linux-kernel - Re: [PATCH] Add optional chip erase functionality to AT25 EEPROM driver.

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Date:   Wed, 21 Aug 2019 16:21:11 -0500
From:   Rob Herring <robh@...nel.org>
To:     Joe Burmeister <joe.burmeister@...tank.co.uk>
Cc:     Mark Rutland <mark.rutland@....com>, Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        YueHaibing <yuehaibing@...wei.com>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Add optional chip erase functionality to AT25 EEPROM
 driver.

On Fri, Aug 09, 2019 at 01:53:55PM +0100, Joe Burmeister wrote:
> Many, though not all, AT25s have an instruction for chip erase.
> If there is one in the datasheet, it can be added to device tree.
> Erase can then be done in userspace via the sysfs API with a new
> "erase" device attribute. This matches the eeprom_93xx46 driver's
> "erase".
> 
> Signed-off-by: Joe Burmeister <joe.burmeister@...tank.co.uk>
> ---
>  .../devicetree/bindings/eeprom/at25.txt       |  2 +

Please split bindings to a separate patch.

>  drivers/misc/eeprom/at25.c                    | 83 ++++++++++++++++++-
>  2 files changed, 82 insertions(+), 3 deletions(-)