Diff: targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/gpio_api.c

Revision:

496:543871686697

Parent:

495:01cb89f68337

Child:

497:d54623194236

--- a/targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/gpio_api.c	Fri Mar 20 09:30:08 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,77 +0,0 @@
-/* mbed Microcontroller Library
- *******************************************************************************
- * Copyright (c) 2014, STMicroelectronics
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- *    this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- *    this list of conditions and the following disclaimer in the documentation
- *    and/or other materials provided with the distribution.
- * 3. Neither the name of STMicroelectronics nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *******************************************************************************
- */
-#include "mbed_assert.h"
-#include "gpio_api.h"
-#include "pinmap.h"
-#include "mbed_error.h"
-
-extern uint32_t Set_GPIO_Clock(uint32_t port_idx);
-
-uint32_t gpio_set(PinName pin)
-{
-    MBED_ASSERT(pin != (PinName)NC);
-
-    pin_function(pin, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
-    return (uint32_t)(1 << ((uint32_t)pin & 0xF)); // Return the pin mask
-}
-
-void gpio_init(gpio_t *obj, PinName pin)
-{
-    obj->pin = pin;
-    if (pin == (PinName)NC)
-        return;
-
-    uint32_t port_index = STM_PORT(pin);
-
-    // Enable GPIO clock
-    uint32_t gpio_add = Set_GPIO_Clock(port_index);
-    GPIO_TypeDef *gpio = (GPIO_TypeDef *)gpio_add;
-
-    // Fill GPIO object structure for future use
-    obj->mask    = gpio_set(pin);
-    obj->reg_in  = &gpio->IDR;
-    obj->reg_set = &gpio->BSRR;
-    obj->reg_clr = &gpio->BRR;
-}
-
-void gpio_mode(gpio_t *obj, PinMode mode)
-{
-    pin_mode(obj->pin, mode);
-}
-
-void gpio_dir(gpio_t *obj, PinDirection direction)
-{
-    MBED_ASSERT(obj->pin != (PinName)NC);
-    if (direction == PIN_OUTPUT) {
-        pin_function(obj->pin, STM_PIN_DATA(STM_MODE_OUTPUT_PP, GPIO_NOPULL, 0));
-    } else { // PIN_INPUT
-        pin_function(obj->pin, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
-    }
-}