Re: [PATCH v9 5/6] spi: mxic: Add support for swapping byte

From: Tudor Ambarus <tudor.ambarus@linaro.org>
To: Mark Brown <broonie@kernel.org>, AlvinZhou <alvinzhou.tw@gmail.com>
Cc: linux-mtd@lists.infradead.org, linux-spi@vger.kernel.org,
	linux-kernel@vger.kernel.org, pratyush@kernel.org,
	mwalle@kernel.org, miquel.raynal@bootlin.com, richard@nod.at,
	vigneshr@ti.com, chengminglin@mxic.com.tw, leoyu@mxic.com.tw,
	AlvinZhou <alvinzhou@mxic.com.tw>,
	JaimeLiao <jaimeliao@mxic.com.tw>
Subject: Re: [PATCH v9 5/6] spi: mxic: Add support for swapping byte
Date: Tue, 24 Sep 2024 15:29:37 +0100	[thread overview]
Message-ID: <a87a159e-eff1-45c3-bf26-115d4ca5a9be@linaro.org> (raw)
In-Reply-To: <ZvKktPc0luV9hItN@finisterre.sirena.org.uk>

Hi, Mark,

On 9/24/24 12:38 PM, Mark Brown wrote:
> On Thu, Jul 18, 2024 at 11:46:13AM +0800, AlvinZhou wrote:
>> From: AlvinZhou <alvinzhou@mxic.com.tw>
>>
>> Some SPI-NOR flash swap the bytes on a 16-bit boundary when
>> configured in Octal DTR mode. It means data format D0 D1 D2 D3
>> would be swapped to D1 D0 D3 D2. So that whether controller
>> support swapping bytes should be checked before enable Octal
>> DTR mode. Add swap byte support on a 16-bit boundary when
>> configured in Octal DTR mode for Macronix xSPI host controller
>> dirver.
> 
> driver

I can amend that.

> 
> Acked-by: Mark Brown <broonie@kernel.org>

I'm fine with the SPI bits as well. Shall I take the SPI/SPIMEM patches
through mtd and provide you an immutable tag? I can do that after -rc1
is out.

Or you can take them directly through spi/, but I'll need an immutable tag.

Thanks,
ta

______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/