lkml.org 
[lkml]   [2019]   [Jul]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH v3 1/6] dt-bindings: opp: Introduce opp-peak-KBps and opp-avg-KBps bindings
On Fri, Jul 26, 2019 at 9:24 AM Georgi Djakov <georgi.djakov@linaro.org> wrote:
>
> Hi Saravana,
>
> On 7/3/19 04:10, Saravana Kannan wrote:
> > Interconnects often quantify their performance points in terms of
> > bandwidth. So, add opp-peak-KBps (required) and opp-avg-KBps (optional) to
> > allow specifying Bandwidth OPP tables in DT.
> >
> > opp-peak-KBps is a required property that replace opp-hz for Bandwidth OPP
> > tables.
> >
> > opp-avg-KBps is an optional property that can be used in Bandwidth OPP
> > tables.
> >
> > Signed-off-by: Saravana Kannan <saravanak@google.com>
> > ---
> > Documentation/devicetree/bindings/opp/opp.txt | 15 ++++++++++++---
> > 1 file changed, 12 insertions(+), 3 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/opp/opp.txt b/Documentation/devicetree/bindings/opp/opp.txt
> > index 76b6c79604a5..c869e87caa2a 100644
> > --- a/Documentation/devicetree/bindings/opp/opp.txt
> > +++ b/Documentation/devicetree/bindings/opp/opp.txt
> > @@ -83,9 +83,14 @@ properties.
> >
> > Required properties:
> > - opp-hz: Frequency in Hz, expressed as a 64-bit big-endian integer. This is a
> > - required property for all device nodes but devices like power domains. The
> > - power domain nodes must have another (implementation dependent) property which
> > - uniquely identifies the OPP nodes.
> > + required property for all device nodes but for devices like power domains or
> > + bandwidth opp tables. The power domain nodes must have another (implementation
> > + dependent) property which uniquely identifies the OPP nodes. The interconnect
> > + opps are required to have the opp-peak-bw property.
> > +
> > +- opp-peak-KBps: Peak bandwidth in kilobytes per second, expressed as a 32-bit
>
> As Rob already mentioned, KBps should be documented. See [1].
>

Will do. Thanks for the pointer.

-Saravana

\
 
 \ /
  Last update: 2019-07-26 21:10    [W:0.115 / U:0.276 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site