From patchwork Mon Aug 22 03:36:20 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: huang lin X-Patchwork-Id: 9292885 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 9D04160574 for ; Mon, 22 Aug 2016 03:39:37 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8A87F28828 for ; Mon, 22 Aug 2016 03:39:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7F68D2884A; Mon, 22 Aug 2016 03:39:37 +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=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 3034128828 for ; Mon, 22 Aug 2016 03:39:37 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bbg40-0002Zq-A5; Mon, 22 Aug 2016 03:38:16 +0000 Received: from mail-pf0-f195.google.com ([209.85.192.195]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bbg2o-00026N-UA; Mon, 22 Aug 2016 03:37:04 +0000 Received: by mail-pf0-f195.google.com with SMTP id i6so5482711pfe.0; Sun, 21 Aug 2016 20:36:42 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=95V2mQbAqw4qg2ViPwL5VtrscL9is3YNINoZIQQmew8=; b=lUJqUyn5Rr9m0mtXoOQP+bDo0YmzWLzcy+0YR6rAV6MVAkMGjOrahUfzz/YB9ljJNH sa6hpHIzd4Fv1PJKeF9kTlVukKtXb1bPVrYhh1FFlIqcvlsmVjy/XtWG4ckda7Wai7fv 4U8TPyGIE/AJx2+FJjwJYudzYILVweY1k5R7ikfHtztLO3byBuPpWi26Azi9H2IWm8J3 RqbEs5OI6FDh6Qj27ybdQYSQTk2WgEDgceaueB7FBzJOZW/Cnnlq19piY2lu1ldaZBTB fD7GWNC/ESTAtX1xJHuBVtbPKWy9kHTwLYZCBcoL5rnm54T3PCdIsrNDUwz01+k7H72C zFgg== X-Gm-Message-State: AEkoouuvCZsQ+UlpUtgHcvlJGBOaaWDR46An+ZDqtAnlduUt48s3byIIq6P4AMhW3nJofA== X-Received: by 10.98.35.7 with SMTP id j7mr38936920pfj.39.1471837001896; Sun, 21 Aug 2016 20:36:41 -0700 (PDT) Received: from hl-ThinkPad-X240.corp.google.com ([172.22.52.149]) by smtp.gmail.com with ESMTPSA id a20sm23063699pfa.27.2016.08.21.20.36.40 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sun, 21 Aug 2016 20:36:41 -0700 (PDT) From: Lin Huang To: heiko@sntech.de, myungjoo.ham@samsung.com Subject: [PATCH v7 4/8] Documentation: bindings: add dt documentation for dfi controller Date: Mon, 22 Aug 2016 11:36:20 +0800 Message-Id: <1471836984-6316-5-git-send-email-hl@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1471836984-6316-1-git-send-email-hl@rock-chips.com> References: <1471836984-6316-1-git-send-email-hl@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160821_203703_093369_4A633ABC X-CRM114-Status: GOOD ( 11.17 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: tixy@linaro.org, mark.rutland@arm.com, dbasehore@chromium.org, Lin Huang , cw00.choi@samsung.com, airlied@linux.ie, mturquette@baylibre.com, typ@rock-chips.com, sboyd@codeaurora.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, dianders@chromium.org, linux-rockchip@lists.infradead.org, kyungmin.park@samsung.com, sudeep.holla@arm.com, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, mark.yao@rock-chips.com 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 This patch adds the documentation for rockchip dfi devfreq-event driver. Signed-off-by: Lin Huang --- Changes in v7: -None Changes in v6: -None Changes in v5: -None Changes in v4: -None Changes in v3: -None Changes in v2: -None Changes in v1: -None .../bindings/devfreq/event/rockchip-dfi.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt diff --git a/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt b/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt new file mode 100644 index 0000000..bf42255 --- /dev/null +++ b/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt @@ -0,0 +1,20 @@ + +* Rockchip rk3399 DFI device + +Required properties: +- compatible: Must be "rockchip,rk3399-dfi". +- reg: physical base address of each DFI and length of memory mapped region +- rockchip,pmu: phandle to the syscon managing the "pmu general register files" +- clocks: phandles for clock specified in "clock-names" property +- clock-names : the name of clock used by the DFI, must be "pclk_ddr_mon"; + +Example: + dfi: dfi@0xff630000 { + reg = <0x00 0xff630000 0x00 0x4000>; + compatible = "rockchip,rk3399-dfi"; + rockchip,pmu = <&pmugrf>; + clocks = <&cru PCLK_DDR_MON>; + clock-names = "pclk_ddr_mon"; + status = "disabled"; + }; +