From mboxrd@z Thu Jan 1 00:00:00 1970 From: Viresh Kumar Subject: Re: [PATCH v11 1/9] dt-bindings: opp: Introduce opp-level bindings Date: Thu, 10 Jan 2019 11:56:54 +0530 Message-ID: <20190110062654.3ukmgorqdw5tist5@vireshk-i7> References: <20190110040209.6028-1-rnayak@codeaurora.org> <20190110040209.6028-2-rnayak@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20190110040209.6028-2-rnayak@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org To: Rajendra Nayak Cc: andy.gross@linaro.org, robh@kernel.org, sboyd@kernel.org, ulf.hansson@linaro.org, collinsd@codeaurora.org, mka@chromium.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, henryc.chen@mediatek.com List-Id: devicetree@vger.kernel.org On 10-01-19, 09:32, Rajendra Nayak wrote: > Add opp-level as an additional property in the OPP node to describe > the performance level of the device. > > On some SoCs (especially from Qualcomm and MediaTek) this value > is communicated to a remote microprocessor by the CPU, which > then takes some actions (like adjusting voltage values across various > rails) based on the value passed. > > Signed-off-by: Rajendra Nayak > --- > Documentation/devicetree/bindings/opp/opp.txt | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/Documentation/devicetree/bindings/opp/opp.txt b/Documentation/devicetree/bindings/opp/opp.txt > index c396c4c0af92..76b6c79604a5 100644 > --- a/Documentation/devicetree/bindings/opp/opp.txt > +++ b/Documentation/devicetree/bindings/opp/opp.txt > @@ -129,6 +129,9 @@ Optional properties: > - opp-microamp-: Named opp-microamp property. Similar to > opp-microvolt- property, but for microamp instead. > > +- opp-level: A value representing the performance level of the device, > + expressed as a 32-bit integer. > + > - clock-latency-ns: Specifies the maximum possible transition latency (in > nanoseconds) for switching to this OPP from any other OPP. Acked-by: Viresh Kumar -- viresh