From patchwork Thu Jun 10 08:20:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 12312307 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=-16.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,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 8DD12C47094 for ; Thu, 10 Jun 2021 08:33:46 +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 5EAAF613B3 for ; Thu, 10 Jun 2021 08:33:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5EAAF613B3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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:References:In-Reply-To: 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: List-Owner; bh=lenp+Dki6YIZVk+K+WR5xuius5jXWnfUsO58Fzz9C38=; b=Pb+LRgkQOYNEhF YmRNUiAI1YGIZTeW5lvzPMp2C5I1ixAi56Z+uBz1u51mY13hlAFTZ6b6wXeP0yzK0VAlca9CKeZtc 55qYE9DanwogJahVcKMTQWbinYQM4B70PxritrrNNsr2p2gqPZdnSsoB0h3EqvS+ZpQd6Xg4/PyUo 0spqrLVMlUlVXXWZWxCXj9M/+Wg89K6dCa/StwhYPgmR7wdkp8CBdYzxmIeJy/L0wazL9ZqKmdJZ1 4KSjvrCtBY3DE+t6jPAio0R26vl7RZ7Y9V6JgSgwVHVSL2to/VFeVDIOH6+2YEgbczVspCIhvHmxA lJb5KFku6Z43qIlTC/Vg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lrG6M-00HVzc-DJ; Thu, 10 Jun 2021 08:31:47 +0000 Received: from relay7-d.mail.gandi.net ([217.70.183.200]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lrFvx-00HS0p-6g; Thu, 10 Jun 2021 08:21:02 +0000 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay7-d.mail.gandi.net (Postfix) with ESMTPSA id 343A220006; Thu, 10 Jun 2021 08:20:58 +0000 (UTC) From: Miquel Raynal To: Richard Weinberger , Vignesh Raghavendra , Tudor Ambarus , , Rob Herring , , Krzysztof Kozlowski Cc: Michal Simek , Naga Sureshkumar Relli , Amit Kumar Mahapatra , Thomas Petazzoni , , , helmut.grohne@intenta.de, Srinivas Goud , Siva Durga Prasad Paladugu , Miquel Raynal Subject: [PATCH v23 08/18] dt-binding: memory: pl353-smc: Enhance the description of the reg property Date: Thu, 10 Jun 2021 10:20:30 +0200 Message-Id: <20210610082040.2075611-9-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210610082040.2075611-1-miquel.raynal@bootlin.com> References: <20210610082040.2075611-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210610_012101_407035_0A9187BB X-CRM114-Status: UNSURE ( 9.76 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The SMC bus controller features several register sets. The one pointed by the reg property is for the SMC configuration (impacts the sub-controllers configuration), while the others are meant to be used to send regular cycles on the memory bus (eg. CMD, ADDR, DATA for a NAND device). Detail this a little bit for the sake of clarity. Signed-off-by: Miquel Raynal --- .../devicetree/bindings/memory-controllers/pl353-smc.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt b/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt index ecd46856f139..ba6a5426f62b 100644 --- a/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt +++ b/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt @@ -5,7 +5,8 @@ of memory interfaces: NAND and memory mapped interfaces (such as SRAM or NOR). Required properties: - compatible : Should be "arm,pl353-smc-r2p1", "arm,primecell". -- reg : Controller registers map and length. +- reg : SMC controller and sub-controllers configuration + registers. - clock-names : List of input clock names - "memclk", "apb_pclk" (See clock bindings for details). - clocks : Clock phandles (see clock bindings for details).