105 lines
4.0 KiB
C
105 lines
4.0 KiB
C
/* -*- mode:c -*-
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*
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* Copyright 2018 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/*
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* Declare symbolic names for all the GPIOs that we care about.
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* Note: Those with interrupt handlers must be declared first.
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*/
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/* Interrupts */
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GPIO_INT(USB_C0_PD_INT_ODL, PIN(B, 1), GPIO_INT_FALLING | GPIO_PULL_UP,
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tcpc_alert_event)
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GPIO_INT(POWER_BUTTON_L, PIN(A, 0), GPIO_INT_BOTH | GPIO_PULL_UP,
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power_button_interrupt) /* EC_PWR_BTN_ODL */
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GPIO_INT(AP_IN_SLEEP_L, PIN(C, 12), GPIO_INT_BOTH | GPIO_PULL_DOWN,
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power_signal_interrupt)
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GPIO_INT(PMIC_EC_RESETB, PIN(B, 7), GPIO_INT_BOTH | GPIO_PULL_DOWN,
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power_signal_interrupt)
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GPIO_INT(WARM_RESET_REQ, PIN(A, 3), GPIO_INT_RISING | GPIO_PULL_DOWN,
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chipset_reset_request_interrupt)
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GPIO_INT_RW(ACCEL_INT_ODL, PIN(A, 4), GPIO_INT_FALLING | GPIO_SEL_1P8V | GPIO_PULL_UP,
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bmi160_interrupt)
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GPIO_INT_RO(EMMC_CMD, PIN(B, 15), GPIO_INT_FALLING,
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emmc_cmd_interrupt)
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GPIO_INT(SPI1_NSS, PIN(A, 15), GPIO_INT_BOTH,
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spi_event) /* SPI_AP_EC_CS_L */
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GPIO_INT(LID_OPEN, PIN(C, 5), GPIO_INT_BOTH,
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lid_interrupt)
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GPIO_INT(AC_PRESENT, PIN(A, 6), GPIO_INT_BOTH,
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extpower_interrupt) /* ACOK_OD */
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/* Unimplemented interrupts */
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GPIO(KB_INT_ODL, PIN(A, 8), GPIO_INPUT)
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GPIO(BC12_EC_INT_ODL, PIN(C, 9), GPIO_INPUT)
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GPIO(ALS_RGB_INT_ODL, PIN(C, 10), GPIO_INPUT)
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GPIO(TABLET_MODE_L, PIN(B, 11), GPIO_INPUT)
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GPIO(LID_ACCEL_INT_ODL, PIN(A, 14), GPIO_INPUT)
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/* Reset pins */
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GPIO(AP_SYS_RST_L, PIN(C, 11), GPIO_OUT_LOW)
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GPIO(PMIC_WATCHDOG_L, PIN(A, 2), GPIO_OUT_LOW)
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GPIO(PMIC_EN_ODL, PIN(F, 0), GPIO_ODR_HIGH)
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/*
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* I2C pins should be configured as inputs until I2C module is
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* initialized. This will avoid driving the lines unintentionally.
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*/
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GPIO(I2C1_SCL, PIN(B, 8), GPIO_INPUT)
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GPIO(I2C1_SDA, PIN(B, 9), GPIO_INPUT)
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GPIO(I2C2_SCL, PIN(A, 11), GPIO_INPUT)
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GPIO(I2C2_SDA, PIN(A, 12), GPIO_INPUT)
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/* Analog pins */
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GPIO(BOARD_ID, PIN(C, 0), GPIO_ANALOG)
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GPIO(EC_SKU_ID, PIN(B, 0), GPIO_ANALOG)
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/* Other input pins */
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GPIO(WP_L, PIN(C, 8), GPIO_INPUT) /* EC_FLASH_WP_ODL */
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GPIO(BOOT0, PIN(F, 11), GPIO_INPUT)
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GPIO(CCD_MODE_ODL, PIN(A, 1), GPIO_INPUT)
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/* Other output pins */
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GPIO(EC_BATT_PRES_ODL, PIN(A, 7), GPIO_INPUT)
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GPIO(AP_EC_WATCHDOG_L, PIN(D, 2), GPIO_ODR_HIGH)
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GPIO(EC_BL_EN_OD, PIN(A, 13), GPIO_ODR_HIGH)
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GPIO(EN_USBA_5V, PIN(C, 14), GPIO_OUT_LOW)
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GPIO(EC_SENSOR_SPI_MISO, PIN(C, 2), GPIO_INPUT)
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GPIO(EC_SENSOR_SPI_MOSI, PIN(C, 3), GPIO_OUT_LOW)
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GPIO(EC_SENSOR_SPI_NSS, PIN(B, 12), GPIO_OUT_LOW)
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GPIO(EC_SENSOR_SPI_CK, PIN(B, 10), GPIO_OUT_HIGH)
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GPIO(ENTERING_RW, PIN(C, 6), GPIO_ODR_HIGH) /* EC_ENTERING_RW_ODL */
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GPIO(EC_INT_L, PIN(C, 7), GPIO_ODR_HIGH) /* EC_AP_INT_ODL */
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GPIO(EC_BOARD_ID_EN_L, PIN(C, 15), GPIO_ODR_HIGH) /* EC_BOARD_ID_EN_ODL */
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GPIO(USB_C0_HPD_OD, PIN(F, 1), GPIO_ODR_LOW)
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GPIO(BOOTBLOCK_EN_L, PIN(C, 1), GPIO_ODR_HIGH)
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/*
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* TODO(b:138352732): On IT88801 expander, To be readded once IT8801 driver and
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* gpio expander framework has landed.
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*/
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UNIMPLEMENTED(EN_PP5000_USBC)
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UNIMPLEMENTED(PMIC_FORCE_RESET_ODL)
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UNIMPLEMENTED(EN_USBC_CHARGE_L)
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/* TODO(b:137939749): to be added in later versions */
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UNIMPLEMENTED(USB_C0_DISCHARGE)
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/* USART1: PA9/PA10 */
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ALTERNATE(PIN_MASK(A, 0x0600), 1, MODULE_UART, 0)
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/* I2C MASTER: PB8/9 */
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ALTERNATE(PIN_MASK(B, 0x0300), 1, MODULE_I2C, GPIO_ODR_HIGH )
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/* I2C MASTER: PA11/12 */
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ALTERNATE(PIN_MASK(A, 0x1800), 5, MODULE_I2C, GPIO_ODR_HIGH )
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/* SPI SLAVE: PB3/4/5 */
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ALTERNATE(PIN_MASK(B, 0x0038), 0, MODULE_SPI, 0)
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/* SPI SLAVE CS: PA15 */
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ALTERNATE(PIN_MASK(A, 0x8000), 0, MODULE_SPI, 0)
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#ifdef SECTION_IS_RO
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/* SPI SLAVE: PB13/14/15 */
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ALTERNATE(PIN_MASK(B, 0xE000), 0, MODULE_SPI_FLASH, 0)
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#endif
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