diff options
Diffstat (limited to 'Documentation/devicetree/bindings/net/qcom,ipa.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/net/qcom,ipa.yaml | 86 |
1 files changed, 58 insertions, 28 deletions
diff --git a/Documentation/devicetree/bindings/net/qcom,ipa.yaml b/Documentation/devicetree/bindings/net/qcom,ipa.yaml index dd4bb2e74880..4aeda379726f 100644 --- a/Documentation/devicetree/bindings/net/qcom,ipa.yaml +++ b/Documentation/devicetree/bindings/net/qcom,ipa.yaml @@ -49,6 +49,7 @@ properties: - qcom,sc7280-ipa - qcom,sdm845-ipa - qcom,sdx55-ipa + - qcom,sm6350-ipa - qcom,sm8350-ipa reg: @@ -124,19 +125,31 @@ properties: - const: ipa-clock-enabled-valid - const: ipa-clock-enabled + qcom,gsi-loader: + enum: + - self + - modem + - skip + description: + Indicates how GSI firmware should be loaded. If the AP loads + and validates GSI firmware, this property has value "self". + If the modem does this, this property has value "modem". + Otherwise, "skip" means GSI firmware loading is not required. + modem-init: + deprecated: true type: boolean description: - If present, it indicates that the modem is responsible for - performing early IPA initialization, including loading and - validating firwmare used by the GSI. + This is the older (deprecated) way of indicating how GSI firmware + should be loaded. If present, the modem loads GSI firmware; if + absent, the AP loads GSI firmware. memory-region: maxItems: 1 description: If present, a phandle for a reserved memory area that holds the firmware passed to Trust Zone for authentication. Required - when Trust Zone (not the modem) performs early initialization. + when the AP (not the modem) performs early initialization. firmware-name: $ref: /schemas/types.yaml#/definitions/string @@ -155,22 +168,36 @@ required: - interconnects - qcom,smem-states -# Either modem-init is present, or memory-region must be present. -oneOf: - - required: - - modem-init - - required: - - memory-region - -# If memory-region is present, firmware-name may optionally be present. -# But if modem-init is present, firmware-name must not be present. -if: - required: - - modem-init -then: - not: - required: - - firmware-name +allOf: + # If qcom,gsi-loader is present, modem-init must not be present + - if: + required: + - qcom,gsi-loader + then: + properties: + modem-init: false + + # If qcom,gsi-loader is "self", the AP loads GSI firmware, and + # memory-region must be specified + if: + properties: + qcom,gsi-loader: + contains: + const: self + then: + required: + - memory-region + else: + # If qcom,gsi-loader is not present, we use deprecated behavior. + # If modem-init is not present, the AP loads GSI firmware, and + # memory-region must be specified. + if: + not: + required: + - modem-init + then: + required: + - memory-region additionalProperties: false @@ -201,14 +228,17 @@ examples: }; ipa@1e40000 { - compatible = "qcom,sdm845-ipa"; + compatible = "qcom,sc7180-ipa"; - modem-init; + qcom,gsi-loader = "self"; + memory-region = <&ipa_fw_mem>; + firmware-name = "qcom/sc7180-trogdor/modem/modem.mdt"; - iommus = <&apps_smmu 0x720 0x3>; + iommus = <&apps_smmu 0x440 0x0>, + <&apps_smmu 0x442 0x0>; reg = <0x1e40000 0x7000>, - <0x1e47000 0x2000>, - <0x1e04000 0x2c000>; + <0x1e47000 0x2000>, + <0x1e04000 0x2c000>; reg-names = "ipa-reg", "ipa-shared", "gsi"; @@ -226,9 +256,9 @@ examples: clock-names = "core"; interconnects = - <&rsc_hlos MASTER_IPA &rsc_hlos SLAVE_EBI1>, - <&rsc_hlos MASTER_IPA &rsc_hlos SLAVE_IMEM>, - <&rsc_hlos MASTER_APPSS_PROC &rsc_hlos SLAVE_IPA_CFG>; + <&aggre2_noc MASTER_IPA 0 &mc_virt SLAVE_EBI1 0>, + <&aggre2_noc MASTER_IPA 0 &system_noc SLAVE_IMEM 0>, + <&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_IPA_CFG 0>; interconnect-names = "memory", "imem", "config"; |