On Wed, 12 Dec 2012 13:33:48 -0800, Simon Glass <sjg@xxxxxxxxxxxx> wrote: > Use the key-matrix layer to interpret key scan information from the EC > and inject input based on the FDT-supplied key map. This driver registers > itself with the ChromeOS EC driver to perform communications. > > Additional FDT bindings are provided to specify rows/columns and the > auto-repeat information. > > Signed-off-by: Simon Glass <sjg@xxxxxxxxxxxx> > Signed-off-by: Luigi Semenzato <semenzato@xxxxxxxxxxxx> > Signed-off-by: Vincent Palatin <vpalatin@xxxxxxxxxxxx> > --- > .../devicetree/bindings/input/cros-ec-keyb.txt | 77 ++++ > drivers/input/keyboard/Kconfig | 10 + > drivers/input/keyboard/Makefile | 1 + > drivers/input/keyboard/cros_ec_keyb.c | 413 ++++++++++++++++++++ > 4 files changed, 501 insertions(+), 0 deletions(-) > create mode 100644 Documentation/devicetree/bindings/input/cros-ec-keyb.txt > create mode 100644 drivers/input/keyboard/cros_ec_keyb.c > > diff --git a/Documentation/devicetree/bindings/input/cros-ec-keyb.txt b/Documentation/devicetree/bindings/input/cros-ec-keyb.txt > new file mode 100644 > index 0000000..67f51d8 > --- /dev/null > +++ b/Documentation/devicetree/bindings/input/cros-ec-keyb.txt > @@ -0,0 +1,77 @@ > +ChromeOS EC Keyboard > + > +Google's ChromeOS EC Keyboard is a simple matrix keyboard implemented on > +a separate EC (Embedded Controller) device. It provides a message for reading > +key scans from the EC. These are then converted into keycodes for processing > +by the kernel. > + > +Required properties: > +- compatible: "google,cros-ec-keyb" > +- google,key-rows: Number of keyboard rows (must be <= 8) > +- google,key-columns: Number of keyboard columns (must be <= 13) > +- google,repeat-delay-ms: Key repeat delay in milliseconds > +- google,repeat-rate-ms: Key repeat rate in milliseconds Hmmm, these should probably be in a common binding. Take a look at the other input bindings and make a proposal for properties to add to matrix-keymap.txt. > +- linux.keymap: Key map as for matrix-keypad.txt should be: linux,keymap (comma instead of period) g. -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
