From patchwork Mon Aug 13 13:35:57 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sricharan Ramabadhran X-Patchwork-Id: 956984 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=pass (1024-bit key; unprotected) header.d=codeaurora.org header.i=@codeaurora.org header.b="cl/PNuI1"; dkim=pass (1024-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="I+Hk4bi4"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 41pxcH3K8Qz9sBt for ; Mon, 13 Aug 2018 23:37:35 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729522AbeHMQTq (ORCPT ); Mon, 13 Aug 2018 12:19:46 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:55540 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728427AbeHMQTp (ORCPT ); Mon, 13 Aug 2018 12:19:45 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id C2A2560D98; Mon, 13 Aug 2018 13:36:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1534167444; bh=dhr+pb6GaVvWStMTWWXWh1P2MaTfd+aUP+1/3nQM5wU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cl/PNuI1N5uJPSYud71zIhmtg684Y1nYgcPb/mRF7lnrVNLhgLwVLNFVae0NSRNG2 gfRYpmLxl3iUJyKPY3LiaW2JboiKoOJLmj0+ZwdHP1e+zVPk4hOJC/wNnBKYzggeWm /thzlnuk4EDf/SQqjP8BxRnMxK8kIKHeCBT5FtRE= 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 srichara-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: sricharan@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id EFDBC60C4E; Mon, 13 Aug 2018 13:36:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1534167408; bh=dhr+pb6GaVvWStMTWWXWh1P2MaTfd+aUP+1/3nQM5wU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=I+Hk4bi4N8Kll2efxONWhw7y+voFsBWLX3tZB0FRvRkIQEkFFhB1XfJwZZ9LWUCqS ZlxfcYGL7Gbskju7du7TN1sGhDpKPrPJLXuEkbdiukI7L5VmxgPAvhUQoqVXJMbQa6 cuXYCc9KX8vV+YKaZlM+aBioG9eiWFqHlagMcPOs= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org EFDBC60C4E 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=sricharan@codeaurora.org From: Sricharan R To: mark.rutland@arm.com, robh@kernel.org, sudeep.holla@arm.com, linux@arm.linux.org.uk, ctatlor97@gmail.com, rjw@rjwysocki.net, viresh.kumar@linaro.org, mturquette@baylibre.com, linux-pm@vger.kernel.org, sboyd@codeaurora.org, linux@armlinux.org.uk, thierry.escande@linaro.org, linux-kernel@vger.kernel.org, david.brown@linaro.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, andy.gross@linaro.org, linux-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, niklas.cassel@linaro.org Cc: sricharan@codeaurora.org Subject: [PATCH 04/14] dt-bindings: clock: Document qcom,hfpll Date: Mon, 13 Aug 2018 19:05:57 +0530 Message-Id: <1534167367-17545-5-git-send-email-sricharan@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1534167367-17545-1-git-send-email-sricharan@codeaurora.org> References: <1534167367-17545-1-git-send-email-sricharan@codeaurora.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Stephen Boyd Adds bindings document for qcom,hfpll instantiated within the Krait processor subsystem as separate register region. Reviewed-by: Rob Herring Signed-off-by: Stephen Boyd --- .../devicetree/bindings/clock/qcom,hfpll.txt | 60 ++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/qcom,hfpll.txt diff --git a/Documentation/devicetree/bindings/clock/qcom,hfpll.txt b/Documentation/devicetree/bindings/clock/qcom,hfpll.txt new file mode 100644 index 0000000..ec02a02 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,hfpll.txt @@ -0,0 +1,60 @@ +High-Frequency PLL (HFPLL) + +PROPERTIES + +- compatible: + Usage: required + Value type: : + shall contain only one of the following. The generic + compatible "qcom,hfpll" should be also included. + + "qcom,hfpll-ipq8064", "qcom,hfpll" + "qcom,hfpll-apq8064", "qcom,hfpll" + "qcom,hfpll-msm8974", "qcom,hfpll" + "qcom,hfpll-msm8960", "qcom,hfpll" + +- reg: + Usage: required + Value type: + Definition: address and size of HPLL registers. An optional second + element specifies the address and size of the alias + register region. + +- clocks: + Usage: required + Value type: + Definition: reference to the xo clock. + +- clock-names: + Usage: required + Value type: + Definition: must be "xo". + +- clock-output-names: + Usage: required + Value type: + Definition: Name of the PLL. Typically hfpllX where X is a CPU number + starting at 0. Otherwise hfpll_Y where Y is more specific + such as "l2". + +Example: + +1) An HFPLL for the L2 cache. + + clock-controller@f9016000 { + compatible = "qcom,hfpll-ipq8064", "qcom,hfpll"; + reg = <0xf9016000 0x30>; + clocks = <&xo_board>; + clock-names = "xo"; + clock-output-names = "hfpll_l2"; + }; + +2) An HFPLL for CPU0. This HFPLL has the alias register region. + + clock-controller@f908a000 { + compatible = "qcom,hfpll-ipq8064", "qcom,hfpll"; + reg = <0xf908a000 0x30>, <0xf900a000 0x30>; + clocks = <&xo_board>; + clock-names = "xo"; + clock-output-names = "hfpll0"; + };