From patchwork Fri Jul 16 15:47:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tudor Ambarus X-Patchwork-Id: 12382519 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=-17.4 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 9D12AC07E95 for ; Fri, 16 Jul 2021 15:49:56 +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 6962861154 for ; Fri, 16 Jul 2021 15:49:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6962861154 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=microchip.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: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=DNnz7P0M5AmIi1imqkvktcYTvOpX0SKLPCrYArIFNRM=; b=KJtQ3sKgMtbI4M g6ZRc64OVYLhpDpi0xYWWD3SlKZ7uFZnOsjt2sXKm6g66WSR0AA4NYr1UspNF1xgTOzvbJh6vNX4i n0zXae8u8PGtq7ypsq98utvRTR4TgDWXvwX6dNgsRk8x68mgS4f4bpEh5Kx0a6+0WOb07KnqS1L3i hGdpBKt9FE1VGUfo/4lW661q5BcJLtwlE0aPnR4cgRCuRMCJseffQwtW45ojGP/YAEBwVIp3rdNHE T8batOYO1AZiLD/G5YJNe6jua+apZ18nKzU6iNNKwSh1jcSjxJEyjENFHufUvwuzOnV8Q3knoH1P8 7a5kb6t2KAjNAb6Evfcw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1m4Q4U-004lrd-G0; Fri, 16 Jul 2021 15:48:14 +0000 Received: from esa.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1m4Q42-004lqj-1K for linux-arm-kernel@lists.infradead.org; Fri, 16 Jul 2021 15:47:49 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1626450466; x=1657986466; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=/vZlSOVpdEvhJO6FbDpdJpsOuoJTaVkINSibSKKzyIc=; b=TRwfEEziIeF3LDgRznQvhRPZBnJQvYk//kLtsvZA4An9BzK1rk4mjuGb 0WN6AHG6rECI0PtV//0shQdI+l3SKjkGXmbWBwSXzzBQXBahJA5nezshd K4CK6WrheSYvKv7GCmNHptsMUe2MDVTrVKVldThJnkDnQXOjODNBDK7MW /QVi+X8x87ntFmWhDzKb0gkUbcwtW47Thh6zUSFNvRvwdwDBx2oCjt6Ez +Ol/X9ZFpcqJFwdA027Zke/UKnJqElTG2aYVA59+xOdacbBCqzoYALTam 9vJASIBOEJa0S+kjWXyvpsrbp0I5NajrNwvf5kVzsLfpE3jwioz69x0RG w==; IronPort-SDR: wJorc8U5lOuW1uXp9EBbTlht1FjNrcuBSessMlFUYRTkpyTk6xK7uowROWxLIWn2ohtlGGqBCF XATA7wmVfp2mdcBfWE+HS/kCVjhZPnsdkaOjn5zLVDOw/lP2wrZePOL3rTglb7s5tQu8JceJk8 vDY7z29DSjWU5owP4ghhrXwV92NewblfJj/wTmuPL3eokTH8Rw82q49r4BnsaeUjyj++Xk/LaU 67AhudmOVAeK3HDhb21DCV2t0PXtrdT97PIZBmt3f1Nz38fG+W3Wq4Z63qKW2c2Bnv9Lxk2TN3 EV26KTgji2Dmo/58DfGJeKst X-IronPort-AV: E=Sophos;i="5.84,245,1620716400"; d="scan'208";a="136196386" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 16 Jul 2021 08:47:44 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Fri, 16 Jul 2021 08:47:43 -0700 Received: from ROB-ULT-M18064N.mchp-main.com (10.10.115.15) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2176.2 via Frontend Transport; Fri, 16 Jul 2021 08:47:40 -0700 From: Tudor Ambarus To: , , CC: , , , , , , "Tudor Ambarus" Subject: [PATCH v2] ARM: dts: at91: sama5d4_xplained: Remove spi0 node Date: Fri, 16 Jul 2021 18:47:39 +0300 Message-ID: <20210716154739.835738-1-tudor.ambarus@microchip.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210716_084746_127466_95429662 X-CRM114-Status: UNSURE ( 8.14 ) 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 sama5d4_xplained has an optional on-board serial DataFlash (AT25DF321A), which does not come populated on board by default. Since the spi0 node does not have any child populated by default, thus no user on sama5d4_xplained, remove it. This avoids the following error in SPI NOR, which reads the values of the pulled downed lines, unrecognizing the flash: spi-nor spi0.0: unrecognized JEDEC id bytes: 00 00 00 00 00 00 Signed-off-by: Tudor Ambarus Acked-by: Nicolas Ferre --- arch/arm/boot/dts/at91-sama5d4_xplained.dts | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/arch/arm/boot/dts/at91-sama5d4_xplained.dts b/arch/arm/boot/dts/at91-sama5d4_xplained.dts index 0b3ad1b580b8..046796c5b9b0 100644 --- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts +++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts @@ -38,16 +38,6 @@ uart0: serial@f8004000 { status = "okay"; }; - spi0: spi@f8010000 { - cs-gpios = <&pioC 3 0>, <0>, <0>, <0>; - status = "okay"; - m25p80@0 { - compatible = "atmel,at25df321a"; - spi-max-frequency = <50000000>; - reg = <0>; - }; - }; - i2c0: i2c@f8014000 { i2c-digital-filter; status = "okay";