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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 05A78D61037 for ; Sat, 31 Jan 2026 17:26:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=d/2xc5xtsjMWxrWmQa4acK7omOYbak2LM/iAriL2l5o=; b=bqSFXbzRwNf1sc CpW+PQbHKiqRuVvmrm8V+dLHLlAJymCKpYmRwysJ6C16+lq4vctPQE/qCArea63bxszLXf/ErMnPM fQ9ydOhByXMz+cwMad/e8Ay5sWhpM8RSfB0er8M8UR2HibeuXfoT3Ipws0LkyaHkc5dKJjV5X6RNS Yc1f/0LJnyXiQGuWeHM9X8JE5rSFOFOu0lItFUB/m2Ep/Amq2pChrsyGVIkYjXaC43l11Jkkcz77c CAW6PcRc9CI+Qnii5TZxulDdMbXmvT+JtN0fnyBSZCAmHsZX7Z1A+s6LB/RGdSd9mHtYxhNEAUQvC DvNuMS/3mYlgoMvVjxvA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vmEjn-00000002qwV-2JXu; Sat, 31 Jan 2026 17:26:23 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vmEji-00000002qwA-2DwK for linux-mtd@lists.infradead.org; Sat, 31 Jan 2026 17:26:19 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 48BED41ACB; Sat, 31 Jan 2026 17:26:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 688EEC4CEF1; Sat, 31 Jan 2026 17:26:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769880377; bh=lL2KpW+5gB6aNpRTESTk9jPO2YC6wPsXm8d7yK5Jj18=; h=From:To:Cc:Subject:Date:From; b=NVeIufvSICOnM+jMbsW8QKlexpX1UkuaFssed1due4sdc1ETuQYs1szA/hX5fgeJU ZgLlaCoRcN2akffcRil9db/7eXFipFdJ7QO3Hh80GnwnPoTUidA0A5JWsTQzJuVrsO GFSxxZWffMTE3VyUWiyDwDxcLR2ssz0pG8K/5qYlz8NUlFeAqhjrY6mkMWLwHdon37 XM+UiijsonYAEjnc83Dp/bBuOxp1lDB/DX7RL0Kx46AaEFfuKF7NdxQyRndilKe9wS tUlH9Sg/O2fjOFdmhZnaIFkVT/Zprr3N4p0cqo4o8LZbu54N++wABb8T9c8sqE7ohE +1BqBnx49mAwA== From: Dinh Nguyen To: miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com Cc: dinguyen@kernel.org, linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Khairul Anuar Romli , Rob Herring Subject: [PATCH] dt-bindings: mtd: cdns,hp-nfc: Add dma-coherent property Date: Sat, 31 Jan 2026 11:26:11 -0600 Message-ID: <20260131172611.28807-1-dinguyen@kernel.org> X-Mailer: git-send-email 2.42.0.411.g813d9a9188 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260131_092618_607483_CC0F1F30 X-CRM114-Status: UNSURE ( 6.86 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org From: Khairul Anuar Romli The Cadence HP NAND Flash Controller on supports DMA transactions through a coherent interconnect. In previous generations SoC (Stratix10 and Agilex) the interconnect was non-coherent, hence there is no need for dma-coherent property to be presence. In Agilex 5, the architecture has changed. It introduced a coherent interconnect that supports cache-coherent DMA. Signed-off-by: Khairul Anuar Romli Reviewed-by: Rob Herring (Arm) Signed-off-by: Dinh Nguyen --- Documentation/devicetree/bindings/mtd/cdns,hp-nfc.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/mtd/cdns,hp-nfc.yaml b/Documentation/devicetree/bindings/mtd/cdns,hp-nfc.yaml index 73dc69cee4d8..367257a227b1 100644 --- a/Documentation/devicetree/bindings/mtd/cdns,hp-nfc.yaml +++ b/Documentation/devicetree/bindings/mtd/cdns,hp-nfc.yaml @@ -40,6 +40,8 @@ properties: dmas: maxItems: 1 + dma-coherent: true + iommus: maxItems: 1 -- 2.42.0.411.g813d9a9188 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/