linux-kernel - RE: [PATCH v3 1/2] phy: keystone: serdes driver for gbe 10gbe and pcie

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 22 Oct 2015 14:22:24 +0000
From:	"Kwok, WingMan" <w-kwok2@...com>
To:	Rob Herring <robh+dt@...nel.org>
CC:	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	"Ian Campbell" <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	KISHON VIJAY ABRAHAM <kishon@...com>,
	"Quadros, Roger" <rogerq@...com>,
	"Karicheri, Muralidharan" <m-karicheri2@...com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Santosh Shilimkar <ssantosh@...nel.org>,
	"Russell King - ARM Linux" <linux@....linux.org.uk>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: RE: [PATCH v3 1/2] phy: keystone: serdes driver for gbe 10gbe and
 pcie



> -----Original Message-----
> From: Rob Herring [mailto:robh+dt@...nel.org]
> Sent: Wednesday, October 21, 2015 6:55 PM
> To: Kwok, WingMan
> Cc: Pawel Moll; Mark Rutland; Ian Campbell; Kumar Gala; KISHON VIJAY ABRAHAM;
> Quadros, Roger; Karicheri, Muralidharan; Bjorn Helgaas; Santosh Shilimkar;
> Russell King - ARM Linux; devicetree@...r.kernel.org; linux-
> kernel@...r.kernel.org; linux-pci@...r.kernel.org; linux-arm-
> kernel@...ts.infradead.org
> Subject: Re: [PATCH v3 1/2] phy: keystone: serdes driver for gbe 10gbe and
> pcie
> 
> On Wed, Oct 21, 2015 at 7:56 AM, WingMan Kwok <w-kwok2@...com> wrote:
> > On TI's Keystone platforms, several peripherals such as the
> > gbe ethernet switch, 10gbe ethernet switch and PCIe controller
> > require the use of a SerDes for converting SoC parallel data into
> > serialized data that can be output over a high-speed electrical
> > interface, and also converting high-speed serial input data
> > into parallel data that can be processed by the SoC.  The
> > SerDeses used by those peripherals, though they may be different,
> > are largely similar in functionality and setup.
> >
> > This patch provides a SerDes phy driver implementation that can be
> > used by the above mentioned peripheral drivers to configure their
> > respective SerDeses.
> >
> > Signed-off-by: WingMan Kwok <w-kwok2@...com>
> > ---
> >  Documentation/devicetree/bindings/phy/ti-phy.txt |  239 +++
> 
> For the binding:
> 
> Acked-by: Rob Herring <robh@...nel.org>
> 
> 
> One other comment:
> 
> > +       if (of_device_is_compatible(np, "ti,keystone-serdes-gbe")) {
> > +               sc->phy_type = KSERDES_PHY_SGMII;
> > +       } else if (of_device_is_compatible(np, "ti,keystone-serdes-xgbe"))
> {
> > +               sc->phy_type = KSERDES_PHY_XGE;
> > +       } else if (of_device_is_compatible(np, "ti,keystone-serdes-pcie"))
> {
> > +               sc->phy_type = KSERDES_PHY_PCIE;
> > +       } else {
> > +               dev_err(dev, "unknown phy type\n");
> > +               return -EINVAL;
> > +       }
> 
> Use the match data to set the type:
> 

will do.

> > +static const struct of_device_id kserdes_of_match[] = {
> > +       { .compatible = "ti,keystone-serdes-gbe" },
> > +       { .compatible = "ti,keystone-serdes-pcie" },
> > +       { .compatible = "ti,keystone-serdes-xgbe" },
> > +       { },
> > +};
> > +MODULE_DEVICE_TABLE(of, kserdes_of_match);
> 
> Rob

Thanks,
WingMan