1 # SPDX-License-Identifier: GPL-2.0-only OR BSD
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: ROHM BD71815 Power Management Integrate
8
9 maintainers:
10 - Matti Vaittinen <mazziesaccount@gmail.com>
11
12 description: |
13 BD71815AGW is a single-chip power management
14 portable devices. It integrates 5 buck conve
15 for LED and a 500 mA single-cell linear char
16 counter, a real-time clock (RTC), and a 32.7
17
18 properties:
19 compatible:
20 const: rohm,bd71815
21
22 reg:
23 description:
24 I2C slave address.
25 maxItems: 1
26
27 interrupts:
28 maxItems: 1
29
30 gpio-controller: true
31
32 "#gpio-cells":
33 const: 2
34 description: |
35 The first cell is the pin number and the
36 flags. See ../gpio/gpio.txt for more inf
37
38 clocks:
39 maxItems: 1
40
41 "#clock-cells":
42 const: 0
43
44 clock-output-names:
45 const: bd71815-32k-out
46
47 rohm,clkout-open-drain:
48 description: clk32kout mode. Set to 1 for
49 $ref: /schemas/types.yaml#/definitions/uin
50 minimum: 0
51 maximum: 1
52
53 rohm,charger-sense-resistor-ohms:
54 minimum: 10000000
55 maximum: 50000000
56 description: |
57 BD71827 and BD71828 have SAR ADC for mea
58 External sense resistor (RSENSE in data
59 something other but 30MOhm resistor is u
60 should be given here in Ohms.
61 default: 30000000
62
63 regulators:
64 $ref: /schemas/regulator/rohm,bd71815-regu
65 description:
66 List of child nodes that specify the reg
67
68 gpio-reserved-ranges:
69 description: |
70 Usage of BD71828 GPIO pins can be change
71 used to mark the pins which should not b
72 the ../gpio/gpio.txt for more informatio
73
74 rohm,enable-hidden-gpo:
75 description: |
76 The BD71815 has undocumented GPO at pin
77 data-sheet as its location in the middle
78 use on PCB. If your board has managed to
79 second GPO by defining this property. Do
80 about how the E5 pin is connected on you
81 type: boolean
82
83 required:
84 - compatible
85 - reg
86 - interrupts
87 - clocks
88 - "#clock-cells"
89 - regulators
90 - gpio-controller
91 - "#gpio-cells"
92
93 additionalProperties: false
94
95 examples:
96 - |
97 #include <dt-bindings/interrupt-controller
98 #include <dt-bindings/leds/common.h>
99 i2c {
100 #address-cells = <1>;
101 #size-cells = <0>;
102 pmic: pmic@4b {
103 compatible = "rohm,bd71815";
104 reg = <0x4b>;
105
106 interrupt-parent = <&gpio1>;
107 interrupts = <29 IRQ_TYPE_LEVEL_LO
108
109 clocks = <&osc 0>;
110 #clock-cells = <0>;
111 clock-output-names = "bd71815-32k-
112
113 gpio-controller;
114 #gpio-cells = <2>;
115
116 rohm,charger-sense-resistor-ohms =
117
118 regulators {
119 buck1: buck1 {
120 regulator-name = "buck1";
121 regulator-min-microvolt =
122 regulator-max-microvolt =
123 regulator-always-on;
124 regulator-ramp-delay = <12
125 rohm,dvs-run-voltage = <11
126 rohm,dvs-suspend-voltage =
127 };
128 buck2: buck2 {
129 regulator-name = "buck2";
130 regulator-min-microvolt =
131 regulator-max-microvolt =
132 regulator-always-on;
133 regulator-ramp-delay = <12
134 rohm,dvs-run-voltage = <11
135 rohm,dvs-suspend-voltage =
136 };
137 buck3: buck3 {
138 regulator-name = "buck3";
139 regulator-min-microvolt =
140 regulator-max-microvolt =
141 regulator-always-on;
142 };
143 buck4: buck4 {
144 regulator-name = "buck4";
145 regulator-min-microvolt =
146 regulator-max-microvolt =
147 regulator-always-on;
148 };
149 buck5: buck5 {
150 regulator-name = "buck5";
151 regulator-min-microvolt =
152 regulator-max-microvolt =
153 regulator-always-on;
154 };
155 ldo1: ldo1 {
156 regulator-name = "ldo1";
157 regulator-min-microvolt =
158 regulator-max-microvolt =
159 regulator-always-on;
160 };
161 ldo2: ldo2 {
162 regulator-name = "ldo2";
163 regulator-min-microvolt =
164 regulator-max-microvolt =
165 regulator-always-on;
166 };
167 ldo3: ldo3 {
168 regulator-name = "ldo3";
169 regulator-min-microvolt =
170 regulator-max-microvolt =
171 regulator-always-on;
172 };
173 ldo4: ldo4 {
174 regulator-name = "ldo4";
175 regulator-min-microvolt =
176 regulator-max-microvolt =
177 regulator-always-on;
178 };
179 ldo5: ldo5 {
180 regulator-name = "ldo5";
181 regulator-min-microvolt =
182 regulator-max-microvolt =
183 regulator-always-on;
184 };
185 ldo6: ldodvref {
186 regulator-name = "ldodvref
187 regulator-always-on;
188 };
189 ldo7: ldolpsr {
190 regulator-name = "ldolpsr"
191 regulator-always-on;
192 };
193
194 boost: wled {
195 regulator-name = "wled";
196 regulator-min-microamp = <
197 regulator-max-microamp = <
198 };
199 };
200 };
201 };
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