From patchwork Tue Jan 12 19:10:30 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gregory CLEMENT X-Patchwork-Id: 8020511 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 15DB7BEEE5 for ; Tue, 12 Jan 2016 19:14:05 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4551A2026C for ; Tue, 12 Jan 2016 19:14:04 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C068D20412 for ; Tue, 12 Jan 2016 19:14:02 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aJ4Mr-0006op-Ki; Tue, 12 Jan 2016 19:12:33 +0000 Received: from down.free-electrons.com ([37.187.137.238] helo=mail.free-electrons.com) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aJ4Ls-00062d-BU for linux-arm-kernel@lists.infradead.org; Tue, 12 Jan 2016 19:11:34 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id 215EA260; Tue, 12 Jan 2016 20:11:09 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from localhost (81-67-231-93.rev.numericable.fr [81.67.231.93]) by mail.free-electrons.com (Postfix) with ESMTPSA id A1178274; Tue, 12 Jan 2016 20:10:42 +0100 (CET) From: Gregory CLEMENT To: "David S. Miller" , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Thomas Petazzoni , Florian Fainelli Subject: [PATCH net-next 06/10] ARM: mvebu: add buffer manager nodes to armada-xp.dtsi Date: Tue, 12 Jan 2016 20:10:30 +0100 Message-Id: <1452625834-22166-7-git-send-email-gregory.clement@free-electrons.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1452625834-22166-1-git-send-email-gregory.clement@free-electrons.com> References: <1452625834-22166-1-git-send-email-gregory.clement@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160112_111132_922959_9220D4F7 X-CRM114-Status: GOOD ( 11.69 ) X-Spam-Score: -1.9 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Lior Amsalem , Andrew Lunn , Russell King - ARM Linux , Jason Cooper , Arnd Bergmann , Boris BREZILLON , Simon Guinot , Nadav Haklai , Ezequiel Garcia , Gregory CLEMENT , Maxime Ripard , Marcin Wojtas , Willy Tarreau , linux-arm-kernel@lists.infradead.org, Sebastian Hesselbarth MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Marcin Wojtas Armada XP network controller supports hardware buffer management (BM). Since it is now enabled in mvneta driver, appropriate nodes can be added to armada-xp.dtsi - for the actual common BM unit (bm@c0000) and its internal SRAM (bm-bppi), which is used for indirect access to buffer pointer ring residing in DRAM. Pools - ports mapping, bm-bppi entry in 'soc' node's ranges and optional parameters are supposed to be set in board files. Signed-off-by: Marcin Wojtas --- arch/arm/boot/dts/armada-xp.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi index be23196829bb..bd459360d7a6 100644 --- a/arch/arm/boot/dts/armada-xp.dtsi +++ b/arch/arm/boot/dts/armada-xp.dtsi @@ -253,6 +253,14 @@ marvell,crypto-sram-size = <0x800>; }; + bm: bm@c0000 { + compatible = "marvell,armada-380-neta-bm"; + reg = <0xc0000 0xac>; + clocks = <&gateclk 13>; + internal-mem = <&bm_bppi>; + status = "disabled"; + }; + xor@f0900 { compatible = "marvell,orion-xor"; reg = <0xF0900 0x100 @@ -291,6 +299,16 @@ #size-cells = <1>; ranges = <0 MBUS_ID(0x09, 0x05) 0 0x800>; }; + + bm_bppi: bm-bppi { + compatible = "mmio-sram"; + reg = ; + ranges = <0 MBUS_ID(0x0c, 0x04) 0 0x100000>; + #address-cells = <1>; + #size-cells = <1>; + clocks = <&gateclk 13>; + status = "disabled"; + }; }; clocks {