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From: Krzysztof Kozlowski <k.kozlowski@samsung.com>
To: Kukjin Kim <kgene@kernel.org>, 'Chanho Park' <parkch98@gmail.com>
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: Wed, 08 Jul 2015 08:41:19 +0900	[thread overview]
Message-ID: <559C639F.1010607@samsung.com> (raw)
In-Reply-To: <08c001d0b8c1$844d4600$8ce7d200$@kernel.org>

On 07.07.2015 23:30, Kukjin Kim wrote:
> 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.

Yes, please go ahead. It already has my reviewed-by tag. However the sob
does not match author so it should be resent once again.

Best regards,
Krzysztof

WARNING: multiple messages have this Message-ID (diff)
From: k.kozlowski@samsung.com (Krzysztof Kozlowski)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCHv5] ARM: dts: add exynos5422-cpus.dtsi to correct cpu order
Date: Wed, 08 Jul 2015 08:41:19 +0900	[thread overview]
Message-ID: <559C639F.1010607@samsung.com> (raw)
In-Reply-To: <08c001d0b8c1$844d4600$8ce7d200$@kernel.org>

On 07.07.2015 23:30, Kukjin Kim wrote:
> 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.

Yes, please go ahead. It already has my reviewed-by tag. However the sob
does not match author so it should be resent once again.

Best regards,
Krzysztof

  reply	other threads:[~2015-07-07 23:41 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
2015-07-07 14:30     ` Kukjin Kim
2015-07-07 23:41     ` Krzysztof Kozlowski [this message]
2015-07-07 23:41       ` Krzysztof Kozlowski

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