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Onda VX747: improve the USB insertion detection

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21001 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Maurus Cuelenaere 2009-05-20 21:59:51 +00:00
parent 4633446517
commit d2595ec075
1 changed files with 7 additions and 1 deletions
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8
firmware/target/mips/ingenic_jz47xx/usb-jz4740.c
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@ -633,9 +633,15 @@ void usb_init_device(void)
} }
#ifdef USB_GPIO_IRQ #ifdef USB_GPIO_IRQ
static unsigned long last_tick;
void USB_GPIO_IRQ(void) void USB_GPIO_IRQ(void)
{ {
usb_status_event(usb_detect()); /* Prevent enabled-disabled bouncing */
if(current_tick - last_tick > HZ/16)
{
usb_status_event(usb_detect());
last_tick = current_tick;
}
} }
#endif #endif