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SubjectRe: [PATCH] net: phy: add driver for Motorcomm yt8511 phy
On Tue, May 18, 2021 at 4:59 AM Leon Romanovsky <leon@kernel.org> wrote:
>
> On Tue, May 11, 2021 at 05:46:06PM -0400, Peter Geis wrote:
> > Add a driver for the Motorcomm yt8511 phy that will be used in the
> > production Pine64 rk3566-quartz64 development board.
> > It supports gigabit transfer speeds, rgmii, and 125mhz clk output.
> >
> > Signed-off-by: Peter Geis <pgwipeout@gmail.com>
> > ---
> > MAINTAINERS | 6 +++
> > drivers/net/phy/Kconfig | 6 +++
> > drivers/net/phy/Makefile | 1 +
> > drivers/net/phy/motorcomm.c | 85 +++++++++++++++++++++++++++++++++++++
> > 4 files changed, 98 insertions(+)
> > create mode 100644 drivers/net/phy/motorcomm.c
>
> <...>
>
> > +static const struct mdio_device_id __maybe_unused motorcomm_tbl[] = {
> > + { PHY_ID_MATCH_EXACT(PHY_ID_YT8511) },
> > + { /* sentinal */ }
> > +}
>
> Why is this "__maybe_unused"? This *.c file doesn't have any compilation option
> to compile part of it.
>
> The "__maybe_unused" is not needed in this case.

I was simply following convention, for example the realtek.c,
micrel.c, and smsc.c drivers all have this as well.

>
> Thanks

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