summaryrefslogtreecommitdiff
path: root/Documentation/ABI/testing/sysfs-class-udc
diff options
context:
space:
mode:
authorRaghuram Subramani <raghus2247@gmail.com>2024-10-17 17:33:46 +0530
committerRaghuram Subramani <raghus2247@gmail.com>2024-10-17 17:33:46 +0530
commit321337c9e82f016a0cd64f81573c18b5731ffa8d (patch)
treee9874bb042e851fec1e19bb8dfca694ef885456a /Documentation/ABI/testing/sysfs-class-udc
parentcc57cb4ee3b7918b74d30604735d353b9a5fa23b (diff)
Merge remote-tracking branch 'msm8998/lineage-20' into lineage-20
Change-Id: I126075a330f305c85f8fe1b8c9d408f368be95d1
Diffstat (limited to 'Documentation/ABI/testing/sysfs-class-udc')
-rw-r--r--Documentation/ABI/testing/sysfs-class-udc16
1 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-udc b/Documentation/ABI/testing/sysfs-class-udc
new file mode 100644
index 000000000000..1b9c566d0552
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-udc
@@ -0,0 +1,16 @@
+What: /sys/class/udc/<udc name>/device/usb_data_enabled
+Date: December 2020
+Contact: "Ray Chi" <raychi@google.com>
+Description:
+ The attribute can allow user space can check and modify
+ the value to enable or disable usb functionality. Therefore,
+ if the attritube is set to 0, USB host and USB peripheral
+ modes wouldn't be working.
+
+ Example:
+ Enable USB data functionality
+ # echo 1 > /sys/class/udc/.../device/usb_data_enabled
+
+ Disable USB data functionality
+ # echo 0 > /sys/class/udc/.../device/usb_data_enabled
+