Re: [PATCH v11 net-next 9/9] mfd: ocelot: add support for the vsc7512 chip via spi

From: Colin Foster <colin.foster@in-advantage.com>
To: Randy Dunlap <rdunlap@infradead.org>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-gpio@vger.kernel.org,
	Vladimir Oltean <vladimir.oltean@nxp.com>,
	Lee Jones <lee.jones@linaro.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Andrew Lunn <andrew@lunn.ch>,
	Heiner Kallweit <hkallweit1@gmail.com>,
	Russell King <linux@armlinux.org.uk>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Lars Povlsen <lars.povlsen@microchip.com>,
	Steen Hegelund <Steen.Hegelund@microchip.com>,
	UNGLinuxDriver@microchip.com,
	Linus Walleij <linus.walleij@linaro.org>,
	Wolfram Sang <wsa@kernel.org>,
	Terry Bowman <terry.bowman@amd.com>,
	Andy Shevchenko <andy.shevchenko@gmail.com>
Subject: Re: [PATCH v11 net-next 9/9] mfd: ocelot: add support for the vsc7512 chip via spi
Date: Tue, 28 Jun 2022 13:24:22 -0700	[thread overview]
Message-ID: <20220628202422.GF855398@euler> (raw)
In-Reply-To: <ddb01b36-1369-f0e3-49ab-3c0a571fe708@infradead.org>

On Tue, Jun 28, 2022 at 01:07:51PM -0700, Randy Dunlap wrote:
> 
> 
> On 6/28/22 01:17, Colin Foster wrote:
> > --- a/drivers/mfd/Kconfig
> > +++ b/drivers/mfd/Kconfig
> > @@ -962,6 +962,24 @@ config MFD_MENF21BMC
> >  	  This driver can also be built as a module. If so the module
> >  	  will be called menf21bmc.
> >  
> > +config MFD_OCELOT
> > +	bool "Microsemi Ocelot External Control Support"
> > +	depends on SPI_MASTER
> > +	select MFD_CORE
> > +	select REGMAP_SPI
> > +	help
> > +	  Ocelot is a family of networking chips that support multiple ethernet
> > +	  and fibre interfaces. In addition to networking, they contain several
> > +	  other functions, including pictrl, MDIO, and communication with
> 
> 	Is that                      pinctrl,
> ?

Yep. Good catch. Thanks!

> 
> > +	  external chips. While some chips have an internal processor capable of
> > +	  running an OS, others don't. All chips can be controlled externally
> > +	  through different interfaces, including SPI, I2C, and PCIe.
> > +
> > +	  Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
> > +	  VSC7513, VSC7514) controlled externally.
> > +
> > +	  If unsure, say N.
> 
> -- 
> ~Randy

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