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Date: Tue, 1 Feb 2022 09:02:04 -0600 From: Alex Elder <elder@...aro.org> To: robh+dt@...nel.org, davem@...emloft.net, kuba@...nel.org Cc: bjorn.andersson@...aro.org, agross@...nel.org, mka@...omium.org, evgreen@...omium.org, cpratapa@...eaurora.org, avuyyuru@...eaurora.org, jponduru@...eaurora.org, subashab@...eaurora.org, elder@...nel.org, netdev@...r.kernel.org, devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH net v2 1/2] dt-bindings: net: qcom,ipa: add optional qcom,qmp property For some systems, the IPA driver must make a request to ensure that its registers are retained across power collapse of the IPA hardware. On such systems, we'll use the existence of the "qcom,qmp" property as a signal that this request is required. Signed-off-by: Alex Elder <elder@...aro.org> --- Documentation/devicetree/bindings/net/qcom,ipa.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/net/qcom,ipa.yaml b/Documentation/devicetree/bindings/net/qcom,ipa.yaml index b86edf67ce626..58ecc62adfaae 100644 --- a/Documentation/devicetree/bindings/net/qcom,ipa.yaml +++ b/Documentation/devicetree/bindings/net/qcom,ipa.yaml @@ -107,6 +107,10 @@ properties: - const: imem - const: config + qcom,qmp: + $ref: /schemas/types.yaml#/definitions/phandle + description: phandle to the AOSS side-channel message RAM + qcom,smem-states: $ref: /schemas/types.yaml#/definitions/phandle-array description: State bits used in by the AP to signal the modem. @@ -222,6 +226,8 @@ examples: "imem", "config"; + qcom,qmp = <&aoss_qmp>; + qcom,smem-states = <&ipa_smp2p_out 0>, <&ipa_smp2p_out 1>; qcom,smem-state-names = "ipa-clock-enabled-valid", -- 2.32.0
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