diff options
Diffstat (limited to 'arch/arm/boot/dts/imx6dl-b1x5v2.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/imx6dl-b1x5v2.dtsi | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6dl-b1x5v2.dtsi b/arch/arm/boot/dts/imx6dl-b1x5v2.dtsi new file mode 100644 index 000000000..f028b6a19 --- /dev/null +++ b/arch/arm/boot/dts/imx6dl-b1x5v2.dtsi @@ -0,0 +1,57 @@ +// SPDX-License-Identifier: GPL-2.0 or MIT +// +// Device Tree Source for General Electric B1x5v2 +// patient monitor series +// +// Copyright 2018-2021 General Electric Company +// Copyright 2018-2021 Collabora + +#include <dt-bindings/input/input.h> +#include "imx6dl-b1x5pv2.dtsi" + +/ { + reg_3v3_acm: regulator-3v3-acm { + compatible = "regulator-fixed"; + regulator-name = "3V3 ACM"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + vin-supply = <®_3v3>; + }; +}; + +&i2c1 { + tca6416: gpio-controller@21 { + compatible = "ti,tca6416"; + reg = <0x21>; + gpio-controller; + #gpio-cells = <2>; + reset-gpios = <&tca6424a 9 GPIO_ACTIVE_LOW>; + vcc-supply = <®_3v3_acm>; + gpio-line-names = "ACM1_EN", "ACM1_CL0", "ACM1_CL1", "ACM1_CL2", + "", "ACM2_EN", "ACM2_CL0", "ACM2_CL1", + "ACM2_CL2", "", "", "", + "", "", "", ""; + + /* + * The interrupt pin is connected to &tca6424a pin 1, but the Linux + * TCA6424 driver cannot handle low type interrupts at the moment + * (and support cannot be added without some ugly hacks). Since this + * controller does not have any input type GPIOs, just pretend + * that the interrupt pin is unconnected. + */ + }; +}; + +&i2c5 { + mpl3115a2: pressure-sensor@60 { + compatible = "fsl,mpl3115"; + reg = <0x60>; + + /* + * The MPL3115 interrupts are connected to pin 22 and 23 + * of &tca6424a, but the binding does not yet support + * interrupts. + */ + }; +}; |