linux-kernel - Re: [PATCH 01/11] net: phy: Add rockchip phy driver support

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Date:   Sat, 24 Jun 2017 10:38:13 +0200
From:   Heiko Stuebner <heiko@...ech.de>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     David Wu <david.wu@...k-chips.com>, davem@...emloft.net,
        robh+dt@...nel.org, mark.rutland@....com, catalin.marinas@....com,
        will.deacon@....com, olof@...om.net, linux@...linux.org.uk,
        arnd@...db.de, f.fainelli@...il.com, peppe.cavallaro@...com,
        alexandre.torgue@...com, huangtao@...k-chips.com,
        hwg@...k-chips.com, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/11] net: phy: Add rockchip phy driver support

Am Samstag, 24. Juni 2017, 04:19:10 CEST schrieb Andrew Lunn:
> On Fri, Jun 23, 2017 at 12:41:59PM +0800, David Wu wrote:
> > Support internal ephy currently.
> > 
> > Signed-off-by: David Wu <david.wu@...k-chips.com>
> > ---
> >  drivers/net/phy/Kconfig    |  4 ++
> >  drivers/net/phy/Makefile   |  1 +
> >  drivers/net/phy/rockchip.c | 94 ++++++++++++++++++++++++++++++++++++++++++++++
> >  3 files changed, 99 insertions(+)
> >  create mode 100644 drivers/net/phy/rockchip.c
> > 
> > diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
> > index c360dd6..86010d4 100644
> > --- a/drivers/net/phy/Kconfig
> > +++ b/drivers/net/phy/Kconfig
> > @@ -350,6 +350,10 @@ config XILINX_GMII2RGMII
> >           the Reduced Gigabit Media Independent Interface(RGMII) between
> >           Ethernet physical media devices and the Gigabit Ethernet controller.
> >  
> > +config ROCKCHIP_MAC_PHY
> 
> This is a bit of an odd name, having both MAC and PHY in it. Are there
> any other RockChip PHYs? Any external PHYS? Are they register
> incompatible with the internal PHY?  Is it even RockChip IP? Or has it
> been licensed from somebody else?
> 
> I would more likely just call it ROCKCHIP_PHY.

hmm, we do have quite a number of non-net phys in the phy subsystem
(DP, PCIe, ...) and given that the above would be CONFIG_ROCKCHIP_PHY
in a global sense, sounds like it could make things confusing.

So some addition sounds reasonable ... ROCKCHIP_ETH_PHY or so?


Heiko