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/* * Copyright (c) 2017 Jean-Paul Etienne <fractalclone@gmail.com> * * SPDX-License-Identifier: Apache-2.0 */ #include <init.h> #include <drivers/pinmux.h> #include <soc.h> static int hifive1_pinmux_init(const struct device *dev) { ARG_UNUSED(dev); const struct device *p = DEVICE_DT_GET(DT_NODELABEL(pinctrl)); __ASSERT_NO_MSG(device_is_ready(p)); /* UART0 RX */ pinmux_pin_set(p, 16, SIFIVE_PINMUX_IOF0); /* UART0 TX */ pinmux_pin_set(p, 17, SIFIVE_PINMUX_IOF0); /* SPI1 */ pinmux_pin_set(p, 2, SIFIVE_PINMUX_IOF0); /* CS0 */ pinmux_pin_set(p, 3, SIFIVE_PINMUX_IOF0); /* MOSI */ pinmux_pin_set(p, 4, SIFIVE_PINMUX_IOF0); /* MISO */ pinmux_pin_set(p, 5, SIFIVE_PINMUX_IOF0); /* SCK */ pinmux_pin_set(p, 9, SIFIVE_PINMUX_IOF0); /* CS2 */ pinmux_pin_set(p, 10, SIFIVE_PINMUX_IOF0); /* CS3 */ #if defined(CONFIG_PWM) /* PWM 0 is not enabled because it conflicts with SPI 1 */ /* PWM 1 */ /* PWM1_0 is not enabled because the driver cannot use it */ pinmux_pin_set(p, 19, SIFIVE_PINMUX_IOF1); /* PWM1_1 */ pinmux_pin_set(p, 21, SIFIVE_PINMUX_IOF1); /* PWM1_2 */ pinmux_pin_set(p, 22, SIFIVE_PINMUX_IOF1); /* PWM1_3 */ /* PWM 2 */ /* PWM2_0 is not enabled because the driver cannot use it */ pinmux_pin_set(p, 11, SIFIVE_PINMUX_IOF1); /* PWM2_1 */ pinmux_pin_set(p, 12, SIFIVE_PINMUX_IOF1); /* PWM2_2 */ pinmux_pin_set(p, 13, SIFIVE_PINMUX_IOF1); /* PWM2_3 */ #endif /* CONFIG_PWM */ return 0; } SYS_INIT(hifive1_pinmux_init, PRE_KERNEL_1, CONFIG_PINMUX_INIT_PRIORITY); |