mbed library sources
Dependents: frdm_kl05z_gpio_test
Fork of mbed-src by
Diff: targets/hal/TARGET_Freescale/TARGET_KSDK_MCUS/TARGET_K64F/port_api.c
- Revision:
- 146:f64d43ff0c18
diff -r cfacfb0a9e19 -r f64d43ff0c18 targets/hal/TARGET_Freescale/TARGET_KSDK_MCUS/TARGET_K64F/port_api.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/hal/TARGET_Freescale/TARGET_KSDK_MCUS/TARGET_K64F/port_api.c Wed Apr 02 21:00:08 2014 +0100 @@ -0,0 +1,65 @@ +/* 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 "port_api.h" +#include "pinmap.h" +#include "gpio_api.h" + +PinName port_pin(PortName port, int pin_n) { + return (PinName)((port << GPIO_PORT_SHIFT) | pin_n); +} + +void port_init(port_t *obj, PortName port, int mask, PinDirection dir) { + obj->port = port; + obj->mask = mask; + + // The function is set per pin: reuse gpio logic + for (uint32_t i = 0; i < 32; i++) { + if (obj->mask & (1 << i)) { + gpio_set(port_pin(obj->port, i)); + } + } + + port_dir(obj, dir); +} + +void port_mode(port_t *obj, PinMode mode) { + + // The mode is set per pin: reuse pinmap logic + for (uint32_t i = 0; i < 32; i++) { + if (obj->mask & (1 << i)) { + pin_mode(port_pin(obj->port, i), mode); + } + } +} + +void port_dir(port_t *obj, PinDirection dir) { + switch (dir) { + case PIN_INPUT : + gpio_hal_set_port_direction((uint32_t)obj->port, kGpioDigitalInput); + break; + case PIN_OUTPUT: + gpio_hal_set_port_direction((uint32_t)obj->port, kGpioDigitalOutput); + break; + } +} + +void port_write(port_t *obj, int value) { + gpio_hal_write_port_output((uint32_t)obj->port, (uint32_t)(value & obj->mask)); +} + +int port_read(port_t *obj) { + return (int)(gpio_hal_read_port_input((uint32_t)obj->port) & obj->mask); +}