From patchwork Tue Jan 15 13:42:52 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Afzal Mohammed X-Patchwork-Id: 1978501 Return-Path: X-Original-To: patchwork-linux-fbdev@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id E2B72DF264 for ; Tue, 15 Jan 2013 13:42:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756736Ab3AONmH (ORCPT ); Tue, 15 Jan 2013 08:42:07 -0500 Received: from devils.ext.ti.com ([198.47.26.153]:59384 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755077Ab3AONmD (ORCPT ); Tue, 15 Jan 2013 08:42:03 -0500 Received: from dbdp20.itg.ti.com ([172.24.170.38]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id r0FDftZM009987; Tue, 15 Jan 2013 07:41:56 -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 r0FDftUK007006; Tue, 15 Jan 2013 19:11:55 +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; Tue, 15 Jan 2013 19:11:54 +0530 Received: from ucmsshproxy.india.ext.ti.com (dbdp20.itg.ti.com [172.24.170.38]) by dbdp32.itg.ti.com (8.13.8/8.13.8) with SMTP id r0FDfsls003889; Tue, 15 Jan 2013 19:11:54 +0530 Received: from symphony.india.ext.ti.com (unknown [192.168.247.13]) by ucmsshproxy.india.ext.ti.com (Postfix) with ESMTP id AF64E158002; Tue, 15 Jan 2013 19:11:48 +0530 (IST) Received: from ubuntu-psp-linux.india.ext.ti.com (ubuntu-psp-linux [192.168.247.46]) by symphony.india.ext.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id r0FDfmR02870; Tue, 15 Jan 2013 19:11:48 +0530 (IST) From: Afzal Mohammed To: Florian Tobias Schandinat , Tomi Valkeinen , Grant Likely , Rob Herring , Rob Landley , Sekhar Nori , , , , , Subject: [PATCH v2 09/12] video: da8xx-fb: obtain fb_videomode info from dt Date: Tue, 15 Jan 2013 19:12:52 +0530 Message-ID: X-Mailer: git-send-email 1.7.9.5 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