[PATCH v3 01/12] misc: add driver for sequencer serial port
Cyril Chemparathy
cyril at ti.com
Fri Oct 22 15:03:38 EDT 2010
On 10/22/2010 10:20 AM, Alan Cox wrote:
> On Thu, 21 Oct 2010 17:01:02 -0400
> Cyril Chemparathy <cyril at ti.com> wrote:
>
>> TI's sequencer serial port (TI-SSP) is a jack-of-all-trades type of serial port
>> device. It has a built-in programmable execution engine that can be programmed
>> to operate as almost any serial bus (I2C, SPI, EasyScale, and others).
>>
>> This patch adds a driver for this controller device. The driver does not
>> expose a user-land interface. Protocol drivers built on top of this layer are
>> expected to remain in-kernel.
>
> I suspect the driver belongs with the mfd drivers not with drivers/misc ?
>
> otherwise it looks very nice.
Unlike MFDs, this device doesn't have cells with differing
functionality. Instead it has functionally identical ports that can
operate in a variety of modes. That said, does this still fit in with
other MFD drivers? If so, I don't see a problem with moving it there.
Thanks
Cyril.
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