linux-kernel - [PATCH 1/4] dt-bindings: opp: Introduce opp-sustainable bindings

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Message-Id: <20201028140847.1018-2-lukasz.luba@arm.com>
Date:   Wed, 28 Oct 2020 14:08:44 +0000
From:   Lukasz Luba <lukasz.luba@....com>
To:     linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        vireshk@...nel.org, robh+dt@...nel.org
Cc:     sboyd@...nel.org, nm@...com, rafael@...nel.org,
        sudeep.holla@....com, daniel.lezcano@...aro.org,
        Dietmar.Eggemann@....com, lukasz.luba@....com
Subject: [PATCH 1/4] dt-bindings: opp: Introduce opp-sustainable bindings

Add opp-sustainable as an additional property in the OPP node to describe
the sustainable performance level of the device. This will help to
estimate the sustainable performance of the whole system.

Signed-off-by: Lukasz Luba <lukasz.luba@....com>
---
 Documentation/devicetree/bindings/opp/opp.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/opp/opp.txt b/Documentation/devicetree/bindings/opp/opp.txt
index 9847dfeeffcb..cd01028de305 100644
--- a/Documentation/devicetree/bindings/opp/opp.txt
+++ b/Documentation/devicetree/bindings/opp/opp.txt
@@ -154,6 +154,10 @@ Optional properties:
 - opp-suspend: Marks the OPP to be used during device suspend. If multiple OPPs
   in the table have this, the OPP with highest opp-hz will be used.
 
+- opp-sustainable: Marks the OPP as sustainable. This property can be used for
+  estimating sustainable performance of the whole system. If multiple OPPs in
+  the table have this, the OPP with highest opp-hz will be used.
+
 - opp-supported-hw: This property allows a platform to enable only a subset of
   the OPPs from the larger set present in the OPP table, based on the current
   version of the hardware (already known to the operating system).
-- 
2.17.1