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-rw-r--r--Documentation/mmc/mmc-dev-attrs.txt1
-rw-r--r--drivers/mmc/core/mmc.c2
-rw-r--r--drivers/mmc/core/sd.c2
3 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/mmc/mmc-dev-attrs.txt b/Documentation/mmc/mmc-dev-attrs.txt
index caa555706f89..8163eca8522b 100644
--- a/Documentation/mmc/mmc-dev-attrs.txt
+++ b/Documentation/mmc/mmc-dev-attrs.txt
@@ -28,6 +28,7 @@ All attributes are read-only.
preferred_erase_size Preferred erase size
raw_rpmb_size_mult RPMB partition size
rel_sectors Reliable write sector count
+ ocr Operation Conditions Register
Note on Erase Size and Preferred Erase Size:
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 548504024587..403b97b00bd5 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -749,6 +749,7 @@ MMC_DEV_ATTR(enhanced_area_offset, "%llu\n",
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);
+MMC_DEV_ATTR(ocr, "%08x\n", card->ocr);
static ssize_t mmc_fwrev_show(struct device *dev,
struct device_attribute *attr,
@@ -784,6 +785,7 @@ static struct attribute *mmc_std_attrs[] = {
&dev_attr_enhanced_area_size.attr,
&dev_attr_raw_rpmb_size_mult.attr,
&dev_attr_rel_sectors.attr,
+ &dev_attr_ocr.attr,
NULL,
};
ATTRIBUTE_GROUPS(mmc_std);
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index b95bd24d92f4..3dd0861f4557 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -675,6 +675,7 @@ MMC_DEV_ATTR(manfid, "0x%06x\n", card->cid.manfid);
MMC_DEV_ATTR(name, "%s\n", card->cid.prod_name);
MMC_DEV_ATTR(oemid, "0x%04x\n", card->cid.oemid);
MMC_DEV_ATTR(serial, "0x%08x\n", card->cid.serial);
+MMC_DEV_ATTR(ocr, "%08x\n", card->ocr);
static struct attribute *sd_std_attrs[] = {
@@ -690,6 +691,7 @@ static struct attribute *sd_std_attrs[] = {
&dev_attr_name.attr,
&dev_attr_oemid.attr,
&dev_attr_serial.attr,
+ &dev_attr_ocr.attr,
NULL,
};
ATTRIBUTE_GROUPS(sd_std);