1// SPDX-License-Identifier: GPL-2.0 OR MIT 2// 3// Device Tree Source for General Electric B1x5v2 4// patient monitor series 5// 6// Copyright 2018-2021 General Electric Company 7// Copyright 2018-2021 Collabora 8 9#include <dt-bindings/input/input.h> 10#include "imx6dl-b1x5pv2.dtsi" 11 12/ { 13 reg_3v3_acm: regulator-3v3-acm { 14 compatible = "regulator-fixed"; 15 regulator-name = "3V3 ACM"; 16 regulator-min-microvolt = <3300000>; 17 regulator-max-microvolt = <3300000>; 18 regulator-always-on; 19 vin-supply = <®_3v3>; 20 }; 21}; 22 23&i2c1 { 24 tca6416: gpio-controller@21 { 25 compatible = "ti,tca6416"; 26 reg = <0x21>; 27 gpio-controller; 28 #gpio-cells = <2>; 29 reset-gpios = <&tca6424a 9 GPIO_ACTIVE_LOW>; 30 vcc-supply = <®_3v3_acm>; 31 gpio-line-names = "ACM1_EN", "ACM1_CL0", "ACM1_CL1", "ACM1_CL2", 32 "", "ACM2_EN", "ACM2_CL0", "ACM2_CL1", 33 "ACM2_CL2", "", "", "", 34 "", "", "", ""; 35 36 /* 37 * The interrupt pin is connected to &tca6424a pin 1, but the Linux 38 * TCA6424 driver cannot handle low type interrupts at the moment 39 * (and support cannot be added without some ugly hacks). Since this 40 * controller does not have any input type GPIOs, just pretend 41 * that the interrupt pin is unconnected. 42 */ 43 }; 44}; 45 46&i2c5 { 47 mpl3115a2: pressure-sensor@60 { 48 compatible = "fsl,mpl3115"; 49 reg = <0x60>; 50 51 /* 52 * The MPL3115 interrupts are connected to pin 22 and 23 53 * of &tca6424a, but the binding does not yet support 54 * interrupts. 55 */ 56 }; 57}; 58