bindings/i2c/i2c-mux-pca954x.yaml

1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/i2c/i2c-mux-pca954x.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NXP PCA954x I2C and compatible bus switches
10   - Laurent Pinchart <laurent.pinchart@ideasonboard.com>
13   The NXP PCA954x and compatible devices are I2C bus
23       - enum:
24           - maxim,max7356
25           - maxim,max7357
26           - maxim,max7358
27           - maxim,max7367
28           - maxim,max7368
29           - maxim,max7369
30           - nxp,pca9540
31           - nxp,pca9542
32           - nxp,pca9543
33           - nxp,pca9544
34           - nxp,pca9545
35           - nxp,pca9546
36           - nxp,pca9547
37           - nxp,pca9548
38           - nxp,pca9846
39           - nxp,pca9847
40           - nxp,pca9848
41           - nxp,pca9849
42       - items:
43           - const: nxp,pca9646
44           - const: nxp,pca9546
52   "#interrupt-cells":
55   interrupt-controller: true
57   reset-gpios:
60   i2c-mux-idle-disconnect:
62     description: Forces mux to disconnect all children in idle state. This is
64       the devices behind them use same I2C addresses.
66   idle-state:
67     description: if present, overrides i2c-mux-idle-disconnect
68     $ref: /schemas/mux/mux-controller.yaml#/properties/idle-state
70   vdd-supply:
75   - compatible
76   - reg
79   - $ref: /schemas/i2c/i2c-mux.yaml#
80   - if:
86                 - maxim,max7367
87                 - maxim,max7369
88                 - nxp,pca9542
89                 - nxp,pca9543
90                 - nxp,pca9544
91                 - nxp,pca9545
95         "#interrupt-cells": false
96         interrupt-controller: false
101   - |
102     #include <dt-bindings/interrupt-controller/irq.h>
104     i2c {
105         #address-cells = <1>;
106         #size-cells = <0>;
108         i2c-mux@74 {
110             #address-cells = <1>;
111             #size-cells = <0>;
114             vdd-supply = <&p3v3>;
116             interrupt-parent = <&ipic>;
118             interrupt-controller;
119             #interrupt-cells = <2>;
121             i2c@2 {
122                 #address-cells = <1>;
123                 #size-cells = <0>;
132             i2c@4 {
133                 #address-cells = <1>;
134                 #size-cells = <0>;