zephyr/boards/arm/hexiwear_k64/pinmux.c

/*
 * Copyright (c) 2016 Freescale Semiconductor, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <init.h>
#include <pinmux.h>
#include <fsl_port.h>

static int hexiwear_k64_pinmux_init(struct device *dev)
{
	ARG_UNUSED(dev);

#ifdef CONFIG_PINMUX_MCUX_PORTA
	struct device *porta =
		device_get_binding(CONFIG_PINMUX_MCUX_PORTA_NAME);
#endif
#ifdef CONFIG_PINMUX_MCUX_PORTB
	struct device *portb =
		device_get_binding(CONFIG_PINMUX_MCUX_PORTB_NAME);
#endif
#ifdef CONFIG_PINMUX_MCUX_PORTC
	struct device *portc =
		device_get_binding(CONFIG_PINMUX_MCUX_PORTC_NAME);
#endif
#ifdef CONFIG_PINMUX_MCUX_PORTD
	struct device *portd =
		device_get_binding(CONFIG_PINMUX_MCUX_PORTD_NAME);
#endif
#ifdef CONFIG_PINMUX_MCUX_PORTE
	struct device *porte =
		device_get_binding(CONFIG_PINMUX_MCUX_PORTE_NAME);
#endif

	/* Red, green, blue LEDs */
	pinmux_pin_set(portc,  8, PORT_PCR_MUX(kPORT_MuxAsGpio));
	pinmux_pin_set(portc,  9, PORT_PCR_MUX(kPORT_MuxAsGpio));
	pinmux_pin_set(portd,  0, PORT_PCR_MUX(kPORT_MuxAsGpio));

#if CONFIG_I2C_1
	/* I2C1 SCL, SDA - accel/mag, gyro, pressure */
	pinmux_pin_set(portc, 10, PORT_PCR_MUX(kPORT_MuxAlt2)
					| PORT_PCR_ODE_MASK);
	pinmux_pin_set(portc, 11, PORT_PCR_MUX(kPORT_MuxAlt2)
					| PORT_PCR_ODE_MASK);
#endif
	/* FXOS8700 INT1 */
	pinmux_pin_set(portc,  1, PORT_PCR_MUX(kPORT_MuxAsGpio));

#ifdef CONFIG_UART_K20_PORT_0
	/* UART0 RX, TX */
	pinmux_pin_set(portb, 16, PORT_PCR_MUX(kPORT_MuxAlt3));
	pinmux_pin_set(portb, 17, PORT_PCR_MUX(kPORT_MuxAlt3));
#endif

#ifdef CONFIG_UART_K20_PORT_4
	/* UART4 RX, TX - BLE */
	pinmux_pin_set(porte, 24, PORT_PCR_MUX(kPORT_MuxAlt3));
	pinmux_pin_set(porte, 25, PORT_PCR_MUX(kPORT_MuxAlt3));
#endif

	return 0;
}

SYS_INIT(hexiwear_k64_pinmux_init, PRE_KERNEL_1, CONFIG_PINMUX_INIT_PRIORITY);