From: k.kozlowski@samsung•com (Krzysztof Kozlowski)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCHv6] ARM: dts: add exynos5422-cpus.dtsi to correct cpu order
Date: Tue, 14 Jul 2015 09:48:35 +0900 [thread overview]
Message-ID: <55A45C63.2030907@samsung.com> (raw)
In-Reply-To: <1436833441-8405-1-git-send-email-parkch98@gmail.com>
On 14.07.2015 09:24, 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-cpus.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 <parkch98@gmail•com>
> ---
> Change from v4:
> - Resend patch with correct signed-off
>
> 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 send it to Kukjin for v4.3 unless he
picks it also.
Best regards,
Krzysztof
next prev parent reply other threads:[~2015-07-14 0:48 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-14 0:24 [PATCHv6] ARM: dts: add exynos5422-cpus.dtsi to correct cpu order Chanho Park
2015-07-14 0:48 ` Krzysztof Kozlowski [this message]
2015-07-14 5:04 ` Kukjin Kim
2015-07-14 5:36 ` Mauro Ribeiro
2015-07-14 6:28 ` Krzysztof Kozlowski
2015-07-14 7:13 ` Chanho Park
2015-07-14 8:23 ` Kukjin Kim
2015-07-14 12:28 ` Chanho Park
2015-07-16 2:02 ` Krzysztof Kozlowski
2015-07-29 1:05 ` Kukjin Kim
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