From 7a222ba72d947f7c20c7b01cd9ae1346d968202f Mon Sep 17 00:00:00 2001 From: Oleksandr Suvorov Date: Thu, 11 Feb 2021 11:17:49 +0200 Subject: overlays: colibri-imx8x: add atmel mxt overlay for adapter Add an overlay that supports connecting displays with Capacitive Touch Adapter. Simplify atmel mxt overlays. Now the common scheme for atmel mxt overlays: atmel-mxt-connector - uses 107/106 pins for INT/Reset signals; atmel-mxt-adapter - uses 28/30 pins for INT/Reset signals. Related-to: ELB-3246 Signed-off-by: Oleksandr Suvorov --- overlays/Makefile | 3 +- .../colibri-imx8x_atmel-mxt-adapter_overlay.dts | 32 +++++++++++++++++ .../colibri-imx8x_atmel-mxt-connector_overlay.dts | 16 +++++++++ overlays/colibri-imx8x_atmel-mxt_overlay.dts | 41 ---------------------- 4 files changed, 50 insertions(+), 42 deletions(-) create mode 100644 overlays/colibri-imx8x_atmel-mxt-adapter_overlay.dts create mode 100644 overlays/colibri-imx8x_atmel-mxt-connector_overlay.dts delete mode 100644 overlays/colibri-imx8x_atmel-mxt_overlay.dts (limited to 'overlays') diff --git a/overlays/Makefile b/overlays/Makefile index 09e44c6..9bda199 100644 --- a/overlays/Makefile +++ b/overlays/Makefile @@ -52,7 +52,8 @@ dtb-y += colibri-imx7-eval_spidev_overlay.dtbo dtb-y += colibri-imx7_lcd-lt161010_overlay.dtbo dtb-y += colibri-imx8x-eval_spidev_overlay.dtbo dtb-y += colibri-imx8x_ad7879_overlay.dtbo -dtb-y += colibri-imx8x_atmel-mxt_overlay.dtbo +dtb-y += colibri-imx8x_atmel-mxt-adapter_overlay.dtbo +dtb-y += colibri-imx8x_atmel-mxt-connector_overlay.dtbo dtb-y += colibri-imx8x_parallel-rgb_overlay.dtbo dtb-y += colibri-imx8x_dsihdmi_overlay.dtbo dtb-y += display-dpi-lt170410_overlay.dtbo diff --git a/overlays/colibri-imx8x_atmel-mxt-adapter_overlay.dts b/overlays/colibri-imx8x_atmel-mxt-adapter_overlay.dts new file mode 100644 index 0000000..4f4a968 --- /dev/null +++ b/overlays/colibri-imx8x_atmel-mxt-adapter_overlay.dts @@ -0,0 +1,32 @@ +// Atmel MXT touchscreen for Capacitive Touch Adapter. +// Supports the 7inch and 10inch capacitive touch displays orderable at Toradex. + +/dts-v1/; +/plugin/; + +#include "dt-bindings/interrupt-controller/irq.h" +#include "dt-bindings/gpio/gpio.h" + +/ { + compatible = "toradex,colibri-imx8x"; +}; + +&atmel_mxt_ts { + pinctrl-0 = <&pinctrl_atmel_adap>; + interrupt-parent = <&lsio_gpio0>; + interrupts = <21 IRQ_TYPE_EDGE_FALLING>; /* SODIMM 28 */ + reset-gpios = <&lsio_gpio0 22 GPIO_ACTIVE_HIGH>; /* SODIMM 30 */ + status = "okay"; +}; + +&i2c1 { + status = "okay"; +}; + +&pwm0 { + status = "disabled"; +}; + +&pwm1 { + status = "disabled"; +}; diff --git a/overlays/colibri-imx8x_atmel-mxt-connector_overlay.dts b/overlays/colibri-imx8x_atmel-mxt-connector_overlay.dts new file mode 100644 index 0000000..20e85c6 --- /dev/null +++ b/overlays/colibri-imx8x_atmel-mxt-connector_overlay.dts @@ -0,0 +1,16 @@ +// Atmel MXT touchscreen for boards with TS connector. Supports the 7inch and 10inch display orderable at Toradex. + +/dts-v1/; +/plugin/; + +/ { + compatible = "toradex,colibri-imx8x"; +}; + +&i2c1 { + status = "okay"; +}; + +&atmel_mxt_ts { + status = "okay"; +}; diff --git a/overlays/colibri-imx8x_atmel-mxt_overlay.dts b/overlays/colibri-imx8x_atmel-mxt_overlay.dts deleted file mode 100644 index 62381dd..0000000 --- a/overlays/colibri-imx8x_atmel-mxt_overlay.dts +++ /dev/null @@ -1,41 +0,0 @@ -// Atmel MXT touchscreen for the 7inch and 10inch display orderable at Toradex. - -/dts-v1/; -/plugin/; - -#include "dt-bindings/interrupt-controller/irq.h" -#include "dt-bindings/gpio/gpio.h" -#include "dt-bindings/pinctrl/pads-imx8qxp.h" - -/ { - compatible = "toradex,colibri-imx8x"; -}; - -&i2c1 { - #address-cells = <1>; - #size-cells = <0>; - - /* Atmel maxtouch controller */ - atmel_mxt_ts: atmel_mxt_ts@4a { - compatible = "atmel,maxtouch"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_mxt_ts>; - reg = <0x4a>; - interrupt-parent = <&lsio_gpio3>; - interrupts = <20 IRQ_TYPE_EDGE_FALLING>; /* SODIMM 107 */ - reset-gpios = <&lsio_gpio3 24 GPIO_ACTIVE_HIGH>; /* SODIMM 106 */ - status = "okay"; - }; -}; - -&iomuxc { - colibri-imx8qxp { - pinctrl_mxt_ts: mxt-ts { - fsl,pins = < - IMX8QXP_QSPI0B_DATA2_LSIO_GPIO3_IO20 0x20 /* SODIMM 107 */ - IMX8QXP_QSPI0B_SS1_B_LSIO_GPIO3_IO24 0x20 /* SODIMM 106 */ - >; - }; - }; -}; - -- cgit v1.2.3