diff options
Diffstat (limited to 'arch/arm/boot/dts/imx6qdl-skov-cpu-revc.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/imx6qdl-skov-cpu-revc.dtsi | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6qdl-skov-cpu-revc.dtsi b/arch/arm/boot/dts/imx6qdl-skov-cpu-revc.dtsi new file mode 100644 index 000000000000..69ae430a53bd --- /dev/null +++ b/arch/arm/boot/dts/imx6qdl-skov-cpu-revc.dtsi @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +// +// Copyright (C) 2020 Pengutronix, Ulrich Oelmann <kernel@pengutronix.de> + +&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"; + reg = <0>; + 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; + }; +}; + +&iomuxc { + pinctrl_ecspi4: ecspi4grp { + fsl,pins = < + MX6QDL_PAD_EIM_D28__ECSPI4_MOSI 0x100b1 + MX6QDL_PAD_EIM_D22__ECSPI4_MISO 0x000b1 + MX6QDL_PAD_EIM_D21__ECSPI4_SCLK 0x000b1 + /* *no* external pull up */ + MX6QDL_PAD_EIM_D20__GPIO3_IO20 0x40000058 + >; + }; + + pinctrl_touch: touchgrp { + fsl,pins = < + /* external pull up */ + MX6QDL_PAD_EIM_D19__GPIO3_IO19 0x10040 + >; + }; +}; |