xref: /freebsd/sys/contrib/device-tree/Bindings/iio/adc/nuvoton,npcm750-adc.yaml (revision d4eeb02986980bf33dd56c41ceb9fc5f180c0d47)
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/iio/adc/nuvoton,npcm750-adc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Nuvoton NPCM BMC Analog to Digital Converter (ADC)
8
9maintainers:
10  - Tomer Maimon <tmaimon77@gmail.com>
11
12description:
13  The NPCM ADC is a 10-bit converter for eight channel inputs.
14
15properties:
16  compatible:
17    const: nuvoton,npcm750-adc
18
19  reg:
20    maxItems: 1
21
22  interrupts:
23    maxItems: 1
24    description: ADC interrupt, should be set for falling edge.
25
26  resets:
27    maxItems: 1
28
29  clocks:
30    maxItems: 1
31    description: If not provided the defulat ADC sample rate will be used.
32
33  vref-supply:
34    description: If not supplied, the internal voltage reference will be used.
35
36  "#io-channel-cells":
37    const: 1
38
39required:
40  - compatible
41  - reg
42  - interrupts
43  - resets
44
45additionalProperties: false
46
47examples:
48  - |
49    #include <dt-bindings/interrupt-controller/irq.h>
50    #include <dt-bindings/interrupt-controller/arm-gic.h>
51    #include <dt-bindings/clock/nuvoton,npcm7xx-clock.h>
52    #include <dt-bindings/reset/nuvoton,npcm7xx-reset.h>
53    soc {
54        #address-cells = <1>;
55        #size-cells = <1>;
56        adc@f000c000 {
57            compatible = "nuvoton,npcm750-adc";
58            reg = <0xf000c000 0x8>;
59            interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
60            clocks = <&clk NPCM7XX_CLK_ADC>;
61            resets = <&rstc NPCM7XX_RESET_IPSRST1 NPCM7XX_RESET_ADC>;
62        };
63    };
64...
65