From patchwork Tue Jul 20 04:36:35 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sibi Sankar X-Patchwork-Id: 12387477 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=-16.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 66869C07E9B for ; Tue, 20 Jul 2021 04:37:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 49FB861175 for ; Tue, 20 Jul 2021 04:37:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346772AbhGTD5A (ORCPT ); Mon, 19 Jul 2021 23:57:00 -0400 Received: from so254-9.mailgun.net ([198.61.254.9]:39779 "EHLO so254-9.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346788AbhGTD4v (ORCPT ); Mon, 19 Jul 2021 23:56:51 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1626755850; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=tw5Gimc5vYHVqMzKwZl/ULRttWcbwmcovLXK1CznnFM=; b=RwhYQlbnk2TfuIXpAOWDzjnbEbNNxCxwB5oiRO36DJE5j5EJmf+FBDA7G7v2kTQjqdl+Glt8 wNiCUCRHIbsy+mW0akzk/YH4eCP9g1fVa+tt/1HshPfttiyPigjT+Y99gsdelm+rXRb0pNsm 0B3XwJKUV8GgbaiY7DfsqyYhNYk= X-Mailgun-Sending-Ip: 198.61.254.9 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n07.prod.us-east-1.postgun.com with SMTP id 60f653054815712f3a5e7d38 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Tue, 20 Jul 2021 04:37:25 GMT Sender: sibis=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 68DAEC4323A; Tue, 20 Jul 2021 04:37:24 +0000 (UTC) Received: from blr-ubuntu-87.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: sibis) by smtp.codeaurora.org (Postfix) with ESMTPSA id 77259C43460; Tue, 20 Jul 2021 04:37:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 77259C43460 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=sibis@codeaurora.org From: Sibi Sankar To: mka@chromium.org, swboyd@chromium.org, bjorn.andersson@linaro.org, robh+dt@kernel.org Cc: ulf.hansson@linaro.org, rjw@rjwysocki.net, agross@kernel.org, ohad@wizery.com, mathieu.poirier@linaro.org, linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dianders@chromium.org, rishabhb@codeaurora.org, sidgup@codeaurora.org, Sibi Sankar Subject: [PATCH v4 01/13] dt-bindings: soc: qcom: aoss: Drop the load state power-domain Date: Tue, 20 Jul 2021 10:06:35 +0530 Message-Id: <1626755807-11865-2-git-send-email-sibis@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1626755807-11865-1-git-send-email-sibis@codeaurora.org> References: <1626755807-11865-1-git-send-email-sibis@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The power-domains exposed by AOSS QMP node are used to notify the Always on Subsystem (AOSS) that a particular co-processor is up/down. These co-processors enter low-power modes independent to that of the application processor and their states are expected to remain unaltered across system suspend/resume cycles. To achieve this behavior let's drop the load power-domain and replace them with generic qmp_send interface instead. Signed-off-by: Sibi Sankar Reviewed-by: Matthias Kaehlcke Reviewed-by: Stephen Boyd Acked-by: Rob Herring --- v4: * Rebase patch due to the recent aoss-qmp yaml conversion (Dropping Rb). Documentation/devicetree/bindings/soc/qcom/qcom,aoss-qmp.yaml | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,aoss-qmp.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,aoss-qmp.yaml index 93e4b737ee1b..c55e98fc14fa 100644 --- a/Documentation/devicetree/bindings/soc/qcom/qcom,aoss-qmp.yaml +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,aoss-qmp.yaml @@ -19,8 +19,7 @@ description: The AOSS side channel exposes control over a set of resources, used to control a set of debug related clocks and to affect the low power state of resources - related to the secondary subsystems. These resources are exposed as a set of - power-domains. + related to the secondary subsystems. properties: compatible: @@ -57,13 +56,6 @@ properties: description: The single clock represents the QDSS clock. - "#power-domain-cells": - const: 1 - description: | - The provided power-domains are: - CDSP state (0), LPASS state (1), modem state (2), SLPI - state (3), SPSS state (4) and Venus state (5). - required: - compatible - reg @@ -101,7 +93,6 @@ examples: mboxes = <&apss_shared 0>; #clock-cells = <0>; - #power-domain-cells = <1>; cx_cdev: cx { #cooling-cells = <2>;