[Letux-kernel] [PATCH v2] omap3: enable off mode automatically

Andreas Kemnade andreas at kemnade.info
Thu Sep 24 09:00:47 CEST 2020


On Fri, 11 Sep 2020 18:12:09 +0200
Andreas Kemnade <andreas at kemnade.info> wrote:

> Enabling off mode was only reachable deeply hidden
> in the debugfs. As powersaving is an important feature,
> move the option out of its shady place.
> The debugfs file can still be used to override the default.
> 
> Use the presence of a device compatible to ti,twl4030-idle or
> ti,twl4030-idle-osc-off as an indicator that the board is wired correctly
> for off mode.
> 
> Signed-off-by: Andreas Kemnade <andreas at kemnade.info>
> ---
> An earlier version of this patch was here:
> https://patchwork.kernel.org/patch/10794121/
> 
> A config option was used instead of the suggested devicetree check.
> 
> Changes in v2:
> - fix compile without CONFIG_ARCH_OMAP3
>   The variable enable_off_mode is now always a real one and not
>   a preprocessor constant to avoid trouble with unusual configurations.
> 
Anything I still missed here? 

Regards,
Andreas


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