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 02AFC29CF5; Sun, 16 Nov 2025 21:47:56 +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=1763329677; cv=none; b=qibV8ullU6aKjVEmFxQ1MCwtnviQT14+6E+M3CZplvsB+NqPGBm0a9tQCDC/K8ABJORQl2CF/3EQIAW0i6KJJeCDpfP94sLp7fXKBqvb3BeDsl74OJcGIMRqynkl10e3SdlQt2uPUztO8KCtavZd9gw+JZlaaO0NccAkIO2LVoU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763329677; c=relaxed/simple; bh=pWYF/le3Qm/HubEQE1Ds+oFzfoE/9PrQTt+2HHhwDxE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=rOsuXV0s5bvwU4/dk9RYmm9xqrpzIkuEqK5AASTf8BZnIYXJyRxyEBJkVYvcdkKbWzlyK8Tx4DViwKTDVk74XYokEXsrpOAEQjDusnTYRwvAdfSimnR6UV8DEOxcjUgliuwB1YCywodMR2F5XJ/1GPLFIuCoEGPLiKyZ+A//Vqw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ILn1eG2G; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ILn1eG2G" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4E12EC2BCB3; Sun, 16 Nov 2025 21:47:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763329676; bh=pWYF/le3Qm/HubEQE1Ds+oFzfoE/9PrQTt+2HHhwDxE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ILn1eG2GIfhzddilwyMY53H3eTd+v6fsSyeUw8F1O/HAxBcnkLPn0og6f4TAr82uM iUeiQm0+sMmujTVpiLZ4Ft1LrRJuiUSlnseR+KKiwnE6YFdxcuQDD3n37BXTAw8npN //7HQNGVI9qzv51Ma4nxZdN/PJnvglleQHx5eqINJDcln+RomKZXkyWDYGzc/JqXR+ EavK9h4BzP7xwSO2rfYnkrHQN8OmykyNVOhkuFDtVXCeyaxhhchEr4bye3eomkR/vX K+vYNiem75+HCJ1PfUdaIUsBB6fzeMXJPcCxWW+5RWxymWXQHx+KBmBMX9EeyemBQi Fhil+lQVQsqHw== Received: by finisterre.sirena.org.uk (Postfix, from userid 1000) id 0F9841ACCC98; Sun, 16 Nov 2025 21:47:53 +0000 (GMT) Date: Sun, 16 Nov 2025 21:47:53 +0000 From: Mark Brown To: Mikhail Kshevetskiy Cc: Lorenzo Bianconi , Ray Liu , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Andreas Gnau Subject: Re: [PATCH v2 1/3] spi: airoha-snfi: en7523: workaround flash damaging if UART_TXD was short to GND Message-ID: References: <20251116120038.672178-1-mikhail.kshevetskiy@iopsys.eu> <20251116120038.672178-2-mikhail.kshevetskiy@iopsys.eu> Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="HRdJb4bqzkeBOF7F" Content-Disposition: inline In-Reply-To: <20251116120038.672178-2-mikhail.kshevetskiy@iopsys.eu> X-Cookie: marriage, n.: --HRdJb4bqzkeBOF7F Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Sun, Nov 16, 2025 at 03:00:36PM +0300, Mikhail Kshevetskiy wrote: > + "==================================================================\n" > + "Detected booting in RESERVED mode (UART_TXD was short to GND).\n" > + "This mode is known for incorrect DMA reading of some flashes.\n" > + "Usage of DMA for flash operations will be disabled to prevent data\n" > + "damage. Unplug your serial console and power cycle the board\n" > + "to boot with full performance.\n" > + "==================================================================\n"); Multi-line prints aren't idiomatic for the kernel, we usually have just one line per print. If you want multiple lines use multiple prints (like the trace_printk() warning). --HRdJb4bqzkeBOF7F Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmkaRogACgkQJNaLcl1U h9D9Nwf9GJmi40PrVoWCgwvdveggyr3o6bLdQm18NZ1RaW6oocbyUMtURrM3jG9W mUnxJSemDZyVRAkCAp9yun0ua+O+YLzIKVli6pV0TTv9Y6g6LBcIWDS6qI1KC77r n2WBDwxhYzG8ZtvmCzCUb73qBdLSEZPGi6QBnrdskcsSlnyWm8fJiM7voTf/0wwD qUqgcEvPBSK91uxNPnoTedAnKnn0SvJHOzlNbh/bEpTUeXnNQkvcz13phACo4Cb5 /VhF2xyDMqQAJltFnpmSw6LhBx5d3OJXurxTZNhfHvY79/bU0qzIfeyjpyOxtyRP aI37YjjZM/CNW2oupnvUQ1P505auzw== =wx4p -----END PGP SIGNATURE----- --HRdJb4bqzkeBOF7F--