diff --git a/[refs] b/[refs]
index 9e17f0cce561..9b3d692fd30b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 53d8f97462b0bbb51150f4d6bc2fd45336a008b9
+refs/heads/master: 188cc0424e9bd7733ee3e412da6df2cf42701061
diff --git a/trunk/Documentation/mmc/mmc-dev-attrs.txt b/trunk/Documentation/mmc/mmc-dev-attrs.txt
index 22ae8441489f..0d98fac8893b 100644
--- a/trunk/Documentation/mmc/mmc-dev-attrs.txt
+++ b/trunk/Documentation/mmc/mmc-dev-attrs.txt
@@ -25,6 +25,8 @@ All attributes are read-only.
 	serial			Product Serial Number (from CID Register)
 	erase_size		Erase group size
 	preferred_erase_size	Preferred erase size
+	raw_rpmb_size_mult	RPMB partition size
+	rel_sectors		Reliable write sector count
 
 Note on Erase Size and Preferred Erase Size:
 
@@ -65,6 +67,11 @@ Note on Erase Size and Preferred Erase Size:
 
 	"preferred_erase_size" is in bytes.
 
+Note on raw_rpmb_size_mult:
+	"raw_rpmb_size_mult" is a mutliple of 128kB block.
+	RPMB size in byte is calculated by using the following equation:
+	RPMB partition size = 128kB x raw_rpmb_size_mult
+
 SD/MMC/SDIO Clock Gating Attribute
 ==================================
 
diff --git a/trunk/drivers/mmc/core/mmc.c b/trunk/drivers/mmc/core/mmc.c
index 6c5576628ef1..f605d6e3d2cd 100644
--- a/trunk/drivers/mmc/core/mmc.c
+++ b/trunk/drivers/mmc/core/mmc.c
@@ -626,6 +626,8 @@ MMC_DEV_ATTR(serial, "0x%08x\n", card->cid.serial);
 MMC_DEV_ATTR(enhanced_area_offset, "%llu\n",
 		card->ext_csd.enhanced_area_offset);
 MMC_DEV_ATTR(enhanced_area_size, "%u\n", card->ext_csd.enhanced_area_size);
+MMC_DEV_ATTR(raw_rpmb_size_mult, "%#x\n", card->ext_csd.raw_rpmb_size_mult);
+MMC_DEV_ATTR(rel_sectors, "%#x\n", card->ext_csd.rel_sectors);
 
 static struct attribute *mmc_std_attrs[] = {
 	&dev_attr_cid.attr,
@@ -641,6 +643,8 @@ static struct attribute *mmc_std_attrs[] = {
 	&dev_attr_serial.attr,
 	&dev_attr_enhanced_area_offset.attr,
 	&dev_attr_enhanced_area_size.attr,
+	&dev_attr_raw_rpmb_size_mult.attr,
+	&dev_attr_rel_sectors.attr,
 	NULL,
 };