[PATCH 01/25] ARM: dts: exynos4: add rotator nodes

Marek Szyprowski m.szyprowski at samsung.com
Fri Nov 13 00:32:56 PST 2015


Hello,

On 2015-11-13 03:29, Krzysztof Kozlowski wrote:
> On 10.11.2015 22:23, Marek Szyprowski wrote:
>> This patch adds device node for Rotator device to Exynos 4210 and 4x12
>> device tree files.
>>
>> Signed-off-by: Marek Szyprowski <m.szyprowski at samsung.com>
>> ---
>>   arch/arm/boot/dts/exynos4.dtsi    | 10 +++++++++-
>>   arch/arm/boot/dts/exynos4210.dtsi |  8 ++++++++
>>   arch/arm/boot/dts/exynos4x12.dtsi |  4 ++++
>>   3 files changed, 21 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
>> index 2f31f773b096..3fa575ad7693 100644
>> --- a/arch/arm/boot/dts/exynos4.dtsi
>> +++ b/arch/arm/boot/dts/exynos4.dtsi
>> @@ -718,6 +718,15 @@
>>   		iommus = <&sysmmu_jpeg>;
>>   	};
>>   
>> +	rotator: rotator at 12810000 {
>> +		compatible = "samsung,exynos4210-rotator";
>> +		reg = <0x12810000 0x1000>;
> One more question after looking at second patch. You are mapping size of
> 0x1000 instead of 0x64. Any particular reason? (it does not really
> matter... just wondering)

Nope, it might be just a copy/paste issue I've missed. Do you want to 
unify it to
0x64 or 0x1000?

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



More information about the dri-devel mailing list