From patchwork Fri Oct 11 18:48:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11186195 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 141F4912 for ; Fri, 11 Oct 2019 18:48:48 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E6D4621D7C for ; Fri, 11 Oct 2019 18:48:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="fAiMEBZO"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="tY1MpDe+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E6D4621D7C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=IUCgxHvDzV42qL11WSg6C5+/AYva7Y7D5tUaRHMALZM=; b=fAiMEBZOI1GkOr uLhrVuV7BNr7CqAxJeC2vrPevnQw7CknaiLIb3Lpz3x3LZp1RkuXugaGtQGpFNwpw5/HEnX4kaT3D /gb6Oo7V0RznBhjOSx2ezhjNHHLJ5oHELmKT8vZNsyVXAsLad2azAXyHjuGP5ZJOu5+Rvcko9zWLJ CK8/rBjum0bqgC8nFHxR93+mZ4ST/jrNXgDo9P9SEsd7stoPqKpkENx6Pj7bIdoxCVVGLyVucsnj/ Lu4/wuJSg4qtaAFFcAaMbO3MJ96VijrmD6X79HsEAVaeUQ1o0DvNQKz7f+3pKzatjQrbwFQl8Kgf0 d0c1VbHWriD4vYyfg5lw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iIzy2-0001yx-Lh; Fri, 11 Oct 2019 18:48:46 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iIzxo-0001m1-L9; Fri, 11 Oct 2019 18:48:33 +0000 Received: from ziggy.de (unknown [37.223.145.112]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D218C21E6F; Fri, 11 Oct 2019 18:48:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570819712; bh=OSSt+reHfL3uEfpz09ftnbbXI7VLIRW3qEzvMgs8aKI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tY1MpDe+AdZS/V/qg85LK4kVcQbnvFT3fr2YtPdfdvVZUm8KTEeQOETC/KxFqWUpc r7aZTSVfJBHALLP7e8A8rOlpc8pMKv80UZXNRDJjsPVQpXvdVtKHjat6jPV9MnrLZR I50BTqRH+Z4BowwrAuBWqdHfff7fwSxGuXZ7dQqg= From: matthias.bgg@kernel.org To: Florian Fainelli , "David S . Miller" Subject: [PATCH v1 1/3] dt-bindings: net: bcmgenet add property for max DMA burst size Date: Fri, 11 Oct 2019 20:48:19 +0200 Message-Id: <20191011184822.866-2-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191011184822.866-1-matthias.bgg@kernel.org> References: <20191011184822.866-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191011_114832_712351_66D4F205 X-CRM114-Status: GOOD ( 11.57 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Matthias Brugger , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Nicolas Saenz Julienne , Rob Herring , Stefan Wahren , Matthias Brugger , linux-arm-kernel@lists.infradead.org, linux-rpi-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger The maximal usable DMA burst size can vary in different SoCs. Add a optional property to configure the DMA channels properly. Signed-off-by: Matthias Brugger --- Documentation/devicetree/bindings/net/brcm,bcmgenet.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt b/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt index 3956af1d30f3..10a7169ec902 100644 --- a/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt +++ b/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt @@ -30,6 +30,8 @@ Optional properties: See Documentation/devicetree/bindings/net/fixed-link.txt for information on the property specifics +- dma-burst-sz: Maximal length of a burst. + Required child nodes: - mdio bus node: this node should always be present regardless of the PHY