linux-kernel - Re: [PATCH v11 1/9] dt-bindings: opp: Introduce opp-level bindings

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Message-ID: <154723356455.169631.14468856077074543422@swboyd.mtv.corp.google.com>
Date:   Fri, 11 Jan 2019 11:06:04 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     Rajendra Nayak <rnayak@...eaurora.org>, andy.gross@...aro.org,
        collinsd@...eaurora.org, mka@...omium.org, robh@...nel.org,
        ulf.hansson@...aro.org, viresh.kumar@...aro.org
Cc:     devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org, henryc.chen@...iatek.com,
        Rajendra Nayak <rnayak@...eaurora.org>
Subject: Re: [PATCH v11 1/9] dt-bindings: opp: Introduce opp-level bindings

Quoting Rajendra Nayak (2019-01-09 20:02:01)
> 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 <rnayak@...eaurora.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@...omium.org>