73 lines
2.0 KiB
C
73 lines
2.0 KiB
C
|
/*
|
||
|
|
* Copyright (c) 2018 Bryan O'Donoghue
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <init.h>
|
||
|
|
#include <pinmux.h>
|
||
|
|
|
||
|
|
static int board_pinmux_init(struct device *dev)
|
||
|
|
{
|
||
|
|
struct device *muxa = device_get_binding(CONFIG_PINMUX_SAM0_A_LABEL);
|
||
|
|
struct device *muxb = device_get_binding(CONFIG_PINMUX_SAM0_B_LABEL);
|
||
|
|
|
||
|
|
ARG_UNUSED(dev);
|
||
|
|
|
||
|
|
#if CONFIG_UART_SAM0_SERCOM0_BASE_ADDRESS
|
||
|
|
/* SERCOM0 on RX=PA11, TX=PA10 */
|
||
|
|
pinmux_pin_set(muxa, 11, PINMUX_FUNC_C);
|
||
|
|
pinmux_pin_set(muxa, 10, PINMUX_FUNC_C);
|
||
|
|
#endif
|
||
|
|
#if CONFIG_UART_SAM0_SERCOM1_BASE_ADDRESS
|
||
|
|
/* SERCOM3 ON RX=PA19, TX=PA16 */
|
||
|
|
pinmux_pin_set(muxa, 19, PINMUX_FUNC_C);
|
||
|
|
pinmux_pin_set(muxa, 16, PINMUX_FUNC_C);
|
||
|
|
#endif
|
||
|
|
#if CONFIG_UART_SAM0_SERCOM2_BASE_ADDRESS
|
||
|
|
#error Pin mapping is not configured
|
||
|
|
#endif
|
||
|
|
#if CONFIG_UART_SAM0_SERCOM3_BASE_ADDRESS
|
||
|
|
/* SERCOM3 ON RX=PA23, TX=PA22 */
|
||
|
|
pinmux_pin_set(muxa, 23, PINMUX_FUNC_C);
|
||
|
|
pinmux_pin_set(muxa, 22, PINMUX_FUNC_C);
|
||
|
|
#endif
|
||
|
|
#if CONFIG_UART_SAM0_SERCOM4_BASE_ADDRESS
|
||
|
|
#error Pin mapping is not configured
|
||
|
|
#endif
|
||
|
|
#if CONFIG_UART_SAM0_SERCOM5_BASE_ADDRESS
|
||
|
|
#error Pin mapping is not configured
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if CONFIG_SPI_SAM0_SERCOM0_BASE_ADDRESS
|
||
|
|
#error Pin mapping is not configured
|
||
|
|
#endif
|
||
|
|
#if CONFIG_SPI_SAM0_SERCOM1_BASE_ADDRESS
|
||
|
|
#error Pin mapping is not configured
|
||
|
|
#endif
|
||
|
|
#if CONFIG_SPI_SAM0_SERCOM2_BASE_ADDRESS
|
||
|
|
#error Pin mapping is not configured
|
||
|
|
#endif
|
||
|
|
#if CONFIG_SPI_SAM0_SERCOM3_BASE_ADDRESS
|
||
|
|
#error Pin mapping is not configured
|
||
|
|
#endif
|
||
|
|
#if CONFIG_SPI_SAM0_SERCOM4_BASE_ADDRESS
|
||
|
|
#error Pin mapping is not configured
|
||
|
|
#endif
|
||
|
|
#if CONFIG_SPI_SAM0_SERCOM5_BASE_ADDRESS
|
||
|
|
/* SPI SERCOM5 on MISO=PB16/pad 0, MOSI=PB22/pad 2, SCK=PB23/pad 3 */
|
||
|
|
pinmux_pin_set(muxb, 16, PINMUX_FUNC_C);
|
||
|
|
pinmux_pin_set(muxb, 22, PINMUX_FUNC_D);
|
||
|
|
pinmux_pin_set(muxb, 23, PINMUX_FUNC_D);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef CONFIG_USB_DC_SAM0
|
||
|
|
/* USB DP on PA25, USB DM on PA24 */
|
||
|
|
pinmux_pin_set(muxa, 25, PINMUX_FUNC_G);
|
||
|
|
pinmux_pin_set(muxa, 24, PINMUX_FUNC_G);
|
||
|
|
#endif
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
SYS_INIT(board_pinmux_init, PRE_KERNEL_1, CONFIG_PINMUX_INIT_PRIORITY);
|