Re: [PATCH] ARM: dts: exynos: Remove 'opp-shared' from Exynos4412 bus OPP-tables

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Hi Krzysztof,

On 20.09.2020 17:27, Krzysztof Kozlowski wrote:
> On Fri, Sep 11, 2020 at 02:22:36PM +0200, Marek Szyprowski wrote:
>> Commits 1019fe2c7280 ("ARM: dts: exynos: Adjust bus related OPPs to the
>> values correct for Exynos5422 Odroids") and 9ff416cf45a0 ("ARM: dts:
>> exynos: Disable frequency scaling for FSYS bus on Odroid XU3 family")
>> revealed that 'opp-shared' property for the Exynos bus OPPs was used
>> incorrectly, what had the side-effect of disabling frequency scaling for
>> the second and latter buses sharing given OPP-table.
>>
>> Fix this by removing bogus 'opp-shared' properties from Exynos4412 bus
>> OPP-tables. This restores frequency scaling for the following busses:
>> C2C, RightBus, and MFC.
>>
>> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
>> ---
>>   arch/arm/boot/dts/exynos4412.dtsi | 6 ------
>>   1 file changed, 6 deletions(-)
>>
> As discussed on IRC, I am waiting with these patches till you let me
> know they're good.

I got the information from Markus Reichl that this patch finally doesn't 
cause a regression. The issue he observed must be something else. 
Anyway, I would like to postpone this patch to the next release cycle to 
give it enough testing in linux-next.

Best regards
-- 
Marek Szyprowski, PhD
Samsung R&D Institute Poland




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