From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=178.251.229.89 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792801107; b=oXwKRkPwHvsqvd0calrv0K6V3HEAN2wLzrFBT00pNL8dRsOjlulBRbErN/HXVQC5qM7j WJ5raBnazczoNFQPXtwtYR2rOfrHvMpiXfelLqVSO6lJkVYzHTIOpGgJS+I4zoVt8d5U2 IHhKuAfnBU4zgb4uuFL+k0iJoSjXEZFWA5Qhyk3ZA/CdKgXY3GCQexunkhfcDvBtgZwzx Hxg1/U6QsYJdSYT7Fq7u7VbqWFE7W66RuElX7m26MfxyOPUoPAG2/lYbHa3FdDuRb1osn 2b/QMEI+17TEXTzByoxEmSDxkBLsS1miW/fFP9OjHmDF5iMF7boUtzTcZ9L6hds0GPQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792801107; h=DMARC-Filter:Received:DKIM-Signature:Message-ID:Date:MIME-Version: User-Agent:Subject:To:Cc:References:Content-Language:From:In-Reply-To: Content-Type:Content-Transfer-Encoding:X-Last-TLS-Session-Version; bh=q3p7xV5H+PTultXl1mNwMnr7GJaX/h6Y8PqBUyBRi0M=; b=F0fUOQlK/WBhvtxaFquc+YypRl+4fQfizIl/qq1ov9TaVbJKI+SidOx/nkj8wWPrRCjk eRYW46/pQCw+wuWz6WWGFR806KUDi6+PBfnA4FwIb7yMbdU1mS3j276nZxka+p2JA172W GeigdbIVZB+bMDffwIQW/bp+plHDDd+Eetm0AvyfrIYQ19MvExVhscgpuCmqA33ZXysK1 kTjE43wdMZrGJ/N5BZlQWzOvHQlrhFdZcyWxOagoRx1qYxKGAmAmNQOM9s4v3u1MQUZDv cI3NQR2BbECRDgOY5WoazPwb1qAJFzcfvvfe86EOVbhKdtC9qPY1z06LjyWnAYmYJqA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=nabladev.com; spf=pass smtp.mailfrom=nabladev.com; dkim=pass header.d=nabladev.com header.i=@nabladev.com header.a=rsa-sha256 header.s=dkim header.b=RItYEAWg; arc=none smtp.remote-ip=178.251.229.89 Received: from mx.nabladev.com (mx.nabladev.com [178.251.229.89]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8E0DD606A31A for ; Sat, 24 Oct 2026 00:18:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 8E0DD606A31A Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nabladev.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nabladev.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=nabladev.com header.i=@nabladev.com header.a=rsa-sha256 header.s=dkim header.b=RItYEAWg Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 90B011081B2; Sat, 24 Oct 2026 02:18:18 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nabladev.com; s=dkim; t=1792801100; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:content-language:in-reply-to:references; bh=q3p7xV5H+PTultXl1mNwMnr7GJaX/h6Y8PqBUyBRi0M=; b=RItYEAWg4ihIQlAh5mITs+PU8pJKQdRduw8dNgcqOw54xHQ/Y0dx3uvzenymbKVMV/pLCc MshIjoEf6kDplYfNVj+23Qf7BkRWnCMef0D9zCPMnLCmYcdg476FAFUyVwMSbnu6txD8Hs VbEnpmU/iOKL9sJP7+036YUZPM9FIBhrmDNdZvyQ3jGrcTmgH11Y+sqhFVl+HiCUOSCDX+ vMS0CBKdWuSAEhQOA5sS2TOZgxCLPumShZ64BFja3g3aQO/EcPm7gduDUzVxFCq5vSr2NN 4bx5Jh/FOKHPZe4kuKQnwqGh4HKkQod3wnpTdmEdQUl44SYYbow6gYM2F/J6RQ== Message-ID: <8ee5b312-80bc-4584-ac35-cc76c2812c5d@nabladev.com> Date: Sat, 24 Oct 2026 02:18:18 +0200 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] mtd: spi-nor: Describe locking support for MX25L51245G To: Cheng Ming Lin Cc: Michael Walle , Miquel Raynal , Pratyush Yadav , Richard Weinberger , Takahiro Kuwano , Vignesh Raghavendra , linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org References: <20261024001658.222147-1-marex@nabladev.com> Content-Language: en-US From: Marek Vasut In-Reply-To: <20261024001658.222147-1-marex@nabladev.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Last-TLS-Session-Version: TLSv1.3 On 10/24/26 2:16 AM, Marek Vasut wrote: > The MX25L51245G part has similar 4-BP locking mechanism as MX25L12805D, > however, the TB bit on this part is OTP. Introduce support for Top-only > locking in case the TB bit is not set, and disable locking in case the > TB bit is fused i.e. set to Bottom mode. Cheng Ming , can you (or someone from Macronix) please have a look at this patch and confirm that it is OK ? Thank you for your help !