tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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...