xref: /linux/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml (revision f7f0adfe64de08803990dc4cbecd2849c04e314a) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/nvmem/qcom,qfprom.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Technologies Inc, QFPROM Efuse
8
9maintainers:
10  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
11
12allOf:
13  - $ref: nvmem.yaml#
14  - $ref: nvmem-deprecated-cells.yaml#
15
16properties:
17  compatible:
18    items:
19      - enum:
20          - qcom,apq8064-qfprom
21          - qcom,apq8084-qfprom
22          - qcom,ipq5332-qfprom
23          - qcom,ipq5424-qfprom
24          - qcom,ipq6018-qfprom
25          - qcom,ipq8064-qfprom
26          - qcom,ipq8074-qfprom
27          - qcom,ipq9574-qfprom
28          - qcom,msm8226-qfprom
29          - qcom,msm8916-qfprom
30          - qcom,msm8917-qfprom
31          - qcom,msm8974-qfprom
32          - qcom,msm8976-qfprom
33          - qcom,msm8996-qfprom
34          - qcom,msm8998-qfprom
35          - qcom,qcm2290-qfprom
36          - qcom,qcs404-qfprom
37          - qcom,qcs615-qfprom
38          - qcom,qcs8300-qfprom
39          - qcom,sc7180-qfprom
40          - qcom,sc7280-qfprom
41          - qcom,sc8280xp-qfprom
42          - qcom,sdm630-qfprom
43          - qcom,sdm670-qfprom
44          - qcom,sdm845-qfprom
45          - qcom,sm6115-qfprom
46          - qcom,sm6350-qfprom
47          - qcom,sm6375-qfprom
48          - qcom,sm8150-qfprom
49          - qcom,sm8250-qfprom
50          - qcom,sm8450-qfprom
51          - qcom,sm8550-qfprom
52          - qcom,sm8650-qfprom
53      - const: qcom,qfprom
54
55  reg:
56    # If the QFPROM is read-only OS image then only the corrected region
57    # needs to be provided.  If the QFPROM is writable then all 4 regions
58    # must be provided.
59    oneOf:
60      - items:
61          - description: The corrected region.
62      - items:
63          - description: The corrected region.
64          - description: The raw region.
65          - description: The config region.
66          - description: The security control region.
67
68  # Clock must be provided if QFPROM is writable from the OS image.
69  clocks:
70    maxItems: 1
71  clock-names:
72    const: core
73
74  # Supply reference must be provided if QFPROM is writable from the OS image.
75  vcc-supply:
76    description: Our power supply.
77
78  power-domains:
79    maxItems: 1
80
81required:
82  - compatible
83  - reg
84
85unevaluatedProperties: false
86
87examples:
88  - |
89    #include <dt-bindings/clock/qcom,gcc-sc7180.h>
90
91    soc {
92      #address-cells = <2>;
93      #size-cells = <2>;
94
95      efuse@784000 {
96        compatible = "qcom,sc7180-qfprom", "qcom,qfprom";
97        reg = <0 0x00784000 0 0x8ff>,
98              <0 0x00780000 0 0x7a0>,
99              <0 0x00782000 0 0x100>,
100              <0 0x00786000 0 0x1fff>;
101        clocks = <&gcc GCC_SEC_CTRL_CLK_SRC>;
102        clock-names = "core";
103        #address-cells = <1>;
104        #size-cells = <1>;
105
106        vcc-supply = <&vreg_l11a_1p8>;
107
108        hstx-trim-primary@25b {
109          reg = <0x25b 0x1>;
110          bits = <1 3>;
111        };
112      };
113    };
114
115  - |
116    soc {
117      #address-cells = <2>;
118      #size-cells = <2>;
119
120      efuse@784000 {
121        compatible = "qcom,sdm845-qfprom", "qcom,qfprom";
122        reg = <0 0x00784000 0 0x8ff>;
123        #address-cells = <1>;
124        #size-cells = <1>;
125
126        hstx-trim-primary@1eb {
127          reg = <0x1eb 0x1>;
128          bits = <1 4>;
129        };
130      };
131    };
132