From patchwork Mon Feb 22 02:15:50 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 585914 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 A6E74140778 for ; Mon, 22 Feb 2016 13:16:43 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=verge.net.au header.i=@verge.net.au header.b=QTWp5pdA; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752811AbcBVCQf (ORCPT ); Sun, 21 Feb 2016 21:16:35 -0500 Received: from kirsty.vergenet.net ([202.4.237.240]:42354 "EHLO kirsty.vergenet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752466AbcBVCQI (ORCPT ); Sun, 21 Feb 2016 21:16:08 -0500 Received: from reginn.isobedori.kobe.vergenet.net (p5023-ipbfp803kobeminato.hyogo.ocn.ne.jp [123.221.39.23]) by kirsty.vergenet.net (Postfix) with ESMTPA id 3753925B7C9; Mon, 22 Feb 2016 13:16:05 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=verge.net.au; s=mail; t=1456107365; bh=EJOJ8GakzaIxxuAx/PcViyvhHzTbPwO8E7tyedxqjbE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QTWp5pdApT4KffKZa58/U2nJNTeWRVA1FzHHBc25glbzTmtxmJ/AykBcLC/hrOCK4 dMoAvSM7IDBzTh6gpCbbaBtzzRkoX4JKxG5wlZb30qgX9oumBik4tp0eUdOVh8YQAe BAfuTFZuimO4Wnv7GxsCQ4sN38NiCaGTYWYI4h8U= Received: by reginn.isobedori.kobe.vergenet.net (Postfix, from userid 7100) id 24C489404A8; Mon, 22 Feb 2016 11:15:59 +0900 (JST) From: Simon Horman To: Wolfgang Grandegger , Marc Kleine-Budde Cc: Magnus Damm , linux-can@vger.kernel.org, netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, Simon Horman Subject: [PATCH can-next 2/2] CAN: rcar: add device tree support for r8a779[234] Date: Mon, 22 Feb 2016 11:15:50 +0900 Message-Id: <1456107350-12100-3-git-send-email-horms+renesas@verge.net.au> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1456107350-12100-1-git-send-email-horms+renesas@verge.net.au> References: <1456107350-12100-1-git-send-email-horms+renesas@verge.net.au> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Simply document new compatibility string. As a previous patch adds a generic R-Car Gen2 compatibility string there appears to be no need for a driver updates. By documenting this compat sting it may be used in DTSs shipped, for example as part of ROMs. It must be used in conjunction with the Gen2 fallback compat string. At this time there are no known differences between the r8a779[234] IP blocks and that implemented by the driver for the Gen2 fallback compat string. Thus there is no need to update the driver as the use of the Gen2 fallback compat string will activate the correct code in the current driver while leaving the option for r8a779[234]-specific driver code to be activated in an updated driver should the need arise. Signed-off-by: Simon Horman Acked-by: Rob Herring --- Documentation/devicetree/bindings/net/can/rcar_can.txt | 3 +++ drivers/net/can/rcar_can.c | 3 +++ 2 files changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/net/can/rcar_can.txt b/Documentation/devicetree/bindings/net/can/rcar_can.txt index 036786e1f70d..c6fb74d7c809 100644 --- a/Documentation/devicetree/bindings/net/can/rcar_can.txt +++ b/Documentation/devicetree/bindings/net/can/rcar_can.txt @@ -6,6 +6,9 @@ Required properties: "renesas,can-r8a7779" if CAN controller is a part of R8A7779 SoC. "renesas,can-r8a7790" if CAN controller is a part of R8A7790 SoC. "renesas,can-r8a7791" if CAN controller is a part of R8A7791 SoC. + "renesas,can-r8a7792" if CAN controller is a part of R8A7792 SoC. + "renesas,can-r8a7793" if CAN controller is a part of R8A7793 SoC. + "renesas,can-r8a7794" if CAN controller is a part of R8A7794 SoC. "renesas,can-gen1" for a generic R-Car Gen1 compatible device. "renesas,can-gen2" for a generic R-Car Gen2 compatible device. - reg: physical base address and size of the R-Car CAN register map. diff --git a/drivers/net/can/rcar_can.c b/drivers/net/can/rcar_can.c index c70a1f795933..73761a4dd1bf 100644 --- a/drivers/net/can/rcar_can.c +++ b/drivers/net/can/rcar_can.c @@ -904,6 +904,9 @@ static const struct of_device_id rcar_can_of_table[] __maybe_unused = { { .compatible = "renesas,can-r8a7779" }, { .compatible = "renesas,can-r8a7790" }, { .compatible = "renesas,can-r8a7791" }, + { .compatible = "renesas,can-r8a7792" }, + { .compatible = "renesas,can-r8a7793" }, + { .compatible = "renesas,can-r8a7794" }, { .compatible = "renesas,can-gen1" }, { .compatible = "renesas,can-gen2" }, { }