86 lines
2.6 KiB
C
86 lines
2.6 KiB
C
/*
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* Copyright (c) 2018 Google LLC.
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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 <drivers/pinmux.h>
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#include <soc.h>
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static int board_pinmux_init(const struct device *dev)
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{
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const struct device *muxa = DEVICE_DT_GET(DT_NODELABEL(pinmux_a));
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__ASSERT_NO_MSG(device_is_ready(muxa));
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ARG_UNUSED(dev);
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(0, atmel_sam0_uart) && CONFIG_UART_SAM0)
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/* SERCOM0 on RX=PA7/pad 3, TX=PA6/pad 2 */
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pinmux_pin_set(muxa, 7, PINMUX_FUNC_D);
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pinmux_pin_set(muxa, 6, PINMUX_FUNC_D);
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(2, atmel_sam0_uart) && CONFIG_UART_SAM0)
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/* SERCOM2 on RX=PA9/pad 1, TX=PA8/pad 0 */
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pinmux_pin_set(muxa, 9, PINMUX_FUNC_D);
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pinmux_pin_set(muxa, 8, PINMUX_FUNC_D);
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(1, atmel_sam0_uart) && CONFIG_UART_SAM0)
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#warning Pin mapping may not be configured
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(3, atmel_sam0_uart) && CONFIG_UART_SAM0)
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#warning Pin mapping may not be configured
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(4, atmel_sam0_uart) && CONFIG_UART_SAM0)
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#warning Pin mapping may not be configured
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(5, atmel_sam0_uart) && CONFIG_UART_SAM0)
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#warning Pin mapping may not be configured
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(0, atmel_sam0_spi) && CONFIG_SPI_SAM0)
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/* SPI SERCOM0 on MISO=PA9/pad 1, MOSI=PA6/pad 2, SCK=PA7/pad 3 */
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pinmux_pin_set(muxa, 9, PINMUX_FUNC_D);
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pinmux_pin_set(muxa, 6, PINMUX_FUNC_D);
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pinmux_pin_set(muxa, 7, PINMUX_FUNC_D);
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(1, atmel_sam0_spi) && CONFIG_SPI_SAM0)
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/* SPI SERCOM1 on MOSI=PA0/pad 0, SCK=PA1/pad 1 */
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pinmux_pin_set(muxa, 0, PINMUX_FUNC_D);
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pinmux_pin_set(muxa, 1, PINMUX_FUNC_D);
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(2, atmel_sam0_spi) && CONFIG_SPI_SAM0)
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#warning Pin mapping may not be configured
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(3, atmel_sam0_spi) && CONFIG_SPI_SAM0)
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#warning Pin mapping may not be configured
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(4, atmel_sam0_spi) && CONFIG_SPI_SAM0)
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#warning Pin mapping may not be configured
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#endif
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#if (ATMEL_SAM0_DT_SERCOM_CHECK(5, atmel_sam0_spi) && CONFIG_SPI_SAM0)
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#warning Pin mapping may not be configured
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#endif
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#if ATMEL_SAM0_DT_TCC_CHECK(0, atmel_sam0_tcc_pwm) && \
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defined(CONFIG_PWM_SAM0_TCC)
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/* LED0 on PA10/TCC0/WO[2] */
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pinmux_pin_set(muxa, 10, PINMUX_FUNC_F);
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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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