diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 049445eb..e85816e 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -792,11 +792,18 @@
 	unsigned int from, nr, arg;
 	int err = 0, type = MMC_BLK_SECDISCARD;
 
-	if (!mmc_can_secure_erase_trim(card)) {
+	if (!(mmc_can_secure_erase_trim(card) || mmc_can_sanitize(card))) {
 		err = -EOPNOTSUPP;
 		goto out;
 	}
 
+	/* The sanitize operation is supported at v4.5 only */
+	if (mmc_can_sanitize(card)) {
+		err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
+				EXT_CSD_SANITIZE_START, 1, 0);
+		goto out;
+	}
+
 	from = blk_rq_pos(req);
 	nr = blk_rq_sectors(req);
 
diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c
index fed290e..dcad59c 100644
--- a/drivers/mmc/card/queue.c
+++ b/drivers/mmc/card/queue.c
@@ -140,7 +140,7 @@
 	/* granularity must not be greater than max. discard */
 	if (card->pref_erase > max_discard)
 		q->limits.discard_granularity = 0;
-	if (mmc_can_secure_erase_trim(card))
+	if (mmc_can_secure_erase_trim(card) || mmc_can_sanitize(card))
 		queue_flag_set_unlocked(QUEUE_FLAG_SECDISCARD, q);
 }
 
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index a3c4e0f..d9836e5 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1713,6 +1713,14 @@
 }
 EXPORT_SYMBOL(mmc_can_trim);
 
+int mmc_can_sanitize(struct mmc_card *card)
+{
+	if (card->ext_csd.sec_feature_support & EXT_CSD_SEC_SANITIZE)
+		return 1;
+	return 0;
+}
+EXPORT_SYMBOL(mmc_can_sanitize);
+
 int mmc_can_secure_erase_trim(struct mmc_card *card)
 {
 	if (card->ext_csd.sec_feature_support & EXT_CSD_SEC_ER_EN)