From patchwork Thu Aug 15 08:01:54 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alison Wang X-Patchwork-Id: 2845045 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 9B5029F2F4 for ; Thu, 15 Aug 2013 08:58:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 65FFB2034A for ; Thu, 15 Aug 2013 08:58:28 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 804AF2031A for ; Thu, 15 Aug 2013 08:58:23 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1V9tN9-00032V-Dj; Thu, 15 Aug 2013 08:57:35 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1V9tMp-0002Uc-Jr; Thu, 15 Aug 2013 08:57:15 +0000 Received: from co9ehsobe001.messaging.microsoft.com ([207.46.163.24] helo=co9outboundpool.messaging.microsoft.com) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1V9tMK-0002Qu-1k for linux-arm-kernel@lists.infradead.org; Thu, 15 Aug 2013 08:56:45 +0000 Received: from mail127-co9-R.bigfish.com (10.236.132.251) by CO9EHSOBE004.bigfish.com (10.236.130.67) with Microsoft SMTP Server id 14.1.225.22; Thu, 15 Aug 2013 08:56:23 +0000 Received: from mail127-co9 (localhost [127.0.0.1]) by mail127-co9-R.bigfish.com (Postfix) with ESMTP id DF58EBC0068; Thu, 15 Aug 2013 08:56:22 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 3 X-BigFish: VS3(zzzz1f42h208ch1ee6h1de0h1fdah2073h1202h1e76h1d1ah1d2ah1fc6h1082kzz1de098h8275bh1de097hz2dh2a8h668h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1b2fh1fb3h1d0ch1d2eh1d3fh1dfeh1dffh1e23h1fe8h1ff5h1155h) Received: from mail127-co9 (localhost.localdomain [127.0.0.1]) by mail127-co9 (MessageSwitch) id 1376556981102035_18479; Thu, 15 Aug 2013 08:56:21 +0000 (UTC) Received: from CO9EHSMHS007.bigfish.com (unknown [10.236.132.242]) by mail127-co9.bigfish.com (Postfix) with ESMTP id 094B0120047; Thu, 15 Aug 2013 08:56:21 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by CO9EHSMHS007.bigfish.com (10.236.130.17) with Microsoft SMTP Server (TLS) id 14.16.227.3; Thu, 15 Aug 2013 08:56:21 +0000 Received: from az84smr01.freescale.net (10.64.34.197) by 039-SN1MMR1-005.039d.mgd.msft.net (10.84.1.17) with Microsoft SMTP Server (TLS) id 14.3.136.1; Thu, 15 Aug 2013 08:56:20 +0000 Received: from rock.am.freescale.net (rock.ap.freescale.net [10.193.20.106]) by az84smr01.freescale.net (8.14.3/8.14.0) with ESMTP id r7F8u2LL030298; Thu, 15 Aug 2013 01:56:17 -0700 From: Alison Wang To: , , , , , Subject: [PATCH v3 5/5] Documentation: DT: Add DCU framebuffer driver Date: Thu, 15 Aug 2013 16:01:54 +0800 Message-ID: <1376553714-25922-6-git-send-email-b18965@freescale.com> X-Mailer: git-send-email 1.8.0 In-Reply-To: <1376553714-25922-1-git-send-email-b18965@freescale.com> References: <1376553714-25922-1-git-send-email-b18965@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130815_045644_304870_E0D0744F X-CRM114-Status: UNSURE ( 8.93 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -4.2 (----) Cc: jason.jin@freescale.com X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-7.0 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 This patch adds the document for DCU framebuffer driver under Documentation/devicetree/bindings/fb/. Signed-off-by: Alison Wang --- Changes in v3: Add display node description Changes in v2: New .../devicetree/bindings/fb/fsl-dcu-fb.txt | 67 ++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 Documentation/devicetree/bindings/fb/fsl-dcu-fb.txt diff --git a/Documentation/devicetree/bindings/fb/fsl-dcu-fb.txt b/Documentation/devicetree/bindings/fb/fsl-dcu-fb.txt new file mode 100644 index 0000000..d0d50dd --- /dev/null +++ b/Documentation/devicetree/bindings/fb/fsl-dcu-fb.txt @@ -0,0 +1,67 @@ +* Freescale Display Control Unit (DCU) + +Required properties: +- compatible: Should be "fsl,vf610-dcu". Supported chips include + Vybrid VF610. +- reg: Address and length of the register set for DCU. +- interrupts: Should contain DCU interrupts. +- clocks: From common clock binding: handle to DCU clock. +- clock-names: From common clock binding: Shall be "dcu". +- tcon-controller: The phandle of TCON controller. +- display: The phandle to display node. + +For the DCU initialization, we read data from TCON node. +Required properties for TCON: +- compatible: Should be "fsl,vf610-tcon". Supported chips include + Vybrid VF610. +- reg: Address and length of the register set for TCON. +- clocks: From common clock binding: handle to TCON clock. +- clock-names: From common clock binding: Shall be "tcon". + +* display node + +Required properties: +- bits-per-pixel: <24> for RGB888. + +Required sub-node: +- display-timings: Refer to binding doc display-timing.txt for details. + +Examples: + +dcu0: dcu@40058000 { + compatible = "fsl,vf610-dcu"; + reg = <0x40058000 0x1200>; + interrupts = <0 30 0x04>; + clocks = <&clks VF610_CLK_DCU0>; + clock-names = "dcu"; + tcon-controller = <&tcon0>; + display = <&display>; + + display: display@0 { + bits-per-pixel = <24>; + + display-timings { + native-mode = <&timing0>; + timing0: nl4827hc19 { + clock-frequency = <10870000>; + hactive = <480>; + vactive = <272>; + hback-porch = <2>; + hfront-porch = <2>; + vback-porch = <1>; + vfront-porch = <1>; + hsync-len = <41>; + vsync-len = <2>; + hsync-active = <1>; + vsync-active = <1>; + }; + }; + }; +}; + +tcon0: tcon@4003d000 { + compatible = "fsl,vf610-tcon"; + reg = <0x4003d000 0x1000>; + clocks = <&clks VF610_CLK_TCON0>; + clock-names = "tcon"; +};