| /* |
| * Copyright (c) 2018 Google LLC. |
| * |
| * 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(DT_ATMEL_SAM0_PINMUX_PINMUX_A_LABEL); |
| struct device *muxb = device_get_binding(DT_ATMEL_SAM0_PINMUX_PINMUX_B_LABEL); |
| |
| ARG_UNUSED(dev); |
| |
| #if DT_ATMEL_SAM0_UART_SERCOM_0_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 DT_ATMEL_SAM0_UART_SERCOM_5_BASE_ADDRESS |
| /* SERCOM5 on RX=PB23, TX=PB22 */ |
| pinmux_pin_set(muxb, 23, PINMUX_FUNC_D); |
| pinmux_pin_set(muxb, 22, 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_2_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_SPI_SERCOM_4_BASE_ADDRESS |
| /* SPI SERCOM4 on MISO=PA12/pad 0, MOSI=PB10/pad 2, SCK=PB11/pad 3 */ |
| pinmux_pin_set(muxa, 12, PINMUX_FUNC_D); |
| pinmux_pin_set(muxb, 10, PINMUX_FUNC_D); |
| pinmux_pin_set(muxb, 11, PINMUX_FUNC_D); |
| #endif |
| |
| #if DT_ATMEL_SAM0_SPI_SERCOM_0_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #endif |
| #if DT_ATMEL_SAM0_SPI_SERCOM_1_BASE_ADDRESS |
| #error Pin mapping is not configured |
| #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_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); |