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mmc: add two capability flags for CD and WP signal polarity 

To handle CD and WP SD/MMC slot pins we need generic flags to specify their
polarity.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Guennadi Liakhovetski 2012-05-01 15:49:52 +02:00 committed by Chris Ball
parent 27410ee7e3
commit 5c08d7fae0
1 changed files with 2 additions and 0 deletions
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2
include/linux/mmc/host.h
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@ -256,6 +256,8 @@ struct mmc_host {
#define MMC_CAP2_BROKEN_VOLTAGE (1 << 7) /* Use the broken voltage */
#define MMC_CAP2_DETECT_ON_ERR (1 << 8) /* On I/O err check card removal */
#define MMC_CAP2_HC_ERASE_SZ (1 << 9) /* High-capacity erase size */
#define MMC_CAP2_CD_ACTIVE_HIGH (1 << 10) /* Card-detect signal active high */
#define MMC_CAP2_RO_ACTIVE_HIGH (1 << 11) /* Write-protect signal active high */
mmc_pm_flag_t pm_caps; /* supported pm features */
unsigned int power_notify_type;