// 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 #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>; vcc-supply = <®_3v3_acm>; /* * The MPL3115 interrupts are connected to pin 22 and 23 * of &tca6424a, but the binding does not yet support * interrupts. */ }; };