linux-kernel - Re: [PATCH v13 net-next 9/9] mfd: ocelot: add support for the vsc7512 chip via spi

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Message-ID: <YtWJLIUepiKA4S4u@COLIN-DESKTOP1.localdomain>
Date:   Mon, 18 Jul 2022 09:24:12 -0700
From:   Colin Foster <colin.foster@...advantage.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-gpio@...r.kernel.org,
        Vladimir Oltean <vladimir.oltean@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Lars Povlsen <lars.povlsen@...rochip.com>,
        Steen Hegelund <Steen.Hegelund@...rochip.com>,
        UNGLinuxDriver@...rochip.com,
        Linus Walleij <linus.walleij@...aro.org>,
        Wolfram Sang <wsa@...nel.org>,
        Terry Bowman <terry.bowman@....com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        katie.morris@...advantage.com
Subject: Re: [PATCH v13 net-next 9/9] mfd: ocelot: add support for the
 vsc7512 chip via spi

On Mon, Jul 18, 2022 at 03:18:28PM +0100, Lee Jones wrote:
> On Tue, 05 Jul 2022, Colin Foster wrote:
> 
> > The VSC7512 is a networking chip that contains several peripherals. Many of
> > these peripherals are currently supported by the VSC7513 and VSC7514 chips,
> > but those run on an internal CPU. The VSC7512 lacks this CPU, and must be
> > controlled externally.
> > 
> > Utilize the existing drivers by referencing the chip as an MFD. Add support
> > for the two MDIO buses, the internal phys, pinctrl, and serial GPIO.
> > 
> > Signed-off-by: Colin Foster <colin.foster@...advantage.com>
> > ---
> >  MAINTAINERS               |   1 +
> >  drivers/mfd/Kconfig       |  21 +++
> >  drivers/mfd/Makefile      |   3 +
> >  drivers/mfd/ocelot-core.c | 169 ++++++++++++++++++++
> >  drivers/mfd/ocelot-spi.c  | 317 ++++++++++++++++++++++++++++++++++++++
> >  drivers/mfd/ocelot.h      |  34 ++++
> >  6 files changed, 545 insertions(+)
> >  create mode 100644 drivers/mfd/ocelot-core.c
> >  create mode 100644 drivers/mfd/ocelot-spi.c
> >  create mode 100644 drivers/mfd/ocelot.h
> 
> Generally this is looking much better.
> 
> Almost ready for inclusion with just a few nits.
> 

Hi Lee,

Thanks for the feedback. I'll get these fixes done this week!