PERFORCE change 131184 for review

[Hans Petter Selasky]

http://perforce.freebsd.org/chv.cgi?CH=131184

Change 131184 by hselasky at hselasky_laptop001 on 2007/12/18 21:37:17

	
	More patches to support the AT91 USB Device Controller Interface.

Affected files ...

.. //depot/projects/usb/src/sys/arm/at91/at91.c#5 edit
.. //depot/projects/usb/src/sys/arm/at91/at91_pio.c#7 edit
.. //depot/projects/usb/src/sys/arm/at91/at91_piovar.h#4 edit

Differences ...

==== //depot/projects/usb/src/sys/arm/at91/at91.c#5 (text) ====

@@ -301,7 +301,7 @@
 	{
 		"at91_udp", 0,
 		AT91RM92_BASE + AT91RM92_UDP_BASE, AT91RM92_UDP_SIZE,
-		AT91RM92_IRQ_UDP
+		AT91RM92_IRQ_UDP, AT91RM92_IRQ_PIOC
 	},
 	{
 		"at91_mci", 0,

==== //depot/projects/usb/src/sys/arm/at91/at91_pio.c#7 (text) ====

@@ -371,6 +371,19 @@
 	return;
 }
 
+void
+at91_pio_gpio_set_interrupt(uint32_t pio, uint32_t data_mask, 
+	int enable_interrupt)
+{
+	uint32_t *PIO = (uint32_t *)(AT91RM92_BASE + pio);
+
+	if (enable_interrupt)
+		PIO[PIO_IER / 4] = data_mask;
+	else
+		PIO[PIO_IDR / 4] = data_mask;
+	return;
+}
+
 static device_method_t at91_pio_methods[] = {
 	/* Device interface */
 	DEVMETHOD(device_probe,		at91_pio_probe),

==== //depot/projects/usb/src/sys/arm/at91/at91_piovar.h#4 (text+ko) ====

@@ -38,5 +38,7 @@
 uint8_t at91_pio_gpio_get(uint32_t pio, uint32_t data_mask);
 void at91_pio_gpio_set_deglitch(uint32_t pio, uint32_t data_mask,
 	int use_deglitch);
+void at91_pio_gpio_set_interrupt(uint32_t pio, uint32_t data_mask, 
+	int enable_interrupt);
 
 #endif /* ARM_AT91_AT91_PIOVAR_H */