From patchwork Tue Jul 30 18:26:26 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Etheridge, Darren" X-Patchwork-Id: 2835847 Return-Path: X-Original-To: patchwork-linux-fbdev@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 EAC8C9F7D6 for ; Tue, 30 Jul 2013 18:29:40 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4E7FA20169 for ; Tue, 30 Jul 2013 18:29:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 20066200E1 for ; Tue, 30 Jul 2013 18:29:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756904Ab3G3S33 (ORCPT ); Tue, 30 Jul 2013 14:29:29 -0400 Received: from comal.ext.ti.com ([198.47.26.152]:35599 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755671Ab3G3S33 (ORCPT ); Tue, 30 Jul 2013 14:29:29 -0400 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id r6UITRKx006845; Tue, 30 Jul 2013 13:29:27 -0500 Received: from DLEE70.ent.ti.com (dlee70.ent.ti.com [157.170.170.113]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id r6UITR23020094; Tue, 30 Jul 2013 13:29:27 -0500 Received: from dlelxv22.itg.ti.com (172.17.1.197) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.2.342.3; Tue, 30 Jul 2013 13:29:27 -0500 Received: from localhost.localdomain (sdit-build03.sc.ti.com [128.247.24.118]) by dlelxv22.itg.ti.com (8.13.8/8.13.8) with ESMTP id r6UITDn5017086; Tue, 30 Jul 2013 13:29:27 -0500 From: Darren Etheridge To: , , , CC: Subject: [PATCH v2 19/24] video: da8xx-fb: obtain fb_videomode info from dt Date: Tue, 30 Jul 2013 13:26:26 -0500 Message-ID: <1375208791-15781-20-git-send-email-detheridge@ti.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1375208791-15781-1-git-send-email-detheridge@ti.com> References: <1375208791-15781-1-git-send-email-detheridge@ti.com> MIME-Version: 1.0 Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org X-Spam-Status: No, score=-8.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, 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 From: Afzal Mohammed Obtain fb_videomode details for the connected lcd panel using the display timing details present in DT. Signed-off-by: Afzal Mohammed Signed-off-by: Darren Etheridge --- .../devicetree/bindings/video/fb-da8xx.txt | 21 ++++++++++++++++++++ drivers/video/da8xx-fb.c | 17 ++++++++++++++++ 2 files changed, 38 insertions(+), 0 deletions(-) diff --git a/Documentation/devicetree/bindings/video/fb-da8xx.txt b/Documentation/devicetree/bindings/video/fb-da8xx.txt index 581e014..0741f78 100644 --- a/Documentation/devicetree/bindings/video/fb-da8xx.txt +++ b/Documentation/devicetree/bindings/video/fb-da8xx.txt @@ -6,6 +6,12 @@ Required properties: AM335x SoC's - "ti,am3352-lcdc", "ti,da830-lcdc" - reg: Address range of lcdc register set - interrupts: lcdc interrupt +- display-timings: typical videomode of lcd panel, represented as child. + Refer Documentation/devicetree/bindings/video/display-timing.txt for + display timing binding details. If multiple videomodes are mentioned + in display timings node, typical videomode has to be mentioned as the + native mode or it has to be first child (driver cares only for native + videomode). Example: @@ -13,4 +19,19 @@ lcdc@4830e000 { compatible = "ti,am3352-lcdc", "ti,da830-lcdc"; reg = <0x4830e000 0x1000>; interrupts = <36>; + display-timings { + 800x480p62 { + clock-frequency = <30000000>; + hactive = <800>; + vactive = <480>; + hfront-porch = <39>; + hback-porch = <39>; + hsync-len = <47>; + vback-porch = <29>; + vfront-porch = <13>; + vsync-len = <2>; + hsync-active = <1>; + vsync-active = <1>; + }; + }; }; diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index 97d6b2d..ca8f6fc 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -36,6 +36,7 @@ #include #include #include +#include