1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/nvmem/qcom,sec-qfprom.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Qualcomm Technologies Inc, Secure QFPROM Efuse 8 9maintainers: 10 - Komal Bajaj <quic_kbajaj@quicinc.com> 11 12description: 13 For some of the Qualcomm SoC's, it is possible that the qfprom region is 14 protected from non-secure access. In such situations, the OS have to use 15 secure calls to read the region. 16 17allOf: 18 - $ref: nvmem.yaml# 19 - $ref: nvmem-deprecated-cells.yaml# 20 21properties: 22 compatible: 23 items: 24 - enum: 25 - qcom,qdu1000-sec-qfprom 26 - const: qcom,sec-qfprom 27 28 reg: 29 items: 30 - description: The secure qfprom corrected region. 31 32required: 33 - compatible 34 - reg 35 36unevaluatedProperties: false 37 38examples: 39 - | 40 soc { 41 #address-cells = <2>; 42 #size-cells = <2>; 43 44 efuse@221c8000 { 45 compatible = "qcom,qdu1000-sec-qfprom", "qcom,sec-qfprom"; 46 reg = <0 0x221c8000 0 0x1000>; 47 #address-cells = <1>; 48 #size-cells = <1>; 49 50 multi_chan_ddr: multi-chan-ddr@12b { 51 reg = <0x12b 0x1>; 52 bits = <0 2>; 53 }; 54 }; 55 }; 56 57