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author | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2022-07-05 18:46:12 +0300 |
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committer | Rob Herring <robh@kernel.org> | 2022-07-06 18:10:21 +0300 |
commit | 560045a46a071417f1c80d9cf1fd40e274cef5e8 (patch) | |
tree | 7330c8ede90a8ca88efad883c28e54079c83678c /Documentation/devicetree/bindings/hwinfo | |
parent | e35330f879cf5d202ef5e13005b3505f07373614 (diff) | |
download | linux-560045a46a071417f1c80d9cf1fd40e274cef5e8.tar.xz |
dt-bindings: hwinfo: group Chip ID-like devices
Group devices like Chip ID or SoC information under "hwinfo" directory.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220705154613.453096-1-krzysztof.kozlowski@linaro.org
Diffstat (limited to 'Documentation/devicetree/bindings/hwinfo')
-rw-r--r-- | Documentation/devicetree/bindings/hwinfo/samsung,exynos-chipid.yaml | 41 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/hwinfo/ti,k3-socinfo.yaml | 40 |
2 files changed, 81 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/hwinfo/samsung,exynos-chipid.yaml b/Documentation/devicetree/bindings/hwinfo/samsung,exynos-chipid.yaml new file mode 100644 index 000000000000..95cbdcb56efe --- /dev/null +++ b/Documentation/devicetree/bindings/hwinfo/samsung,exynos-chipid.yaml @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwinfo/samsung,exynos-chipid.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung Exynos SoC series Chipid driver + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + enum: + - samsung,exynos4210-chipid + - samsung,exynos850-chipid + + reg: + maxItems: 1 + + samsung,asv-bin: + description: + Adaptive Supply Voltage bin selection. This can be used + to determine the ASV bin of an SoC if respective information + is missing in the CHIPID registers or in the OTP memory. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + chipid@10000000 { + compatible = "samsung,exynos4210-chipid"; + reg = <0x10000000 0x100>; + samsung,asv-bin = <2>; + }; diff --git a/Documentation/devicetree/bindings/hwinfo/ti,k3-socinfo.yaml b/Documentation/devicetree/bindings/hwinfo/ti,k3-socinfo.yaml new file mode 100644 index 000000000000..dada28b47ea0 --- /dev/null +++ b/Documentation/devicetree/bindings/hwinfo/ti,k3-socinfo.yaml @@ -0,0 +1,40 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwinfo/ti,k3-socinfo.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments K3 Multicore SoC platforms chipid module + +maintainers: + - Tero Kristo <t-kristo@ti.com> + - Nishanth Menon <nm@ti.com> + +description: | + Texas Instruments (ARM64) K3 Multicore SoC platforms chipid module is + represented by CTRLMMR_xxx_JTAGID register which contains information about + SoC id and revision. + +properties: + $nodename: + pattern: "^chipid@[0-9a-f]+$" + + compatible: + items: + - const: ti,am654-chipid + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + chipid@43000014 { + compatible = "ti,am654-chipid"; + reg = <0x43000014 0x4>; + }; |