From patchwork Wed Oct 28 14:08:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Luba X-Patchwork-Id: 314841 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0AD72C56201 for ; Wed, 28 Oct 2020 22:28:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B5A5920714 for ; Wed, 28 Oct 2020 22:28:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387449AbgJ1W2d (ORCPT ); Wed, 28 Oct 2020 18:28:33 -0400 Received: from foss.arm.com ([217.140.110.172]:40032 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733218AbgJ1W1P (ORCPT ); Wed, 28 Oct 2020 18:27:15 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0F0BB177F; Wed, 28 Oct 2020 07:09:20 -0700 (PDT) Received: from e123648.arm.com (unknown [10.57.12.129]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 133353F66E; Wed, 28 Oct 2020 07:09:16 -0700 (PDT) From: Lukasz Luba To: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, vireshk@kernel.org, robh+dt@kernel.org Cc: sboyd@kernel.org, nm@ti.com, rafael@kernel.org, sudeep.holla@arm.com, daniel.lezcano@linaro.org, Dietmar.Eggemann@arm.com, lukasz.luba@arm.com Subject: [PATCH 1/4] dt-bindings: opp: Introduce opp-sustainable bindings Date: Wed, 28 Oct 2020 14:08:44 +0000 Message-Id: <20201028140847.1018-2-lukasz.luba@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201028140847.1018-1-lukasz.luba@arm.com> References: <20201028140847.1018-1-lukasz.luba@arm.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 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 --- 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).