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 89F45C433EF for ; Mon, 22 Nov 2021 10:47:32 +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: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=fD3HH6EyGAQ0m9lAoQ/fjtSGfuI7q6jexgWdSCvnnTo=; b=CNhtFAnvCGtFaz Pvs39u+Orp5Skksk7zmzQvDmACYnVrtHGdP72BhSZx+k5WgOW1tmzFslRBA2gT6+Q7IHY63KHyaUo TKKXoE7KHyRlGr7zey1O3R2PxjKE/v2iUN5t01Q+hFDLODI/Jxe67ZmorQjT2N5K6cXeZavvjbcNc S9gk7RQLMALWWbpRw15eUJ0+XhTZH/IGTV2Mp6tCqQEAiLzHaVUmh9bgwbEEfX2TTfKS4ETBQhDCK e2Db0L55LU/JFepNVjfzFJ7jSyBdeZmJ2/OqpPSoUF+5UgSyybJGlDzetgT36s7Bort9DB/0OIVBy Y6wHRyGQBkuHQfdPntAQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mp6oy-00Fu5F-MG; Mon, 22 Nov 2021 10:45:15 +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 1mp5yx-00Fh4V-H0; Mon, 22 Nov 2021 09:51:28 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1637574687; x=1669110687; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wZhUqxJkMxA0aR2GxiIzKwiXYKhD9V7OjEHL2JoCJe8=; b=EGanWogKu2Z45A8PPcvHejBJ6BxB1fxU37ynzAMNTSxSzooXEPBrWG6b H71vquklBYU8D1688aeWCw6ILTsIJWY1zwmcGZk3DdKVKf54IW445bvGj kiN9YR2iZt/xhRAqv7aZ0QofnUC7zPCKxcpJpJLo+65EByZeNzxFIpDwl bGqpXT6jm4k/kZuO/WLQhhi642jZG253Bft/dfAVZlH0uY+ApVaZbghFO ua3lDh6G03a5rxFYQTsHV6CHpXLrjzQjbDlvLbdkGZfeVq236GoKIBeZy lCfGnYpL3X8QU81mCotPaTj+C9MMVZBDclUCM/u2I2x4pWL/5x2rTXI4C A==; IronPort-SDR: Y0StdOPgZnVwxpknrgepwSD4z4AwRrLwWuqSBeFnqcPb01625YMix6iWH0+VnvhTjy87UAmRPA tiPnh9S6aaLiRDNHiJ//mISw8kGaJBCq/YFYdI1e5qw3+IssDoFd6/zdMQFf5+aC8G9+u/be+r MiR+L5zEIHxepNGo8caTGhZBKzssPvG8W1DeXgQA8hn1NBSP/cnT3cSzx3rXOrLY5s7gy/13DQ VFPSVRdv98HuXxocFln/CtLVbtZCghVvLZs9IxYu+qDaH1ejfuuNwVQ/Ml/v+GEeXDoQN8wQXD rEVdLaUQWndQ6PfyI0TaohXx X-IronPort-AV: E=Sophos;i="5.87,254,1631602800"; d="scan'208";a="144129581" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa5.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 22 Nov 2021 02:51:26 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.14; Mon, 22 Nov 2021 02:51:24 -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 15.1.2176.14 via Frontend Transport; Mon, 22 Nov 2021 02:51:19 -0700 From: Tudor Ambarus To: , , Subject: [PATCH v4 11/13] mtd: spi-nor: spansion: s25fl256s0: Skip SFDP parsing Date: Mon, 22 Nov 2021 11:50:18 +0200 Message-ID: <20211122095020.393346-12-tudor.ambarus@microchip.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211122095020.393346-1-tudor.ambarus@microchip.com> References: <20211122095020.393346-1-tudor.ambarus@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211122_015127_675660_C12D0E76 X-CRM114-Status: GOOD ( 10.76 ) 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: , Cc: macromorgan@hotmail.com, jaimeliao@mxic.com.tw, Tudor Ambarus , richard@nod.at, esben@geanix.com, linux@rasmusvillemoes.dk, knaerzche@gmail.com, linux-mtd@lists.infradead.org, linux-arm-kernel@lists.infradead.org, code@reto-schneider.ch, miquel.raynal@bootlin.com, heiko.thiery@gmail.com, sr@denx.de, figgyc@figgyc.uk, mail@david-bauer.net, zhengxunli@mxic.com.tw Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org s25fl256s0 does not define the SFDP tables nor implements the RDSFDP 0x5a command. Skip the SFDP parsing in order to avoid issuing an unsupported command to the flash. Signed-off-by: Tudor Ambarus --- v4: use new flag macros root@sama5d2-xplained:~# cat /sys/devices/platform/ahb/ahb:apb/f0020000.spi/spi_master/spi1/spi1.0/spi-nor/jedec_id 0102194d0080 root@sama5d2-xplained:~# cat /sys/devices/platform/ahb/ahb:apb/f0020000.spi/spi_master/spi1/spi1.0/spi-nor/manufacturer spansion root@sama5d2-xplained:~# cat /sys/devices/platform/ahb/ahb:apb/f0020000.spi/spi_master/spi1/spi1.0/spi-nor/partname s25fl256s0 root@sama5d2-xplained:~# cat /sys/devices/platform/ahb/ahb:apb/f0020000.spi/spi_master/spi1/spi1.0/spi-nor/sfdp cat: '/sys/devices/platform/ahb/ahb:apb/f0020000.spi/spi_master/spi1/spi1.0/spi-nor/sfdp': No such file or directory drivers/mtd/spi-nor/spansion.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/spi-nor/spansion.c b/drivers/mtd/spi-nor/spansion.c index 1282a759cd75..92c2350e7ff3 100644 --- a/drivers/mtd/spi-nor/spansion.c +++ b/drivers/mtd/spi-nor/spansion.c @@ -210,7 +210,8 @@ static const struct flash_info spansion_parts[] = { NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "s25fl256s0", INFO6(0x010219, 0x4d0080, 256 * 1024, 128) FLAGS(USE_CLSR) - NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, + NO_SFDP_FLAGS(SPI_NOR_SKIP_SFDP | SPI_NOR_DUAL_READ | + SPI_NOR_QUAD_READ) }, { "s25fl256s1", INFO6(0x010219, 0x4d0180, 64 * 1024, 512) FLAGS(USE_CLSR) NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel