[Letux-kernel] [PATCH] pyra: Disable modem wakeup input even on v5.3

H. Nikolaus Schaller hns at goldelico.com
Fri Aug 14 15:09:10 CEST 2020


> Am 08.08.2020 um 13:40 schrieb David Shah <dave at ds0.me>:
> 
> At the moment it is resulting in spurious '+' keys sent to userspace
> that make logging in tricky if the modem is not rfkill'd.

Well, this seems to be a bug in user-space... Or we have the wrong keycode for the modem wakeup input event.

And, there should be activity on the RING0 line only if the Modem was instructed to do so.
Maybe we are missing a pull-up?

> 
> Although we may want something like this in the long term, at the
> moment the Pyra doesn't have any userspace set up to use it anyway.

There is not only PyraOS using this DTS.

BR and thanks,
Nikolaus

> 
> Signed-off-by: David Shah <dave at ds0.me>
> ---
> arch/arm/boot/dts/pyra-mainboard-v5.3.dtsi | 5 -----
> 1 file changed, 5 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/pyra-mainboard-v5.3.dtsi b/arch/arm/boot/dts/pyra-mainboard-v5.3.dtsi
> index c9e9052ab90b..ab36a6e50969 100644
> --- a/arch/arm/boot/dts/pyra-mainboard-v5.3.dtsi
> +++ b/arch/arm/boot/dts/pyra-mainboard-v5.3.dtsi
> @@ -48,11 +48,6 @@ otg_path: otg_path {
> 		vin-supply = <&otg_reg>;	/* request otg booster of bq24297 */
> 	};
> 
> -	pyra-lid-wakeup {
> -		wwan_wakeup {
> -			status = "okay";	/* we have now connected RING0 of PLS8 */
> -		};
> -	};
> };
> 
> &gpio99 {
> -- 
> 2.27.0
> 
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