[PATCH 1/2] mmc: sdhci-of-arasan: add phy support for sdhci-of-arasan

Shawn Lin shawn.lin at rock-chips.com
Mon Oct 19 07:56:53 PDT 2015

On 2015/10/19 18:54, Ulf Hansson wrote:
> [...]


>>> 2) Considering the runtime PM case for the sdhci device. Typically you
>>> can gate clocks etc at runtime suspend to save power, but what about
>>> the phy? Can you power off it in runtime suspend?
>> yes, we can power off it in runtime suspend. So we can append some patches
>> later to introduce runtime pm for sdhci-of-arasan?
> Yes, that's fine. I would thus expect that you want to do phy power
> off/on from the runtime PM callbacks, right!?
> If that's the case I think $subject patch should deal with *both* phy
> init and phy power on during ->probe().

yes. I will do phy power_off/on from runtime pm for the next version of 
$subject patchset.


> Kind regards
> Uffe
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Best Regards
Shawn Lin

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