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Subject: Re: [PATCH v2 00/29] at24: remove at24_platform_data
To:     Bartosz Golaszewski <brgl@bgdev.pl>,
        Jonathan Corbet <corbet@lwn.net>, Sekhar Nori <nsekhar@ti.com>,
        Kevin Hilman <khilman@kernel.org>,
        Russell King <linux@armlinux.org.uk>,
        Arnd Bergmann <arnd@arndb.de>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        David Woodhouse <dwmw2@infradead.org>,
        Brian Norris <computersforpeace@gmail.com>,
        Boris Brezillon <boris.brezillon@bootlin.com>,
        Marek Vasut <marek.vasut@gmail.com>,
        Richard Weinberger <richard@nod.at>,
        Grygorii Strashko <grygorii.strashko@ti.com>,
        "David S . Miller" <davem@davemloft.net>,
        Naren <naren.kernel@gmail.com>,
        Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Lukas Wunner <lukas@wunner.de>,
        Dan Carpenter <dan.carpenter@oracle.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>,
        Sven Van Asbroeck <svendev@arcx.com>,
        Paolo Abeni <pabeni@redhat.com>, Alban Bedel <albeu@free.fr>,
        Rob Herring <robh@kernel.org>,
        David Lechner <david@lechnology.com>,
        Andrew Lunn <andrew@lunn.ch>
Cc:     linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org,
        linux-mtd@lists.infradead.org, linux-omap@vger.kernel.org,
        netdev@vger.kernel.org,
        Bartosz Golaszewski <bgolaszewski@baylibre.com>
References: <20180810080526.27207-1-brgl@bgdev.pl>
From:   Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Message-ID: <e3e2e350-f520-8af5-b5d7-6844a58ca479@linaro.org>
Date:   Fri, 10 Aug 2018 09:41:49 +0100
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On 10/08/18 09:04, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> 
> This is a follow-up to the previously rejected series[1] which partially
> removed the at24_platform_data structure. After further development and
> taking reviews into account, this series finally removes that struct
> completely but not without touching many different parts of the code
> base.
> 
> Since I took over maintainership of the at24 driver I've been working
> towards removing at24_platform_data in favor for device properties.
> 
> DaVinci is the only platform that's still using it - all other users
> have already been converted.
> 
> One of the obstacles in case of DaVinci is removing the setup() callback
> from the pdata struct, the only user of which are some davinci boards.
> 
> Most boards use the EEPROM to store the MAC address. This series adds
> support for cell lookups to the nvmem framework, registers relevant
> cells for all users, adds nvmem support to eth_platform_get_mac_address(),
> converts davinci_emac driver to using it and replaces at24_platform_data
> with device properties.
> 
> There's also one board (da850-evm) which uses MTD for reading the MAC
> address. I used the patch from Alban Bedel's previous submission[2] to
> add support for nvmem to the MTD framework. Since this user doesn't
> need device tree, I dropped Alban's patches modifying the DT bindings.
> We can add that later once an agreement is reached. For the time being
> MTD devices are registered as nvmem devices and we're registering the
> mac-address cell using the cell lookup mechanism.
> 
> This series adds a blocking notifier chain to the nvmem framework, so
> that we can keep the EEPROM reading code in the mityomapl138 board file
> with only slight modifications.
> 
> I also included some minor fixes to the modified code.
> 
> Tested on da850-evm & dm365-evm.
> 
> [1] https://lkml.org/lkml/2018/6/29/153
> [2] https://lkml.org/lkml/2018/3/24/312
> 
...

> Bartosz Golaszewski (28):
>    nvmem: add support for cell lookups
>    Documentation: nvmem: document lookup entries
>    nvmem: add a notifier chain
>    nvmem: provide nvmem_dev_name()
>    nvmem: remove the name field from struct nvmem_device
> 
>   Documentation/nvmem/nvmem.txt              |  28 +++++
..
>   drivers/nvmem/core.c                       | 106 ++++++++++++++++-

nvmem parts looks good to me other then few trivial kernel doc comments!
I can either Ack those patches or Send them after rc3-4 to Greg KH as 
4.20 material.

Thanks
srini

>