From: Mark Brown <broonie@kernel.org>
To: Mikhail Kshevetskiy <mikhail.kshevetskiy@iopsys.eu>
Cc: Lorenzo Bianconi <lorenzo@kernel.org>,
Ray Liu <ray.liu@airoha.com>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
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 <andreas.gnau@iopsys.eu>
Subject: Re: [PATCH v2 1/3] spi: airoha-snfi: en7523: workaround flash damaging if UART_TXD was short to GND
Date: Sun, 16 Nov 2025 21:47:53 +0000 [thread overview]
Message-ID: <aRpGidWIakkclJTz@sirena.co.uk> (raw)
In-Reply-To: <20251116120038.672178-2-mikhail.kshevetskiy@iopsys.eu>
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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).
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next prev parent reply other threads:[~2025-11-16 21:47 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-16 12:00 [PATCH v2 0/3] spi: airoha: add support of en7523 SoC (for 6.19) Mikhail Kshevetskiy
2025-11-16 12:00 ` [PATCH v2 1/3] spi: airoha-snfi: en7523: workaround flash damaging if UART_TXD was short to GND Mikhail Kshevetskiy
2025-11-16 21:47 ` Mark Brown [this message]
2025-11-16 12:00 ` [PATCH v2 2/3] dt-bindings: spi: airoha: add compatible for EN7523 Mikhail Kshevetskiy
2025-11-16 12:00 ` [PATCH v2 3/3] arm: dts: airoha: en7523: add SNAND node Mikhail Kshevetskiy
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