linux-kernel - [PATCH] mmc: sd: Extend sysfs with OCR register

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Date:	Wed, 13 Jul 2016 23:22:20 +0200
From:	Bojan Prtvar <prtvar.b@...il.com>
To:	linux-mmc@...r.kernel.org
Cc:	Ulf Hansson <ulf.hansson@...aro.org>,
	Weijun Yang <york.yang@....com>,
	Russell King <rmk+kernel@....linux.org.uk>,
	Shawn Lin <shawn.lin@...k-chips.com>,
	Carlo Caione <carlo@...lessm.com>, linux-kernel@...r.kernel.org
Subject: [PATCH] mmc: sd: Extend sysfs with OCR register

We already exported OCR for mmc cards. Let's export it
for sd cards as well.

Signed-off-by: Bojan Prtvar <prtvar.b@...il.com>
---
 drivers/mmc/core/sd.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index b95bd24..3dd0861 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);
-- 
2.8.0.GIT