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@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
diff --git a/Documentation/devicetree/bindings/net/qcom,ipa.yaml b/Documentation/devicetree/bindings/net/qcom,ipa.yaml
index b86edf6..58ecc62 100644
--- a/Documentation/devicetree/bindings/net/qcom,ipa.yaml
+++ b/Documentation/devicetree/bindings/net/qcom,ipa.yaml
@@ -107,6 +107,10 @@
- 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 @@
"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",