Re: [PATCH] serial: 8250: Mark Fintek driver as CONFIG_BROKEN

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Hello Peter

On Tue, Jan 12, 2016 at 12:52 AM, Peter Hurley <peter@xxxxxxxxxxxxxxxxxx> wrote:
> The 8250_fintek driver advertises as the PNP0501 driver; however this
> conflicts with the standard 16550A uart PNP0501. The conflict causes
> the 8250_fintek driver to load with _every_ PNP0501, but never probe,
> and causing the entire 8250 driver stack to unload if the 8250_fintek
> driver is unloaded (modprobe doesn't know that 8250_pnp rather than
> 8250_fintek claimed the resource).

Sorry about that. I wrongly assumed that PNP to be unique to our platform :S.

As an initial workaround we could change the Kconfig to && !SERIAL_8250_PNP

depends on SERIAL_8250 && PNP && !SERIAL_8250_PNP

That way the driver can still be used with the proper kernel
configuration (which is fine in an embedded environment)

The second step could be to call the fintek probe from the
8250_pnp.... what dow you think about this?


Regards!






-- 
Ricardo Ribalda
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