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Date:   Thu, 14 Jul 2022 16:16:39 +0200
From:   Michael Walle <michael@walle.cc>
To:     Jae Hyun Yoo <quic_jaehyoo@quicinc.com>
Cc:     clg@kaod.org, linux-kernel@vger.kernel.org,
        linux-mtd@lists.infradead.org, p.yadav@ti.com,
        quic_ggregory@quicinc.com, quic_jiles@quicinc.com,
        tudor.ambarus@microchip.com
Subject: Re: [PATCH] mtd: spi-nor: winbond: add support for W25Q512NW-IQ/IN
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Hi,

Am 2022-07-14 15:47, schrieb Jae Hyun Yoo:
> On 7/14/2022 12:41 AM, Michael Walle wrote:
>> What does "doesn't boot at all" mean? Are there any kernel startup
>> messages?
> 
> I'm sharing the error messages below.

Thanks.

> [    0.748594] spi-nor spi0.0: w25q512nwq (65536 Kbytes)
> [    0.865216] spi-aspeed-smc 1e620000.spi: CE0 read buswidth:4 
> [0x406c0741]
> [    0.872833] ------------[ cut here ]------------
> [    0.877984] WARNING: CPU: 1 PID: 1 at drivers/mtd/mtdcore.c:583
> add_mtd_device+0x28c/0x53c
> [    0.887237] CPU: 1 PID: 1 Comm: swapper/0 Not tainted
> 5.15.43-AUTOINC-dirty-23801a6 #1

Could you please try it on the latest (vanilla) linux-next?

-michael