On 04/29/2014 12:26 PM, Chanho Park wrote: > Hi Tushar, > >> -----Original Message----- >> From: Tushar Behera [mailto:tushar.behera@xxxxxxxxxx] >> Sent: Tuesday, April 29, 2014 3:08 PM >> To: Chanho Park; kgene.kim@xxxxxxxxxxx >> Cc: linux-samsung-soc@xxxxxxxxxxxxxxx; thomas.abraham@xxxxxxxxxx; linux- >> arm-kernel@xxxxxxxxxxxxxxxxxxx; Kyungmin Park >> Subject: Re: [PATCH-RESEND] ARM: dts: Add arm-pmu node for exynos4412 >> >> On 08/09/2013 04:11 PM, Chanho Park wrote: >>> The Exynos4412 has 4 cpus and each has a performance counter. >>> Thus, we should define 4 interrupts which are combined by irq-combiner >> for arm >>> pmu. >>> >>> Signed-off-by: Chanho Park <chanho61.park@xxxxxxxxxxx> >>> Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> >>> --- >>> arch/arm/boot/dts/exynos4412.dtsi | 6 ++++++ >>> 1 file changed, 6 insertions(+) >>> >>> diff --git a/arch/arm/boot/dts/exynos4412.dtsi >> b/arch/arm/boot/dts/exynos4412.dtsi >>> index e743e67..cfad655 100644 >>> --- a/arch/arm/boot/dts/exynos4412.dtsi >>> +++ b/arch/arm/boot/dts/exynos4412.dtsi >>> @@ -35,6 +35,12 @@ >>> <0 107 0>, <0 108 0>, <0 48 0>, <0 42 0>; >>> }; >>> >>> + pmu { >>> + compatible = "arm,cortex-a9-pmu"; >>> + interrupt-parent = <&combiner>; >>> + interrupts = <2 2>, <3 2>, <18 2>, <19 2>; >>> + }; >>> + >>> mct@10050000 { >>> compatible = "samsung,exynos4412-mct"; >>> reg = <0x10050000 0x800>; >>> >> >> Tested on Exynos4412 based Origen-Quad board. You would required to >> rebase it on latest code though. >> >> Tested-by: Tushar Behera <tushar.behera@xxxxxxxxxx> > > You took old patch which I cannot remember now:) Actually, arm-pmu support > for exynos4412 was already merged in the latest code.[1]. I sent a clean-up > patch recently[2]. It could be more readable for exynos4412. > Thanks. > I realized that a little late. I have replied to the new patch with my Tested-by. > [1] : https://lkml.org/lkml/2014/3/12/27 > [2] : http://www.spinics.net/linux/lists/arm-kernel/msg325565.html > > Best Regards, > Chanho Park > -- Tushar Behera -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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