new file mode 100644
@@ -0,0 +1,34 @@
+Device tree bindings for AT / PS2 keyboard device
+
+Optional properties:
+
+ function-row-physmap:
+ An ordered array of the physical codes for the function
+ row keys. Arranged in order from left to right.
+
+Example:
+
+ This is a sample ACPI _DSD node describing the property:
+
+ Name (_DSD, Package () {
+ ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
+ Package () {
+ Package () { "function-row-physmap",
+ Package () {
+ 0xEA, /* T1 BACK */
+ 0xE7, /* T2 REFRESH */
+ 0x91, /* T3 FULLSCREEN */
+ 0x92, /* T4 SCALE */
+ 0x93, /* T5 SNIP */
+ 0x94, /* T6 BRIGHTNESS_DOWN */
+ 0x95, /* T7 BRIGHTNESS_UP */
+ 0x96, /* T8 PRIVACY_SCRN_TOGGLE */
+ 0x97, /* T9 KBD_BKLIGHT_DOWN */
+ 0x98, /* T10 KBD_BKLIGHT_UP */
+ 0xA0, /* T11 VOL_MUTE */
+ 0xAE, /* T12 VOL_DOWN */
+ 0xB0, /* T13 VOL_UP */
+ }
+ }
+ }
+ })
Create the documentation for the new introduced property, that describes the function-row keys physical positions. Signed-off-by: Rajat Jain <rajatja@google.com> Change-Id: I1786a09258670ed9c782ec1b529e0e347cdfda8e --- .../devicetree/bindings/input/atkbd.txt | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/atkbd.txt