[PATCHv2 2/5] ARM: dts: Add rotator node for exynos4210

Chanho Park chanho61.park at samsusng.com
Sun Aug 11 19:51:11 PDT 2013


Hi Tomasz,

> -----Original Message-----
> From: Tomasz Figa [mailto:t.figa at samsung.com]
> Sent: Friday, August 09, 2013 9:57 PM
> To: Chanho Park
> Cc: inki.dae at samsung.com; kgene.kim at samsung.com; dri-
> devel at lists.freedesktop.org; kyungmin.park at samsung.com;
> mark.rutland at arm.com; l.stach at pengutronix.de; s.nawrocki at samsung.com;
> tomasz.figa at gmail.com; linux-samsung-soc at vger.kernel.org; linux-arm-
> kernel at lists.infradead.org; devicetree at vger.kernel.org; Thomas Abraham
> Subject: Re: [PATCHv2 2/5] ARM: dts: Add rotator node for exynos4210
> 
> On Friday 09 of August 2013 16:40:50 Chanho Park wrote:
> > This patch adds a rotator node for exynos4210. The exynos4210 has
> > different limitation of image size compared with later chips.
> >
> > Signed-off-by: Chanho Park <chanho61.park at samsung.com>
> > Cc: Thomas Abraham <thomas.abraham at linaro.org>
> > Cc: Kukjin Kim <kgene.kim at samsung.com>
> > Cc: Inki Dae <inki.dae at samsung.com>
> > Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
> > ---
> >  arch/arm/boot/dts/exynos4.dtsi |    9 +++++++++
> >  1 file changed, 9 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/exynos4.dtsi
> > b/arch/arm/boot/dts/exynos4.dtsi index 597cfcf..002b2b8 100644
> > --- a/arch/arm/boot/dts/exynos4.dtsi
> > +++ b/arch/arm/boot/dts/exynos4.dtsi
> > @@ -243,6 +243,15 @@
> >  		status = "disabled";
> >  	};
> >
> > +	rotator: rotator at 12810000 {
> > +		compatible = "samsung,exynos4210-rotator";
> > +		reg = <0x12810000 0x1000>;
> > +		interrupts = <0 83 0>;
> > +		clocks = <&clock 278>;
> > +		clock-names = "rotator";
> > +		status = "disabled";
> 
> Does the rotator need any board-specific information to work? If no, it
> should not be disabled by default. Same comment goes to patch 4/5.

It does not have any board-specific information. I'll remove the status
node.
Thanks.

Best Regards,
Chanho Park




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