From patchwork Tue Aug 16 22:36:25 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: huang lin X-Patchwork-Id: 9285045 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 B5B3D607FD for ; Wed, 17 Aug 2016 00:59:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A7687287C4 for ; Wed, 17 Aug 2016 00:59:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 99B8B287B7; Wed, 17 Aug 2016 00:59:02 +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=-2.5 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, URIBL_BLACK autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 4E5E4287B7 for ; Wed, 17 Aug 2016 00:59:02 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 33A446E773; Wed, 17 Aug 2016 00:59:01 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-pa0-f66.google.com (mail-pa0-f66.google.com [209.85.220.66]) by gabe.freedesktop.org (Postfix) with ESMTPS id E76436E762 for ; Tue, 16 Aug 2016 22:36:39 +0000 (UTC) Received: by mail-pa0-f66.google.com with SMTP id ez1so5874158pab.3 for ; Tue, 16 Aug 2016 15:36:39 -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=LHUKO/Pef+xzS7SYiugtZUuPvOcyKW/ECDh7O6iRi8w=; b=PiCz2UrSGCvBd4XQeCru+6EQjuibCcexw7zcOwXvb+/inMeIDo9+BlEj0OJ20229if YC2n5mgOzdA9N1wGemxeGV8apbdBfd+/t4W/EilfSvil9G73fih9xu4uxElxr8XgDX+7 dzoJ5tnm73iYHQvUX8g106Ier0LwijtmBL74fc6w49yvN/f2UQVEMikvF2vjT46uuNLK xrQ/K1aUAdC0qawqRPNmgXZ8qWZw03ireAMqNyQjyIxaMuQRlyksiVmpV8XTOcXBk2uZ 4Cs3lF00ukyNMWnGxzisGAKJJPJUH/BgjZ/uCCDSN88tFpIWR78YXlObTnPyUJj57LXY V1uQ== X-Gm-Message-State: AEkooutSzg7e//kTgcYRGZ1O9Fih6NDj98iKYHZ9x84xRJfY8YGUTBml/R7Ok3aHfUqUMA== X-Received: by 10.66.136.74 with SMTP id py10mr15835483pab.114.1471386999564; Tue, 16 Aug 2016 15:36:39 -0700 (PDT) Received: from hl-ThinkPad-X240.corp.google.com ([172.22.52.196]) by smtp.gmail.com with ESMTPSA id c66sm41753219pfd.24.2016.08.16.15.36.38 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 16 Aug 2016 15:36:38 -0700 (PDT) From: Lin Huang To: heiko@sntech.de, myungjoo.ham@samsung.com Subject: [PATCH v6 4/8] Documentation: bindings: add dt documentation for dfi controller Date: Wed, 17 Aug 2016 06:36:25 +0800 Message-Id: <1471386989-9541-5-git-send-email-hl@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1471386989-9541-1-git-send-email-hl@rock-chips.com> References: <1471386989-9541-1-git-send-email-hl@rock-chips.com> X-Mailman-Approved-At: Wed, 17 Aug 2016 00:58:41 +0000 Cc: tixy@linaro.org, mark.rutland@arm.com, dbasehore@chromium.org, Lin Huang , cw00.choi@samsung.com, 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 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP This patch adds the documentation for rockchip dfi devfreq-event driver. Signed-off-by: Lin Huang --- 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"; + }; +