diff options
Diffstat (limited to 'dts/src/arm/imx6qdl-skov-cpu-revc.dtsi')
| -rw-r--r-- | dts/src/arm/imx6qdl-skov-cpu-revc.dtsi | 65 |
1 files changed, 45 insertions, 20 deletions
diff --git a/dts/src/arm/imx6qdl-skov-cpu-revc.dtsi b/dts/src/arm/imx6qdl-skov-cpu-revc.dtsi index 8254bce1b8..b81799d707 100644 --- a/dts/src/arm/imx6qdl-skov-cpu-revc.dtsi +++ b/dts/src/arm/imx6qdl-skov-cpu-revc.dtsi @@ -2,35 +2,60 @@ // // Copyright (C) 2020 Pengutronix, Ulrich Oelmann <kernel@pengutronix.de> +/ { + touchscreen { + compatible = "resistive-adc-touch"; + io-channels = <&adc_ts 1>, <&adc_ts 3>, <&adc_ts 4>, <&adc_ts 5>; + io-channel-names = "y", "z1", "z2", "x"; + touchscreen-min-pressure = <65000>; + touchscreen-inverted-y; + touchscreen-swapped-x-y; + touchscreen-x-plate-ohms = <300>; + touchscreen-y-plate-ohms = <800>; + }; +}; + &ecspi4 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_ecspi4>; cs-gpios = <&gpio3 20 GPIO_ACTIVE_LOW>; status = "okay"; - touchscreen@0 { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_touch>; - compatible = "ti,tsc2046"; + adc_ts: adc@0 { + compatible = "ti,tsc2046e-adc"; reg = <0>; + pinctrl-0 = <&pinctrl_touch>; + pinctrl-names ="default"; spi-max-frequency = <1000000>; interrupts-extended = <&gpio3 19 IRQ_TYPE_LEVEL_LOW>; - vcc-supply = <®_3v3>; - pendown-gpio = <&gpio3 19 GPIO_ACTIVE_LOW>; - ti,x-plate-ohms = /bits/ 16 <850>; - ti,y-plate-ohms = /bits/ 16 <295>; - ti,pressure-min = /bits/ 16 <2>; - ti,pressure-max = /bits/ 16 <1500>; - ti,vref-mv = /bits/ 16 <3300>; - ti,settle-delay-usec = /bits/ 16 <15>; - ti,vref-delay-usecs = /bits/ 16 <0>; - ti,penirq-recheck-delay-usecs = /bits/ 16 <100>; - ti,debounce-max = /bits/ 16 <100>; - ti,debounce-tol = /bits/ 16 <(~0)>; - ti,debounce-rep = /bits/ 16 <4>; - touchscreen-swapped-x-y; - touchscreen-inverted-y; - wakeup-source; + #io-channel-cells = <1>; + + #address-cells = <1>; + #size-cells = <0>; + + channel@1 { + reg = <1>; + settling-time-us = <700>; + oversampling-ratio = <5>; + }; + + channel@3 { + reg = <3>; + settling-time-us = <700>; + oversampling-ratio = <5>; + }; + + channel@4 { + reg = <4>; + settling-time-us = <700>; + oversampling-ratio = <5>; + }; + + channel@5 { + reg = <5>; + settling-time-us = <700>; + oversampling-ratio = <5>; + }; }; }; |