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 1DDAFC76196 for ; Fri, 31 Mar 2023 19:47:15 +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: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=yQa+Ip88DvJfSlWZNvKcCOp5xFMFgOCpjJi17chDnUc=; b=Tdl295xODBzvtA HKa+IqONBzagiFDitmXYHkOq0AwHmNkx2vsZgBROArfNepBD0ZfbMDCNyemI0f3F2ppMyDo1a0FGp lTYmFl8CpOwK21FqsL0EADQvc/IGWrO2/WwVl8CcwYRsctKc0CciYXRLBazppri+WTDRgfmldvFMn Z9KVuXrsQbZNKiRiA4tFU2qFdbL3fvpWd0qzDS5YSPQzpPaEVy3l8d1tbMdketBrH0w5H7dDySYyS xkqwIUfnClTcpIarbl4I3Qp1tHPSB1dRkyHpJz+ulVtp2DEhv8wSuY9wcdvkFv19k4EIz/tHJA9gM W+bkBDUfcHxaod0RJiLg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1piKhk-008exG-2C; Fri, 31 Mar 2023 19:46:32 +0000 Received: from relay4-d.mail.gandi.net ([217.70.183.196]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1piKhg-008evW-1l for linux-mtd@lists.infradead.org; Fri, 31 Mar 2023 19:46:30 +0000 Received: (Authenticated sender: miquel.raynal@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id C0650E0003; Fri, 31 Mar 2023 19:46:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1680291986; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Lpl1Wi3Gis65t3NlRCdlkUv5QF/skzVa58OoamEGrJE=; b=CQBIIlAUi8VMTsLdSUYjX5XCFuJvI/uz+d/KgSFBQ1NjB3AkUjBNTfcYCJgKuGJpcBc+1v ifl/d7oyla5qVdAz9/MDPSZPrN/N8VTG4pQPQi1QprqUyK7IfJH567j0Kr4dPnMf0/+iGk sR3v2rUuiKoMaBmN23a+Qolxk4Ndbvd0AtaVT89Wioe3uz+qZErCRnuwGV6U4c06IZTKTx iH28IG2RiVlYRT7CANrsp8j5JGKOnsQ9O5yTTjW+Z89mFQGEizqTDlHjz9bQMxDywh+wLj /p2rxFe5dbQ5hSnAcvBuml5TnEDFmdWtXkKBx04rB6nH0T+tOpJKXxppS1rFgQ== From: Miquel Raynal To: Richard Weinberger , Vignesh Raghavendra , Tudor Ambarus , Pratyush Yadav , Michael Walle , Cc: Julien Su , Jaime Liao , Jaime Liao , Alvin Zhou , Thomas Petazzoni , Miquel Raynal Subject: [PATCH v6 2/2] mtd: spi-nor: macronix: Add support for mx25uw51245g with RWW Date: Fri, 31 Mar 2023 21:46:20 +0200 Message-Id: <20230331194620.839899-2-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230331194620.839899-1-miquel.raynal@bootlin.com> References: <20230331194620.839899-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230331_124628_851126_B2A912A4 X-CRM114-Status: GOOD ( 10.75 ) 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 Describe this new part and provide the RWW flag for it. There is no public datasheet, but here are the sfdp tables plus base testing to show it works. $ cat /sys/bus/spi/devices/spi0.0/spi-nor/partname mx25uw51245g $ cat /sys/bus/spi/devices/spi0.0/spi-nor/jedec_id c2813a $ cat /sys/bus/spi/devices/spi0.0/spi-nor/manufacturer macronix $ xxd -p /sys/bus/spi/devices/spi0.0/spi-nor/sfdp 53464450080104fd00070114400000ff8701011c900000ff0a0001080001 00ff05000105200100ff84000102340100ff0000000000000000ffffffff ffffffffe5208affffffff1f00ff00ff00ff00ffeeffffffffff00ffffff 00ff0c2010d800ff00ff87790100821200e27704674630b030b0f4bdd55c 000000ff101000200000000000007ca14800000000008888000000000000 00400fd1fff30fd1fff300050090000500b1002b0095002b0096727103b8 727103b80000000090a3188200c069960000000000000000727100987271 00b8727100990000000072710098727100f872710099727100f900000000 00000000011501d0727106d8000086500000060100000000020001030002 00000000060100000000000072060002000000eec0697272717100d8f7f6 000a00001445988043060f0021dcffff $ md5sum /sys/bus/spi/devices/spi0.0/spi-nor/sfdp 047a884cf44d9ffc2a94d3ab37b48c63 /sys/bus/spi/devices/spi0.0/spi-nor/sfdp $ dd if=/dev/urandom of=./qspi_test bs=1M count=6 6+0 records in 6+0 records out $ mtd_debug write /dev/mtd1 0 6291456 qspi_test Copied 6291456 bytes from qspi_test to address 0x00000000 in flash $ mtd_debug erase /dev/mtd1 0 6291456 Erased 6291456 bytes from address 0x00000000 in flash $ mtd_debug read /dev/mtd1 0 6291456 qspi_read Copied 6291456 bytes from address 0x00000000 in flash to qspi_read $ hexdump qspi_read 0000000 ffff ffff ffff ffff ffff ffff ffff ffff * 0600000 $ mtd_debug write /dev/mtd1 0 6291456 qspi_test Copied 6291456 bytes from qspi_test to address 0x00000000 in flash $ mtd_debug read /dev/mtd1 0 6291456 qspi_read Copied 6291456 bytes from address 0x00000000 in flash to qspi_read $ sha1sum qspi_test qspi_read d24a9523db829a0df688f34b8dc76a1383b74024 qspi_test d24a9523db829a0df688f34b8dc76a1383b74024 qspi_read Signed-off-by: Miquel Raynal --- drivers/mtd/spi-nor/macronix.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c index 6853ec9ae65d..7db1a1a6a1fb 100644 --- a/drivers/mtd/spi-nor/macronix.c +++ b/drivers/mtd/spi-nor/macronix.c @@ -82,6 +82,9 @@ static const struct flash_info macronix_nor_parts[] = { { "mx25u51245g", INFO(0xc2253a, 0, 64 * 1024, 1024) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) FIXUP_FLAGS(SPI_NOR_4B_OPCODES) }, + { "mx25uw51245g", INFOB(0xc2813a, 0, 0, 0, 4) + PARSE_SFDP + FLAGS(SPI_NOR_RWW) }, { "mx25v8035f", INFO(0xc22314, 0, 64 * 1024, 16) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, -- 2.34.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/