From patchwork Fri Mar 16 04:08:17 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rajendra Nayak X-Patchwork-Id: 886610 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=codeaurora.org header.i=@codeaurora.org header.b="XbfTBrhT"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="XbfTBrhT"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 402X5C1MGdz9sVj for ; Fri, 16 Mar 2018 15:08:46 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750749AbeCPEIp (ORCPT ); Fri, 16 Mar 2018 00:08:45 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:48866 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750748AbeCPEIo (ORCPT ); Fri, 16 Mar 2018 00:08:44 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id B147260591; Fri, 16 Mar 2018 04:08:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1521173323; bh=YtrXteA2dmK0zjtXc4GYmW0D8er0WYyEK0JPBu+9ajA=; h=From:To:Cc:Subject:Date:From; b=XbfTBrhTP+Oo+4/uHIHOwFdJTCYZfydRguUUhnZir0EXqDBnYS6nMQnZg23TnxZgw wZafJJyxElTZdIidwkYEjw0E8P52lYKh9vu31g9ZGWyKFY7cdilYJjM8wVeUAItRZ0 bTzd4AL1hri+MKrcA/BTn+MNR0I8VFZmD5oMHK98= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_SIGNED, T_DKIM_INVALID autolearn=no autolearn_force=no version=3.4.0 Received: from blr-ubuntu-173.qualcomm.com (blr-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.18.19]) (using TLSv1.1 with cipher ECDHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: rnayak@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id BECE4603AF; Fri, 16 Mar 2018 04:08:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1521173323; bh=YtrXteA2dmK0zjtXc4GYmW0D8er0WYyEK0JPBu+9ajA=; h=From:To:Cc:Subject:Date:From; b=XbfTBrhTP+Oo+4/uHIHOwFdJTCYZfydRguUUhnZir0EXqDBnYS6nMQnZg23TnxZgw wZafJJyxElTZdIidwkYEjw0E8P52lYKh9vu31g9ZGWyKFY7cdilYJjM8wVeUAItRZ0 bTzd4AL1hri+MKrcA/BTn+MNR0I8VFZmD5oMHK98= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org BECE4603AF Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=rnayak@codeaurora.org From: Rajendra Nayak To: viresh.kumar@linaro.org, sboyd@kernel.org, andy.gross@linaro.org, ulf.hansson@linaro.org Cc: devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Rajendra Nayak Subject: [PATCH 0/7] Add powerdomain driver for corners on msm8996 Date: Fri, 16 Mar 2018 09:38:17 +0530 Message-Id: <20180316040824.21472-1-rnayak@codeaurora.org> X-Mailer: git-send-email 2.15.1 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org With performance state support for genpd merged, and with some more patches to add support for them in the OPP layer [1] under discussion, this is an effort to model a powerdomain driver to communicate corner/level values for qualcomm platforms to RPM (Remote Power Manager) This series adds data specific to msm8996 and is tested on the db820c. We also modify mmc as one of the first devices to move to using an OPP table and vote on corners using the performance state infrastructure. [1] https://lwn.net/Articles/742136/ Rajendra Nayak (6): soc: qcom: rpmpd: Add a powerdomain driver to model corners dt-bindings: opp: Introduce qcom-opp bindings soc: qcom: rpmpd: Add support for get/set performance state arm64: dts: msm8996: Add rpmpd device node mmc: sdhci-msm: Adapt the driver to use OPPs to set clocks/performance state soc: qcom: rpmpd: Add a max vote on all corners at init Viresh Kumar (1): PM / OPP: Add dev_pm_opp_get_of_node() Documentation/devicetree/bindings/opp/qcom-opp.txt | 25 ++ .../devicetree/bindings/power/qcom,rpmpd.txt | 14 + arch/arm64/boot/dts/qcom/msm8996.dtsi | 87 +++++ drivers/clk/qcom/gcc-msm8996.c | 8 +- drivers/mmc/host/sdhci-msm.c | 57 +++- drivers/opp/of.c | 19 ++ drivers/soc/qcom/Kconfig | 9 + drivers/soc/qcom/Makefile | 1 + drivers/soc/qcom/rpmpd.c | 350 +++++++++++++++++++++ include/linux/pm_opp.h | 5 + 10 files changed, 561 insertions(+), 14 deletions(-) create mode 100644 Documentation/devicetree/bindings/opp/qcom-opp.txt create mode 100644 Documentation/devicetree/bindings/power/qcom,rpmpd.txt create mode 100644 drivers/soc/qcom/rpmpd.c Acked-by: Viresh Kumar Acked-by: Viresh Kumar Acked-by: Viresh Kumar Acked-by: Viresh Kumar