kpriv/linux-hardened
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

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

Browse source 
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
Show stats Download patch file Download diff file Expand all files Collapse all files

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);