linux-kernel - Re: [PATCH v2] mtd: spi-nor: winbond: add support for W25Q512NW-IQ

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Date:   Thu, 14 Jul 2022 06:52:44 -0700
From:   Jae Hyun Yoo <quic_jaehyoo@...cinc.com>
To:     Michael Walle <michael@...le.cc>
CC:     Tudor Ambarus <tudor.ambarus@...rochip.com>,
        Pratyush Yadav <p.yadav@...com>,
        Jamie Iles <quic_jiles@...cinc.com>,
        Graeme Gregory <quic_ggregory@...cinc.com>,
        Cédric Le Goater <clg@...d.org>,
        <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] mtd: spi-nor: winbond: add support for W25Q512NW-IQ

On 7/14/2022 12:37 AM, Michael Walle wrote:
> Hi,
> 
> thanks for the update.
> 
> Am 2022-07-13 23:12, schrieb Jae Hyun Yoo:
>> Add support for Winbond W25Q512NW-IQ/IN
>>
>> Signed-off-by: Jae Hyun Yoo <quic_jaehyoo@...cinc.com>
>> Link: 
>> https://www.winbond.com/resource-files/W25Q512NW%20RevB%2007192021.pdf
>> Reviewed-by: Cédric Le Goater <clg@...d.org>
>> ---
>> Changes in v2:
>>  * Refined commit message (Michael)
>>
>> Test result on AST2600 SoC's SPI controller:
>> $ cat
>> /sys/bus/platform/devices/1e620000.spi/spi_master/spi0/spi0.1/spi-nor/jedec_id 
>>
>> ef6020
>>
>> $ cat
>> /sys/bus/platform/devices/1e620000.spi/spi_master/spi0/spi0.1/spi-nor/manufacturer 
>>
>> winbond
>>
>> $ cat
>> /sys/bus/platform/devices/1e620000.spi/spi_master/spi0/spi0.1/spi-nor/partname 
>>
>> w25q512nwq
>>
>> $ hexdump
>> /sys/bus/platform/devices/1e620000.spi/spi_master/spi0/spi0.1/spi-nor/sfdp 
>>
>> 0000000 4653 5044 0106 ff01 0600 1001 0080 ff00
>> 0000010 0084 0201 00d0 ff00 ffff ffff ffff ffff
>> 0000020 ffff ffff ffff ffff ffff ffff ffff ffff
>> *
>> 0000080 20e5 fffb ffff 1fff eb44 6b08 3b08 bb42
>> 0000090 fffe ffff ffff 0000 ffff eb40 200c 520f
>> 00000a0 d810 0000 0233 00a6 e781 d914 63e9 3376
>> 00000b0 757a 757a bdf7 5cd5 f719 ff5d 70e9 a5f9
>> 00000c0 ffff ffff ffff ffff ffff ffff ffff ffff
>> 00000d0 0aff fff0 ff21 ffdc
>> 00000d8
> 
> md5sum of this file is missing.

Sure. I'll add md5sum of sfdp in v3.

Thanks,
Jae

> For the record: there is still an ongoing discussion on the v1 of
> this patch.
> 
> -michael