blob: 6e36f159fc63f89d9646ec360a41f7cb6fafaf98 [file] [log] [blame]
/*
* 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(struct device *dev)
{
ARG_UNUSED(dev);
struct device *p = device_get_binding(CONFIG_PINMUX_SIFIVE_0_NAME);
/* 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);