From patchwork Fri Jun 21 09:11:13 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 11008811 X-Patchwork-Delegate: geert@linux-m68k.org Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DB249112C for ; Fri, 21 Jun 2019 09:11:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CAA33289DA for ; Fri, 21 Jun 2019 09:11:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BEBB7289E5; Fri, 21 Jun 2019 09:11:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 62A02289DA for ; Fri, 21 Jun 2019 09:11:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726297AbfFUJL3 (ORCPT ); Fri, 21 Jun 2019 05:11:29 -0400 Received: from kirsty.vergenet.net ([202.4.237.240]:33354 "EHLO kirsty.vergenet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726210AbfFUJL3 (ORCPT ); Fri, 21 Jun 2019 05:11:29 -0400 Received: from reginn.horms.nl (watermunt.horms.nl [80.127.179.77]) by kirsty.vergenet.net (Postfix) with ESMTPA id 20B9025BE02; Fri, 21 Jun 2019 19:11:21 +1000 (AEST) Received: by reginn.horms.nl (Postfix, from userid 7100) id 1B2D7940B38; Fri, 21 Jun 2019 11:11:19 +0200 (CEST) From: Simon Horman To: linux-renesas-soc@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, Magnus Damm , "David S . Miller" , Daniel Lezcano , Marek Vasut , Marek Vasut , Simon Horman Subject: [PATCH 6/9] dt-bindings: can: rcar_canfd: document r8a77990 support Date: Fri, 21 Jun 2019 11:11:13 +0200 Message-Id: <485dccb48f7590939c6dee794e0a30512926c830.1561107729.git.horms+renesas@verge.net.au> X-Mailer: git-send-email 2.11.0 In-Reply-To: References: Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Marek Vasut Document the support for rcar_canfd on R8A77990 SoC devices. Signed-off-by: Marek Vasut Acked-by: David S. Miller Reviewed-by: Rob Herring Signed-off-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 4720e916fbdd..41049fed5872 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.