diff options
author | Will Deacon <will.deacon@arm.com> | 2010-04-09 13:57:51 +0100 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-04-29 18:08:05 +0100 |
commit | 3e9cc70590287f7cb7e38793bbf968b3362b7612 (patch) | |
tree | 5927487be8c18726fce3f76fdbf890a0897adb22 | |
parent | 28d7f4ec98a8edb029ef24c1ee4af6a1ccbc9633 (diff) | |
download | op-kernel-dev-3e9cc70590287f7cb7e38793bbf968b3362b7612.zip op-kernel-dev-3e9cc70590287f7cb7e38793bbf968b3362b7612.tar.gz |
ARM: 6049/1: ARM: pxa: register PMU IRQs during board initialisation
This patch adds an initcall for the pxa platforms so that they
register their PMU IRQs with the PMU framework in the Kernel.
Cc: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r-- | arch/arm/plat-pxa/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/plat-pxa/pmu.c | 33 |
2 files changed, 34 insertions, 1 deletions
diff --git a/arch/arm/plat-pxa/Makefile b/arch/arm/plat-pxa/Makefile index 0264bfb..f68da35 100644 --- a/arch/arm/plat-pxa/Makefile +++ b/arch/arm/plat-pxa/Makefile @@ -2,7 +2,7 @@ # Makefile for code common across different PXA processor families # -obj-y := dma.o +obj-y := dma.o pmu.o obj-$(CONFIG_GENERIC_GPIO) += gpio.o obj-$(CONFIG_PXA3xx) += mfp.o diff --git a/arch/arm/plat-pxa/pmu.c b/arch/arm/plat-pxa/pmu.c new file mode 100644 index 0000000..267ceb6 --- /dev/null +++ b/arch/arm/plat-pxa/pmu.c @@ -0,0 +1,33 @@ +/* + * PMU IRQ registration for the PXA 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 = { + .start = IRQ_PMU, + .end = IRQ_PMU, + .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 pxa_pmu_init(void) +{ + platform_device_register(&pmu_device); + return 0; +} +arch_initcall(pxa_pmu_init); |