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Cleaner usb detection.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19615 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2008-12-30 21:17:43 +00:00
parent f2d2b8c3c7
commit 93afe5297b
1 changed files with 15 additions and 11 deletions
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26
firmware/target/arm/as3525/usb-as3525.c
View file

@ -24,6 +24,16 @@
#include "as3525.h"
#include <stdbool.h>
#if defined(SANSA_CLIP)
#define USB_DETECT_PIN 6
#elif defined(SANSA_FUZE) || defined(SANSA_E200V2)
#define USB_DETECT_PIN 3
#elif defined(SANSA_C200V2)
#define USB_DETECT_PIN 1
#endif
void usb_enable(bool on)
{
(void)on;
@ -31,19 +41,13 @@ void usb_enable(bool on)
void usb_init_device(void)
{
/* TODO */
GPIOA_DIR &= ~(1 << USB_DETECT_PIN); /* set as input */
}
int usb_detect(void)
{
#if defined(SANSA_CLIP)
return !GPIOA_PIN(6);
#elif defined(SANSA_FUZE) || defined(SANSA_E200V2)
return !GPIOA_PIN(3);
#elif defined(SANSA_C200V2)
return !GPIOA_PIN(1);
#else
/* TODO: Implement USB detection */
return USB_EXTRACTED;
#endif
if (GPIOA_PIN( USB_DETECT_PIN ))
return USB_INSERTED;
else
return USB_EXTRACTED;
}