1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/regulator/richtek,rtq6752-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Richtek RTQ6752 TFT LCD Voltage Regulator
8
9 maintainers:
10 - ChiYuan Huang <cy_huang@richtek.com>
11
12 description: |
13 The RTQ6752 is an I2C interface pgorammable power management IC. It includes
14 two synchronous boost converter for PAVDD, and one synchronous NAVDD
15 buck-boost. The device is suitable for automotive TFT-LCD panel.
16
17 properties:
18 compatible:
19 enum:
20 - richtek,rtq6752
21
22 reg:
23 maxItems: 1
24
25 enable-gpios:
26 description: |
27 A connection of the chip 'enable' gpio line. If not provided, treat it as
28 external pull up.
29 maxItems: 1
30
31 regulators:
32 type: object
33
34 patternProperties:
35 "^(p|n)avdd$":
36 type: object
37 $ref: regulator.yaml#
38 unevaluatedProperties: false
39 description: |
40 regulator description for pavdd and navdd.
41
42 additionalProperties: false
43
44 required:
45 - compatible
46 - reg
47 - regulators
48
49 additionalProperties: false
50
51 examples:
52 - |
53 i2c {
54 #address-cells = <1>;
55 #size-cells = <0>;
56
57 rtq6752@6b {
58 compatible = "richtek,rtq6752";
59 reg = <0x6b>;
60 enable-gpios = <&gpio26 2 0>;
61
62 regulators {
63 pavdd {
64 regulator-name = "rtq6752-pavdd";
65 regulator-min-microvolt = <5000000>;
66 regulator-max-microvolt = <7300000>;
67 regulator-boot-on;
68 };
69 navdd {
70 regulator-name = "rtq6752-navdd";
71 regulator-min-microvolt = <5000000>;
72 regulator-max-microvolt = <7300000>;
73 regulator-boot-on;
74 };
75 };
76 };
77 };
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