[RFC PATCH 5/6] ARM: iop3xx: register PMU IRQs during board initialisation

[Will Deacon]

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 at wantstofly.org>
Signed-off-by: Will Deacon <will.deacon at arm.com>
---
 arch/arm/plat-iop/Makefile |    2 ++
 arch/arm/plat-iop/pmu.c    |   37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 39 insertions(+), 0 deletions(-)
 create mode 100644 arch/arm/plat-iop/pmu.c

diff --git a/arch/arm/plat-iop/Makefile b/arch/arm/plat-iop/Makefile
index 36bff03..69b09c1 100644
--- a/arch/arm/plat-iop/Makefile
+++ b/arch/arm/plat-iop/Makefile
@@ -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
diff --git a/arch/arm/plat-iop/pmu.c b/arch/arm/plat-iop/pmu.c
new file mode 100644
index 0000000..582d72c
--- /dev/null
+++ b/arch/arm/plat-iop/pmu.c
@@ -0,0 +1,37 @@
+/*
+ * 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 <asm/pmu.h>
+#include <mach/irqs.h>
+
+#ifdef CONFIG_ARCH_IOP32X
+static int pmu_irqs[] = {
+	IRQ_IOP32X_CORE_PMU,
+};
+#endif
+#ifdef CONFIG_ARCH_IOP33X
+static int pmu_irqs[] = {
+	IRQ_IOP33X_CORE_PMU,
+};
+#endif
+
+static struct pmu_irqs cpu_pmu_device = {
+	.device_type		= ARM_PMU_DEVICE_CPU,
+	.irqs			= pmu_irqs,
+	.num_irqs		= ARRAY_SIZE(pmu_irqs),
+};
+
+static int __init iop3xx_pmu_init(void)
+{
+	pmu_device_register(&cpu_pmu_device);
+	return 0;
+}
+
+arch_initcall(iop3xx_pmu_init);
-- 
1.6.3.3