From patchwork Wed Dec 3 15:36:10 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Yan X-Patchwork-Id: 5435361 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 8081CBEEA8 for ; Thu, 4 Dec 2014 04:51:13 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8869520353 for ; Thu, 4 Dec 2014 04:51:12 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 861B920253 for ; Thu, 4 Dec 2014 04:51:11 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 389536E5D8; Wed, 3 Dec 2014 20:51:02 -0800 (PST) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from lucky1.263xmail.com (lucky1.263xmail.com [211.157.147.131]) by gabe.freedesktop.org (Postfix) with ESMTP id D08E77354C for ; Wed, 3 Dec 2014 07:36:36 -0800 (PST) Received: from andy.yan?rock-chips.com (unknown [192.168.167.228]) by lucky1.263xmail.com (Postfix) with SMTP id 7F2E910556; Wed, 3 Dec 2014 23:36:32 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 454D743A; Wed, 3 Dec 2014 23:36:29 +0800 (CST) X-RL-SENDER: andy.yan@rock-chips.com X-FST-TO: airlied@linux.ie X-SENDER-IP: 127.0.0.1 X-LOGIN-NAME: andy.yan@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-SENDER: yxj@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [127.0.0.1]) by smtp.263.net (Postfix) whith ESMTP id 161987UXJEH; Wed, 03 Dec 2014 23:36:31 +0800 (CST) From: Andy Yan To: airlied@linux.ie, Philipp Zabel , heiko@sntech.de, fabio.estevam@freescale.com, rmk+kernel@arm.linux.org.uk Subject: [PATCH v16 11/12] dt-bindings: Add documentation for rockchip dw hdmi Date: Wed, 3 Dec 2014 23:36:10 +0800 Message-Id: <1417620970-30875-1-git-send-email-andy.yan@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1417620408-30354-1-git-send-email-andy.yan@rock-chips.com> References: <1417620408-30354-1-git-send-email-andy.yan@rock-chips.com> X-Mailman-Approved-At: Wed, 03 Dec 2014 20:51:00 -0800 Cc: Mark Rutland , dri-devel@lists.freedesktop.org, ykk@rock-chips.com, devel@driverdev.osuosl.org, Arnd Bergmann , linux-rockchip@lists.infradead.org, Grant Likely , Dave Airlie , jay.xu@rock-chips.com, devicetree@vger.kernel.org, Zubair.Kakakhel@imgtec.com, Pawel Moll , Ian Campbell , Rob Herring , mark.yao@rock-chips.com, Josh Boyer , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, djkurtz@google.com, Kumar Gala , Andy Yan , vladimir_zapolskiy@mentor.com 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-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Andy Yan --- Changes in v16: - modify clocks bindings - descrbie ddc-i2c-bus as optional Changes in v15: None Changes in v14: None Changes in v13: None Changes in v12: None Changes in v11: None Changes in v10: None Changes in v9: None Changes in v8: - Add documentation for rockchip dw hdmi Changes in v7: None Changes in v6: None Changes in v5: None Changes in v4: None Changes in v3: None .../devicetree/bindings/video/dw_hdmi-rockchip.txt | 46 ++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/video/dw_hdmi-rockchip.txt diff --git a/Documentation/devicetree/bindings/video/dw_hdmi-rockchip.txt b/Documentation/devicetree/bindings/video/dw_hdmi-rockchip.txt new file mode 100644 index 0000000..264cb4f --- /dev/null +++ b/Documentation/devicetree/bindings/video/dw_hdmi-rockchip.txt @@ -0,0 +1,46 @@ +Rockchip specific extensions to the Synopsys Designware HDMI +================================ + +Required properties: +- compatible: "rockchip,rk3288-dw-hdmi"; +- reg: Physical base address and length of the controller's registers. +- clocks: phandle to hdmi iahb and isrf clocks. +- clock-names: should be "iahb" "isfr" +- rockchip,grf: this soc should set GRF regs to mux vopl/vopb. +- interrupts: HDMI interrupt number +- ports: contain a port node with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. For + vopb,set the reg = <0> and set the reg = <1> for vopl. +- reg-io-width: the width of the reg:1,4, the value should be 4 on + rk3288 platform + +Optional properties +- ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing +- clkocks, clock-names: phandle to the HDMI cec clock, name should be "cec" + +Example: +hdmi: hdmi@ff980000 { + compatible = "rockchip,rk3288-dw-hdmi"; + reg = <0xff980000 0x20000>; + reg-io-width = <4>; + ddc-i2c-bus = <&i2c5>; + rockchip,grf = <&grf>; + interrupts = ; + clocks = <&cru PCLK_HDMI_CTRL>, <&cru SCLK_HDMI_HDCP>; + clock-names = "iahb", "isfr"; + status = "disabled"; + ports { + hdmi_in: port { + #address-cells = <1>; + #size-cells = <0>; + hdmi_in_vopb: endpoint@0 { + reg = <0>; + remote-endpoint = <&vopb_out_hdmi>; + }; + hdmi_in_vopl: endpoint@1 { + reg = <1>; + remote-endpoint = <&vopl_out_hdmi>; + }; + }; + }; +};