46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
/*
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* Copyright (c) 2017 Jean-Paul Etienne <fractalclone@gmail.com>
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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 hifive1_revb_pinmux_init(const struct device *dev)
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{
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ARG_UNUSED(dev);
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const struct device *p = device_get_binding(CONFIG_PINMUX_SIFIVE_0_NAME);
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#ifdef CONFIG_UART_SIFIVE
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#ifdef CONFIG_UART_SIFIVE_PORT_0
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/* UART0 RX */
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pinmux_pin_set(p, 16, SIFIVE_PINMUX_IOF0);
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/* UART0 TX */
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pinmux_pin_set(p, 17, SIFIVE_PINMUX_IOF0);
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#endif /* CONFIG_UART_SIFIVE_PORT_0 */
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#endif /* CONFIG_UART_SIFIVE */
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#ifdef CONFIG_SPI_SIFIVE
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/* SPI1 */
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pinmux_pin_set(p, 2, SIFIVE_PINMUX_IOF0); /* SS0 */
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pinmux_pin_set(p, 3, SIFIVE_PINMUX_IOF0); /* MOSI */
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pinmux_pin_set(p, 4, SIFIVE_PINMUX_IOF0); /* MISO */
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pinmux_pin_set(p, 5, SIFIVE_PINMUX_IOF0); /* SCK */
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pinmux_pin_set(p, 9, SIFIVE_PINMUX_IOF0); /* SS2 */
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pinmux_pin_set(p, 10, SIFIVE_PINMUX_IOF0); /* SS3 */
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#endif /* CONFIG_SPI_SIFIVE */
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#ifdef CONFIG_I2C_SIFIVE
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/* I2C 0 */
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pinmux_pin_set(p, 12, SIFIVE_PINMUX_IOF0);
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pinmux_pin_set(p, 13, SIFIVE_PINMUX_IOF0);
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#endif /* CONFIG_I2C_SIFIVE */
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return 0;
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}
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SYS_INIT(hifive1_revb_pinmux_init, PRE_KERNEL_1, CONFIG_PINMUX_INIT_PRIORITY);
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