xref: /freebsd/sys/contrib/device-tree/Bindings/hwmon/microchip,mcp3021.yaml (revision 8cc087a1eee9ec1ca9f7ac1e63ad51bdb5a682eb)
1*8cc087a1SEmmanuel Vadot# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
2*8cc087a1SEmmanuel Vadot%YAML 1.2
3*8cc087a1SEmmanuel Vadot---
4*8cc087a1SEmmanuel Vadot$id: http://devicetree.org/schemas/hwmon/microchip,mcp3021.yaml#
5*8cc087a1SEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml#
6*8cc087a1SEmmanuel Vadot
7*8cc087a1SEmmanuel Vadottitle: Microchip MCP3021 A/D converter
8*8cc087a1SEmmanuel Vadot
9*8cc087a1SEmmanuel Vadotmaintainers:
10*8cc087a1SEmmanuel Vadot  - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
11*8cc087a1SEmmanuel Vadot
12*8cc087a1SEmmanuel Vadotproperties:
13*8cc087a1SEmmanuel Vadot  compatible:
14*8cc087a1SEmmanuel Vadot    enum:
15*8cc087a1SEmmanuel Vadot      - microchip,mcp3021
16*8cc087a1SEmmanuel Vadot      - microchip,mcp3221
17*8cc087a1SEmmanuel Vadot
18*8cc087a1SEmmanuel Vadot  reg:
19*8cc087a1SEmmanuel Vadot    maxItems: 1
20*8cc087a1SEmmanuel Vadot
21*8cc087a1SEmmanuel Vadot  reference-voltage-microvolt:
22*8cc087a1SEmmanuel Vadot    description:
23*8cc087a1SEmmanuel Vadot      VDD supply power and reference voltage
24*8cc087a1SEmmanuel Vadot
25*8cc087a1SEmmanuel Vadotrequired:
26*8cc087a1SEmmanuel Vadot  - compatible
27*8cc087a1SEmmanuel Vadot  - reg
28*8cc087a1SEmmanuel Vadot
29*8cc087a1SEmmanuel VadotadditionalProperties: false
30*8cc087a1SEmmanuel Vadot
31*8cc087a1SEmmanuel Vadotexamples:
32*8cc087a1SEmmanuel Vadot  - |
33*8cc087a1SEmmanuel Vadot    i2c {
34*8cc087a1SEmmanuel Vadot        #address-cells = <1>;
35*8cc087a1SEmmanuel Vadot        #size-cells = <0>;
36*8cc087a1SEmmanuel Vadot
37*8cc087a1SEmmanuel Vadot        adc@4d {
38*8cc087a1SEmmanuel Vadot            compatible = "microchip,mcp3021";
39*8cc087a1SEmmanuel Vadot            reg = <0x4d>;
40*8cc087a1SEmmanuel Vadot
41*8cc087a1SEmmanuel Vadot            reference-voltage-microvolt = <4500000>; /* 4.5 V */
42*8cc087a1SEmmanuel Vadot        };
43*8cc087a1SEmmanuel Vadot    };
44