aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/mmc
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/mmc')
-rw-r--r--include/linux/mmc/card.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index 317a002..2a7e5497 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -129,6 +129,7 @@ struct mmc_card {
/* (missing CIA registers) */
#define MMC_QUIRK_BROKEN_CLK_GATING (1<<3) /* clock gating the sdio bus will make card fail */
#define MMC_QUIRK_NONSTD_FUNC_IF (1<<4) /* SDIO card has nonstd function interfaces */
+#define MMC_QUIRK_DISABLE_CD (1<<5) /* disconnect CD/DAT[3] resistor */
unsigned int erase_size; /* erase size in sectors */
unsigned int erase_shift; /* if erase unit is power 2 */
@@ -184,6 +185,11 @@ static inline int mmc_blksz_for_byte_mode(const struct mmc_card *c)
return c->quirks & MMC_QUIRK_BLKSZ_FOR_BYTE_MODE;
}
+static inline int mmc_card_disable_cd(const struct mmc_card *c)
+{
+ return c->quirks & MMC_QUIRK_DISABLE_CD;
+}
+
static inline int mmc_card_nonstd_func_interface(const struct mmc_card *c)
{
return c->quirks & MMC_QUIRK_NONSTD_FUNC_IF;