */ 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 */ GPIO(KBD_KSO2, PIN(1, 7), GPIO_OUT_LOW) /* EC_KSO_02_INV */ /* Alternate functions GPIO definitions */ /* Cr50 requires no pull-ups on UART pins. */ ALTERNATE(PIN_MASK(6, 0x30), 0, MODULE_UART, 0) /* UART from EC to Servo */ ALTERNATE(PIN_MASK(B, 0x30), 0, MODULE_I2C, 0) /* I2C0 */ ALTERNATE(PIN_MASK(9, 0x07), 0, MODULE_I2C, 0) /* I2C1 SCL / I2C2 */ ALTERNATE(PIN_MASK(8, 0x80), 0, MODULE_I2C, 0) /* I2C1 SDA */ ALTERNATE(PIN_MASK(D, 0x03), 0, MODULE_I2C, 0) /* I2C3 */ ALTERNATE(PIN_MASK(F, 0x0C), 0, MODULE_I2C, 0) /* I2C4 */ ALTERNATE(PIN_MASK(B, 0x0C), 0, MODULE_I2C, (GPIO_INPUT | GPIO_SEL_1P8V)) /* 1.8V I2C7 */ ALTERNATE(PIN_MASK(4, 0x30), 0, MODULE_ADC, 0) /* ADC0-1 */ ALTERNATE(PIN_MASK(4, 0x02), 0, MODULE_ADC, 0) /* ADC4 */ ALTERNATE(PIN_MASK(F, 0x01), 0, MODULE_ADC, 0) /* ADC9 */ ALTERNATE(PIN_MASK(8, 0x01), 0, MODULE_PWM, 0) /* KB_BL_PWM */ /* Power Switch Logic (PSL) inputs */ ALTERNATE(PIN_MASK(D, 0x04), 0, MODULE_PMU, 0) /* GPIOD2 = LID_OPEN */ ALTERNATE(PIN_MASK(0, 0x07), 0, MODULE_PMU, 0) /* GPIO00 = ACOK_OD, GPIO01 = MECH_PWR_BTN_ODL GPIO02 = EC_RST_ODL */