Re: [PATCH v2 0/7] HID/arm64: dts: qcom: sc8280xp-x13s: fix touchscreen power on
From: Benjamin Tissoires
Date: Thu Jun 06 2024 - 02:58:16 EST
On Jun 05 2024, Johan Hovold wrote:
> Hi Jiri and Benjamin,
>
> On Tue, May 07, 2024 at 04:48:14PM +0200, Johan Hovold wrote:
> > The Elan eKTH5015M touch controller on the X13s requires a 300 ms delay
> > before sending commands after having deasserted reset during power on.
> >
> > This series switches the X13s devicetree to use the Elan specific
> > binding so that the OS can determine the required power-on sequence and
> > make sure that the controller is always detected during boot. [1]
>
> > The devicetree changes are expected to go in through the Qualcomm tree
> > once the binding and driver updates have been merged.
>
> > [1] The reset signal is currently deasserted using the pin configuration
> > and the controller would be detected if probe is deferred or if user
> > space triggers a reprobe through sysfs.
>
> > Johan Hovold (7):
> > dt-bindings: HID: i2c-hid: add dedicated Ilitek ILI2901 schema
> > dt-bindings: HID: i2c-hid: elan: add Elan eKTH5015M
> > dt-bindings: HID: i2c-hid: elan: add 'no-reset-on-power-off' property
> > HID: i2c-hid: elan: fix reset suspend current leakage
>
> Could you consider picking the first four patches up for 6.10-rc3 so
> that Bjorn can take the devicetree changes?
We definitely can. But if it makes things easier, Bjorn can also take
the whole series through his tree with my Acked-by.
If I don't get answer by tomorrow I'll apply the first 4 in the hid
tree.
Cheers,
Benjamin
>
> > arm64: dts: qcom: sc8280xp-x13s: fix touchscreen power on
> > arm64: dts: qcom: sc8280xp-crd: use external pull up for touch reset
> > arm64: defconfig: enable Elan i2c-hid driver
>
> Johan