1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/qcom,pmic-mpp.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Qualcomm PMIC Multi-Purpose Pin (MPP) block
8
9 maintainers:
10 - Bjorn Andersson <bjorn.andersson@linaro.org>
11
12 description:
13 This binding describes the MPP block(s) found in the 8xxx series of
14 PMIC's from Qualcomm.
15
16 properties:
17 compatible:
18 oneOf:
19 - items:
20 - enum:
21 - qcom,pm8019-mpp
22 - qcom,pm8226-mpp
23 - qcom,pm8841-mpp
24 - qcom,pm8916-mpp
25 - qcom,pm8941-mpp
26 - qcom,pm8950-mpp
27 - qcom,pmi8950-mpp
28 - qcom,pm8994-mpp
29 - qcom,pma8084-mpp
30 - qcom,pmi8994-mpp
31 - const: qcom,spmi-mpp
32 - items:
33 - enum:
34 - qcom,pm8018-mpp
35 - qcom,pm8038-mpp
36 - qcom,pm8058-mpp
37 - qcom,pm8821-mpp
38 - qcom,pm8901-mpp
39 - qcom,pm8917-mpp
40 - qcom,pm8921-mpp
41 - const: qcom,ssbi-mpp
42
43 reg:
44 maxItems: 1
45
46 interrupt-controller: true
47
48 '#interrupt-cells':
49 const: 2
50
51 gpio-controller: true
52 gpio-line-names: true
53
54 gpio-ranges:
55 maxItems: 1
56
57 '#gpio-cells':
58 const: 2
59 description:
60 The first cell will be used to define gpio number and the
61 second denotes the flags for this gpio
62
63 additionalProperties: false
64
65 required:
66 - compatible
67 - reg
68 - gpio-controller
69 - '#gpio-cells'
70 - gpio-ranges
71 - interrupt-controller
72
73 patternProperties:
74 '-state$':
75 oneOf:
76 - $ref: "#/$defs/qcom-pmic-mpp-state"
77 - patternProperties:
78 '-pins$':
79 $ref: "#/$defs/qcom-pmic-mpp-state"
80 additionalProperties: false
81
82 $defs:
83 qcom-pmic-mpp-state:
84 type: object
85 allOf:
86 - $ref: pinmux-node.yaml
87 - $ref: pincfg-node.yaml
88 properties:
89 pins:
90 description:
91 List of gpio pins affected by the properties specified in
92 this subnode. Valid pins are
93 - mpp1-mpp4 for pm8841
94 - mpp1-mpp4 for pm8916
95 - mpp1-mpp8 for pm8941
96 - mpp1-mpp4 for pm8950
97 - mpp1-mpp4 for pmi8950
98 - mpp1-mpp4 for pma8084
99
100 items:
101 pattern: "^mpp([0-9]+)$"
102
103 function:
104 items:
105 - enum:
106 - digital
107 - analog
108 - sink
109
110 bias-disable: true
111 bias-pull-up: true
112 bias-high-impedance: true
113 input-enable: true
114 output-high: true
115 output-low: true
116 power-source: true
117
118 qcom,analog-level:
119 $ref: /schemas/types.yaml#/definitions/uint32
120 description:
121 Selects the source for analog output. Valued values are defined in
122 <dt-binding/pinctrl/qcom,pmic-mpp.h> PMIC_MPP_AOUT_LVL_*
123 enum: [0, 1, 2, 3, 4, 5, 6, 7]
124
125 qcom,atest:
126 $ref: /schemas/types.yaml#/definitions/uint32
127 description:
128 Selects ATEST rail to route to GPIO when it's
129 configured in analog-pass-through mode.
130 enum: [1, 2, 3, 4]
131
132 qcom,dtest:
133 $ref: /schemas/types.yaml#/definitions/uint32
134 description:
135 Selects DTEST rail to route to GPIO when it's
136 configured as digital input.
137 enum: [1, 2, 3, 4]
138
139 qcom,amux-route:
140 $ref: /schemas/types.yaml#/definitions/uint32
141 description:
142 Selects the source for analog input. Valid values are defined in
143 <dt-bindings/pinctrl/qcom,pmic-mpp.h> PMIC_MPP_AMUX_ROUTE_CH5,
144 PMIC_MPP_AMUX_ROUTE_CH6...
145 enum: [0, 1, 2, 3, 4, 5, 6, 7]
146
147 qcom,paired:
148 type: boolean
149 description:
150 Indicates that the pin should be operating in paired mode.
151
152 required:
153 - pins
154 - function
155
156 additionalProperties: false
157
158 examples:
159 - |
160 #include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
161
162 pmic {
163 #address-cells = <1>;
164 #size-cells = <0>;
165
166 pm8841_mpp: mpps@a000 {
167 compatible = "qcom,pm8841-mpp", "qcom,spmi-mpp";
168 reg = <0xa000>;
169
170 gpio-controller;
171 #gpio-cells = <2>;
172 gpio-ranges = <&pm8841_mpp 0 0 4>;
173 gpio-line-names = "VDD_PX_BIAS", "WLAN_LED_CTRL",
174 "BT_LED_CTRL", "GPIO-F";
175 interrupt-controller;
176 #interrupt-cells = <2>;
177
178 pinctrl-names = "default";
179 pinctrl-0 = <&pm8841_default>;
180
181 mpp1-state {
182 pins = "mpp1";
183 function = "digital";
184 input-enable;
185 power-source = <PM8841_MPP_S3>;
186 };
187
188 default-state {
189 gpio-pins {
190 pins = "mpp1", "mpp2", "mpp3", "mpp4";
191 function = "digital";
192 input-enable;
193 power-source = <PM8841_MPP_S3>;
194 };
195 };
196 };
197 };
198 ...
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.