| /* -*- mode:c -*- |
| * |
| * Copyright (c) 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. */ |
| |
| GPIO_INT(USER_BUTTON, PIN(A, 0), GPIO_INT_FALLING, button_event) |
| GPIO_INT(PD_MCU_INT, PIN(A, 1), GPIO_INT_FALLING, alert_event) |
| |
| /* Outputs */ |
| GPIO(LED_U, PIN(C, 6), GPIO_OUT_LOW) |
| GPIO(LED_D, PIN(C, 7), GPIO_OUT_LOW) |
| GPIO(LED_L, PIN(C, 8), GPIO_OUT_LOW) |
| GPIO(LED_R, PIN(C, 9), GPIO_OUT_LOW) |
| |
| /* |
| * I2C pins should be configured as inputs until I2C module is |
| * initialized. This will avoid driving the lines unintentionally. |
| */ |
| GPIO(I2C0_SCL, PIN(B, 6), GPIO_INPUT) |
| GPIO(I2C0_SDA, PIN(B, 7), GPIO_INPUT) |
| |
| /* Unimplemented signals which we need to emulate for now */ |
| UNIMPLEMENTED(ENTERING_RW) |
| UNIMPLEMENTED(WP_L) |
| |
| ALTERNATE(PIN_MASK(A, 0x0600), 1, MODULE_USART, 0) /* USART1: PA09/PA10 */ |
| ALTERNATE(PIN_MASK(A, 0xC000), 1, MODULE_UART, 0) /* USART2: PA14/PA15 */ |
| ALTERNATE(PIN_MASK(B, 0x00c0), 1, MODULE_I2C, 0) /* I2C MASTER:PB6/7 */ |