Thread (55 messages) flat view 55 messages, 6 authors, 2014-02-24
STALE4596d

[PATCH RFC 07/31] mmc: sdhci: push card_tasklet into threaded irq handler

From: Russell King - ARM Linux <hidden>
Date: 2014-02-19 09:43:22
Also in: linux-mmc

On Wed, Feb 19, 2014 at 11:43:19AM +0530, Viresh Kumar wrote:
Adding ST people as well who have access to boards and are working on SPEAr.

On 18 February 2014 23:27, Russell King - ARM Linux
[off-list ref] wrote:
quoted
1) You're controlling the card power GPIO via the insertion/removal
   interrupt handler?  What's wrong with using a vmmc regulator for
   that, which will be controlled via the MMC subsystem as required?
Haven't explored that earlier.. Maybe its possible but no idea.
The requirements were like this:
- We may or maynot need a GPIO for controlling power
- If we need it, we may need to disable/enable power with card removal/
insertion Or we may need to keep it enabled for ever..
So how is this any different from any other system which controls power to
the MMC/SD socket?

-- 
FTTC broadband for 0.8mile line: 5.8Mbps down 500kbps up.  Estimation
in database were 13.1 to 19Mbit for a good line, about 7.5+ for a bad.
Estimate before purchase was "up to 13.2Mbit".
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