shao ziyang / mbed-src-kl05

mbed library sources

Dependents:   frdm_kl05z_gpio_test

Fork of mbed-src by mbed official

targets/hal/TARGET_Freescale/TARGET_KSDK_MCUS/TARGET_K64F/gpio_api.c@146:f64d43ff0c18, 2014-04-02 (annotated)

Committer:
mbed_official
Date:
Wed Apr 02 21:00:08 2014 +0100
Revision:
146:f64d43ff0c18
Synchronized with git revision d537c51d26da35e031d537f7fc90380fc74cb207



Full URL: https://github.com/mbedmicro/mbed/commit/d537c51d26da35e031d537f7fc90380fc74cb207/



target K64F

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 146:f64d43ff0c18 1 /* mbed Microcontroller Library
mbed_official 146:f64d43ff0c18 2 * Copyright (c) 2006-2013 ARM Limited
mbed_official 146:f64d43ff0c18 3 *
mbed_official 146:f64d43ff0c18 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 146:f64d43ff0c18 5 * you may not use this file except in compliance with the License.
mbed_official 146:f64d43ff0c18 6 * You may obtain a copy of the License at
mbed_official 146:f64d43ff0c18 7 *
mbed_official 146:f64d43ff0c18 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 146:f64d43ff0c18 9 *
mbed_official 146:f64d43ff0c18 10 * Unless required by applicable law or agreed to in writing, software
mbed_official 146:f64d43ff0c18 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 146:f64d43ff0c18 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 146:f64d43ff0c18 13 * See the License for the specific language governing permissions and
mbed_official 146:f64d43ff0c18 14 * limitations under the License.
mbed_official 146:f64d43ff0c18 15 */
mbed_official 146:f64d43ff0c18 16 #include "gpio_api.h"
mbed_official 146:f64d43ff0c18 17 #include "pinmap.h"
mbed_official 146:f64d43ff0c18 18 #include "fsl_port_hal.h"
mbed_official 146:f64d43ff0c18 19 #include "fsl_gpio_hal.h"
mbed_official 146:f64d43ff0c18 20 #include "fsl_sim_hal.h"
mbed_official 146:f64d43ff0c18 21
mbed_official 146:f64d43ff0c18 22 uint32_t gpio_set(PinName pin) {
mbed_official 146:f64d43ff0c18 23 uint32_t pin_num = pin & 0xFF;
mbed_official 146:f64d43ff0c18 24
mbed_official 146:f64d43ff0c18 25 pin_function(pin, (int)kPortMuxAsGpio);
mbed_official 146:f64d43ff0c18 26 return 1 << pin_num;
mbed_official 146:f64d43ff0c18 27 }
mbed_official 146:f64d43ff0c18 28
mbed_official 146:f64d43ff0c18 29 void gpio_init(gpio_t *obj, PinName pin) {
mbed_official 146:f64d43ff0c18 30 if (pin == NC) {
mbed_official 146:f64d43ff0c18 31 return;
mbed_official 146:f64d43ff0c18 32 }
mbed_official 146:f64d43ff0c18 33
mbed_official 146:f64d43ff0c18 34 obj->pinName = pin;
mbed_official 146:f64d43ff0c18 35 uint32_t port = pin >> GPIO_PORT_SHIFT;
mbed_official 146:f64d43ff0c18 36 uint32_t pin_num = pin & 0xFF;
mbed_official 146:f64d43ff0c18 37 clock_hal_set_gate(kSimClockModulePORT, port, true);
mbed_official 146:f64d43ff0c18 38 port_hal_mux_control(port, pin_num, kPortMuxAsGpio);
mbed_official 146:f64d43ff0c18 39 }
mbed_official 146:f64d43ff0c18 40
mbed_official 146:f64d43ff0c18 41 void gpio_mode(gpio_t *obj, PinMode mode) {
mbed_official 146:f64d43ff0c18 42 pin_mode(obj->pinName, mode);
mbed_official 146:f64d43ff0c18 43 }
mbed_official 146:f64d43ff0c18 44
mbed_official 146:f64d43ff0c18 45 void gpio_dir(gpio_t *obj, PinDirection direction) {
mbed_official 146:f64d43ff0c18 46 uint32_t port = obj->pinName >> GPIO_PORT_SHIFT;
mbed_official 146:f64d43ff0c18 47 uint32_t pin_num = obj->pinName & 0xFF;
mbed_official 146:f64d43ff0c18 48
mbed_official 146:f64d43ff0c18 49 switch (direction) {
mbed_official 146:f64d43ff0c18 50 case PIN_INPUT:
mbed_official 146:f64d43ff0c18 51 gpio_hal_set_pin_direction(port, pin_num, kGpioDigitalInput);
mbed_official 146:f64d43ff0c18 52 break;
mbed_official 146:f64d43ff0c18 53 case PIN_OUTPUT:
mbed_official 146:f64d43ff0c18 54 gpio_hal_set_pin_direction(port, pin_num, kGpioDigitalOutput);
mbed_official 146:f64d43ff0c18 55 break;
mbed_official 146:f64d43ff0c18 56 }
mbed_official 146:f64d43ff0c18 57 }