xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/iio/adc/rockchip-saradc.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Rockchip Successive Approximation Register (SAR) A/D Converter
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Heiko Stuebner <heiko@sntech.de>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyunproperties:
13*4882a593Smuzhiyun  compatible:
14*4882a593Smuzhiyun    oneOf:
15*4882a593Smuzhiyun      - const: rockchip,saradc
16*4882a593Smuzhiyun      - const: rockchip,rk3066-tsadc
17*4882a593Smuzhiyun      - const: rockchip,rk3399-saradc
18*4882a593Smuzhiyun      - items:
19*4882a593Smuzhiyun          - enum:
20*4882a593Smuzhiyun              - rockchip,px30-saradc
21*4882a593Smuzhiyun              - rockchip,rk1808-saradc
22*4882a593Smuzhiyun              - rockchip,rk3308-saradc
23*4882a593Smuzhiyun              - rockchip,rk3328-saradc
24*4882a593Smuzhiyun              - rockchip,rv1108-saradc
25*4882a593Smuzhiyun          - const: rockchip,rk3399-saradc
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun  reg:
28*4882a593Smuzhiyun    maxItems: 1
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun  interrupts:
31*4882a593Smuzhiyun    maxItems: 1
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun  clocks:
34*4882a593Smuzhiyun    items:
35*4882a593Smuzhiyun      - description: converter clock
36*4882a593Smuzhiyun      - description: peripheral clock
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun  clock-names:
39*4882a593Smuzhiyun    items:
40*4882a593Smuzhiyun      - const: saradc
41*4882a593Smuzhiyun      - const: apb_pclk
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun  resets:
44*4882a593Smuzhiyun    maxItems: 1
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun  reset-names:
47*4882a593Smuzhiyun    const: saradc-apb
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun  vref-supply:
50*4882a593Smuzhiyun    description:
51*4882a593Smuzhiyun      The regulator supply for the ADC reference voltage.
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun  "#io-channel-cells":
54*4882a593Smuzhiyun    const: 1
55*4882a593Smuzhiyun
56*4882a593Smuzhiyunrequired:
57*4882a593Smuzhiyun  - compatible
58*4882a593Smuzhiyun  - reg
59*4882a593Smuzhiyun  - interrupts
60*4882a593Smuzhiyun  - clocks
61*4882a593Smuzhiyun  - clock-names
62*4882a593Smuzhiyun  - vref-supply
63*4882a593Smuzhiyun  - "#io-channel-cells"
64*4882a593Smuzhiyun
65*4882a593SmuzhiyunadditionalProperties: false
66*4882a593Smuzhiyun
67*4882a593Smuzhiyunexamples:
68*4882a593Smuzhiyun  - |
69*4882a593Smuzhiyun    #include <dt-bindings/clock/rk3288-cru.h>
70*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/arm-gic.h>
71*4882a593Smuzhiyun    saradc: saradc@2006c000 {
72*4882a593Smuzhiyun      compatible = "rockchip,saradc";
73*4882a593Smuzhiyun      reg = <0x2006c000 0x100>;
74*4882a593Smuzhiyun      interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
75*4882a593Smuzhiyun      clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>;
76*4882a593Smuzhiyun      clock-names = "saradc", "apb_pclk";
77*4882a593Smuzhiyun      resets = <&cru SRST_SARADC>;
78*4882a593Smuzhiyun      reset-names = "saradc-apb";
79*4882a593Smuzhiyun      vref-supply = <&vcc18>;
80*4882a593Smuzhiyun      #io-channel-cells = <1>;
81*4882a593Smuzhiyun    };
82