summaryrefslogtreecommitdiff
path: root/baseboard/nucleo-f412zg/base-gpio.inc
blob: 4ebd99f91f8a931334930f7cc2928a4733339ea3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
/*
 * Copyright 2019 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.
 */

/*
 * Note that these pins map to the Nucleo-F412ZG.
 */

/* Inputs and Interrupts */
GPIO_INT(SPI1_NSS,        PIN(A, 4),  GPIO_INPUT, spi_event)
GPIO_INT(BTN1,            PIN(C, 13), GPIO_INT_BOTH, button_event)
GPIO(WP,                  PIN(B, 8),  GPIO_INPUT) /* Not same as bloonchipper */

/* Outputs */
GPIO(EC_INT_L,            PIN(A, 1),  GPIO_OUT_HIGH)
GPIO(LED1,                PIN(B, 0),  GPIO_OUT_LOW) /* Green */
GPIO(LED2,                PIN(B, 7),  GPIO_OUT_LOW) /* Blue */
GPIO(LED3,                PIN(B, 14), GPIO_OUT_LOW) /* Red */

UNIMPLEMENTED(ENTERING_RW)

/* USART3: PD8/PD9 (TX/RX) */
ALTERNATE(PIN_MASK(D, 0x0300), GPIO_ALT_USART,  MODULE_UART, GPIO_PULL_UP)
/* SPI1 slave from the AP: PA4/5/6/7 (CS/CLK/MISO/MOSI) */
ALTERNATE(PIN_MASK(A, 0x00f0), GPIO_ALT_SPI, MODULE_SPI,  0)