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/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* 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 "mbed_assert.h"
#include "pinmap.h"
#include "mbed_error.h"
#include "fsl_clock_manager.h"
#include "fsl_port_hal.h"
void pin_function(PinName pin, int function) {
MBED_ASSERT(pin != (PinName)NC);
CLOCK_SYS_EnablePortClock(pin >> GPIO_PORT_SHIFT);
uint32_t port_addrs[] = PORT_BASE_ADDRS;
PORT_HAL_SetMuxMode(port_addrs[pin >> GPIO_PORT_SHIFT], pin & 0xFF, (port_mux_t)function);
}
void pin_mode(PinName pin, PinMode mode) {
MBED_ASSERT(pin != (PinName)NC);
uint32_t instance = pin >> GPIO_PORT_SHIFT;
uint32_t port_addrs[] = PORT_BASE_ADDRS;
uint32_t pinName = pin & 0xFF;
switch (mode) {
case PullNone:
PORT_HAL_SetPullCmd(port_addrs[instance], pinName, false);
PORT_HAL_SetPullMode(port_addrs[instance], pinName, kPortPullDown);
break;
case PullDown:
PORT_HAL_SetPullCmd(port_addrs[instance], pinName, true);
PORT_HAL_SetPullMode(port_addrs[instance], pinName, kPortPullDown);
break;
case PullUp:
PORT_HAL_SetPullCmd(port_addrs[instance], pinName, true);
PORT_HAL_SetPullMode(port_addrs[instance], pinName, kPortPullUp);
break;
default:
break;
}
}
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