From patchwork Mon Jan 28 09:21:30 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Afzal Mohammed X-Patchwork-Id: 2053941 Return-Path: X-Original-To: patchwork-linux-fbdev@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id 3254E3FD49 for ; Mon, 28 Jan 2013 09:22:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756297Ab3A1JVq (ORCPT ); Mon, 28 Jan 2013 04:21:46 -0500 Received: from bear.ext.ti.com ([192.94.94.41]:58129 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756263Ab3A1JVl (ORCPT ); Mon, 28 Jan 2013 04:21:41 -0500 Received: from dbdp20.itg.ti.com ([172.24.170.38]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id r0S9LWfR007070; Mon, 28 Jan 2013 03:21:33 -0600 Received: from DBDE70.ent.ti.com (localhost [127.0.0.1]) by dbdp20.itg.ti.com (8.13.8/8.13.8) with ESMTP id r0S9LVJ5013077; Mon, 28 Jan 2013 14:51:32 +0530 (IST) Received: from dbdp32.itg.ti.com (172.24.170.251) by dbde70.ent.ti.com (172.24.170.148) with Microsoft SMTP Server id 14.1.323.3; Mon, 28 Jan 2013 14:51:31 +0530 Received: from psplinux063.india.ti.com (dbdp20.itg.ti.com [172.24.170.38]) by dbdp32.itg.ti.com (8.13.8/8.13.8) with ESMTP id r0S9LVkF023321; Mon, 28 Jan 2013 14:51:31 +0530 From: Afzal Mohammed To: , , , , CC: Florian Tobias Schandinat , Tomi Valkeinen , Grant Likely , Rob Herring , Rob Landley , Mike Turquette Subject: [PATCH v5 09/12] video: da8xx-fb: obtain fb_videomode info from dt Date: Mon, 28 Jan 2013 14:51:30 +0530 Message-ID: X-Mailer: git-send-email 1.7.12 In-Reply-To: References: MIME-Version: 1.0 Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Obtain fb_videomode details for the connected lcd panel using the display timing details present in DT. Signed-off-by: Afzal Mohammed --- .../devicetree/bindings/video/fb-da8xx.txt | 21 +++++++++++++++++++++ drivers/video/da8xx-fb.c | 17 +++++++++++++++++ 2 files changed, 38 insertions(+) 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 0beed20..0c68712 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -36,6 +36,7 @@ #include #include #include +#include