[PATCH v2 4/4] Documentation: ABI: /sys/firmware/devicetree/overlays
From: Pantelis Antoniou <hidden>
Date: 2015-04-07 19:24:33
Also in:
linux-devicetree, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Documentation ABI entry for overlays sysfs entries. Signed-off-by: Pantelis Antoniou <redacted> --- .../ABI/testing/sysfs-firmware-devicetree-overlays | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-firmware-devicetree-overlays
diff --git a/Documentation/ABI/testing/sysfs-firmware-devicetree-overlays b/Documentation/ABI/testing/sysfs-firmware-devicetree-overlays
new file mode 100644
index 0000000..6b81f1c
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-firmware-devicetree-overlays@@ -0,0 +1,23 @@ +What: /sys/firmware/devicetree/overlays/ +Date: March 2015 +Contact: Pantelis Antoniou <pantelis.antoniou@konsulko.com> +Description: + This directory contains the applied device tree overlays of + the running system, as directories of the overlay id. + + enable: The master enable switch, by default is 1, and when + set to 0 it cannot be re-enabled for security reasons. + +What: /sys/firmware/devicetree/overlays/<id> +Date: March 2015 +Contact: Pantelis Antoniou <pantelis.antoniou@konsulko.com> +Description: + Each directory represents an applied overlay, containing + the following attribute files. + + targets: A file containing the list of targets of each overlay + with each line containing a target. + + can_remove: The attribute set to 1 means that the overlay can + be removed, while 0 means that the overlay is being + overlapped therefore removal is prohibited.
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1.7.12