From patchwork Fri Aug 3 12:21:13 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taniya Das X-Patchwork-Id: 10555063 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 E297613AC for ; Fri, 3 Aug 2018 12:21:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D3F222C6CD for ; Fri, 3 Aug 2018 12:21:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D1E9E2C6E5; Fri, 3 Aug 2018 12:21:34 +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=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,T_DKIM_INVALID 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 58B0D2C6CD for ; Fri, 3 Aug 2018 12:21:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727843AbeHCORj (ORCPT ); Fri, 3 Aug 2018 10:17:39 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:48128 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727819AbeHCORi (ORCPT ); Fri, 3 Aug 2018 10:17:38 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 6C3BA60117; Fri, 3 Aug 2018 12:21:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1533298892; bh=45/o71f281ucZi+mFTcCrbV8RrC/HPVGKC1ecz1P5+Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RtN5iJFtqlXViE0efEPvUarN39/3GTZNSgJbS1TnWTxme+PYmeoy3y7VgGvI2kQ8R OEFfOOFEMfrlJsIaydzlPYLzEWIo0c5MqBGVw7IzNFLZQbRSywK50OPeRwiQwv9rp+ 7ZckE91UAbXlEbFRsVGRDw1/acHGg+Crzk5s6Djk= 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 6A05D6071C; Fri, 3 Aug 2018 12:21:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1533298891; bh=45/o71f281ucZi+mFTcCrbV8RrC/HPVGKC1ecz1P5+Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OHYS7FWEVOO7Ih2tKVpM2Qo1rrw9H4asRNrJeZcMCTA07hcevsMDU7NM4xxpfBIRb zHTgdyQB4HDRSzknADcJx2WCNlTVSr/EjRmFCGnMc9qlbptJ0/fgsCUozFF1SpnGXN w5UNYZjIN9LuzuQKvKXq/xbj1J01uhgyrfFYyDC4= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 6A05D6071C 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 , Amit Nischal , linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, robh@kernel.org, Taniya Das Subject: [PATCH v3 1/2] dt-bindings: clock: Introduce QCOM LPASS clock bindings Date: Fri, 3 Aug 2018 17:51:13 +0530 Message-Id: <1533298874-22863-2-git-send-email-tdas@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1533298874-22863-1-git-send-email-tdas@codeaurora.org> References: <1533298874-22863-1-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 | 2 ++ .../devicetree/bindings/clock/qcom,lpasscc.txt | 33 ++++++++++++++++++++++ include/dt-bindings/clock/qcom,gcc-sdm845.h | 2 ++ include/dt-bindings/clock/qcom,lpass-sdm845.h | 16 +++++++++++ 4 files changed, 53 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. -- To unsubscribe from this list: send the line "unsubscribe linux-clk" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc.txt b/Documentation/devicetree/bindings/clock/qcom,gcc.txt index 664ea1f..e452abc 100644 --- a/Documentation/devicetree/bindings/clock/qcom,gcc.txt +++ b/Documentation/devicetree/bindings/clock/qcom,gcc.txt @@ -32,6 +32,8 @@ 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 +- qcom,lpass-protected : Indicate GCC to be able to access the + lpass gcc clock branches. Example: clock-controller@900000 { diff --git a/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt b/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt new file mode 100644 index 0000000..062e413 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt @@ -0,0 +1,33 @@ +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 +- qcom,lpass-protected : Boolean property to indicate to GCC clock controller + for the lpass GCC clocks. + +Optional properties : +- reg-names : register names of LPASS domain + "lpass_cc", "lpass_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 { + compatible = "qcom,sdm845-lpasscc"; + reg = <0x17014000 0x1f004>, <0x17300000 0x200>; + reg-names = "lpass_cc", "lpass_qdsp6ss"; + #clock-cells = <1>; + }; + + gcc: clock-controller@100000 { + compatible = "qcom,gcc-sdm845"; + qcom,lpass-protected; + }; diff --git a/include/dt-bindings/clock/qcom,gcc-sdm845.h b/include/dt-bindings/clock/qcom,gcc-sdm845.h index f96fc2d..66c4267 100644 --- a/include/dt-bindings/clock/qcom,gcc-sdm845.h +++ b/include/dt-bindings/clock/qcom,gcc-sdm845.h @@ -194,6 +194,8 @@ #define GPLL4 184 #define GCC_CPUSS_DVM_BUS_CLK 185 #define GCC_CPUSS_GNOC_CLK 186 +#define GCC_LPASS_Q6_AXI_CLK 187 +#define GCC_LPASS_SWAY_CLK 188 /* 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