Thread (22 messages) 22 messages, 5 authors, 2014-12-04
STALE4208d

[PATCH RESEND] ARM: vexpress: Enable regulator framework when MMCI is in use

From: arnd@arndb.de (Arnd Bergmann)
Date: 2014-11-28 20:57:34

On Friday 28 November 2014 16:44:31 Pawel Moll wrote:
The MMCI driver, when used with a Device Tree described device, relies
on the "vmmc" voltage regulator supply to set the OCR register voltage bits,
using MMC core's mmc_regulator_get_supply() function.

Without the regulator framework present there are no valid operating
voltages reported and the device initialisation fails:

mmci-pl18x 10005000.mmci: No vmmc regulator found
mmci-pl18x 10005000.mmci: no support for card's volts
mmc0: error -22 whilst initialising SD card

Signed-off-by: Pawel Moll <redacted>
Applied on top, thanks!

	Arnd
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