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