diff options
author | Igor Opaniuk <igor.opaniuk@toradex.com> | 2020-05-26 13:23:43 +0300 |
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committer | Igor Opaniuk <igor.opaniuk@toradex.com> | 2020-05-26 14:37:06 +0300 |
commit | fc95c1137968488a172c45dc66813fd3e79286e8 (patch) | |
tree | 6736f7d3ac676bc261cd497458cec925f794fba9 /overlays/apalis-imx8qm_atmel-mxt_overlay.dts |
overlays: add initial overlays
Naming format:
<machine>_<function>_overlay.dts
Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Diffstat (limited to 'overlays/apalis-imx8qm_atmel-mxt_overlay.dts')
-rw-r--r-- | overlays/apalis-imx8qm_atmel-mxt_overlay.dts | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/overlays/apalis-imx8qm_atmel-mxt_overlay.dts b/overlays/apalis-imx8qm_atmel-mxt_overlay.dts new file mode 100644 index 0000000..0c60ad6 --- /dev/null +++ b/overlays/apalis-imx8qm_atmel-mxt_overlay.dts @@ -0,0 +1,43 @@ +// 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"; + fragment@0 { + target = <&i2c2>; + __overlay__ { + /* Atmel maxtouch controller */ + atmel_mxt_ts: atmel_mxt_ts@4a { + compatible = "atmel,maxtouch"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_touch>; + reg = <0x4a>; + interrupt-parent = <&gpio4>; + interrupts = <1 IRQ_TYPE_EDGE_FALLING>; /* Apalis GPIO5 */ + reset-gpios = <&gpio4 2 GPIO_ACTIVE_HIGH>; /* Apalis GPIO6 */ + status = "okay"; + }; + }; + }; + + fragment@1 { + target = <&iomuxc>; + __overlay__ { + apalis-imx8qm { + /* Apalis GPIO5+6 */ + pinctrl_touch: touchgrp { + fsl,pins = < + SC_P_FLEXCAN2_RX_LSIO_GPIO4_IO01 0x06000021 + SC_P_FLEXCAN2_TX_LSIO_GPIO4_IO02 0x06000021 + >; + }; + }; + }; + }; +}; |