From patchwork Thu Mar 5 07:35:38 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Stein X-Patchwork-Id: 446638 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 9DCEE140146 for ; Thu, 5 Mar 2015 18:42:56 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754595AbbCEHmw (ORCPT ); Thu, 5 Mar 2015 02:42:52 -0500 Received: from webbox1416.server-home.net ([77.236.96.61]:45074 "EHLO webbox1416.server-home.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754442AbbCEHmu (ORCPT ); Thu, 5 Mar 2015 02:42:50 -0500 X-Greylist: delayed 442 seconds by postgrey-1.27 at vger.kernel.org; Thu, 05 Mar 2015 02:42:50 EST Received: from imapserver.systec-electronic.com (unknown [212.185.67.146]) by webbox1416.server-home.net (Postfix) with ESMTPA id 6CFE227A5F2; Thu, 5 Mar 2015 08:35:27 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by imapserver.systec-electronic.com (Postfix) with ESMTP id 5A689DA0C4D; Thu, 5 Mar 2015 08:35:27 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at imapserver.systec-electronic.com Received: from imapserver.systec-electronic.com ([127.0.0.1]) by localhost (imapserver.systec-electronic.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ebIkbwwHh4RB; Thu, 5 Mar 2015 08:35:25 +0100 (CET) Received: from ws-stein.systec.local (unknown [192.168.10.111]) by imapserver.systec-electronic.com (Postfix) with ESMTP id 781CFDA0ACC; Thu, 5 Mar 2015 08:35:25 +0100 (CET) From: Alexander Stein To: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala Cc: Alexander Stein , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Nicolas Ferre Subject: [PATCH v2 1/1] DT: video: atmel_lcdc: Add example of fixed framebuffer memory Date: Thu, 5 Mar 2015 08:35:38 +0100 Message-Id: <1425540938-20538-1-git-send-email-alexander.stein@systec-electronic.com> X-Mailer: git-send-email 2.0.5 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This drivers allows a fixed framebuffer memory to be set by an additional IORESOURCE_MEM resource. Thus add an example to the DT documentation. Signed-off-by: Alexander Stein Acked-by: Nicolas Ferre --- Changes in v2: * Fix typo noticed by checkpatch.pl Documentation/devicetree/bindings/video/atmel,lcdc.txt | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/video/atmel,lcdc.txt b/Documentation/devicetree/bindings/video/atmel,lcdc.txt index f059dd0..ecb8da0 100644 --- a/Documentation/devicetree/bindings/video/atmel,lcdc.txt +++ b/Documentation/devicetree/bindings/video/atmel,lcdc.txt @@ -10,7 +10,9 @@ Required properties: "atmel,at91sam9g45es-lcdc" , "atmel,at91sam9rl-lcdc" , "atmel,at32ap-lcdc" -- reg : Should contain 1 register ranges(address and length) +- reg : Should contain 1 register ranges(address and length). + Can contain an additional register range(address and length) + for fixed framebuffer memory. Useful for dedicated memories. - interrupts : framebuffer controller interrupt - display: a phandle pointing to the display node @@ -38,6 +40,14 @@ Example: }; +Example for fixed framebuffer memory: + + fb0: fb@0x00500000 { + compatible = "atmel,at91sam9263-lcdc"; + reg = <0x00700000 0x1000 0x70000000 0x200000>; + [...] + }; + Atmel LCDC Display ----------------------------------------------------- Required properties (as per of_videomode_helper):