On Wed, 2015-09-16 at 14:30 +0300, Heikki Krogerus wrote:
> On Tue, Sep 15, 2015 at 04:29:45PM +0300, Andy Shevchenko wrote:
> > > + id = acpi_match_device(p->dev->driver
> > > ->acpi_match_table, p->dev);
> > > + if ((id && strcmp(id->id, "AMD0020") &&
> > > + strcmp(id->id, "APMC0D08")) || !id) {
> >
> > Shouldn't we ask the actual owners of such devices if they have the
> > Busy Functionality enabled?
>
> Yes. Now this check will simply ensure that the behaviour on those
> platforms is the same as before. But in any case, like you said, let's
> get the confirmation.
>
> Ken, Feng! Could you tell us if the DW_apb_uart on your platforms has
> the Busy Functionality or not (UART_16550_COMPATIBLE)?
Thanks for your reminders.
Currently, "AMD0020" also does not support "UART_IIR_BUSY".
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