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drivers/gpio: changed default type to unsigned

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This commit is contained in:
Hauke Petersen 2016-02-17 10:27:10 +01:00
parent 8bf944c4e6
commit 085cd48e3d
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
/**