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[209.132.180.67]) by mx.google.com with ESMTP id u32-v6si4077426pgn.488.2018.06.14.00.41.12; Thu, 14 Jun 2018 00:41:30 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@codeaurora.org header.s=default header.b=nem0ZHA7; dkim=pass header.i=@codeaurora.org header.s=default header.b=aVGLN0IC; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754893AbeFNHj2 (ORCPT + 99 others); Thu, 14 Jun 2018 03:39:28 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:44112 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752759AbeFNHjW (ORCPT ); Thu, 14 Jun 2018 03:39:22 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 0D85C606DB; Thu, 14 Jun 2018 07:39:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1528961962; bh=uQ08No0lca6oq9fk5/Cuz44bX7rpuwp8VoIqDybX+To=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nem0ZHA7dat0QUPSWUwFze3xymYkQYiQCAwZbiWp+0GNt9KyNaEK3F2gcwo0l5gyd occPRRus+A/nptJiw5viPGyye0ifQKIAXXaTGlKYeafpgC0IxhVf1WiZeW2RVVcMeA lbmB+X0a0R54DuwYvrJIW9Hpw59Rt7NNcaCnZ2R4= 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 tdas-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: tdas@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 1C01C60116; Thu, 14 Jun 2018 07:39:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1528961961; bh=uQ08No0lca6oq9fk5/Cuz44bX7rpuwp8VoIqDybX+To=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aVGLN0ICIxDPKd4uXhfwN+Xf7Fg6zhcJqbadJtvZGLaFGM77emhoB+WYIZKG3pCiR g/6Pg6R2mNufBw0ejhIf37/xPxuozuUe6ZMF1/e99Ia605RztGJ33S2A5k/6zGe+RB dpUjYrhC3arAxEMgYlGw6a/3lkZs3e8xXPaB2DEQ= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 1C01C60116 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=tdas@codeaurora.org From: Taniya Das To: Stephen Boyd , Michael Turquette , robh@kernel.org Cc: Andy Gross , David Brown , Rajendra Nayak , Amit Nischal , linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Rohit Kumar , Taniya Das Subject: [PATCH 1/2] dt-bindings: clock: Introduce QCOM LPASS clock bindings Date: Thu, 14 Jun 2018 13:09:02 +0530 Message-Id: <1528961943-12506-2-git-send-email-tdas@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1528961943-12506-1-git-send-email-tdas@codeaurora.org> References: <1528961943-12506-1-git-send-email-tdas@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add device tree bindings for Low Power Audio subsystem clock controller for Qualcomm Technology Inc's SDM845 SoCs. Signed-off-by: Taniya Das --- .../devicetree/bindings/clock/qcom,lpasscc.txt | 46 ++++++++++++++++++++++ include/dt-bindings/clock/qcom,lpass-sdm845.h | 18 +++++++++ 2 files changed, 64 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/qcom,lpasscc.txt create mode 100644 include/dt-bindings/clock/qcom,lpass-sdm845.h diff --git a/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt b/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt new file mode 100644 index 0000000..16cabc4 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt @@ -0,0 +1,46 @@ +Qualcomm LPASS Clock Controller Binding +----------------------------------------------- + +Required properties : +- compatible : shall contain "qcom,sdm845-lpasscc" +- #clock-cells : from common clock binding, shall contain 1. + +Note that #address-cells, #size-cells, and ranges shall be present to ensure +the lpasscc can address the various lpass cc registers. + +Child Node Properties : +The Low Pass Audio clock controller would need to define the following child +nodes with the properties. +- compatible : shall contain all of the below for clocks in each LPASS domain + "qcom,sdm845-lpass-gcc", + "qcom,sdm845-lpass-cc", + "qcom,sdm845-lpass-qdsp6ss" +- reg : shall contain base register address and size, + +Example: + +The below node has to be defined in the cases where the LPASS peripheral loader +would bring the subsystem out of reset. + + lpasscc: clock-controller { + compatible = "qcom,sdm845-lpasscc"; + #clock-cells = <1>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + lpass_gcc@100000 { + compatible = "qcom,sdm845-lpass-gcc"; + reg = <0x00147000 0x20>; + }; + + lpass@17014000 { + compatible = "qcom,sdm845-lpass-cc"; + reg = <0x17014000 0x1f004>; + }; + + lpass_q6@17300020 { + compatible = "qcom,sdm845-lpass-qdsp6ss"; + reg = <0x17300020 0x20>; + }; + }; diff --git a/include/dt-bindings/clock/qcom,lpass-sdm845.h b/include/dt-bindings/clock/qcom,lpass-sdm845.h new file mode 100644 index 0000000..b9d816e --- /dev/null +++ b/include/dt-bindings/clock/qcom,lpass-sdm845.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2018, The Linux Foundation. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_SDM_LPASS_SDM845_H +#define _DT_BINDINGS_CLK_SDM_LPASS_SDM845_H + +#define GCC_LPASS_Q6_AXI_CLK 0 +#define GCC_LPASS_SWAY_CLK 1 +#define LPASS_AUDIO_WRAPPER_AON_CLK 2 +#define LPASS_Q6SS_AHBM_AON_CLK 3 +#define LPASS_Q6SS_AHBS_AON_CLK 4 +#define LPASS_QDSP6SS_XO_CLK 5 +#define LPASS_QDSP6SS_SLEEP_CLK 6 +#define LPASS_QDSP6SS_CORE_CLK 7 + +#endif -- Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member of the Code Aurora Forum, hosted by the Linux Foundation.