ARM: ux500: Remove PMU platform registration when booting with DT

PMU registration is successfully completed by Device Tree now, so
there is no longer a requirement to register it from platform code.
This patch removes platform registration during a DT boot.
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NLee Jones <lee.jones@linaro.org>

arch/arm/mach-ux500/cpu-db8500.c

@@ -139,7 +139,6 @@ static struct platform_device *platform_devs[] __initdata = {
 
 static struct platform_device *of_platform_devs[] __initdata = {
 	&u8500_dma40_device,
-	&db8500_pmu_device,
 };
 
 static resource_size_t __initdata db8500_gpio_base[] = {
@@ -248,7 +247,7 @@ struct device * __init u8500_of_init_devices(void)
 	/*
 	 * Devices to be DT:ed:
 	 *   u8500_dma40_device  = todo
-	 *   db8500_pmu_device   = todo
+	 *   db8500_pmu_device   = done
 	 *   db8500_prcmu_device = done
 	 */
 	platform_add_devices(of_platform_devs, ARRAY_SIZE(of_platform_devs));