From patchwork Fri Feb 21 08:49:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maulik Shah X-Patchwork-Id: 190275 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=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 9364BC35641 for ; Fri, 21 Feb 2020 08:50:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 69ECD24670 for ; Fri, 21 Feb 2020 08:50:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="JCji3NXa" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727716AbgBUIuc (ORCPT ); Fri, 21 Feb 2020 03:50:32 -0500 Received: from mail27.static.mailgun.info ([104.130.122.27]:19505 "EHLO mail27.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728609AbgBUIub (ORCPT ); Fri, 21 Feb 2020 03:50:31 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1582275031; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=7b7itL5l6V/rBjzQ5OBUu9QenXsui5Azh6HozFoAP/E=; b=JCji3NXa5k4khTFhL4eRkeqXc1xYOiEQYmGUop1ONdB63K78GBwgSriRMbIp3NpnrGE56YqF YZYXl0C/lVOBXYi/eR7mqmpntLVwXOFDTuHE0B5C/aDCTNP6fK66wUPp6U+3vmN6cRNANtZb Xn75uVcydjhmjn1Bag94JnAalUY= X-Mailgun-Sending-Ip: 104.130.122.27 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 mxa.mailgun.org with ESMTP id 5e4f99d3.7f386704b570-smtp-out-n02; Fri, 21 Feb 2020 08:50:27 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 673DBC447A2; Fri, 21 Feb 2020 08:50:27 +0000 (UTC) Received: from mkshah-linux.qualcomm.com (blr-c-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: mkshah) by smtp.codeaurora.org (Postfix) with ESMTPSA id 1DE64C433A2; Fri, 21 Feb 2020 08:50:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 1DE64C433A2 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=none smtp.mailfrom=mkshah@codeaurora.org From: Maulik Shah To: swboyd@chromium.org, mka@chromium.org, evgreen@chromium.org, bjorn.andersson@linaro.org Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, agross@kernel.org, dianders@chromium.org, rnayak@codeaurora.org, ilina@codeaurora.org, lsrao@codeaurora.org, Mahesh Sivasubramanian , devicetree@vger.kernel.org, Maulik Shah Subject: [PATCH v2 1/4] dt-bindings: Introduce soc sleep stats bindings for Qualcomm SoCs Date: Fri, 21 Feb 2020 14:19:43 +0530 Message-Id: <1582274986-17490-2-git-send-email-mkshah@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1582274986-17490-1-git-send-email-mkshah@codeaurora.org> References: <1582274986-17490-1-git-send-email-mkshah@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Mahesh Sivasubramanian Add device binding documentation for Qualcomm Technology Inc's (QTI) SoC sleep stats driver. The driver is used for displaying SoC sleep statistic maintained by Always On Processor or Resource Power Manager. Cc: devicetree@vger.kernel.org Signed-off-by: Mahesh Sivasubramanian Signed-off-by: Lina Iyer Signed-off-by: Maulik Shah Reviewed-by: Bjorn Andersson --- .../bindings/soc/qcom/soc-sleep-stats.yaml | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml diff --git a/Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml b/Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml new file mode 100644 index 00000000..50352a4 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/qcom/soc-sleep-stats.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bindings/soc/qcom/soc-sleep-stats.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. (QTI) SoC sleep stats bindings + +maintainers: + - Maulik Shah + - Lina Iyer + +description: | + Always On Processor/Resource Power Manager maintains statistics of the SoC + sleep modes involving powering down of the rails and oscillator clock. + + Statistics includes SoC sleep mode type, number of times low power mode were + entered, time of last entry, time of last exit and accumulated sleep duration. + SoC sleep stats driver provides debugfs interface to show this information. + +properties: + compatible: + enum: + - qcom,rpmh-sleep-stats + - qcom,rpm-sleep-stats + + reg: + maxItems: 1 + +required: + - compatible + - reg + +examples: + # Example of rpmh sleep stats + - | + rpmh_sleep_stats: soc-sleep-stats@c3f0000 { + compatible = "qcom,rpmh-sleep-stats"; + reg = <0 0xc3f0000 0 0x400>; + }; + # Example of rpm sleep stats + - | + rpm_sleep_stats: soc-sleep-stats@4690000 { + compatible = "qcom,rpm-sleep-stats"; + reg = <0 0x04690000 0 0x400>; + }; +...