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ARM: 6048/1: ARM: iop3xx: register PMU IRQs during board initialisation 

This patch adds an initcall for the iop3xx platforms so that they
register their PMU IRQS with the PMU framework in the Kernel.

Cc: Lennert Buytenhek <kernel@wantstofly.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Will Deacon 2010-04-09 13:57:02 +01:00 committed by Russell King
parent cc761beda2
commit de4338f40e
2 changed files with 42 additions and 0 deletions
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2
arch/arm/plat-iop/Makefile
View File

@ -13,6 +13,7 @@ obj-$(CONFIG_ARCH_IOP32X) += time.o
obj-$(CONFIG_ARCH_IOP32X) += io.o
obj-$(CONFIG_ARCH_IOP32X) += cp6.o
obj-$(CONFIG_ARCH_IOP32X) += adma.o
obj-$(CONFIG_ARCH_IOP32X) += pmu.o
# IOP33X
obj-$(CONFIG_ARCH_IOP33X) += gpio.o
@ -23,6 +24,7 @@ obj-$(CONFIG_ARCH_IOP33X) += time.o
obj-$(CONFIG_ARCH_IOP33X) += io.o
obj-$(CONFIG_ARCH_IOP33X) += cp6.o
obj-$(CONFIG_ARCH_IOP33X) += adma.o
obj-$(CONFIG_ARCH_IOP33X) += pmu.o
# IOP13XX
obj-$(CONFIG_ARCH_IOP13XX) += cp6.o

40
arch/arm/plat-iop/pmu.c Normal file
View File

@ -0,0 +1,40 @@
/*
* PMU IRQ registration for the iop3xx xscale PMU families.
* Copyright (C) 2010 Will Deacon, ARM Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/platform_device.h>
#include <asm/pmu.h>
#include <mach/irqs.h>
static struct resource pmu_resource = {
#ifdef CONFIG_ARCH_IOP32X
.start = IRQ_IOP32X_CORE_PMU,
.end = IRQ_IOP32X_CORE_PMU,
#endif
#ifdef CONFIG_ARCH_IOP33X
.start = IRQ_IOP33X_CORE_PMU,
.end = IRQ_IOP33X_CORE_PMU,
#endif
.flags = IORESOURCE_IRQ,
};
static struct platform_device pmu_device = {
.name = "arm-pmu",
.id = ARM_PMU_DEVICE_CPU,
.resource = &pmu_resource,
.num_resources = 1,
};
static int __init iop3xx_pmu_init(void)
{
platform_device_register(&pmu_device);
return 0;
}
arch_initcall(iop3xx_pmu_init);