[ARM] Misc minor interrupt handler cleanups

mach-integrator/pci_v3.c: no need to reference 'irq' arg, its constant

mach-omap1/pm.c: remove extra whitespace

arch/arm/mach-sa1100/ssp.c: remove braces around single C stmt

arch/arm/plat-omap/mcbsp.c:
	- remove pointless casts from void*
	- make longer lines more readable

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Acked-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-sa1100/ssp.c

@@ -29,9 +29,8 @@ static irqreturn_t ssp_interrupt(int irq, void *dev_id)
 {
 	unsigned int status = Ser4SSSR;
 
-	if (status & SSSR_ROR) {
+	if (status & SSSR_ROR)
 		printk(KERN_WARNING "SSP: receiver overrun\n");
-	}
 
 	Ser4SSSR = SSSR_ROR;