xref: /openbmc/linux/Documentation/devicetree/bindings/regulator/mediatek,mt6357-regulator.yaml (revision 44ad3baf1cca483e418b6aadf2d3994f69e0f16a) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/regulator/mediatek,mt6357-regulator.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: MediaTek MT6357 Regulators
8
9maintainers:
10  - Chen Zhong <chen.zhong@mediatek.com>
11  - Fabien Parent <fabien.parent@linaro.org>
12  - Alexandre Mergnat <amergnat@baylibre.com>
13
14description: |
15  The MT6357 PMIC provides 5 BUCK and 29 LDO.
16  Regulators and nodes are named according to the regulator type:
17  - buck-<name>
18  - ldo-<name>.
19  MT6357 regulators node should be sub node of the MT6397 MFD node.
20
21patternProperties:
22  "^buck-v(core|modem|pa|proc|s1)$":
23    type: object
24    $ref: regulator.yaml#
25    unevaluatedProperties: false
26    description:
27      Properties for single BUCK regulator.
28
29    required:
30      - regulator-name
31      - regulator-min-microvolt
32      - regulator-max-microvolt
33
34  "^ldo-v(camio18|aud28|aux18|io18|io28|rf12|rf18|cn18|cn28|fe28)$":
35    type: object
36    $ref: regulator.yaml#
37    unevaluatedProperties: false
38    description:
39      Properties for single fixed LDO regulator.
40
41    required:
42      - regulator-name
43      - regulator-min-microvolt
44      - regulator-max-microvolt
45
46  "^ldo-v(efuse|ibr|ldo28|mch|cama|camd|cn33-bt|cn33-wifi)$":
47    type: object
48    $ref: regulator.yaml#
49    unevaluatedProperties: false
50    description:
51      Properties for single LDO regulator.
52
53    required:
54      - regulator-name
55      - regulator-min-microvolt
56      - regulator-max-microvolt
57
58  "^ldo-v(xo22|emc|mc|sim1|sim2|sram-others|sram-proc|dram|usb33)$":
59    type: object
60    $ref: regulator.yaml#
61    unevaluatedProperties: false
62    description:
63      Properties for single LDO regulator.
64
65    required:
66      - regulator-name
67      - regulator-min-microvolt
68      - regulator-max-microvolt
69
70additionalProperties: false
71
72examples:
73  - |
74    pmic {
75      regulators {
76        mt6357_vproc_reg: buck-vproc {
77          regulator-name = "vproc";
78          regulator-min-microvolt = <518750>;
79          regulator-max-microvolt = <1312500>;
80          regulator-ramp-delay = <6250>;
81          regulator-enable-ramp-delay = <220>;
82          regulator-always-on;
83        };
84        mt6357_vcore_reg: buck-vcore {
85          regulator-name = "vcore";
86          regulator-min-microvolt = <518750>;
87          regulator-max-microvolt = <1312500>;
88          regulator-ramp-delay = <6250>;
89          regulator-enable-ramp-delay = <220>;
90          regulator-always-on;
91        };
92        mt6357_vmodem_reg: buck-vmodem {
93          regulator-name = "vmodem";
94          regulator-min-microvolt = <500000>;
95          regulator-max-microvolt = <1193750>;
96          regulator-ramp-delay = <6250>;
97          regulator-enable-ramp-delay = <220>;
98        };
99        mt6357_vs1_reg: buck-vs1 {
100          regulator-name = "vs1";
101          regulator-min-microvolt = <1200000>;
102          regulator-max-microvolt = <2200000>;
103          regulator-ramp-delay = <12500>;
104          regulator-enable-ramp-delay = <220>;
105          regulator-always-on;
106        };
107        mt6357_vpa_reg: buck-vpa {
108          regulator-name = "vpa";
109          regulator-min-microvolt = <500000>;
110          regulator-max-microvolt = <3650000>;
111          regulator-ramp-delay = <50000>;
112          regulator-enable-ramp-delay = <220>;
113        };
114        mt6357_vfe28_reg: ldo-vfe28 {
115          regulator-name = "vfe28";
116          regulator-min-microvolt = <2800000>;
117          regulator-max-microvolt = <2800000>;
118          regulator-enable-ramp-delay = <264>;
119        };
120        mt6357_vxo22_reg: ldo-vxo22 {
121          regulator-name = "vxo22";
122          regulator-min-microvolt = <2200000>;
123          regulator-max-microvolt = <2400000>;
124          regulator-enable-ramp-delay = <110>;
125        };
126        mt6357_vrf18_reg: ldo-vrf18 {
127          regulator-name = "vrf18";
128          regulator-min-microvolt = <1800000>;
129          regulator-max-microvolt = <1800000>;
130          regulator-enable-ramp-delay = <110>;
131        };
132        mt6357_vrf12_reg: ldo-vrf12 {
133          regulator-name = "vrf12";
134          regulator-min-microvolt = <1200000>;
135          regulator-max-microvolt = <1200000>;
136          regulator-enable-ramp-delay = <110>;
137        };
138        mt6357_vefuse_reg: ldo-vefuse {
139          regulator-name = "vefuse";
140          regulator-min-microvolt = <1200000>;
141          regulator-max-microvolt = <3300000>;
142          regulator-enable-ramp-delay = <264>;
143        };
144        mt6357_vcn33_bt_reg: ldo-vcn33-bt {
145          regulator-name = "vcn33-bt";
146          regulator-min-microvolt = <3300000>;
147          regulator-max-microvolt = <3500000>;
148          regulator-enable-ramp-delay = <264>;
149        };
150        mt6357_vcn33_wifi_reg: ldo-vcn33-wifi {
151          regulator-name = "vcn33-wifi";
152          regulator-min-microvolt = <3300000>;
153          regulator-max-microvolt = <3500000>;
154          regulator-enable-ramp-delay = <264>;
155        };
156        mt6357_vcn28_reg: ldo-vcn28 {
157          regulator-name = "vcn28";
158          regulator-min-microvolt = <2800000>;
159          regulator-max-microvolt = <2800000>;
160          regulator-enable-ramp-delay = <264>;
161        };
162        mt6357_vcn18_reg: ldo-vcn18 {
163          regulator-name = "vcn18";
164          regulator-min-microvolt = <1800000>;
165          regulator-max-microvolt = <1800000>;
166          regulator-enable-ramp-delay = <264>;
167        };
168        mt6357_vcama_reg: ldo-vcama {
169          regulator-name = "vcama";
170          regulator-min-microvolt = <2500000>;
171          regulator-max-microvolt = <2800000>;
172          regulator-enable-ramp-delay = <264>;
173        };
174        mt6357_vcamd_reg: ldo-vcamd {
175          regulator-name = "vcamd";
176          regulator-min-microvolt = <1000000>;
177          regulator-max-microvolt = <1800000>;
178          regulator-enable-ramp-delay = <264>;
179        };
180        mt6357_vcamio_reg: ldo-vcamio18 {
181          regulator-name = "vcamio";
182          regulator-min-microvolt = <1800000>;
183          regulator-max-microvolt = <1800000>;
184          regulator-enable-ramp-delay = <264>;
185        };
186        mt6357_vldo28_reg: ldo-vldo28 {
187          regulator-name = "vldo28";
188          regulator-min-microvolt = <2800000>;
189          regulator-max-microvolt = <3000000>;
190          regulator-enable-ramp-delay = <264>;
191        };
192        mt6357_vsram_others_reg: ldo-vsram-others {
193          regulator-name = "vsram-others";
194          regulator-min-microvolt = <518750>;
195          regulator-max-microvolt = <1312500>;
196          regulator-ramp-delay = <6250>;
197          regulator-enable-ramp-delay = <110>;
198          regulator-always-on;
199        };
200        mt6357_vsram_proc_reg: ldo-vsram-proc {
201          regulator-name = "vsram-proc";
202          regulator-min-microvolt = <518750>;
203          regulator-max-microvolt = <1312500>;
204          regulator-ramp-delay = <6250>;
205          regulator-enable-ramp-delay = <110>;
206          regulator-always-on;
207        };
208        mt6357_vaux18_reg: ldo-vaux18 {
209          regulator-name = "vaux18";
210          regulator-min-microvolt = <1800000>;
211          regulator-max-microvolt = <1800000>;
212          regulator-enable-ramp-delay = <264>;
213        };
214        mt6357_vaud28_reg: ldo-vaud28 {
215          regulator-name = "vaud28";
216          regulator-min-microvolt = <2800000>;
217          regulator-max-microvolt = <2800000>;
218          regulator-enable-ramp-delay = <264>;
219        };
220        mt6357_vio28_reg: ldo-vio28 {
221          regulator-name = "vio28";
222          regulator-min-microvolt = <2800000>;
223          regulator-max-microvolt = <2800000>;
224          regulator-enable-ramp-delay = <264>;
225        };
226        mt6357_vio18_reg: ldo-vio18 {
227          regulator-name = "vio18";
228          regulator-min-microvolt = <1800000>;
229          regulator-max-microvolt = <1800000>;
230          regulator-enable-ramp-delay = <264>;
231          regulator-always-on;
232        };
233        mt6357_vdram_reg: ldo-vdram {
234          regulator-name = "vdram";
235          regulator-min-microvolt = <1100000>;
236          regulator-max-microvolt = <1200000>;
237          regulator-enable-ramp-delay = <3300>;
238        };
239        mt6357_vmc_reg: ldo-vmc {
240          regulator-name = "vmc";
241          regulator-min-microvolt = <1800000>;
242          regulator-max-microvolt = <3300000>;
243          regulator-enable-ramp-delay = <44>;
244        };
245        mt6357_vmch_reg: ldo-vmch {
246          regulator-name = "vmch";
247          regulator-min-microvolt = <2900000>;
248          regulator-max-microvolt = <3300000>;
249          regulator-enable-ramp-delay = <44>;
250        };
251        mt6357_vemc_reg: ldo-vemc {
252          regulator-name = "vemc";
253          regulator-min-microvolt = <2900000>;
254          regulator-max-microvolt = <3300000>;
255          regulator-enable-ramp-delay = <44>;
256          regulator-always-on;
257        };
258        mt6357_vsim1_reg: ldo-vsim1 {
259          regulator-name = "vsim1";
260          regulator-min-microvolt = <1700000>;
261          regulator-max-microvolt = <3100000>;
262          regulator-enable-ramp-delay = <264>;
263        };
264        mt6357_vsim2_reg: ldo-vsim2 {
265          regulator-name = "vsim2";
266          regulator-min-microvolt = <1700000>;
267          regulator-max-microvolt = <3100000>;
268          regulator-enable-ramp-delay = <264>;
269        };
270        mt6357_vibr_reg: ldo-vibr {
271          regulator-name = "vibr";
272          regulator-min-microvolt = <1200000>;
273          regulator-max-microvolt = <3300000>;
274          regulator-enable-ramp-delay = <44>;
275        };
276        mt6357_vusb33_reg: ldo-vusb33 {
277          regulator-name = "vusb33";
278          regulator-min-microvolt = <3000000>;
279          regulator-max-microvolt = <3100000>;
280          regulator-enable-ramp-delay = <264>;
281        };
282      };
283    };
284...
285