[PATCH v6 3/9] rpmb: add sysfs-class ABI documentation

Tomas Winkler
2016-09-13T13:22:58Z

V2: resend
V3: add more verbose description
V4: resend
V5: adjust date and kernel version
V6: adjust date and kernel version

Documentation/ABI/testing/sysfs-class-rpmb | 20 ++++++++++++++++++++
MAINTAINERS | 1 +
2 files changed, 21 insertions(+)
create mode 100644 Documentation/ABI/testing/sysfs-class-rpmb

diff --git a/Documentation/ABI/testing/sysfs-class-rpmb b/Documentation/ABI/testing/sysfs-class-rpmb
new file mode 100644
index 000000000000..9b840e660274
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-rpmb
@@ -0,0 +1,20 @@
+What: /sys/class/rpmb/
+Date: Sep 2016
+KernelVersion: 4.9
+Contact: Tomas Winkler <tomas.winkler@intel.com>
+Description:
+ The rpmb/ class sub-directory belongs to RPMB device class.
+
+ Few storage technologies such is EMMC, UFS, and NVMe support
+ Replay Protected Memory Block (RPMB) hardware partition with
+ common protocol and frame layout.
+ Such a partition provides authenticated and replay protected access,
+ hence suitable as a secure storage.
+
+What: /sys/class/rpmb/rpmbN/
+Date: Sep 2016
+KernelVersion: 4.9
+Contact: Tomas Winkler <tomas.winkler@intel.com>
+Description:
+ The /sys/class/rpmb/rpmbN directory is created for
+ each RPMB registered device.
diff --git a/MAINTAINERS b/MAINTAINERS
index d6f5f134f55d..d701a972c83a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -10000,6 +10000,7 @@ L: linux-kernel@vger.kernel.org
S: Supported
F: drivers/char/rpmb/*
F: include/linux/rpmb.h
+F: Documentation/ABI/testing/sysfs-class-rpmb

RTL2830 MEDIA DRIVER
M: Antti Palosaari <crope@iki.fi>
--
2.7.4