Re: [PATCH v2] regmap-i2c: Subtract reg size from max_write

[Mark Brown]

On Tue, Jun 04, 2024 at 12:15:33PM +0300, Andy Shevchenko wrote:

> The only difference AFAICS is the case 2.
> Do we need to patch regmap SPI for that?

> I think SPI just works since we don't really have devices that use
> less than 8 bits per register, and hence we never enter into such a

It's not a practical issue as far as I'm aware, I don't think anyone
actually uses weird padding like that but in principal I think so.

> case (while I2C is naturally using 7-bit addresses).

Realistically not, the 8th bit is a read/write bit.

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