/*
 * Copyright (c) 2016 Brian Swetland
 *
 * Use of this source code is governed by a MIT-style
 * license that can be found in the LICENSE file or at
 * https://opensource.org/licenses/MIT
 */

#include <dev/gpio.h>

#include <driverlib/gpio.h>
#include <driverlib/ioc.h>

int gpio_config(unsigned nr, unsigned flags) {
    if (flags & GPIO_INPUT) {
        IOCPortConfigureSet(nr, IOC_PORT_GPIO, IOC_INPUT_ENABLE);
    } else {
        IOCPortConfigureSet(nr, IOC_PORT_GPIO, 0);
    }
    if (flags & GPIO_OUTPUT) {
        GPIO_setOutputEnableDio(nr, GPIO_OUTPUT_ENABLE);
    } else {
        GPIO_setOutputEnableDio(nr, GPIO_OUTPUT_DISABLE);
    }
    return 0;
}

void gpio_set(unsigned nr, unsigned on) {
    GPIO_writeDio(nr, on);
}

int gpio_get(unsigned nr) {
    return GPIO_readDio(nr);
}