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path: root/board/spring/gpio.inc
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/* -*- mode:c -*-
 *
 * Copyright (c) 2014 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.
 */

/* Inputs with interrupt handlers are first for efficiency */
/* Keyboard power button */
GPIO_INT(KB_PWR_ON_L,    PIN(B, 5),  GPIO_INT_BOTH,     power_signal_interrupt)
GPIO_INT(PP1800_LDO2,    PIN(A, 1),  GPIO_INT_BOTH,     power_signal_interrupt) /* LDO2 is ON (end of PMIC sequence) */
GPIO_INT(SOC1V8_XPSHOLD, PIN(A, 3),  GPIO_INT_BOTH,     power_signal_interrupt) /* App Processor ON  */
GPIO_INT(CHARGER_INT_L,  PIN(C, 4),  GPIO_INT_FALLING,  pmu_irq_handler)
GPIO_INT(LID_OPEN,       PIN(C, 13), GPIO_INT_BOTH,     lid_interrupt)          /* LID switch detection */
GPIO_INT(SUSPEND_L,      PIN(A, 7),  INT_BOTH_FLOATING, power_signal_interrupt) /* AP suspend/resume state */

/* Keyboard inputs */
GPIO_INT(KB_IN00,     PIN(C, 8),  GPIO_KB_INPUT,    keyboard_raw_gpio_interrupt)
GPIO_INT(KB_IN01,     PIN(C, 9),  GPIO_KB_INPUT,    keyboard_raw_gpio_interrupt)
GPIO_INT(KB_IN02,     PIN(C, 10), GPIO_KB_INPUT,    keyboard_raw_gpio_interrupt)
GPIO_INT(KB_IN03,     PIN(C, 11), GPIO_KB_INPUT,    keyboard_raw_gpio_interrupt)
GPIO_INT(KB_IN04,     PIN(C, 12), GPIO_KB_INPUT,    keyboard_raw_gpio_interrupt)
GPIO_INT(KB_IN05,     PIN(C, 14), GPIO_KB_INPUT,    keyboard_raw_gpio_interrupt)
GPIO_INT(KB_IN06,     PIN(C, 15), GPIO_KB_INPUT,    keyboard_raw_gpio_interrupt)
GPIO_INT(KB_IN07,     PIN(D, 2),  GPIO_KB_INPUT,    keyboard_raw_gpio_interrupt)
GPIO_INT(USB_CHG_INT, PIN(A, 6),  GPIO_INT_FALLING, extpower_interrupt)

/* Other inputs */
GPIO(BCHGR_VACG, PIN(A, 0),  GPIO_INT_BOTH) /* AC good on TPSChrome */
GPIO(WP_L,       PIN(A, 13), GPIO_INPUT)   /* Write protection pin (low active) */

/*
 * I2C pins should be configured as inputs until I2C module is
 * initialized. This will avoid driving the lines unintentionally.
 */
GPIO(I2C1_SCL, PIN(B, 6),  GPIO_INPUT)
GPIO(I2C1_SDA, PIN(B, 7),  GPIO_INPUT)
GPIO(I2C2_SCL, PIN(B, 10), GPIO_INPUT)
GPIO(I2C2_SDA, PIN(B, 11), GPIO_INPUT)

/* Outputs */
GPIO(EN_PP1350,   PIN(A, 14), GPIO_OUT_LOW)  /* DDR 1.35v rail enable */
GPIO(EN_PP5000,   PIN(A, 11), GPIO_OUT_LOW)  /* 5.0v rail enable */
GPIO(EN_PP3300,   PIN(A, 8),  GPIO_OUT_LOW)  /* 3.3v rail enable */
GPIO(PMIC_PWRON_L,PIN(A, 12), GPIO_OUT_HIGH) /* 5v rail ready */
GPIO(PMIC_RESET,  PIN(A, 15), GPIO_OUT_LOW)  /* Force hard reset of the pmic */
GPIO(ENTERING_RW, PIN(D, 0),  GPIO_OUT_LOW)  /* EC is R/W mode for the kbc mux */
GPIO(CHARGER_EN,  PIN(B, 2),  GPIO_OUT_LOW)
GPIO(EC_INT,      PIN(B, 9),  GPIO_ODR_HIGH)
GPIO(ID_MUX,      PIN(D, 1),  GPIO_OUT_LOW)
GPIO(KB_OUT00,    PIN(B, 0),  GPIO_KB_OUTPUT)
GPIO(KB_OUT01,    PIN(B, 8),  GPIO_KB_OUTPUT)
GPIO(KB_OUT02,    PIN(B, 12), GPIO_KB_OUTPUT)
GPIO(KB_OUT03,    PIN(B, 13), GPIO_KB_OUTPUT)
GPIO(KB_OUT04,    PIN(B, 14), GPIO_KB_OUTPUT)
GPIO(KB_OUT05,    PIN(B, 15), GPIO_KB_OUTPUT)
GPIO(KB_OUT06,    PIN(C, 0),  GPIO_KB_OUTPUT)
GPIO(KB_OUT07,    PIN(C, 1),  GPIO_KB_OUTPUT)
GPIO(KB_OUT08,    PIN(C, 2),  GPIO_KB_OUTPUT)
GPIO(KB_OUT09,    PIN(B, 1),  GPIO_KB_OUTPUT)
GPIO(KB_OUT10,    PIN(C, 5),  GPIO_KB_OUTPUT)
GPIO(KB_OUT11,    PIN(C, 6),  GPIO_KB_OUTPUT)
GPIO(KB_OUT12,    PIN(C, 7),  GPIO_KB_OUTPUT)
GPIO(BOOST_EN,    PIN(B, 3),  GPIO_OUT_HIGH)
GPIO(ILIM,        PIN(B, 4),  GPIO_OUT_LOW)