Re: [PATCH 0/7] New eFuse subsystem

Maxime Ripard
2015-02-25T12:05:06Z

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Hi Ezequiel,

On Wed, Feb 25, 2015 at 08:45:12AM -0300, Ezequiel Garcia wrote:
> This patchset introduces a new driver subsystem, meant to support eFuse
> (alias OTP, one-time-programmable) devices.
>
> The motivation behind this work is to have a common place for drivers
> that are currently more or less scattered: the tegra efuses are in
> drivers/soc/ and the sunxi efuses in drivers/misc/eeprom.
>
> For now, there's no proposal for a generic efuse API. Instead, we simply
> group the drivers together.
>
> This patchset is the result of the initial submission for IMG Pistachio
> eFuse support [1]. Our first proposal was to follow the Tegra efuse, and
> put the Pistachio efuse in drivers/soc. After some discussion we finally
> agreed [2] to first create an efuse directoy, and then put all efuse drivers
> in it.
>
> As always, all comments are welcome!
>
> [1] http://www.spinics.net/lists/devicetree/msg59246.html
> [2] http://www.spinics.net/lists/arm-kernel/msg389325.html

Have you looked at the EEPROM framework currently in discussions? The
two seems to be covering pretty much the same use cases.

Maxime

--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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