From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D2A5933DED6; Tue, 6 Jan 2026 17:37:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767721053; cv=none; b=BbH3bjXATU08TKrAAae39dKKVv2Hs/V4FJACERvrJgscvZ13WMOlRE7+qxlQd8bmRjJqS5tDWLE/hWDzyhNl0ODHyiC6twd5RGFbH/jDWrSaxnozdRqpULOq+0pWLEjoHfBLulMkNTOIifqrkG05BhMTcbMfyCjj98CskEGqfv8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767721053; c=relaxed/simple; bh=8ltwSHPLAjZUdznmbVFMWho1hDb16bUfGPWc5T0t0uY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fX2OkoOh+G6Qe/OpO32j0B592VXk+yWoFlKenBvFy04VvuwVYN9I9dyzXb2fxQ8eRcjRj31H8lPq958Qo1tlH46lVxJIiW6QmgDeqzmkow0NbiCyOjGv/rrepcevQyHjSMgTQiCsnrlyqeKx4V2OBS0cvj2r3yCTbVVmt542U+U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=LQJUaD4B; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="LQJUaD4B" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 41744C16AAE; Tue, 6 Jan 2026 17:37:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1767721053; bh=8ltwSHPLAjZUdznmbVFMWho1hDb16bUfGPWc5T0t0uY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LQJUaD4BeDnZDn1bgj08C2mKY4dTUOriGswStbtZvIlERZlFOaAGEoBGyGE7R5BrQ fXD2LzcyOehNYknS/thSAHG3IhbhNPLhJ+56/1xggCPd/J+gwTbFZZENImyf0MhTxs 8XB7BTiIWIJomUF9HHNv6DGgGC57Gp3MWriO3FtI= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Miquel Raynal , Michael Walle , Pratyush Yadav Subject: [PATCH 6.12 389/567] mtd: spi-nor: winbond: Add support for W25H01NWxxAM chips Date: Tue, 6 Jan 2026 18:02:51 +0100 Message-ID: <20260106170505.730667675@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260106170451.332875001@linuxfoundation.org> References: <20260106170451.332875001@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Miquel Raynal commit 1df1fdbc7e63350b2962dc7d87ded124ee26f3ad upstream. These chips must be described as none of the block protection information are discoverable. This chip supports 4 bits plus the top/bottom addressing capability to identify the protected blocks. Cc: stable@vger.kernel.org Signed-off-by: Miquel Raynal Reviewed-by: Michael Walle Signed-off-by: Pratyush Yadav Signed-off-by: Greg Kroah-Hartman --- drivers/mtd/spi-nor/winbond.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/mtd/spi-nor/winbond.c +++ b/drivers/mtd/spi-nor/winbond.c @@ -270,6 +270,10 @@ static const struct flash_info winbond_n /* W25H512NWxxAM */ .id = SNOR_ID(0xef, 0xa0, 0x20), .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6 | SPI_NOR_4BIT_BP, + }, { + /* W25H01NWxxAM */ + .id = SNOR_ID(0xef, 0xa0, 0x21), + .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6 | SPI_NOR_4BIT_BP, }, };