From: Wen He <wen.he_1@nxp.com>
To: Rob Herring <robh+dt@kernel.org>
Cc: "linux-devel@linux.nxdi.nxp.com" <linux-devel@linux.nxdi.nxp.com>,
Liviu Dudau <liviu.dudau@arm.com>,
Brian Starkey <brian.starkey@arm.com>,
David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
Mark Rutland <mark.rutland@arm.com>,
dri-devel <dri-devel@lists.freedesktop.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Leo Li <leoyang.li@nxp.com>
Subject: RE: [EXT] Re: [v3 1/2] dt/bindings: display: Add optional property node for Mali DP500
Date: Mon, 19 Aug 2019 02:13:39 +0000 [thread overview]
Message-ID: <DB7PR04MB5195A94A64615FF44C0F4442E2A80@DB7PR04MB5195.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <CAL_JsqLPZ+hCGd=J3MU83saHJJ-yx6k+X0Y7-2ECu5yT8PxF4w@mail.gmail.com>
> -----Original Message-----
> From: Rob Herring <robh+dt@kernel.org>
> Sent: 2019年8月17日 4:09
> To: Wen He <wen.he_1@nxp.com>
> Cc: linux-devel@linux.nxdi.nxp.com; Liviu Dudau <liviu.dudau@arm.com>;
> Brian Starkey <brian.starkey@arm.com>; David Airlie <airlied@linux.ie>; Daniel
> Vetter <daniel@ffwll.ch>; Mark Rutland <mark.rutland@arm.com>; dri-devel
> <dri-devel@lists.freedesktop.org>; devicetree@vger.kernel.org;
> linux-kernel@vger.kernel.org; Leo Li <leoyang.li@nxp.com>
> Subject: [EXT] Re: [v3 1/2] dt/bindings: display: Add optional property node for
> Mali DP500
>
> Caution: EXT Email
>
> On Fri, Aug 16, 2019 at 4:14 AM Wen He <wen.he_1@nxp.com> wrote:
> >
> > Add optional property node 'arm,malidp-arqos-value' for the Mali DP500.
> > This property describe the ARQoS levels of DP500's QoS signaling.
> >
> > Signed-off-by: Wen He <wen.he_1@nxp.com>
> > ---
> > change in v3:
> > - correction the describe of the node
> >
> > Documentation/devicetree/bindings/display/arm,malidp.txt | 3 +++
> > 1 file changed, 3 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/display/arm,malidp.txt
> b/Documentation/devicetree/bindings/display/arm,malidp.txt
> > index 2f7870983ef1..1f711d32f235 100644
> > --- a/Documentation/devicetree/bindings/display/arm,malidp.txt
> > +++ b/Documentation/devicetree/bindings/display/arm,malidp.txt
> > @@ -37,6 +37,8 @@ Optional properties:
> >
> Documentation/devicetree/bindings/reserved-memory/reserved-memory.txt)
> > to be used for the framebuffer; if not present, the framebuffer may
> > be located anywhere in memory.
> > + - arm,malidp-arqos-high-level: phandle to describing the ARQoS levels of
> DP500's
> > + QoS signaling.
>
> The driver is reading a u32... Did you test this?
Sure, actually, here should be use a u32 value....
The older description was correct, sorry, I should be
Correction the example node define...
'integer of u32 value describing the ARQoS levels of DP500's QoS signaling',
>
>
> >
> >
> > Example:
> > @@ -54,6 +56,7 @@ Example:
> > clocks = <&oscclk2>, <&fpgaosc0>, <&fpgaosc1>,
> <&fpgaosc1>;
> > clock-names = "pxlclk", "mclk", "aclk", "pclk";
> > arm,malidp-output-port-lines = /bits/ 8 <8 8 8>;
> > + arm,malidp-arqos-high-level = <&rqosvalue>;
arm,malidp-arqos-high-level = < 0xd000d000>;
Best Regards,
Wen
> > port {
> > dp0_output: endpoint {
> > remote-endpoint =
> <&tda998x_2_input>;
> > --
> > 2.17.1
> >
prev parent reply other threads:[~2019-08-19 2:13 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-16 10:04 [v3 1/2] dt/bindings: display: Add optional property node for Mali DP500 Wen He
2019-08-16 10:04 ` [v3 2/2] drm/arm/mali-dp: Add display QoS interface configuration " Wen He
2019-08-16 20:09 ` [v3 1/2] dt/bindings: display: Add optional property node " Rob Herring
2019-08-19 2:13 ` Wen He [this message]
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