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Diffstat (limited to 'Documentation/devicetree/bindings/arm/qcom.yaml')
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diff --git a/Documentation/devicetree/bindings/arm/qcom.yaml b/Documentation/devicetree/bindings/arm/qcom.yaml new file mode 100644 index 000000000000..f6316ab66385 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/qcom.yaml @@ -0,0 +1,125 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bindings/arm/qcom.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: QCOM device tree bindings + +maintainers: + - Stephen Boyd <sboyd@codeaurora.org> + +description: | + Some qcom based bootloaders identify the dtb blob based on a set of + device properties like SoC and platform and revisions of those components. + To support this scheme, we encode this information into the board compatible + string. + + Each board must specify a top-level board compatible string with the following + format: + + compatible = "qcom,<SoC>[-<soc_version>][-<foundry_id>]-<board>[/<subtype>][-<board_version>]" + + The 'SoC' and 'board' elements are required. All other elements are optional. + + The 'SoC' element must be one of the following strings: + + apq8016 + apq8074 + apq8084 + apq8096 + msm8916 + msm8974 + msm8992 + msm8994 + msm8996 + mdm9615 + ipq8074 + sdm845 + + The 'board' element must be one of the following strings: + + cdp + liquid + dragonboard + mtp + sbc + hk01 + + The 'soc_version' and 'board_version' elements take the form of v<Major>.<Minor> + where the minor number may be omitted when it's zero, i.e. v1.0 is the same + as v1. If all versions of the 'board_version' elements match, then a + wildcard '*' should be used, e.g. 'v*'. + + The 'foundry_id' and 'subtype' elements are one or more digits from 0 to 9. + + Examples: + + "qcom,msm8916-v1-cdp-pm8916-v2.1" + + A CDP board with an msm8916 SoC, version 1 paired with a pm8916 PMIC of version + 2.1. + + "qcom,apq8074-v2.0-2-dragonboard/1-v0.1" + + A dragonboard board v0.1 of subtype 1 with an apq8074 SoC version 2, made in + foundry 2. + +properties: + compatible: + oneOf: + - items: + - enum: + - qcom,apq8016-sbc + - const: qcom,apq8016 + + - items: + - enum: + - qcom,apq8064-cm-qs600 + - qcom,apq8064-ifc6410 + - const: qcom,apq8064 + + - items: + - enum: + - qcom,apq8074-dragonboard + - const: qcom,apq8074 + + - items: + - enum: + - qcom,apq8060-dragonboard + - qcom,msm8660-surf + - const: qcom,msm8660 + + - items: + - enum: + - qcom,apq8084-mtp + - qcom,apq8084-sbc + - const: qcom,apq8084 + + - items: + - enum: + - qcom,msm8960-cdp + - const: qcom,msm8960 + + - items: + - const: qcom,msm8916-mtp/1 + - const: qcom,msm8916-mtp + - const: qcom,msm8916 + + - items: + - const: qcom,msm8996-mtp + + - items: + - const: qcom,ipq4019 + + - items: + - enum: + - qcom,ipq8064-ap148 + - const: qcom,ipq8064 + + - items: + - enum: + - qcom,ipq8074-hk01 + - const: qcom,ipq8074 + +... |