From nobody Sat Apr 18 21:04:03 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E2327C433EF for ; Sun, 10 Jul 2022 14:57:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229543AbiGJO5l (ORCPT ); Sun, 10 Jul 2022 10:57:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54792 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229450AbiGJO5j (ORCPT ); Sun, 10 Jul 2022 10:57:39 -0400 Received: from alexa-out.qualcomm.com (alexa-out.qualcomm.com [129.46.98.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D6465101DB for ; Sun, 10 Jul 2022 07:57:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1657465058; x=1689001058; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=lcyjCDje10SpJWNiPBkba8dsUZ24Y1DlZacBkm+rx+E=; b=imOC35rkjLdigN38zrU0Uo3qssaJewRQjov0E+dhvTN/tlGVcw4k89oq v4LUEXy+LsNnJQJUnPEHAYKgTZey+OzOru6Vap4ePWrm9HmN6FUKfGEpt veOghLyJpavTGsMg433COonL/Eu+SttRJjZ5QZUKINLQxy1R2/hDRf1iN w=; Received: from ironmsg09-lv.qualcomm.com ([10.47.202.153]) by alexa-out.qualcomm.com with ESMTP; 10 Jul 2022 07:57:37 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg09-lv.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jul 2022 07:57:37 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Sun, 10 Jul 2022 07:57:36 -0700 Received: from maru.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Sun, 10 Jul 2022 07:57:36 -0700 From: Jae Hyun Yoo To: Tudor Ambarus , Pratyush Yadav CC: Jamie Iles , Graeme Gregory , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Jae Hyun Yoo , , Subject: [PATCH] mtd: spi-nor: winbond: add support for W25Q512NW-IQ/IN Date: Sun, 10 Jul 2022 07:57:21 -0700 Message-ID: <20220710145721.1207157-1-quic_jaehyoo@quicinc.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add support for Winbond W25Q512NW-IQ/IN datasheet: https://www.winbond.com/resource-files/W25Q512NW%20RevB%2007192021.pdf Test result on AST2600 SoC's SPI controller: $ cat /sys/bus/platform/devices/1e620000.spi/spi_master/spi0/spi0.1/spi-nor= /jedec_id ef6020 $ cat /sys/bus/platform/devices/1e620000.spi/spi_master/spi0/spi0.1/spi-nor= /manufacturer winbond $ cat /sys/bus/platform/devices/1e620000.spi/spi_master/spi0/spi0.1/spi-nor= /partname w25q512nwq $ hexdump /sys/bus/platform/devices/1e620000.spi/spi_master/spi0/spi0.1/spi= -nor/sfdp 0000000 4653 5044 0106 ff01 0600 1001 0080 ff00 0000010 0084 0201 00d0 ff00 ffff ffff ffff ffff 0000020 ffff ffff ffff ffff ffff ffff ffff ffff * 0000080 20e5 fffb ffff 1fff eb44 6b08 3b08 bb42 0000090 fffe ffff ffff 0000 ffff eb40 200c 520f 00000a0 d810 0000 0233 00a6 e781 d914 63e9 3376 00000b0 757a 757a bdf7 5cd5 f719 ff5d 70e9 a5f9 00000c0 ffff ffff ffff ffff ffff ffff ffff ffff 00000d0 0aff fff0 ff21 ffdc 00000d8 Signed-off-by: Jae Hyun Yoo Reviewed-by: C=C3=A9dric Le Goater --- drivers/mtd/spi-nor/winbond.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c index ffaa24055259..d6f1a3b7267e 100644 --- a/drivers/mtd/spi-nor/winbond.c +++ b/drivers/mtd/spi-nor/winbond.c @@ -133,6 +133,9 @@ static const struct flash_info winbond_nor_parts[] =3D { { "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) }, + { "w25q512nwq", INFO(0xef6020, 0, 64 * 1024, 1024) + PARSE_SFDP + OTP_INFO(256, 3, 0x1000, 0x1000) }, { "w25q512nwm", INFO(0xef8020, 0, 64 * 1024, 1024) PARSE_SFDP OTP_INFO(256, 3, 0x1000, 0x1000) }, --=20 2.25.1