mbed library sources
Dependents: frdm_kl05z_gpio_test
Fork of mbed-src by
targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_K64F/gpio_api.c
- Committer:
- mbed_official
- Date:
- 2014-06-11
- Revision:
- 227:7bd0639b8911
- Parent:
- 149:1fb5f62b92bd
File content as of revision 227:7bd0639b8911:
/* 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 "gpio_api.h" #include "pinmap.h" #include "fsl_port_hal.h" #include "fsl_gpio_hal.h" #include "fsl_sim_hal.h" uint32_t gpio_set(PinName pin) { MBED_ASSERT(pin != (PinName)NC); uint32_t pin_num = pin & 0xFF; pin_function(pin, (int)kPortMuxAsGpio); return 1 << pin_num; } void gpio_init(gpio_t *obj, PinName pin) { obj->pinName = pin; if (pin == (PinName)NC) return; uint32_t port = pin >> GPIO_PORT_SHIFT; uint32_t pin_num = pin & 0xFF; clock_hal_set_gate(kSimClockModulePORT, port, true); port_hal_mux_control(port, pin_num, kPortMuxAsGpio); } void gpio_mode(gpio_t *obj, PinMode mode) { pin_mode(obj->pinName, mode); } void gpio_dir(gpio_t *obj, PinDirection direction) { MBED_ASSERT(obj->pinName != (PinName)NC); uint32_t port = obj->pinName >> GPIO_PORT_SHIFT; uint32_t pin_num = obj->pinName & 0xFF; switch (direction) { case PIN_INPUT: gpio_hal_set_pin_direction(port, pin_num, kGpioDigitalInput); break; case PIN_OUTPUT: gpio_hal_set_pin_direction(port, pin_num, kGpioDigitalOutput); break; } }