From: Michael Walle <michael@walle.cc>
To: Jiaqing Zhao <jiaqing.zhao@linux.intel.com>
Cc: linux-mtd@lists.infradead.org,
Tudor Ambarus <tudor.ambarus@microchip.com>,
Pratyush Yadav <p.yadav@ti.com>
Subject: Re: [PATCH 1/2] mtd: spi-nor: macronix: Add support for mx66l2g45g
Date: Mon, 23 May 2022 13:59:47 +0200 [thread overview]
Message-ID: <24cf182693a522ed1f7afd61c7c37029@walle.cc> (raw)
In-Reply-To: <2bf3394e-0a78-c760-16ce-936c12b66b93@linux.intel.com>
Hi,
Am 2022-05-23 12:12, schrieb Jiaqing Zhao:
>> Am 2022-05-23 10:50, schrieb Jiaqing Zhao:
>>> Yes this one supports SFDP according to its spec.
>>>
>>> On my setup, I cannot see the sysfs object. Do I need to enable some
>>> specific
>>> kernel config or it's SPI controller related? My setup is running
>>> kernel 5.15.
>>
>> No, it should be there since v5.14. See commit 36ac02286265. And you
>> shouldn't
>> need to enable any special configuration option.
>>
>> Did you do a "find /sys -name sfdp"?
>>
>> -michael
>
> I tried, it give empty result. The system I'm working on disables
> kernel module,
> and the SPI controller driver calls spi_nor_probe() directly, will this
> be the
> issue?
>
> And is it possible to manually load the spi-nor driver via the bind
> interface?
> If it is possible, what should the parameters be?
Is your spi flash probed at all?
-michael
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next prev parent reply other threads:[~2022-05-23 12:28 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-22 5:48 [PATCH 1/2] mtd: spi-nor: macronix: Add support for mx66l2g45g Jiaqing Zhao
2022-05-22 5:48 ` Jiaqing Zhao
2022-05-22 5:48 ` [PATCH 2/2] mtd: spi-nor: micron: Add SPI_NOR_DUAL_READ flag on mt25ql02g Jiaqing Zhao
2022-05-22 5:48 ` Jiaqing Zhao
2022-07-21 7:59 ` Tudor.Ambarus
2022-07-21 7:59 ` Tudor.Ambarus
2022-05-23 7:54 ` [PATCH 1/2] mtd: spi-nor: macronix: Add support for mx66l2g45g Michael Walle
2022-05-23 7:54 ` Michael Walle
2022-05-23 8:50 ` Jiaqing Zhao
2022-05-23 8:56 ` Michael Walle
2022-05-23 10:12 ` Jiaqing Zhao
2022-05-23 11:59 ` Michael Walle [this message]
2022-05-23 12:18 ` Jiaqing Zhao
2022-05-23 12:18 ` Jiaqing Zhao
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