arm: iop: specify PMUs are for XScale CPUs

Now that we can specify which PMU variant we're likely to deal with, do
so in the iop board code. This will allow us to split the ARMv6, ARMv7,
and XScale PMU drivers.
Signed-off-by: NMark Rutland <mark.rutland@arm.com>
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Olof Johansson <olof@lixom.net>
Cc: Russell King <linux@arm.linux.org.uk>
Signed-off-by: NOlof Johansson <olof@lixom.net>

arch/arm/plat-iop/pmu.c

@@ -24,7 +24,7 @@ static struct resource pmu_resource = {
 };
 
 static struct platform_device pmu_device = {
-	.name		= "arm-pmu",
+	.name		= "xscale-pmu",
 	.id		= -1,
 	.resource	= &pmu_resource,
 	.num_resources	= 1,