On Tue, Sep 26, 2017 at 03:31:35PM +0900, Andi Shyti wrote: > The S6SY761 touchscreen is a capicitive multi-touch controller > for mobile use. It's connected with i2c at the address 0x48. > > This commit provides a basic version of the driver which can > handle only initialization, touch events and power states. > > The controller is controlled by a firmware which, in the version > I currently have, doesn't provide all the possible > functionalities mentioned in the datasheet. > > Signed-off-by: Andi Shyti <andi.shyti@xxxxxxxxxxx> > --- > Hi, > > sorry for the mix-up of the previous patch. This one should be > fine. Here's the changelog: > > v3 - v4 > - fixed a mismatch on the module name > > v2 - v3 > - added security check on an unsigned value which can (unlikely) > get a "negative" value > > - in the probe function the interrupt is requested after the > input device registration in order to avoid checking in the > interrupt handler whether the input device has been registered > > - removed the 'prev_pm_state' variable. Its original meaning > was to restore the state of the device when coming back from > sleep mode, but because I removed in patch v2 the low power > mode, now the device works only in two modes and therefore > 'prev_pm_state' is not required any longer. > > v1 - v2 > - remove the low power functionality as it doesn't bring any > benefit > - use get_unaligned_be16 instead of the form 'a << 8 | b' > - use max_t instead of '? :' > - use managed 'devm_device_add_group()' > > Thanks, > Andi > > .../bindings/input/touchscreen/samsung,s6sy761.txt | 34 ++ In the future, a separate patch for bindings please. Otherwise, Acked-by: Rob Herring <robh@xxxxxxxxxx> > drivers/input/touchscreen/Kconfig | 11 + > drivers/input/touchscreen/Makefile | 1 + > drivers/input/touchscreen/s6sy761.c | 556 +++++++++++++++++++++ > 4 files changed, 602 insertions(+) > create mode 100644 Documentation/devicetree/bindings/input/touchscreen/samsung,s6sy761.txt > create mode 100644 drivers/input/touchscreen/s6sy761.c -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
