From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5F484C04AB1 for ; Thu, 9 May 2019 19:20:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3DFFA2085A for ; Thu, 9 May 2019 19:20:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727154AbfEITUu (ORCPT ); Thu, 9 May 2019 15:20:50 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:4788 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727038AbfEITUt (ORCPT ); Thu, 9 May 2019 15:20:49 -0400 X-IronPort-AV: E=Sophos;i="5.60,450,1549897200"; d="scan'208";a="15257463" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 10 May 2019 04:20:47 +0900 Received: from fabrizio-dev.ree.adwin.renesas.com (unknown [10.226.36.196]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 7E3FB415F3D5; Fri, 10 May 2019 04:20:42 +0900 (JST) From: Fabrizio Castro To: Wolfgang Grandegger , Marc Kleine-Budde , Rob Herring , Mark Rutland Cc: Marek Vasut , "David S. Miller" , linux-can@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Simon Horman , Geert Uytterhoeven , Chris Paterson , Biju Das , Fabrizio Castro , linux-renesas-soc@vger.kernel.org, Marek Vasut , Eugeniu Rosca , Rob Herring , Simon Horman , Wolfram Sang Subject: [PATCH repost 4/5] dt-bindings: can: rcar_canfd: document r8a77990 support Date: Thu, 9 May 2019 20:20:21 +0100 Message-Id: <1557429622-31676-5-git-send-email-fabrizio.castro@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1557429622-31676-1-git-send-email-fabrizio.castro@bp.renesas.com> References: <1557429622-31676-1-git-send-email-fabrizio.castro@bp.renesas.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Marek Vasut Document the support for rcar_canfd on R8A77990 SoC devices. Signed-off-by: Marek Vasut Cc: Eugeniu Rosca Cc: Geert Uytterhoeven Cc: Marc Kleine-Budde Cc: Rob Herring Cc: Simon Horman Cc: Wolfram Sang Cc: linux-renesas-soc@vger.kernel.org To: devicetree@vger.kernel.org Reviewed-by: Simon Horman --- Documentation/devicetree/bindings/net/can/rcar_canfd.txt | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt index 4720e91..41049fe 100644 --- a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt +++ b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt @@ -9,6 +9,7 @@ Required properties: - "renesas,r8a77965-canfd" for R8A77965 (R-Car M3-N) compatible controller. - "renesas,r8a77970-canfd" for R8A77970 (R-Car V3M) compatible controller. - "renesas,r8a77980-canfd" for R8A77980 (R-Car V3H) compatible controller. + - "renesas,r8a77990-canfd" for R8A77990 (R-Car E3) compatible controller. When compatible with the generic version, nodes must list the SoC-specific version corresponding to the platform first, followed by the @@ -27,12 +28,12 @@ The name of the child nodes are "channel0" and "channel1" respectively. Each child node supports the "status" property only, which is used to enable/disable the respective channel. -Required properties for "renesas,r8a7795-canfd", "renesas,r8a7796-canfd" and -"renesas,r8a77965-canfd" compatible: -In R8A7795, R8A7796 and R8A77965 SoCs, canfd clock is a div6 clock and can -be used by both CAN and CAN FD controller at the same time. It needs to be -scaled to maximum frequency if any of these controllers use it. This is done -using the below properties: +Required properties for "renesas,r8a7795-canfd", "renesas,r8a7796-canfd", +"renesas,r8a77965-canfd" and "renesas,r8a77990-canfd" compatible: +In R8A7795, R8A7796, R8A77965 and R8A77990 SoCs, canfd clock is a div6 clock +and can be used by both CAN and CAN FD controller at the same time. It needs +to be scaled to maximum frequency if any of these controllers use it. This is +done using the below properties: - assigned-clocks: phandle of canfd clock. - assigned-clock-rates: maximum frequency of this clock. -- 2.7.4