xref: /linux/Documentation/devicetree/bindings/soc/imx/fsl,imx-anatop.yaml (revision cffaefd15a8f423cdee5d8eac15d267bc92de314) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/soc/imx/fsl,imx-anatop.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: ANATOP register
8
9maintainers:
10  - Shawn Guo <shawnguo@kernel.org>
11  - Sascha Hauer <s.hauer@pengutronix.de>
12
13properties:
14  compatible:
15    oneOf:
16      - items:
17          - enum:
18              - fsl,imx6sl-anatop
19              - fsl,imx6sll-anatop
20              - fsl,imx6sx-anatop
21              - fsl,imx6ul-anatop
22              - fsl,imx7d-anatop
23          - const: fsl,imx6q-anatop
24          - const: syscon
25          - const: simple-mfd
26      - items:
27          - const: fsl,imx6q-anatop
28          - const: syscon
29          - const: simple-mfd
30
31  reg:
32    maxItems: 1
33
34  interrupts:
35    items:
36      - description: Temperature sensor event
37      - description: Brown-out event on either of the support regulators
38      - description: Brown-out event on either the core, gpu or soc regulators
39
40  tempmon:
41    type: object
42    unevaluatedProperties: false
43    $ref: /schemas/thermal/imx-thermal.yaml
44
45patternProperties:
46  "regulator-((1p1)|(2p5)|(3p0)|(vddcore)|(vddpu)|(vddsoc))$":
47    type: object
48    unevaluatedProperties: false
49    $ref: /schemas/regulator/anatop-regulator.yaml
50
51required:
52  - compatible
53  - reg
54
55additionalProperties: false
56
57examples:
58  - |
59    #include <dt-bindings/clock/imx6ul-clock.h>
60    #include <dt-bindings/interrupt-controller/arm-gic.h>
61
62    anatop: anatop@20c8000 {
63        compatible = "fsl,imx6ul-anatop", "fsl,imx6q-anatop",
64                     "syscon", "simple-mfd";
65        reg = <0x020c8000 0x1000>;
66        interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>,
67                     <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>,
68                     <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>;
69
70        reg_3p0: regulator-3p0 {
71            compatible = "fsl,anatop-regulator";
72            regulator-name = "vdd3p0";
73            regulator-min-microvolt = <2625000>;
74            regulator-max-microvolt = <3400000>;
75            anatop-reg-offset = <0x120>;
76            anatop-vol-bit-shift = <8>;
77            anatop-vol-bit-width = <5>;
78            anatop-min-bit-val = <0>;
79            anatop-min-voltage = <2625000>;
80            anatop-max-voltage = <3400000>;
81            anatop-enable-bit = <0>;
82        };
83
84        reg_arm: regulator-vddcore {
85            compatible = "fsl,anatop-regulator";
86            regulator-name = "cpu";
87            regulator-min-microvolt = <725000>;
88            regulator-max-microvolt = <1450000>;
89            regulator-always-on;
90            anatop-reg-offset = <0x140>;
91            anatop-vol-bit-shift = <0>;
92            anatop-vol-bit-width = <5>;
93            anatop-delay-reg-offset = <0x170>;
94            anatop-delay-bit-shift = <24>;
95            anatop-delay-bit-width = <2>;
96            anatop-min-bit-val = <1>;
97            anatop-min-voltage = <725000>;
98            anatop-max-voltage = <1450000>;
99        };
100
101        reg_soc: regulator-vddsoc {
102            compatible = "fsl,anatop-regulator";
103            regulator-name = "vddsoc";
104            regulator-min-microvolt = <725000>;
105            regulator-max-microvolt = <1450000>;
106            regulator-always-on;
107            anatop-reg-offset = <0x140>;
108            anatop-vol-bit-shift = <18>;
109            anatop-vol-bit-width = <5>;
110            anatop-delay-reg-offset = <0x170>;
111            anatop-delay-bit-shift = <28>;
112            anatop-delay-bit-width = <2>;
113            anatop-min-bit-val = <1>;
114            anatop-min-voltage = <725000>;
115            anatop-max-voltage = <1450000>;
116        };
117
118        tempmon: tempmon {
119            compatible = "fsl,imx6ul-tempmon", "fsl,imx6sx-tempmon";
120            interrupt-parent = <&gpc>;
121            interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
122            fsl,tempmon = <&anatop>;
123            nvmem-cells = <&tempmon_calib>, <&tempmon_temp_grade>;
124            nvmem-cell-names = "calib", "temp_grade";
125            clocks = <&clks IMX6UL_CLK_PLL3_USB_OTG>;
126            #thermal-sensor-cells = <0>;
127        };
128    };
129