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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml b/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml new file mode 100644 index 000000000..1a18b6bab --- /dev/null +++ b/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml @@ -0,0 +1,98 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/nvmem/qcom,qfprom.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies Inc, QFPROM Efuse bindings + +maintainers: + - Srinivas Kandagatla <srinivas.kandagatla@linaro.org> + +allOf: + - $ref: "nvmem.yaml#" + +properties: + compatible: + const: qcom,qfprom + + reg: + # If the QFPROM is read-only OS image then only the corrected region + # needs to be provided. If the QFPROM is writable then all 4 regions + # must be provided. + oneOf: + - items: + - description: The corrected region. + - items: + - description: The corrected region. + - description: The raw region. + - description: The config region. + - description: The security control region. + + # Clock must be provided if QFPROM is writable from the OS image. + clocks: + maxItems: 1 + clock-names: + const: core + + # Supply reference must be provided if QFPROM is writable from the OS image. + vcc-supply: + description: Our power supply. + + # Needed if any child nodes are present. + "#address-cells": + const: 1 + "#size-cells": + const: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,gcc-sc7180.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + efuse@784000 { + compatible = "qcom,qfprom"; + reg = <0 0x00784000 0 0x8ff>, + <0 0x00780000 0 0x7a0>, + <0 0x00782000 0 0x100>, + <0 0x00786000 0 0x1fff>; + clocks = <&gcc GCC_SEC_CTRL_CLK_SRC>; + clock-names = "core"; + #address-cells = <1>; + #size-cells = <1>; + + vcc-supply = <&vreg_l11a_1p8>; + + hstx-trim-primary@25b { + reg = <0x25b 0x1>; + bits = <1 3>; + }; + }; + }; + + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + efuse@784000 { + compatible = "qcom,qfprom"; + reg = <0 0x00784000 0 0x8ff>; + #address-cells = <1>; + #size-cells = <1>; + + hstx-trim-primary@1eb { + reg = <0x1eb 0x1>; + bits = <1 4>; + }; + }; + }; |