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authorTetsuyuki Kobayashi <koba@kmckk.co.jp>2012-09-06 20:14:07 +0900
committerSimon Horman <horms@verge.net.au>2012-09-11 16:27:41 +0900
commite433d4440bf7dd5955a4616cfb9bffd1ec6ab839 (patch)
treefd7ba18748401f26219400e9328d98f7fc26b1ea
parentf23f5be0ed87f1c53420086c936385d0a80c7e4d (diff)
ARM: shmobile: emev2: enable PMU(Performance Monitoring Unit)
This patch enables PMU(Performance Monitoring Unit) for emev2. Signed-off-by: Tetsuyuki Kobayashi <koba@kmckk.co.jp> Signed-off-by: Simon Horman <horms@verge.net.au>
-rw-r--r--arch/arm/configs/kzm9d_defconfig1
-rw-r--r--arch/arm/mach-shmobile/setup-emev2.c21
2 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/configs/kzm9d_defconfig b/arch/arm/configs/kzm9d_defconfig
index 26146ffea1a5..8c49df66cac3 100644
--- a/arch/arm/configs/kzm9d_defconfig
+++ b/arch/arm/configs/kzm9d_defconfig
@@ -8,6 +8,7 @@ CONFIG_LOG_BUF_SHIFT=16
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
CONFIG_SYSCTL_SYSCALL=y
CONFIG_EMBEDDED=y
+CONFIG_PERF_EVENTS=y
CONFIG_SLAB=y
# CONFIG_BLK_DEV_BSG is not set
# CONFIG_IOSCHED_DEADLINE is not set
diff --git a/arch/arm/mach-shmobile/setup-emev2.c b/arch/arm/mach-shmobile/setup-emev2.c
index dae9aa68bb09..61446f30e397 100644
--- a/arch/arm/mach-shmobile/setup-emev2.c
+++ b/arch/arm/mach-shmobile/setup-emev2.c
@@ -356,6 +356,26 @@ static struct platform_device gio4_device = {
},
};
+static struct resource pmu_resources[] = {
+ [0] = {
+ .start = 152,
+ .end = 152,
+ .flags = IORESOURCE_IRQ,
+ },
+ [1] = {
+ .start = 153,
+ .end = 153,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device pmu_device = {
+ .name = "arm-pmu",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(pmu_resources),
+ .resource = pmu_resources,
+};
+
static struct platform_device *emev2_early_devices[] __initdata = {
&uart0_device,
&uart1_device,
@@ -370,6 +390,7 @@ static struct platform_device *emev2_late_devices[] __initdata = {
&gio2_device,
&gio3_device,
&gio4_device,
+ &pmu_device,
};
void __init emev2_add_standard_devices(void)