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Merge pull request #4836 from haukepetersen/opt_periph_gpio_type

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drivers/gpio: changed default type to unsigned
This commit is contained in:
Peter Kietzmann 2016-02-18 20:22:04 +01:00
commit 3eafe47184
1 changed files with 4 additions and 2 deletions
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6
drivers/include/periph/gpio.h
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@ -53,6 +53,8 @@
#ifndef GPIO_H
#define GPIO_H
#include <limits.h>
#include "periph_cpu.h"
#include "periph_conf.h"
/* TODO: remove once all platforms are ported to this interface */
@ -73,14 +75,14 @@ extern "C" {
* @brief Define global value for GPIO not defined
*/
#ifndef GPIO_UNDEF
#define GPIO_UNDEF (-1)
#define GPIO_UNDEF (UINT_MAX)
#endif
/**
* @brief Define the default GPIO type identifier
*/
#ifndef HAVE_GPIO_T
typedef int gpio_t;
typedef unsigned int gpio_t;
#endif
/**