[PATCH 09/10] dt-bindings: video: exynos5433-decon: add bindings for DECON-TV

Andrzej Hajda a.hajda at samsung.com
Tue Oct 20 05:53:32 PDT 2015


On 10/20/2015 02:30 PM, Krzysztof Kozlowski wrote:
> W dniu 20.10.2015 o 18:22, Andrzej Hajda pisze:
>> DECON-TV(Display and Enhancement Controller for TV) is a variation
>> of DECON IP. Its main purpose is to produce video stream for HDMI IP.
>>
>> Signed-off-by: Andrzej Hajda <a.hajda at samsung.com>
>> ---
>>  .../devicetree/bindings/video/exynos5433-decon.txt  | 21 ++++++++++++---------
>>  1 file changed, 12 insertions(+), 9 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/video/exynos5433-decon.txt b/Documentation/devicetree/bindings/video/exynos5433-decon.txt
>> index 3dff78b..2a88c8d 100644
>> --- a/Documentation/devicetree/bindings/video/exynos5433-decon.txt
>> +++ b/Documentation/devicetree/bindings/video/exynos5433-decon.txt
>> @@ -5,24 +5,27 @@ Exynos series of SoCs which transfers the image data from a video memory
>>  buffer to an external LCD interface.
>>  
>>  Required properties:
>> -- compatible: value should be "samsung,exynos5433-decon";
>> +- compatible: value should be one of:
>> +	"samsung,exynos5433-decon", "samsung,exynos5433-decon-tv";
> Until this point it looked good.
>
>>  - reg: physical base address and length of the DECON registers set.
>> -- interrupts: should contain a list of all DECON IP block interrupts in the
>> -	      order: VSYNC, LCD_SYSTEM. The interrupt specifier format
>> -	      depends on the interrupt controller used.
>> -- interrupt-names: should contain the interrupt names: "vsync", "lcd_sys"
>> -		   in the same order as they were listed in the interrupts
>> -		   property.
>> +- interrupts: should contain interrupt specifier of VSYNC and optionally
>> +	      LCD_SYSTEM. The interrupt specifier format depends on
>> +	      the interrupt controller used.
>> +- interrupt-names: should contain the interrupt name "vsync" and optionally
>> +		   "lcd_sys" in the same order as they were listed in
>> +		   the interrupts property.
> The driver already did not require both interrupts, right? Only one of them?

Right. More precisely it did not require since beginning.

>
>>  - clocks: must include clock specifiers corresponding to entries in the
>>  	  clock-names property.
>>  - clock-names: list of clock names sorted in the same order as the clocks
>>  	       property. Must contain "pclk", "aclk_decon", "aclk_smmu_decon0x",
>>  	       "aclk_xiu_decon0x", "pclk_smmu_decon0x", clk_decon_vclk",
>>  	       "sclk_decon_eclk"
>> +
>> +Optional properties:
>>  - ports: contains a port which is connected to mic node. address-cells and
>> -	 size-cells must 1 and 0, respectively.
>> +	 size-cells must be 1 and 0, respectively.
>>  - port: contains an endpoint node which is connected to the endpoint in the mic
>> -	node. The reg value muset be 0.
>> +	node. The reg value must be 0.
>>  - i80-if-timings: specify whether the panel which is connected to decon uses
>>  		  i80 lcd interface or mipi video interface. This node contains
>>  		  no timing information as that of fimd does. Because there is
>>
> This is cleanup, please split it.

Ok. I will split it into cleanup/fix patch, and 2nd one adding compatible.

Regards
Andrzej
>
> Best regards,
> Krzysztof
>



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