Hi, On 04/10/2014 07:23 PM, Chanho Park wrote: > Hi, > >> -----Original Message----- >> From: linux-arm-kernel [mailto:linux-arm-kernel- >> boun...@lists.infradead.org] On Behalf Of Chanwoo Choi >> Sent: Thursday, April 10, 2014 7:06 PM >> To: kgene....@samsung.com; t.f...@samsung.com; linux-samsung- >> s...@vger.kernel.org >> Cc: hyunhee....@samsung.com; sw0312....@samsung.com; linux- >> ker...@vger.kernel.org; yj44....@samsung.com; inki....@samsung.com; >> cw00.c...@samsung.com; kyungmin.p...@samsung.com; linux-arm- >> ker...@lists.infradead.org >> Subject: [PATCH 21/27] ARM: dts: exynos3250: Add PMU dt data >> >> From: Hyunhee Kim <hyunhee....@samsung.com> >> >> ARM CPU has its own PMU (Performance Monitoring Unit). This patch add >> PMU dt >> data to support PMU for CPU. Exynos3250 has four PMU interrupts. >> >> Signed-off-by: Hyunhee Kim <hyunhee....@samsung.com> >> Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com> >> --- >> arch/arm/boot/dts/exynos3250.dtsi | 5 +++++ >> 1 file changed, 5 insertions(+) >> >> diff --git a/arch/arm/boot/dts/exynos3250.dtsi >> b/arch/arm/boot/dts/exynos3250.dtsi >> index ceed761..2f0ca32 100644 >> --- a/arch/arm/boot/dts/exynos3250.dtsi >> +++ b/arch/arm/boot/dts/exynos3250.dtsi >> @@ -280,4 +280,9 @@ >> pinctrl-0 = <&i2c7_bus>; >> status = "disabled"; >> }; >> + >> + pmu { >> + compatible = "arm,cortex-a7-pmu"; >> + interrupts = <0 18 0>, <0 19 0>, <0 20 0>, <0 21 0>; >> + }; > > As I know, the exynos3250 has two CPU cores. Why does it have four pmu > interrupts? > IMO it is sufficient it has only two interrupts.
OK, I'll fix it using only two interrupt for dual-core. Best Regards, Chanwoo Choi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
