From: Kukjin Kim <kgene@kernel.org>
To: 'Krzysztof Kozlowski' <k.kozlowski@samsung.com>,
'Chanho Park' <parkch98@gmail.com>,
kgene@kernel.org
Cc: linux-samsung-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
'Chanho Park' <chanho61.park@samsung.com>
Subject: RE: [PATCHv5] ARM: dts: add exynos5422-cpus.dtsi to correct cpu order
Date: Tue, 07 Jul 2015 23:30:48 +0900 [thread overview]
Message-ID: <08c001d0b8c1$844d4600$8ce7d200$@kernel.org> (raw)
In-Reply-To: <559B2F0C.5010603@samsung.com>
Krzysztof Kozlowski wrote:
>
> On 06.07.2015 23:12, Chanho Park wrote:
> > The odroid-xu3 board which is based on exynos5422 not exynos5800 is
> > booted from cortex-a7 core unlike exynos5800. The odroid-xu3's cpu order
> > is quite strange. cpu0 and cpu5-7 are cortex-a7 cores and cpu1-4 are
> > cortex-a15 cores. To correct this mis-odering, I added exynos5422.dtsi
> > and reversing cpu orders from exynos5420. Now, cpu0-3 are cortex-a7 and
> > cpu4-7 are cortex-a15.
> >
> > Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
> > Signed-off-by: Chanho Park <chanho61.park@samsung.com>
> > ---
> > Changes from v4:
> > - Remove temporal patch in e-mail body
> >
> > Changes from v3:
> > - include this exynos5422-cpus.dtsi in the exynos5422-odroidxu3-common.dtsi
> >
> > Changes from v2:
> > - drop inclusion of exynos5420.dtsi from exynos5422-cpus.dtsi
> > - drop compatibles from exynos5422-cpus.dtsi
> >
> > Changes from v1:
> > - rename exynos5422.dtsi to exynos5422-cpus.dtsi
> > - include the dtsi file top of the exynos5422-odroidxu3.dts
> >
> > Secondary cpu booting problem[1] is not resolved yet. Need more investigations
> > to work booting 8 cores correctly.
> >
> > [1]: http://www.spinics.net/lists/linux-samsung-soc/msg45525.html
> >
> > arch/arm/boot/dts/exynos5422-cpus.dtsi | 81 ++++++++++++++++++++++
> > arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 1 +
> > 2 files changed, 82 insertions(+)
> > create mode 100644 arch/arm/boot/dts/exynos5422-cpus.dtsi
>
> Thanks, applied to my tree. I'll sent it to Kukjin later for 4.3 unless
> he picks it up from LKML.
>
Hi Krzysztof,
If you're OK, I'd like to pick this up into Samsung tree with your ack based on
4.2-rc1.
Thanks,
Kukjin
WARNING: multiple messages have this Message-ID (diff)
From: kgene@kernel.org (Kukjin Kim)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCHv5] ARM: dts: add exynos5422-cpus.dtsi to correct cpu order
Date: Tue, 07 Jul 2015 23:30:48 +0900 [thread overview]
Message-ID: <08c001d0b8c1$844d4600$8ce7d200$@kernel.org> (raw)
In-Reply-To: <559B2F0C.5010603@samsung.com>
Krzysztof Kozlowski wrote:
>
> On 06.07.2015 23:12, Chanho Park wrote:
> > The odroid-xu3 board which is based on exynos5422 not exynos5800 is
> > booted from cortex-a7 core unlike exynos5800. The odroid-xu3's cpu order
> > is quite strange. cpu0 and cpu5-7 are cortex-a7 cores and cpu1-4 are
> > cortex-a15 cores. To correct this mis-odering, I added exynos5422.dtsi
> > and reversing cpu orders from exynos5420. Now, cpu0-3 are cortex-a7 and
> > cpu4-7 are cortex-a15.
> >
> > Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
> > Signed-off-by: Chanho Park <chanho61.park@samsung.com>
> > ---
> > Changes from v4:
> > - Remove temporal patch in e-mail body
> >
> > Changes from v3:
> > - include this exynos5422-cpus.dtsi in the exynos5422-odroidxu3-common.dtsi
> >
> > Changes from v2:
> > - drop inclusion of exynos5420.dtsi from exynos5422-cpus.dtsi
> > - drop compatibles from exynos5422-cpus.dtsi
> >
> > Changes from v1:
> > - rename exynos5422.dtsi to exynos5422-cpus.dtsi
> > - include the dtsi file top of the exynos5422-odroidxu3.dts
> >
> > Secondary cpu booting problem[1] is not resolved yet. Need more investigations
> > to work booting 8 cores correctly.
> >
> > [1]: http://www.spinics.net/lists/linux-samsung-soc/msg45525.html
> >
> > arch/arm/boot/dts/exynos5422-cpus.dtsi | 81 ++++++++++++++++++++++
> > arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 1 +
> > 2 files changed, 82 insertions(+)
> > create mode 100644 arch/arm/boot/dts/exynos5422-cpus.dtsi
>
> Thanks, applied to my tree. I'll sent it to Kukjin later for 4.3 unless
> he picks it up from LKML.
>
Hi Krzysztof,
If you're OK, I'd like to pick this up into Samsung tree with your ack based on
4.2-rc1.
Thanks,
Kukjin
next prev parent reply other threads:[~2015-07-07 14:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-06 14:12 [PATCHv5] ARM: dts: add exynos5422-cpus.dtsi to correct cpu order Chanho Park
2015-07-06 14:12 ` Chanho Park
2015-07-07 1:44 ` Krzysztof Kozlowski
2015-07-07 1:44 ` Krzysztof Kozlowski
2015-07-07 2:23 ` Krzysztof Kozlowski
2015-07-07 2:23 ` Krzysztof Kozlowski
2015-07-07 14:30 ` Kukjin Kim [this message]
2015-07-07 14:30 ` Kukjin Kim
2015-07-07 23:41 ` Krzysztof Kozlowski
2015-07-07 23:41 ` Krzysztof Kozlowski
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