1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/regulator/p 4 $id: http://devicetree.org/schemas/regulator/pfuze100.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: PFUZE100 family of regulators 7 title: PFUZE100 family of regulators
8 8
9 maintainers: 9 maintainers:
10 - Robin Gong <yibin.gong@nxp.com> 10 - Robin Gong <yibin.gong@nxp.com>
11 11
12 description: | 12 description: |
13 The valid names for regulators are: 13 The valid names for regulators are:
14 --PFUZE100 14 --PFUZE100
15 sw1ab,sw1c,sw2,sw3a,sw3b,sw4,swbst,vsnvs,vre 15 sw1ab,sw1c,sw2,sw3a,sw3b,sw4,swbst,vsnvs,vrefddr,vgen1~vgen6
16 --PFUZE200 16 --PFUZE200
17 sw1ab,sw2,sw3a,sw3b,swbst,vsnvs,vrefddr,vgen 17 sw1ab,sw2,sw3a,sw3b,swbst,vsnvs,vrefddr,vgen1~vgen6,coin
18 --PFUZE3000 18 --PFUZE3000
19 sw1a,sw1b,sw2,sw3,swbst,vsnvs,vrefddr,vldo1, 19 sw1a,sw1b,sw2,sw3,swbst,vsnvs,vrefddr,vldo1,vldo2,vccsd,v33,vldo3,vldo4
20 --PFUZE3001 20 --PFUZE3001
21 sw1,sw2,sw3,vsnvs,vldo1,vldo2,vccsd,v33,vldo 21 sw1,sw2,sw3,vsnvs,vldo1,vldo2,vccsd,v33,vldo3,vldo4
22 22
23 Each regulator is defined using the standard 23 Each regulator is defined using the standard binding for regulators.
24 24
25 properties: 25 properties:
26 $nodename: 26 $nodename:
27 pattern: "^pmic@[0-9]$" 27 pattern: "^pmic@[0-9]$"
28 28
29 compatible: 29 compatible:
30 enum: 30 enum:
31 - fsl,pfuze100 31 - fsl,pfuze100
32 - fsl,pfuze200 32 - fsl,pfuze200
33 - fsl,pfuze3000 33 - fsl,pfuze3000
34 - fsl,pfuze3001 34 - fsl,pfuze3001
35 35
36 reg: 36 reg:
37 maxItems: 1 37 maxItems: 1
38 38
39 interrupts: 39 interrupts:
40 maxItems: 1 40 maxItems: 1
41 41
42 fsl,pfuze-support-disable-sw: 42 fsl,pfuze-support-disable-sw:
43 $ref: /schemas/types.yaml#/definitions/fla 43 $ref: /schemas/types.yaml#/definitions/flag
44 description: | 44 description: |
45 Boolean, if present disable all unused s 45 Boolean, if present disable all unused switch regulators to save power
46 consumption. Attention, ensure that all 46 consumption. Attention, ensure that all important regulators
47 (e.g. DDR ref, DDR supply) has set the " 47 (e.g. DDR ref, DDR supply) has set the "regulator-always-on" property.
48 If not present, the switched regulators 48 If not present, the switched regulators are always on and can't be
49 disabled. This binding is a workaround t 49 disabled. This binding is a workaround to keep backward compatibility
50 with old dtb's which rely on the fact th 50 with old dtb's which rely on the fact that the switched regulators are
51 always on and don't mark them explicit a 51 always on and don't mark them explicit as "regulator-always-on".
52 52
53 fsl,pmic-stby-poweroff: 53 fsl,pmic-stby-poweroff:
54 $ref: /schemas/types.yaml#/definitions/fla 54 $ref: /schemas/types.yaml#/definitions/flag
55 description: | 55 description: |
56 if present, configure the PMIC to shutdo 56 if present, configure the PMIC to shutdown all
57 power rails when PMIC_STBY_REQ line is a 57 power rails when PMIC_STBY_REQ line is asserted during the power off sequence.
58 Use this option if the SoC should be pow 58 Use this option if the SoC should be powered off by external power management
59 IC (PMIC) on PMIC_STBY_REQ signal. 59 IC (PMIC) on PMIC_STBY_REQ signal.
60 As opposite to PMIC_STBY_REQ boards can 60 As opposite to PMIC_STBY_REQ boards can implement PMIC_ON_REQ signal.
61 61
62 regulators: 62 regulators:
63 type: object 63 type: object
64 description: | 64 description: |
65 list of regulators provided by this cont 65 list of regulators provided by this controller.
66 66
67 patternProperties: 67 patternProperties:
68 "^sw([1-4]|[1-4][a-c]|[1-4][a-c][a-c])$" 68 "^sw([1-4]|[1-4][a-c]|[1-4][a-c][a-c])$":
69 $ref: regulator.yaml# 69 $ref: regulator.yaml#
70 type: object 70 type: object
71 unevaluatedProperties: false 71 unevaluatedProperties: false
72 72
73 "^vgen[1-6]$": 73 "^vgen[1-6]$":
74 $ref: regulator.yaml# 74 $ref: regulator.yaml#
75 type: object 75 type: object
76 unevaluatedProperties: false 76 unevaluatedProperties: false
77 77
78 "^vldo[1-4]$": 78 "^vldo[1-4]$":
79 $ref: regulator.yaml# 79 $ref: regulator.yaml#
80 type: object 80 type: object
81 unevaluatedProperties: false 81 unevaluatedProperties: false
82 82
83 "^(vsnvs|vref|vrefddr|swbst|coin|v33|vcc 83 "^(vsnvs|vref|vrefddr|swbst|coin|v33|vccsd)$":
84 $ref: regulator.yaml# 84 $ref: regulator.yaml#
85 type: object 85 type: object
86 unevaluatedProperties: false 86 unevaluatedProperties: false
87 87
88 additionalProperties: false 88 additionalProperties: false
89 89
90 required: 90 required:
91 - compatible 91 - compatible
92 - reg 92 - reg
93 93
94 additionalProperties: false 94 additionalProperties: false
95 95
96 examples: 96 examples:
97 - | 97 - |
98 i2c { 98 i2c {
99 #address-cells = <1>; 99 #address-cells = <1>;
100 #size-cells = <0>; 100 #size-cells = <0>;
101 101
102 pmic@8 { 102 pmic@8 {
103 compatible = "fsl,pfuze100"; 103 compatible = "fsl,pfuze100";
104 reg = <0x08>; 104 reg = <0x08>;
105 105
106 regulators { 106 regulators {
107 sw1a_reg: sw1ab { 107 sw1a_reg: sw1ab {
108 regulator-min-microvolt = 108 regulator-min-microvolt = <300000>;
109 regulator-max-microvolt = 109 regulator-max-microvolt = <1875000>;
110 regulator-boot-on; 110 regulator-boot-on;
111 regulator-always-on; 111 regulator-always-on;
112 regulator-ramp-delay = <62 112 regulator-ramp-delay = <6250>;
113 }; 113 };
114 114
115 sw1c_reg: sw1c { 115 sw1c_reg: sw1c {
116 regulator-min-microvolt = 116 regulator-min-microvolt = <300000>;
117 regulator-max-microvolt = 117 regulator-max-microvolt = <1875000>;
118 regulator-boot-on; 118 regulator-boot-on;
119 regulator-always-on; 119 regulator-always-on;
120 }; 120 };
121 121
122 sw2_reg: sw2 { 122 sw2_reg: sw2 {
123 regulator-min-microvolt = 123 regulator-min-microvolt = <800000>;
124 regulator-max-microvolt = 124 regulator-max-microvolt = <3300000>;
125 regulator-boot-on; 125 regulator-boot-on;
126 regulator-always-on; 126 regulator-always-on;
127 }; 127 };
128 128
129 sw3a_reg: sw3a { 129 sw3a_reg: sw3a {
130 regulator-min-microvolt = 130 regulator-min-microvolt = <400000>;
131 regulator-max-microvolt = 131 regulator-max-microvolt = <1975000>;
132 regulator-boot-on; 132 regulator-boot-on;
133 regulator-always-on; 133 regulator-always-on;
134 }; 134 };
135 135
136 sw3b_reg: sw3b { 136 sw3b_reg: sw3b {
137 regulator-min-microvolt = 137 regulator-min-microvolt = <400000>;
138 regulator-max-microvolt = 138 regulator-max-microvolt = <1975000>;
139 regulator-boot-on; 139 regulator-boot-on;
140 regulator-always-on; 140 regulator-always-on;
141 }; 141 };
142 142
143 sw4_reg: sw4 { 143 sw4_reg: sw4 {
144 regulator-min-microvolt = 144 regulator-min-microvolt = <800000>;
145 regulator-max-microvolt = 145 regulator-max-microvolt = <3300000>;
146 }; 146 };
147 147
148 swbst_reg: swbst { 148 swbst_reg: swbst {
149 regulator-min-microvolt = 149 regulator-min-microvolt = <5000000>;
150 regulator-max-microvolt = 150 regulator-max-microvolt = <5150000>;
151 }; 151 };
152 152
153 snvs_reg: vsnvs { 153 snvs_reg: vsnvs {
154 regulator-min-microvolt = 154 regulator-min-microvolt = <1000000>;
155 regulator-max-microvolt = 155 regulator-max-microvolt = <3000000>;
156 regulator-boot-on; 156 regulator-boot-on;
157 regulator-always-on; 157 regulator-always-on;
158 }; 158 };
159 159
160 vref_reg: vrefddr { 160 vref_reg: vrefddr {
161 regulator-boot-on; 161 regulator-boot-on;
162 regulator-always-on; 162 regulator-always-on;
163 }; 163 };
164 164
165 vgen1_reg: vgen1 { 165 vgen1_reg: vgen1 {
166 regulator-min-microvolt = 166 regulator-min-microvolt = <800000>;
167 regulator-max-microvolt = 167 regulator-max-microvolt = <1550000>;
168 }; 168 };
169 169
170 vgen2_reg: vgen2 { 170 vgen2_reg: vgen2 {
171 regulator-min-microvolt = 171 regulator-min-microvolt = <800000>;
172 regulator-max-microvolt = 172 regulator-max-microvolt = <1550000>;
173 }; 173 };
174 174
175 vgen3_reg: vgen3 { 175 vgen3_reg: vgen3 {
176 regulator-min-microvolt = 176 regulator-min-microvolt = <1800000>;
177 regulator-max-microvolt = 177 regulator-max-microvolt = <3300000>;
178 }; 178 };
179 179
180 vgen4_reg: vgen4 { 180 vgen4_reg: vgen4 {
181 regulator-min-microvolt = 181 regulator-min-microvolt = <1800000>;
182 regulator-max-microvolt = 182 regulator-max-microvolt = <3300000>;
183 regulator-always-on; 183 regulator-always-on;
184 }; 184 };
185 185
186 vgen5_reg: vgen5 { 186 vgen5_reg: vgen5 {
187 regulator-min-microvolt = 187 regulator-min-microvolt = <1800000>;
188 regulator-max-microvolt = 188 regulator-max-microvolt = <3300000>;
189 regulator-always-on; 189 regulator-always-on;
190 }; 190 };
191 191
192 vgen6_reg: vgen6 { 192 vgen6_reg: vgen6 {
193 regulator-min-microvolt = 193 regulator-min-microvolt = <1800000>;
194 regulator-max-microvolt = 194 regulator-max-microvolt = <3300000>;
195 regulator-always-on; 195 regulator-always-on;
196 }; 196 };
197 }; 197 };
198 }; 198 };
199 }; 199 };
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