commit 73419e4d2fd1b838fcb1df6a978d67b3ae1c5c01 upstream.

At least three platforms require the "qcom,qmp" property to be specified, so the IPA driver can request register retention across power collapse. Update DTS files accordingly.

Cc: stable@vger.kernel.org # 5.17.x Fixes: 1aac309d3207 ("net: ipa: use autosuspend") Signed-off-by: Alex Elder elder@linaro.org Signed-off-by: Bjorn Andersson bjorn.andersson@linaro.org Link: https://lore.kernel.org/r/20220201140723.467431-1-elder@linaro.org --- The code for this feature was included in the v5.17 cycle, but the DTS file updates were not accepted until v5.18-rc1.

arch/arm64/boot/dts/qcom/sc7180.dtsi | 2 ++ arch/arm64/boot/dts/qcom/sc7280.dtsi | 2 ++ arch/arm64/boot/dts/qcom/sm8350.dtsi | 2 ++ 3 files changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index 2151cd8c8c7ab..e1c46b80f14a0 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -1459,6 +1459,8 @@ ipa: ipa@1e40000 { "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", diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi index eab7a85050531..d66865131ef90 100644 --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi @@ -1714,6 +1714,8 @@ ipa: ipa@1e40000 { interconnect-names = "memory", "config";

+ qcom,qmp = <&aoss_qmp>; + qcom,smem-states = <&ipa_smp2p_out 0>, <&ipa_smp2p_out 1>; qcom,smem-state-names = "ipa-clock-enabled-valid", diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi index 765d018e6306c..0bde6bbb3bc74 100644 --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi @@ -1443,6 +1443,8 @@ ipa: ipa@1e40000 { interconnect-names = "memory", "config";

+ qcom,qmp = <&aoss_qmp>; + qcom,smem-states = <&ipa_smp2p_out 0>, <&ipa_smp2p_out 1>; qcom,smem-state-names = "ipa-clock-enabled-valid",