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>

1 files changed, 40 insertions, 0 deletions

diff --git a/arch/arm/plat-iop/pmu.c b/arch/arm/plat-iop/pmu.c
new file mode 100644
index 000000000000..a2024b8685a1
--- /dev/null
+++ b/arch/arm/plat-iop/pmu.c
@@ -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);