From patchwork Fri May 27 06:02:17 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Zhong X-Patchwork-Id: 9137649 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 16FB76075C for ; Fri, 27 May 2016 06:03:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0B28A27CEC for ; Fri, 27 May 2016 06:03:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0012D28061; Fri, 27 May 2016 06:03:33 +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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9206C27CEC for ; Fri, 27 May 2016 06:03:33 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5C2B36EB7F; Fri, 27 May 2016 06:03:31 +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 685F16EB7F for ; Fri, 27 May 2016 06:03:14 +0000 (UTC) Received: by mail-pa0-f66.google.com with SMTP id yl2so11394610pac.1 for ; Thu, 26 May 2016 23:03:14 -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=MFo+Jvqd08dTwtiIMFwXLfRGdMkle+NkY8wl3YHy+pw=; b=UnJV/hDyzp6qkjwmMx1zMS/2jra1DndsnhpeU3/atZfY++rN3Ipl5gGT5yzbrLOZm0 jeuPL1W0KPHvCrtVZ4Ny0IgQHNDcePWx4UUQvHoCynTAkF0RAdLhJnxRbNSoCGanHDXs sDXkn70tJA45H85c85QMYwVFGGz6E0srbdh+c9y5tC4LKiv0pFao4eQBDgkw9dXCPvAW jO/F9k5eaggF5ruxAfLOEOJsubSNWTn9P9XP+CTPamcxVtDib2vhQmD2BoWP1i1IoBNS bq2kHDNbrlbK5nQWMFwJHLZFX4gMeBpT1VS7bZM73ViFBg5RLOJf+cT5TpGSqKJLGwpk eQ4g== X-Gm-Message-State: ALyK8tKmGhLP9AnzAkARdKIIxpVqNmkrFhOznmaxfQL0HYUvPCxNN2V60Ntab5uOFkJTrA== X-Received: by 10.66.27.208 with SMTP id v16mr19673445pag.112.1464328993423; Thu, 26 May 2016 23:03:13 -0700 (PDT) Received: from localhost.localdomain ([103.29.142.67]) by smtp.gmail.com with ESMTPSA id yp9sm24787497pab.42.2016.05.26.23.03.09 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 26 May 2016 23:03:12 -0700 (PDT) From: Chris Zhong To: dianders@chromium.org, tfiga@chromium.org, heiko@sntech.de, yzq@rock-chips.com Subject: [PATCH 4/6] Documentation: bindings: add dt documentation for cdn DP controller Date: Fri, 27 May 2016 14:02:17 +0800 Message-Id: <1464328939-8073-5-git-send-email-zyw@rock-chips.com> X-Mailer: git-send-email 2.6.3 In-Reply-To: <1464328939-8073-1-git-send-email-zyw@rock-chips.com> References: <1464328939-8073-1-git-send-email-zyw@rock-chips.com> Cc: Mark Rutland , devicetree@vger.kernel.org, Pawel Moll , Ian Campbell , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, Rob Herring , Kumar Gala , Chris Zhong , 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 a binding that describes the cdn DP controller for rk3399. Signed-off-by: Chris Zhong --- .../bindings/display/rockchip/cdn-dp-rockchip.txt | 57 ++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/rockchip/cdn-dp-rockchip.txt diff --git a/Documentation/devicetree/bindings/display/rockchip/cdn-dp-rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/cdn-dp-rockchip.txt new file mode 100644 index 0000000..60795c2 --- /dev/null +++ b/Documentation/devicetree/bindings/display/rockchip/cdn-dp-rockchip.txt @@ -0,0 +1,57 @@ +Rockchip RK3399 specific extensions to the cdn Display Port +================================ + +Required properties: +- compatible: "rockchip,cdn-dp" + +- reg: physical base address of the controller and length + +- clocks: from common clock binding: handle to dp clock. + +- clock-names: from common clock binding: + Required elements: "core_clk" "pclk" "spdif" + +- rockchip,grf: this soc should set GRF regs, so need get grf here. + +- ports: contain a port nodes with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. + contained 2 endpoints, connecting to the output of vop. + +- phys: from general PHY binding: the phandle for the PHY device. + +------------------------------------------------------------------------------- + +Example: + cdn_dp: dp@fec00000 { + compatible = "rockchip,cdn-dp"; + reg = <0x0 0xfec00000 0x0 0x100000>; + interrupts = ; + clocks = <&cru SCLK_DP_CORE>, <&cru PCLK_DP_CTRL>, + <&cru SCLK_SPDIF_REC_DPTX>; + clock-names = "core_clk", "pclk", "spdif"; + phys = <&tcphy0>; + rockchip,grf = <&grf>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + dp_in: port { + #address-cells = <1>; + #size-cells = <0>; + dp_in_vopb: endpoint@0 { + reg = <0>; + remote-endpoint = <&vopb_out_dp>; + }; + + dp_in_vopl: endpoint@1 { + reg = <1>; + remote-endpoint = <&vopl_out_dp>; + }; + }; + }; + };