From patchwork Sat Nov 10 01:44:15 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taniya Das X-Patchwork-Id: 10676821 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 29FE8139B for ; Sat, 10 Nov 2018 01:44:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 158332EC37 for ; Sat, 10 Nov 2018 01:44:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 072402EC60; Sat, 10 Nov 2018 01:44:45 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7B0A12EC37 for ; Sat, 10 Nov 2018 01:44:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728644AbeKJL15 (ORCPT ); Sat, 10 Nov 2018 06:27:57 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:35786 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728032AbeKJL15 (ORCPT ); Sat, 10 Nov 2018 06:27:57 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id F3EA660B7A; Sat, 10 Nov 2018 01:44:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1541814282; bh=gRcQJX5hNE2aXTIAbK72iHPaH0wPP+Q2aAIzYtOtr8w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dttLnHDXnZBadAK9/j8hqtZKu4FzfPZTrCIeNW1ohQ5Xy8FxYWiHFMoUYkn0g6Qh4 C42Lkn95+B4mReVoAlEavio9y9PMC6BIi8eMkTqOEcL2mlC2L+GD7Ew7rDPC5jaUiz 2pJTMdsjlGICye8YG/LkDMy0SEiIbaoZx+otnB2g= 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 615316032C; Sat, 10 Nov 2018 01:44:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1541814281; bh=gRcQJX5hNE2aXTIAbK72iHPaH0wPP+Q2aAIzYtOtr8w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=epnLVVEZ3wJbzdimxHFrI9YxEoC7D0HYIwcnZBxges/YlQ+NCpaKY/8SaJOBkJsj1 072kh7mt1sdB5G6yPR5WrBWbEO9BEP4f+KxyhMED4AKbSQtkv6tM72vY7ojNyRsgjh 1BJzaC/yb5cvAaPMAgUFvmRmXaSOwJLOaqsDI6VQ= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 615316032C 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 Cc: Andy Gross , David Brown , Rajendra Nayak , 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, robh@kernel.org, Taniya Das Subject: [PATCH v9 1/2] dt-bindings: clock: Introduce QCOM LPASS clock bindings Date: Sat, 10 Nov 2018 07:14:15 +0530 Message-Id: <1541814256-23254-2-git-send-email-tdas@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1541814256-23254-1-git-send-email-tdas@codeaurora.org> References: <1541814256-23254-1-git-send-email-tdas@codeaurora.org> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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,gcc.txt | 16 +++++++++++++ .../devicetree/bindings/clock/qcom,lpasscc.txt | 26 ++++++++++++++++++++++ include/dt-bindings/clock/qcom,gcc-sdm845.h | 2 ++ include/dt-bindings/clock/qcom,lpass-sdm845.h | 16 +++++++++++++ 4 files changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/qcom,lpasscc.txt create mode 100644 include/dt-bindings/clock/qcom,lpass-sdm845.h -- Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member of the Code Aurora Forum, hosted by the Linux Foundation. diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc.txt b/Documentation/devicetree/bindings/clock/qcom,gcc.txt index 52d9345..8661c3c 100644 --- a/Documentation/devicetree/bindings/clock/qcom,gcc.txt +++ b/Documentation/devicetree/bindings/clock/qcom,gcc.txt @@ -35,6 +35,8 @@ be part of GCC and hence the TSENS properties can also be part of the GCC/clock-controller node. For more details on the TSENS properties please refer Documentation/devicetree/bindings/thermal/qcom-tsens.txt +- protected-clocks : Protected clock specifier list as per common clock + binding. Example: clock-controller@900000 { @@ -55,3 +57,17 @@ Example of GCC with TSENS properties: #reset-cells = <1>; #thermal-sensor-cells = <1>; }; + +Example of GCC with protected-clocks properties: + clock-controller@100000 { + compatible = "qcom,gcc-sdm845"; + reg = <0x100000 0x1f0000>; + #clock-cells = <1>; + #reset-cells = <1>; + #power-domain-cells = <1>; + protected-clocks = , + , + , + , + ; + }; diff --git a/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt b/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt new file mode 100644 index 0000000..b9e9787 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt @@ -0,0 +1,26 @@ +Qualcomm LPASS Clock Controller Binding +----------------------------------------------- + +Required properties : +- compatible : shall contain "qcom,sdm845-lpasscc" +- #clock-cells : from common clock binding, shall contain 1. +- reg : shall contain base register address and size, + in the order + Index-0 maps to LPASS_CC register region + Index-1 maps to LPASS_QDSP6SS register region + +Optional properties : +- reg-names : register names of LPASS domain + "cc", "qdsp6ss". + +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@17014000 { + compatible = "qcom,sdm845-lpasscc"; + reg = <0x17014000 0x1f004>, <0x17300000 0x200>; + reg-names = "cc", "qdsp6ss"; + #clock-cells = <1>; + }; diff --git a/include/dt-bindings/clock/qcom,gcc-sdm845.h b/include/dt-bindings/clock/qcom,gcc-sdm845.h index b8eae5a..968fa65 100644 --- a/include/dt-bindings/clock/qcom,gcc-sdm845.h +++ b/include/dt-bindings/clock/qcom,gcc-sdm845.h @@ -197,6 +197,8 @@ #define GCC_QSPI_CORE_CLK_SRC 187 #define GCC_QSPI_CORE_CLK 188 #define GCC_QSPI_CNOC_PERIPH_AHB_CLK 189 +#define GCC_LPASS_Q6_AXI_CLK 190 +#define GCC_LPASS_SWAY_CLK 191 /* GCC Resets */ #define GCC_MMSS_BCR 0 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..015968e --- /dev/null +++ b/include/dt-bindings/clock/qcom,lpass-sdm845.h @@ -0,0 +1,16 @@ +/* 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 LPASS_AUDIO_WRAPPER_AON_CLK 0 +#define LPASS_Q6SS_AHBM_AON_CLK 1 +#define LPASS_Q6SS_AHBS_AON_CLK 2 +#define LPASS_QDSP6SS_XO_CLK 3 +#define LPASS_QDSP6SS_SLEEP_CLK 4 +#define LPASS_QDSP6SS_CORE_CLK 5 + +#endif