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dt-bindings: net: qcom,ipa: make imem interconnect optional

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On some newer SoCs, the interconnect between IPA and SoC internal
memory (imem) is not used.  Reflect this in the binding by moving
the definition of the "imem" interconnect to the end and defining
minItems to be 2 for both the interconnects and interconnect-names
properties.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alex Elder 2021-07-19 16:24:54 -05:00 committed by David S. Miller
parent 0ac2627134
commit 6a0eb6c9d9
1 changed files with 10 additions and 8 deletions
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18
Documentation/devicetree/bindings/net/qcom,ipa.yaml
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@ -87,16 +87,18 @@ properties:
- const: ipa-setup-ready
interconnects:
minItems: 2
items:
- description: Interconnect path between IPA and main memory
- description: Interconnect path between IPA and internal memory
- description: Interconnect path between IPA and the AP subsystem
- description: Path leading to system memory
- description: Path between the AP and IPA config space
- description: Path leading to internal memory
interconnect-names:
minItems: 2
items:
- const: memory
- const: imem
- const: config
- const: imem
qcom,smem-states:
$ref: /schemas/types.yaml#/definitions/phandle-array
@ -207,11 +209,11 @@ examples:
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>;
<&rsc_hlos MASTER_APPSS_PROC &rsc_hlos SLAVE_IPA_CFG>,
<&rsc_hlos MASTER_IPA &rsc_hlos SLAVE_IMEM>;
interconnect-names = "memory",
"imem",
"config";
"config",
"imem";
qcom,smem-states = <&ipa_smp2p_out 0>,
<&ipa_smp2p_out 1>;