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/* -*- mode:c -*-
*
* Copyright 2015 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. */
/* TCPC alert / interrupt inputs */
GPIO_INT(TCPC1_INT, PIN(A, 0), GPIO_INT_FALLING | GPIO_PULL_UP, tcpc_alert_event)
GPIO_INT(TCPC2_INT, PIN(C, 13), GPIO_INT_FALLING | GPIO_PULL_UP, tcpc_alert_event)
/* ADCs */
GPIO(VBIAS, PIN(A, 4), GPIO_ANALOG)
GPIO(VOUT_1, PIN(A, 5), GPIO_ANALOG)
GPIO(VOUT_2, PIN(A, 6), GPIO_ANALOG)
/* Test points */
GPIO(TP1, PIN(B, 0), GPIO_OUT_LOW)
GPIO(TP2, PIN(B, 1), GPIO_OUT_LOW)
/*
* 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_PULL_UP)
GPIO(I2C1_SDA, PIN(B, 7), GPIO_INPUT | GPIO_PULL_UP)
GPIO(I2C2_SCL, PIN(A, 11), GPIO_INPUT | GPIO_PULL_UP)
GPIO(I2C2_SDA, PIN(A, 12), GPIO_INPUT | GPIO_PULL_UP)
/* Original I2C2 pins (invalid pin mux) on P0.9 boards */
GPIO(GPIO_PB11, PIN(B, 11), GPIO_INPUT)
GPIO(GPIO_PB12, PIN(B, 12), GPIO_INPUT)
/* Unimplemented signals which we need to emulate for now */
UNIMPLEMENTED(ENTERING_RW)
UNIMPLEMENTED(WP_L)
/* Alternate functions */
#if 0
/* UART pins */
GPIO(EC_UART_TX, PIN(A, 9), GPIO_OUT_LOW)
GPIO(EC_UART_RX, PIN(A, 10), GPIO_INPUT)
#endif
/* PB6 / PB7 I2C1_SCL / I2C1_SDA */
ALTERNATE(PIN_MASK(B, 0x00C0), 1, MODULE_I2C, GPIO_PULL_UP)
/* PA11 / PA12 I2C2_SCL / I2C2_SDA */
ALTERNATE(PIN_MASK(A, 0x1800), 5, MODULE_I2C, GPIO_PULL_UP)
/* PA2 / PA9 / PA10: USART1 */
ALTERNATE(PIN_MASK(A, 0x0600), 1, MODULE_UART, 0)
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