From patchwork Tue Mar 6 14:39:03 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sricharan Ramabadhran X-Patchwork-Id: 10261929 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 588B0602C8 for ; Tue, 6 Mar 2018 14:43:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 496912900D for ; Tue, 6 Mar 2018 14:43:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3E1AF2900F; Tue, 6 Mar 2018 14:43:16 +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=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id C47322900D for ; Tue, 6 Mar 2018 14:43:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=JNkkRQiQqJ2K6E2DHW4xe/bzDcklR8AQ96H784CxLSc=; b=agGRNfVxIPVGkBjD/CHbdOvuuY +a6oDicgt0u47zNUeCJJJHdUlGs4j0FxLia1GCbYv/gX2CIYQ6TJ5A9A7jnxGFmSAd4n88l68ULF9 obqQjFJ51RKdKdVxpYk/0b3P7Sbus5Do/jiSHx7oVwJZjwrigpM1X+4/VcwF9zZZr4kxD1gDQo+QT BSuTGKpl80RbYEyE2BYckztauBF7tWRBlCIeJCYZNGbxxseWwX6Mx3oJv+oKz5tYSm7npV5buZvYN T/jSBcUOd2mH+gE6CL4ILVozCI++YeK8OrWtZdo1R8WiEYMqQ+Po4fhebR5kbgrys/AOdWPSgxei4 JGbsninQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1etDo1-0003Hb-TO; Tue, 06 Mar 2018 14:43:05 +0000 Received: from smtp.codeaurora.org ([198.145.29.96]) by bombadil.infradead.org with esmtps (Exim 4.89 #1 (Red Hat Linux)) id 1etDln-0001nz-Kq for linux-arm-kernel@lists.infradead.org; Tue, 06 Mar 2018 14:41:26 +0000 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id E6A7F6084A; Tue, 6 Mar 2018 14:40:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1520347237; bh=BnpBRqER2nsdyoJljaaGcEmM01qORjX+opBpb7smxME=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VDTdqBNbED/54gPtKO01NW/UsldDd8z+fZTpaqGj5Vv1bPxZrx72E4SdDCvNafhoV z+zq3Ig0uBs/Z5FKNF6xHyB7sDmzXWuoBn1IZBFPQnOEthZ+gHTO9nEvGuFd+9dzlM Q45FBhLdhAMDx01MkuMkvqZZb1L71j+bf4XOL26k= 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 A3BB1608BF; Tue, 6 Mar 2018 14:40:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1520347228; bh=BnpBRqER2nsdyoJljaaGcEmM01qORjX+opBpb7smxME=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LtZBngCIuY0BEuJf5xJIqKX//n1mHuG/Je0mzflnId03JpJ4VXQ0d1pdfuM7jVwgJ SKAXV5nOMcKVTkq1S8+sj96IYJbbqLVGfhi4qxI5AG/CYHQMJlVyukA1YYxM6ihCMa TwNhz3cwsvL2P70x6xYUgZUjQwUdd0z8kLnFcmyo= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A3BB1608BF 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: robh@kernel.org, viresh.kumar@linaro.org, mark.rutland@arm.com, mturquette@baylibre.com, sboyd@codeaurora.org, linux@armlinux.org.uk, andy.gross@linaro.org, david.brown@linaro.org, rjw@rjwysocki.net, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-pm@vger.kernel.org, linux@arm.linux.org.uk Subject: [PATCH v9 10/15] dt-bindings: arm: Document qcom,kpss-gcc Date: Tue, 6 Mar 2018 20:09:03 +0530 Message-Id: <1520347148-27852-11-git-send-email-sricharan@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1520347148-27852-1-git-send-email-sricharan@codeaurora.org> References: <1520347148-27852-1-git-send-email-sricharan@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180306_064048_504265_6448781D X-CRM114-Status: GOOD ( 13.99 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: sricharan@codeaurora.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Stephen Boyd The ACC and GCC regions present in KPSSv1 contain registers to control clocks and power to each Krait CPU and L2. Documenting the bindings here. Reviewed-by: Rob Herring Signed-off-by: Stephen Boyd --- .../devicetree/bindings/arm/msm/qcom,kpss-acc.txt | 7 +++++ .../devicetree/bindings/arm/msm/qcom,kpss-gcc.txt | 32 ++++++++++++++++++++++ 2 files changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/msm/qcom,kpss-gcc.txt diff --git a/Documentation/devicetree/bindings/arm/msm/qcom,kpss-acc.txt b/Documentation/devicetree/bindings/arm/msm/qcom,kpss-acc.txt index 1333db9..382a574 100644 --- a/Documentation/devicetree/bindings/arm/msm/qcom,kpss-acc.txt +++ b/Documentation/devicetree/bindings/arm/msm/qcom,kpss-acc.txt @@ -21,10 +21,17 @@ PROPERTIES the register region. An optional second element specifies the base address and size of the alias register region. +- clock-output-names: + Usage: optional + Value type: + Definition: Name of the output clock. Typically acpuX_aux where X is a + CPU number starting at 0. + Example: clock-controller@2088000 { compatible = "qcom,kpss-acc-v2"; reg = <0x02088000 0x1000>, <0x02008000 0x1000>; + clock-output-names = "acpu0_aux"; }; diff --git a/Documentation/devicetree/bindings/arm/msm/qcom,kpss-gcc.txt b/Documentation/devicetree/bindings/arm/msm/qcom,kpss-gcc.txt new file mode 100644 index 0000000..37fc0a4 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/msm/qcom,kpss-gcc.txt @@ -0,0 +1,32 @@ +Krait Processor Sub-system (KPSS) Global Clock Controller (GCC) + +PROPERTIES + +- compatible: + Usage: required + Value type: + Definition: should be one of the following. The generic compatible + "qcom,kpss-gcc" should also be included. + "qcom,kpss-gcc-ipq8064", "qcom,kpss-gcc" + "qcom,kpss-gcc-apq8064", "qcom,kpss-gcc" + "qcom,kpss-gcc-msm8974", "qcom,kpss-gcc" + "qcom,kpss-gcc-msm8960", "qcom,kpss-gcc" + +- reg: + Usage: required + Value type: + Definition: base address and size of the register region + +- clock-output-names: + Usage: required + Value type: + Definition: Name of the output clock. Typically acpu_l2_aux indicating + an L2 cache auxiliary clock. + +Example: + + l2cc: clock-controller@2011000 { + compatible = "qcom,kpss-gcc-ipq8064", "qcom,kpss-gcc"; + reg = <0x2011000 0x1000>; + clock-output-names = "acpu_l2_aux"; + };