[Letux-kernel] [PATCH v6 5/8] DT:omap3+tsc2007: use new common touchscreen bindings

Tony Lindgren tony at atomide.com
Wed Nov 9 23:27:23 CET 2016


* H. Nikolaus Schaller <hns at goldelico.com> [161027 01:47]:
> While we fix the GTA04 we add proper pinmux for the
> penirq gpio.
> 
> Tested on: GTA04A4 and Pyra-Handheld
> 
> Signed-off-by: H. Nikolaus Schaller <hns at goldelico.com>

This should be safe to merge along with the driver changes:

Acked-by: Tony Lindgren <tony at atomide.com>

> ---
>  arch/arm/boot/dts/omap3-gta04.dtsi | 25 +++++++++++++++++++++++--
>  1 file changed, 23 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
> index b3a8b1f..64d6ee3 100644
> --- a/arch/arm/boot/dts/omap3-gta04.dtsi
> +++ b/arch/arm/boot/dts/omap3-gta04.dtsi
> @@ -273,6 +273,13 @@
>  			OMAP3_CORE1_IOPAD(0x2134, PIN_INPUT_PULLUP | MUX_MODE4) /* gpio112 */
>  		>;
>  	};
> +
> +	penirq_pins: pinmux_penirq_pins {
> +		pinctrl-single,pins = <
> +			/* here we could enable to wakeup the cpu from suspend by a pen touch */
> +			OMAP3_CORE1_IOPAD(0x2194, PIN_INPUT_PULLUP | MUX_MODE4) /* gpio160 */
> +		>;
> +	};
>  };
>  
>  &omap3_pmx_core2 {
> @@ -410,10 +417,24 @@
>  	tsc2007 at 48 {
>  		compatible = "ti,tsc2007";
>  		reg = <0x48>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&penirq_pins>;
>  		interrupt-parent = <&gpio6>;
>  		interrupts = <0 IRQ_TYPE_EDGE_FALLING>; /* GPIO_160 */
> -		gpios = <&gpio6 0 GPIO_ACTIVE_LOW>;
> -		ti,x-plate-ohms = <600>;
> +		gpios = <&gpio6 0 GPIO_ACTIVE_LOW>;	/* GPIO_160 */
> +		touchscreen-size-x = <480>;
> +		touchscreen-size-y = <640>;
> +		touchscreen-max-pressure = <1000>;
> +		touchscreen-fuzz-x = <3>;
> +		touchscreen-fuzz-y = <8>;
> +		touchscreen-fuzz-pressure = <10>;
> +		touchscreen-inverted-y;
> +		ti,min-x = <0x100>;
> +		ti,max-x = <0xf00>;
> +		ti,min-y = <0x100>;
> +		ti,max-y = <0xf00>;
> +		ti,max-rt = <4096>;
> +		ti,x-plate-ohms = <550>;
>  	};
>  
>  	/* RFID EEPROM */
> -- 
> 2.7.3
> 


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