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 71846C83F25 for ; Mon, 21 Jul 2025 16:47:48 +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:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=nKSDHtYFkN4Lr1Kj5kNRTtOFfVqaI3fmQ0WunhjUa7k=; b=OSsUzHJv3VjW3R cW8LtWCOqMzPexHdfN5ME22paiGp/Xd+xKmrEXPAeXT/OgcOVUV63+9Ca/ZRphA1VdwcybioT5n63 AMVO3GmthvvWJXMHc+g/iDJmJQv+zVaiIYugUhlFQLrJ6rz5p50hQodkN3zgfcaapUGsk+xdw/ZM/ dUGkP4rj6FH8munTzT5uto0ZMEU2Kejtpmlg8zoD1lRTFYRLAlI+9hgfD90sl+j3QHtAEN55wWoQD GUM6e/hnUJQTcopU2DIKaeRSwpWLgWw44tvvCMbraC+HbHrtxxzUwGfBzJR0Ob3gPYwIgGnR/Jahj MxTNMh0usxbLNXJnS3Xw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1udtfy-00000000EBv-2zzK; Mon, 21 Jul 2025 16:47:42 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uds3j-0000000029t-0wrP; Mon, 21 Jul 2025 15:04:08 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 795DF4592D; Mon, 21 Jul 2025 15:04:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F7ADC4CEED; Mon, 21 Jul 2025 15:04:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753110246; bh=FLrgL/2CQHP/2rDn4k8Q9+fTGuPnmR1UdDZyhqyII30=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=DsNd9AKHEl+5WkV7edBAvBM4qUfQGgPFJ/0UEUsVYqkGNqOYXvpZHTqQ0xrOpYHbw WMAFA8BP4vQxeWzIGwNtCBT3/VqQMvFIJ2XqTFKX12vGbfx8PFPUnTnonzso5vT9VM Hmu+g5eCLqDXj4O8P4gj3OLbmhs/h0wx4BLpwErG/EBzWL9FA8XBxtVoemQg2PmSC1 dFazGm3Yn93j6sykZ6I+sJ6Qq4WGi6M1vsWn9Zn7lfrW7PlIRFsmqK+fTW83UcTcDn dUL9vjL0rB92sheTqOMpWuBVC/T5RIUBG46TjUiOQmlSq+ucs86spaxg+txZmV2c5D gFHHEAmmPB9Kg== Date: Mon, 21 Jul 2025 10:04:05 -0500 From: "Rob Herring (Arm)" To: Zixian Zeng Cc: Alexandre Ghiti , Mark Brown , Palmer Dabbelt , linux-spi@vger.kernel.org, Longbin Li , Pratyush Yadav , Conor Dooley , Krzysztof Kozlowski , linux-riscv@lists.infradead.org, Conor Dooley , sophgo@lists.linux.dev, Chen Wang , linux-mtd@lists.infradead.org, Richard Weinberger , Vignesh Raghavendra , Inochi Amaoto , Tudor Ambarus , Albert Ou , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Miquel Raynal , Michael Walle , Paul Walmsley Subject: Re: [PATCH v4 1/4] spi: dt-bindings: spi-sg2044-nor: Change SOPHGO SG2042 Message-ID: <175311024481.634831.11395873009603964562.robh@kernel.org> References: <20250720-sfg-spifmc-v4-0-033188ad801e@gmail.com> <20250720-sfg-spifmc-v4-1-033188ad801e@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20250720-sfg-spifmc-v4-1-033188ad801e@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250721_080407_287128_BD0C4F8B X-CRM114-Status: GOOD ( 10.19 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Sun, 20 Jul 2025 16:31:43 +0800, Zixian Zeng wrote: > With further testing, directly using the spi-sg2044-nor driver on SG2042 > does not work. SG2042 is found to lack full compatibility with SG2044. > SG2044 has OPT register and it's necessary to write but SG2042 does not. > Due to other possible hardware detail differences, it is better > to bind SG2042 independently. > > Fixes: 8450f1e0d3d0 ("spi: dt-bindings: spi-sg2044-nor: Add SOPHGO SG2042") > Signed-off-by: Zixian Zeng > --- > Documentation/devicetree/bindings/spi/spi-sg2044-nor.yaml | 9 +++------ > 1 file changed, 3 insertions(+), 6 deletions(-) > Acked-by: Rob Herring (Arm) _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv