/* -*- mode:c -*- * * 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. */ /* 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(POWER_BUTTON_L, PIN(E, 4), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, power_button_interrupt) /* H1_EC_PWR_BTN_ODL */ GPIO_INT(LID_OPEN, PIN(E, 2), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, lid_interrupt) GPIO_INT(TABLET_MODE_L, PIN(J, 7), GPIO_INT_BOTH, gmr_tablet_switch_isr) /* Power sequencing interrupts */ GPIO_INT(AP_EC_WARM_RST_REQ, PIN(D, 3), GPIO_INT_RISING | GPIO_SEL_1P8V, chipset_reset_request_interrupt) GPIO_INT(AP_EC_SHUTDOWN_REQ_L, PIN(F, 2), GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V, chipset_reset_request_interrupt) GPIO_INT(AP_EC_WATCHDOG_L, PIN(C, 7), GPIO_INT_BOTH | GPIO_SEL_1P8V, power_signal_interrupt) GPIO_INT(PG_S5_PWR_OD, PIN(A, 6), GPIO_INT_BOTH, power_signal_interrupt) GPIO_INT(PG_VDD1_VDD2_OD, PIN(M, 6), GPIO_INT_BOTH | GPIO_SEL_1P8V, power_signal_interrupt) GPIO_INT(PG_VDD_MEDIA_ML_OD, PIN(J, 3), GPIO_INT_BOTH, power_signal_interrupt) GPIO_INT(PG_VDD_SOC_OD, PIN(J, 4), GPIO_INT_BOTH, power_signal_interrupt) GPIO_INT(PG_VDD_DDR_OD, PIN(J, 5), GPIO_INT_BOTH, power_signal_interrupt) /* Sensor Interrupts */ GPIO_INT(BASE_IMU_INT_L, PIN(M, 2), GPIO_INT_FALLING | GPIO_SEL_1P8V, bmi160_interrupt) /* USB-C interrupts */ GPIO_INT(USB_C0_FAULT_ODL, PIN(D, 1), GPIO_INT_BOTH, ppc_interrupt) GPIO_INT(USB_C1_FAULT_ODL, PIN(B, 2), GPIO_INT_BOTH, ppc_interrupt) /* Volume button interrupts */ GPIO_INT(EC_VOLUP_BTN_ODL, PIN(D, 5), GPIO_INT_BOTH, button_interrupt) GPIO_INT(EC_VOLDN_BTN_ODL, PIN(H, 6), GPIO_INT_BOTH, button_interrupt) /* Other interrupts */ GPIO_INT(ACOK_OD, PIN(E, 5), GPIO_INT_BOTH | GPIO_HIB_WAKE_HIGH, extpower_interrupt) /* AC_OK / AC_PRESENT in rev1+ */ GPIO_INT(UART1_RX, PIN(B, 0), GPIO_INT_FALLING, uart_deepsleep_interrupt) /* UART_DEBUG_TX_EC_RX */ GPIO_INT(WP, PIN(I, 4), GPIO_INT_BOTH | GPIO_SEL_1P8V, switch_interrupt) /* EC_FLASH_WP_OD */ GPIO_INT(SPI0_CS, PIN(M, 5), GPIO_INT_FALLING, spi_event) /* SPI slave Chip Select -- AP_SPI_EC_CS_L */ /* Power Sequencing Signals */ GPIO(EN_PP1800_S5, PIN(H, 0), GPIO_OUT_LOW) GPIO(EN_PP5000_S5, PIN(C, 6), GPIO_OUT_HIGH) /* default high for PPC init on start up. */ GPIO(EN_VDD_SOC, PIN(E, 1), GPIO_OUT_LOW) GPIO(EN_VDD_MEDIA_ML, PIN(F, 1), GPIO_OUT_LOW) GPIO(SYS_RST_ODL, PIN(B, 6), GPIO_ODR_LOW) GPIO(EC_BL_EN_OD, PIN(B, 5), GPIO_ODR_LOW | GPIO_SEL_1P8V) GPIO(EN_VDDQ_VR_D, PIN(M, 3), GPIO_OUT_LOW) GPIO(EN_PP1820A_IO_X, PIN(D, 4), GPIO_OUT_LOW) GPIO(EN_PP1800_VDD33_PMC_X, PIN(D, 0), GPIO_OUT_LOW) GPIO(EN_PP0800_VDD_PMC_X, PIN(D, 2), GPIO_OUT_LOW) GPIO(EN_VDD1_VDD2_VR, PIN(A, 7), GPIO_OUT_LOW) GPIO(EN_PP3300A_IO_X, PIN(D, 7), GPIO_OUT_LOW) GPIO(EN_VDD_DDR, PIN(I, 0), GPIO_OUT_LOW) GPIO(EN_VDD_CPU, PIN(F, 3), GPIO_OUT_LOW) GPIO(EN_PP1800_S3, PIN(G, 2), GPIO_OUT_LOW) GPIO(EN_PP3300_S3, PIN(G, 3), GPIO_OUT_LOW) GPIO(EN_VDD_GPU, PIN(G, 1), GPIO_OUT_LOW) GPIO(EN_PP1800_VDDIO_PMC_X, PIN(B, 7), GPIO_OUT_LOW) /* MKBP event synchronization */ GPIO(EC_INT_L, PIN(E, 6), GPIO_ODR_HIGH | GPIO_SEL_1P8V) /* EC_AP_INT_ODL */ /* USB and USBC Signals */ GPIO(USB_C1_HPD_3V3, PIN(J, 0), GPIO_OUT_LOW) GPIO(USB_C0_HPD_3V3, PIN(J, 1), GPIO_OUT_LOW) GPIO(USB_C1_HPD_IN, PIN(J, 2), GPIO_OUT_LOW) GPIO(EN_USB_C1_MUX_PWR, PIN(F, 0), GPIO_OUT_LOW) GPIO(USB_C0_SBU1_DC, PIN(H, 4), GPIO_OUT_LOW) GPIO(USB_C0_SBU2_DC, PIN(H, 5), GPIO_OUT_LOW) /* Misc Signals */ GPIO(EC_BATT_PRES_ODL, PIN(C, 0), GPIO_INPUT) GPIO(ENTERING_RW, PIN(C, 5), GPIO_OUT_LOW) /* EC_ENTERING_RW */ GPIO(EN_EC_ID_ODL, PIN(C, 3), GPIO_OUT_LOW) GPIO(EN_PP5000_FAN_X, PIN(E, 3), GPIO_OUT_LOW) GPIO(EN_PPVAR_KB_BL_X, PIN(H, 3), GPIO_OUT_LOW) /* I2C pins - Alternate function below configures I2C module on these pins */ GPIO(I2C_A_SCL, PIN(B, 3), GPIO_INPUT) /* I2C_CHG_BATT_SCL */ GPIO(I2C_A_SDA, PIN(B, 4), GPIO_INPUT) /* I2C_CHG_BATT_SDA */ GPIO(I2C_B_SCL, PIN(C, 1), GPIO_INPUT | GPIO_SEL_1P8V) /* I2C_SENSOR_SCL */ GPIO(I2C_B_SDA, PIN(C, 2), GPIO_INPUT | GPIO_SEL_1P8V) /* I2C_SENSOR_SDA */ GPIO(I2C_C_SCL, PIN(F, 6), GPIO_INPUT) /* I2C_USB_C0_SCL */ GPIO(I2C_C_SDA, PIN(F, 7), GPIO_INPUT) /* I2C_USB_C0_SCL */ GPIO(I2C_E_SCL, PIN(E, 0), GPIO_INPUT) /* I2C_USB_C1_SCL */ GPIO(I2C_E_SDA, PIN(E, 7), GPIO_INPUT) /* I2C_USB_C1_SDA */ /* SPI pins - Alternate function below configures SPI module on these pins */ /* NC / TP */ /* Keyboard pins */ /* CLOCK */ GPIO(CLK_32_EC, PIN(J, 6), GPIO_INPUT) /* Alternate functions GPIO definitions */ ALTERNATE(PIN_MASK(B, 0x18), 1, MODULE_I2C, 0) /* I2C A */ ALTERNATE(PIN_MASK(C, 0x06), 1, MODULE_I2C, GPIO_SEL_1P8V) /* I2C B */ ALTERNATE(PIN_MASK(F, 0xC0), 1, MODULE_I2C, 0) /* I2C C */ ALTERNATE(PIN_MASK(E, 0x81), 1, MODULE_I2C, 0) /* I2C E */ /* UART */ ALTERNATE(PIN_MASK(B, 0x03), 1, MODULE_UART, 0) /* EC to Servo */ /* PWM */ ALTERNATE(PIN_MASK(A, 0x0F), 1, MODULE_PWM, 0) /* PWM 0~3 */ ALTERNATE(PIN_MASK(D, 0x40), 3, MODULE_PWM, GPIO_PULL_UP) /* TACH0A for FAN1 */ /* ADC */ ALTERNATE(PIN_MASK(I, 0x2E), 0, MODULE_ADC, 0) /* ADC 1,2,3,5 */ /* SPI */ ALTERNATE(PIN_MASK(M, 0x33), 0, MODULE_SPI, 0) /* SPI */ /* unused, configure as input pin */ GPIO(LID_ACCEL_INT_L, PIN(G, 0), GPIO_INPUT | GPIO_SEL_1P8V) /* *_ODL pin has external pullup so don't pull it down. */ /* reserved for future use */ GPIO(CCD_MODE_ODL, PIN(C, 4), GPIO_INPUT) /* * ADC pins don't have internal pull-down capability, * so we set them as output low. */ GPIO(NC_GPI7, PIN(I, 7), GPIO_OUT_LOW) /* NC pins, enable internal pull-up/down to avoid floating state. */ GPIO(SPI_CLK_GPG6, PIN(G, 6), GPIO_INPUT | GPIO_PULL_UP) /* * These 3 pins don't have internal pull-down capability, * so we set them as output low. */ GPIO(SPI_MOSI_GPG4, PIN(G, 4), GPIO_OUT_LOW) GPIO(SPI_MISO_GPG5, PIN(G, 5), GPIO_OUT_LOW) GPIO(SPI_CS_GPG7, PIN(G, 7), GPIO_OUT_LOW)