| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 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 | }; |