Re: [PATCH] video: ARM CLCD: Added support for FBIO_WAITFORVSYNC

[Pawel Moll <pawel.moll@arm.com>]

On Wed, 2015-02-25 at 21:01 +0000, Arun Ramamurthy wrote:
> Added ioctl and interrupt handler functions to support FBIO_WAITFORVSYNC
> Also corrected documentation to make interrupts and interrupt-names
> optional as they are not required properties.

You may not be aware of this fact, but its the "documentation" what
defines what properties are required...

> Reviewed-by: Ray Jui <rjui@broadcom.com>
> Reviewed-by: Scott Branden <sbranden@broadcom.com>
> Signed-off-by: Arun Ramamurthy <arun.ramamurthy@broadcom.com>0
> ---
>  .../devicetree/bindings/video/arm,pl11x.txt        | 11 +--
>  drivers/video/fbdev/amba-clcd.c                    | 82 ++++++++++++++++++++++
>  include/linux/amba/clcd.h                          |  4 ++
>  3 files changed, 89 insertions(+), 8 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/video/arm,pl11x.txt b/Documentation/devicetree/bindings/video/arm,pl11x.txt
> index 2262cdb..7d19024 100644
> --- a/Documentation/devicetree/bindings/video/arm,pl11x.txt
> +++ b/Documentation/devicetree/bindings/video/arm,pl11x.txt
> @@ -10,14 +10,6 @@ Required properties:
>  
>  - reg: base address and size of the control registers block
>  
> -- interrupt-names: either the single entry "combined" representing a
> -	combined interrupt output (CLCDINTR), or the four entries
> -	"mbe", "vcomp", "lnbu", "fuf" representing the individual
> -	CLCDMBEINTR, CLCDVCOMPINTR, CLCDLNBUINTR, CLCDFUFINTR interrupts
> -
> -- interrupts: contains an interrupt specifier for each entry in
> -	interrupt-names
> -
>  - clock-names: should contain "clcdclk" and "apb_pclk"
>  
>  - clocks: contains phandle and clock specifier pairs for the entries

So no, you can't do that.

Pawel