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 E6D2BC433F5 for ; Fri, 3 Dec 2021 15:02:33 +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=HQTJmCna6DQivRpbMKI2fpPNusASkB6lPAX+pleGzMQ=; b=EhIzApPsI1sOPd nEODSRhS97kMhZKI0f4pbRa27X4kR/Dy3XGdXU0veIOYXNFGxNc/LH/zzOWZ1PajZR+3sel5EHaNd tuEwA7qKUjzMnRRiagr/A9uP+APzWWM8ws6Zza9cwHGEYLv08x0dAky/XyDC9tLUChm9AGfMW0zgq MSQLGZe0sxXX+fgLtl25x+oYFS0BpfLG8tqqEZvGsTF1oUR3VAVKX0ad66iPC+IzGGfFMu2bOtADi 4JIIuARA+OZ8oifxvB7Qz0KAUPio7fl1INDfHyuz9nwz/AmFItwQzpVN2CVQfnxSc5vw6dIKEN/KL WO9EzHgCsrHdh6uwDlow==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mtA2w-00GGzr-Ky; Fri, 03 Dec 2021 15:00:23 +0000 Received: from esa.microchip.iphmx.com ([68.232.154.123]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mt9Tu-00G8Bg-H3; Fri, 03 Dec 2021 14:24:11 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1638541449; x=1670077449; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=g9Yf/9dT8J63ijGSQqz9A4O66npyRd/xOLIf/lEjTes=; b=HEknyI8RhcpAJLrWkufH/IeitUObMaRm1kV4221Q51/HnEV/Zy7aSco4 6hJCJIODUwBp3pNmXB2f+U2HhdoP+UOlOj3Jn4XKNcVIgrFa0NagCF9pD 5bLFDLikdLdYBbHqeU1FkVYt5wjPmFGWT9FSXVOpt/qNmocuIdcyufWV7 bJ3lgIziSNlncafhWwaCBbp/DYSXDNzT1N3dESqpHR+xNDec5RDsD9HAg 3lOdPdz0tQKGlIQNwryOAW2h0YdIRAPJu0PSeD7UO/M2bcl0I4TX6+tM9 zT9CMMFZeY68CD36kM7tiIyCp95sBh5Rc4ymGUxdNWIw3T0TXBIWuLDTU Q==; IronPort-SDR: VZ0FX+4kLzDJqYE3VngS3qO2NycbcrNlAz5kGbGQFudbHLKG41wnnMg+kHapTFIPLuSLSRCvDc JRJxm3HMV9lerp/vJNrE8VqwP3/MZsqBF5PLkSMGlk7o3zG5mSR5B3bcy3sxRPsI2IHTQGwU9B BZmKnQeYgO07gpp8ySoh5sEv13RDZn0qkGQQKIdIsw8hjWT+EV6svIAd7gXrf0QORtVdaALqMg ayOhWnxrHPPpOZPBLazk7MjVG0HVlhjKBzCy+jYUr6QrR8etVy+osr30Gj3SXQPaVMjh0cvDKe wr08MZAU/BJULd4S4JR9hJy1 X-IronPort-AV: E=Sophos;i="5.87,284,1631602800"; d="scan'208";a="138583157" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 03 Dec 2021 07:24:09 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.14; Fri, 3 Dec 2021 07:24:07 -0700 Received: from ROB-ULT-M18064N.mchp-main.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2176.14 via Frontend Transport; Fri, 3 Dec 2021 07:24:03 -0700 From: Tudor Ambarus To: , Subject: [PATCH v5 14/14] mtd: spi-nor: issi: is25lp256: Init flash based on SFDP Date: Fri, 3 Dec 2021 16:22:56 +0200 Message-ID: <20211203142256.47370-15-tudor.ambarus@microchip.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211203142256.47370-1-tudor.ambarus@microchip.com> References: <20211203142256.47370-1-tudor.ambarus@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211203_062410_659735_F86A17BC X-CRM114-Status: GOOD ( 10.62 ) 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, vigneshr@ti.com, Tudor Ambarus , jaimeliao@mxic.com.tw, 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 Get rid of the static initialization of the flash parameters and init them when parsing SFDP. Generated a 256 Kbyte random data and did an erase, write, read back and compare test. The flash uses for reads SPINOR_OP_READ_1_4_4_4B 0xec, for erases SPINOR_OP_BE_4K_4B 0x21, and for writes SPINOR_OP_PP_4B 0x12. Signed-off-by: Tudor Ambarus --- drivers/mtd/spi-nor/issi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/spi-nor/issi.c b/drivers/mtd/spi-nor/issi.c index 6707fcfda055..c4fff3c36356 100644 --- a/drivers/mtd/spi-nor/issi.c +++ b/drivers/mtd/spi-nor/issi.c @@ -46,7 +46,7 @@ static const struct flash_info issi_parts[] = { { "is25lp128", INFO(0x9d6018, 0, 64 * 1024, 256) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) }, { "is25lp256", INFO(0x9d6019, 0, 64 * 1024, 512) - NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) + PARSE_SFDP FIXUP_FLAGS(SPI_NOR_4B_OPCODES) .fixups = &is25lp256_fixups }, { "is25wp032", INFO(0x9d7016, 0, 64 * 1024, 64) -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel