Subject: [PATCH v8 1/9] nvmem: Add a simple NVMEM framework for nvmem providers

From: [email-masked] (Stefan Wahren)
Date: Thu, 23 Jul 2015 17:26:40 +0200

Hi Srinivas,

Am 20.07.2015 um 16:43 schrieb Srinivas Kandagatla:
> This patch adds just providers part of the framework just to enable easy
> review.
>
> Up until now, NVMEM drivers like eeprom were stored in drivers/misc,
> where they all had to duplicate pretty much the same code to register
> a sysfs file, allow in-kernel users to access the content of the devices
> they were driving, etc.
>
> This was also a problem as far as other in-kernel users were involved,
> since the solutions used were pretty much different from on driver to
> another, there was a rather big abstraction leak.
>
> This introduction of this framework aims at solving this. It also
> introduces DT representation for consumer devices to go get the data
> they require (MAC Addresses, SoC/Revision ID, part numbers, and so on)
> from the nvmems.
>
> Having regmap interface to this framework would give much better
> abstraction for nvmems on different buses.
>
> Signed-off-by: Maxime Ripard <[email-masked]>
> [Maxime Ripard: intial version of eeprom framework]
> Signed-off-by: Srinivas Kandagatla <[email-masked]>
> ---
>  drivers/Kconfig                |   2 +
>  drivers/Makefile               |   1 +
>  drivers/nvmem/Kconfig          |  13 ++
>  drivers/nvmem/Makefile         |   6 +
>  drivers/nvmem/core.c           | 384 +++++++++++++++++++++++++++++++++++++++++
>  include/linux/nvmem-consumer.h |  23 +++
>  include/linux/nvmem-provider.h |  47 +++++
>  7 files changed, 476 insertions(+)
>  create mode 100644 drivers/nvmem/Kconfig
>  create mode 100644 drivers/nvmem/Makefile
>  create mode 100644 drivers/nvmem/core.c
>  create mode 100644 include/linux/nvmem-consumer.h
>  create mode 100644 include/linux/nvmem-provider.h

i've tested this patch with my mxs-ocotp driver [1].

So you can add

Tested-by: Stefan Wahren <[email-masked]>

Regards
Stefan