diff options
Diffstat (limited to 'overlays/apalis-imx8_atmel-mxt_overlay.dts')
| -rw-r--r-- | overlays/apalis-imx8_atmel-mxt_overlay.dts | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/overlays/apalis-imx8_atmel-mxt_overlay.dts b/overlays/apalis-imx8_atmel-mxt_overlay.dts new file mode 100644 index 0000000..5f665bf --- /dev/null +++ b/overlays/apalis-imx8_atmel-mxt_overlay.dts @@ -0,0 +1,42 @@ +// 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-imx8qm.h" + +/ { + compatible = "toradex,apalis-imx8qm"; +}; + +&i2c2 { + #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_touch>; + reg = <0x4a>; + interrupt-parent = <&lsio_gpio4>; + interrupts = <1 IRQ_TYPE_EDGE_FALLING>; /* Apalis GPIO5 */ + reset-gpios = <&lsio_gpio4 2 GPIO_ACTIVE_HIGH>; /* Apalis GPIO6 */ + status = "okay"; + }; +}; + +&iomuxc { + apalis-imx8qm { + /* Apalis GPIO5+6 */ + pinctrl_touch: touchgrp { + fsl,pins = < + IMX8QM_FLEXCAN2_RX_LSIO_GPIO4_IO01 0x06000021 + IMX8QM_FLEXCAN2_TX_LSIO_GPIO4_IO02 0x06000021 + >; + }; + }; +}; + |