1 # SPDX-License-Identifier: GPL-2.0
2 # Copyright (C) 2008-2011 Freescale Semiconduc
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/crypto/fsl,
6 $schema: http://devicetree.org/meta-schemas/co
7
8 title: Freescale Secure Non-Volatile Storage (
9
10 maintainers:
11 - '"Horia Geantă" <horia.geanta@nxp.com>'
12 - Pankaj Gupta <pankaj.gupta@nxp.com>
13 - Gaurav Jain <gaurav.jain@nxp.com>
14
15 description:
16 Node defines address range and the associate
17 This function monitors security state inform
18 violations. This also included rtc, system p
19
20 properties:
21 compatible:
22 oneOf:
23 - items:
24 - const: fsl,sec-v4.0-mon
25 - const: syscon
26 - const: simple-mfd
27 - items:
28 - const: fsl,sec-v5.0-mon
29 - const: fsl,sec-v4.0-mon
30 - items:
31 - enum:
32 - fsl,sec-v5.3-mon
33 - fsl,sec-v5.4-mon
34 - const: fsl,sec-v5.0-mon
35 - const: fsl,sec-v4.0-mon
36
37 reg:
38 maxItems: 1
39
40 interrupts:
41 maxItems: 2
42
43 snvs-rtc-lp:
44 type: object
45 additionalProperties: false
46 description:
47 Secure Non-Volatile Storage (SNVS) Low P
48
49 properties:
50 compatible:
51 const: fsl,sec-v4.0-mon-rtc-lp
52
53 clocks:
54 maxItems: 1
55
56 clock-names:
57 const: snvs-rtc
58
59 interrupts:
60 # VFxxx has only one. What is the 2nd
61 minItems: 1
62 maxItems: 2
63
64 regmap:
65 description: Parent node containing re
66 $ref: /schemas/types.yaml#/definitions
67
68 offset:
69 description: LP register offset
70 $ref: /schemas/types.yaml#/definitions
71 default: 0x34
72
73 required:
74 - compatible
75 - interrupts
76 - regmap
77
78 snvs-powerkey:
79 type: object
80 additionalProperties: false
81 description:
82 The snvs-pwrkey is designed to enable PO
83 by SNVS ONOFF, the driver can report the
84 system if pressed after system suspend.
85
86 properties:
87 compatible:
88 const: fsl,sec-v4.0-pwrkey
89
90 clocks:
91 maxItems: 1
92
93 clock-names:
94 const: snvs-pwrkey
95
96 interrupts:
97 maxItems: 1
98
99 regmap:
100 description: Parent node containing re
101 $ref: /schemas/types.yaml#/definitions
102
103 wakeup-source: true
104
105 linux,keycode:
106 $ref: /schemas/types.yaml#/definitions
107 default: 116
108 deprecated: true
109
110 linux,keycodes:
111 maxItems: 1
112 default: 116
113
114 required:
115 - compatible
116 - interrupts
117 - regmap
118
119 snvs-lpgpr:
120 $ref: /schemas/nvmem/snvs-lpgpr.yaml#
121
122 snvs-poweroff:
123 description:
124 The SNVS could drive signal to PMIC to t
125 SNVS_LP LPCR register.
126 $ref: /schemas/power/reset/syscon-poweroff
127
128 required:
129 - compatible
130 - reg
131
132 additionalProperties: false
133
134 examples:
135 - |
136 #include <dt-bindings/interrupt-controller
137 #include <dt-bindings/clock/imx7d-clock.h>
138
139 sec_mon: sec-mon@314000 {
140 compatible = "fsl,sec-v4.0-mon", "sysc
141 reg = <0x314000 0x1000>;
142
143 snvs-rtc-lp {
144 compatible = "fsl,sec-v4.0-mon-rtc
145 regmap = <&sec_mon>;
146 offset = <0x34>;
147 clocks = <&clks IMX7D_SNVS_CLK>;
148 clock-names = "snvs-rtc";
149 interrupts = <GIC_SPI 19 IRQ_TYPE_
150 <GIC_SPI 20 IRQ_TYPE_
151 };
152
153 snvs-powerkey {
154 compatible = "fsl,sec-v4.0-pwrkey"
155 regmap = <&sec_mon>;
156 clocks = <&clks IMX7D_SNVS_CLK>;
157 clock-names = "snvs-pwrkey";
158 interrupts = <GIC_SPI 4 IRQ_TYPE_L
159 linux,keycode = <116>; /* KEY_POWE
160 wakeup-source;
161 };
162 };
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