From patchwork Fri Mar 2 15:01:48 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 880573 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=glider.be Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3ztCFJ5QGdz9sWX for ; Sat, 3 Mar 2018 02:01:56 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1426865AbeCBPBy (ORCPT ); Fri, 2 Mar 2018 10:01:54 -0500 Received: from michel.telenet-ops.be ([195.130.137.88]:60518 "EHLO michel.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1426813AbeCBPBx (ORCPT ); Fri, 2 Mar 2018 10:01:53 -0500 Received: from ayla.of.borg ([84.194.111.163]) by michel.telenet-ops.be with bizsmtp id H31r1x0123XaVaC0631rgb; Fri, 02 Mar 2018 16:01:52 +0100 Received: from ramsan.of.borg ([192.168.97.29] helo=ramsan) by ayla.of.borg with esmtp (Exim 4.86_2) (envelope-from ) id 1ermBz-0003Xm-QD; Fri, 02 Mar 2018 16:01:51 +0100 Received: from geert by ramsan with local (Exim 4.86_2) (envelope-from ) id 1ermBz-0006V8-Oq; Fri, 02 Mar 2018 16:01:51 +0100 From: Geert Uytterhoeven To: "David S . Miller" , Sergei Shtylyov Cc: Rob Herring , Mark Rutland , netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH v2] dt-bindings: net: renesas-ravb: Make stream buffer optional Date: Fri, 2 Mar 2018 16:01:48 +0100 Message-Id: <1520002908-24947-1-git-send-email-geert+renesas@glider.be> X-Mailer: git-send-email 2.7.4 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org The Stream Buffer for EtherAVB-IF (STBE) is an optional component, and is not present on all SoCs. Document this in the DT bindings, including a list of SoCs that do have it. Fixes: 785ec87483d1e24a ("ravb: document R8A77970 bindings") Fixes: f231c4178a655b09 ("dt-bindings: net: renesas-ravb: Add support for R8A77995 RAVB") Signed-off-by: Geert Uytterhoeven Reviewed-by: Simon Horman Acked-by: Sergei Shtylyov Reviewed-by: Rob Herring --- v2: - Add Reviewed-by, Acked-by, - Add R-Car M3-N. --- Documentation/devicetree/bindings/net/renesas,ravb.txt | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/net/renesas,ravb.txt b/Documentation/devicetree/bindings/net/renesas,ravb.txt index bf071a58f2926ad3..2b5cb655b0e93bfd 100644 --- a/Documentation/devicetree/bindings/net/renesas,ravb.txt +++ b/Documentation/devicetree/bindings/net/renesas,ravb.txt @@ -27,7 +27,11 @@ Required properties: SoC-specific version corresponding to the platform first followed by the generic version. -- reg: offset and length of (1) the register block and (2) the stream buffer. +- reg: Offset and length of (1) the register block and (2) the stream buffer. + The region for the register block is mandatory. + The region for the stream buffer is optional, as it is only present on + R-Car Gen2 and RZ/G1 SoCs, and on R-Car H3 (R8A7795), M3-W (R8A7796), + and M3-N (R8A77965). - interrupts: A list of interrupt-specifiers, one for each entry in interrupt-names. If interrupt-names is not present, an interrupt specifier