| /* |
| * Copyright (c) 2018 Google LLC. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <init.h> |
| #include <drivers/pinmux.h> |
| |
| static int board_pinmux_init(struct device *dev) |
| { |
| struct device *muxa = device_get_binding(DT_ATMEL_SAM0_PINMUX_PINMUX_A_LABEL); |
| |
| ARG_UNUSED(dev); |
| |
| #if DT_ATMEL_SAM0_UART_SERCOM_0_BASE_ADDRESS |
| /* SERCOM0 on RX=PA7/pad 3, TX=PA6/pad 2 */ |
| pinmux_pin_set(muxa, 7, PINMUX_FUNC_D); |
| pinmux_pin_set(muxa, 6, PINMUX_FUNC_D); |
| #endif |
| |
| #if DT_ATMEL_SAM0_UART_SERCOM_2_BASE_ADDRESS |
| /* SERCOM2 on RX=PA9/pad 1, TX=PA8/pad 0 */ |
| pinmux_pin_set(muxa, 9, PINMUX_FUNC_D); |
| pinmux_pin_set(muxa, 8, PINMUX_FUNC_D); |
| #endif |
| |
| #if DT_ATMEL_SAM0_UART_SERCOM_1_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #endif |
| #if DT_ATMEL_SAM0_UART_SERCOM_3_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #endif |
| #if DT_ATMEL_SAM0_UART_SERCOM_4_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #endif |
| #if DT_ATMEL_SAM0_UART_SERCOM_5_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #endif |
| |
| #if DT_ATMEL_SAM0_SPI_SERCOM_0_BASE_ADDRESS |
| /* SPI SERCOM0 on MISO=PA9/pad 1, MOSI=PA6/pad 2, SCK=PA7/pad 3 */ |
| pinmux_pin_set(muxa, 9, PINMUX_FUNC_D); |
| pinmux_pin_set(muxa, 6, PINMUX_FUNC_D); |
| pinmux_pin_set(muxa, 7, PINMUX_FUNC_D); |
| #endif |
| |
| #if DT_ATMEL_SAM0_SPI_SERCOM_1_BASE_ADDRESS |
| /* SPI SERCOM1 on MOSI=PA0/pad 0, SCK=PA1/pad 1 */ |
| pinmux_pin_set(muxa, 0, PINMUX_FUNC_D); |
| pinmux_pin_set(muxa, 1, PINMUX_FUNC_D); |
| #endif |
| |
| #if DT_ATMEL_SAM0_SPI_SERCOM_2_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #endif |
| #if DT_ATMEL_SAM0_SPI_SERCOM_3_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #endif |
| #if DT_ATMEL_SAM0_SPI_SERCOM_4_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #endif |
| #if DT_ATMEL_SAM0_SPI_SERCOM_5_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #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); |