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[73.185.129.58]) by smtp.gmail.com with ESMTPSA id q7-20020a92d407000000b002cabbe6e295sm148806ilm.4.2022.04.21.15.00.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Apr 2022 15:00:14 -0700 (PDT) From: Alex Elder To: stable@vger.kernel.org Cc: agross@kernel.org, bjorn.andersson@linaro.org, robh+dt@kernel.org, davem@davemloft.net, elder@linaro.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm64: dts: qcom: add IPA qcom,qmp property Date: Thu, 21 Apr 2022 17:00:11 -0500 Message-Id: <20220421220011.1750952-1-elder@linaro.org> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" 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: # 5.15.x Fixes: 1aac309d3207 ("net: ipa: use autosuspend") Signed-off-by: Alex Elder Signed-off-by: Bjorn Andersson Link: https://lore.kernel.org/r/20220201140723.467431-1-elder@linaro.org --- Enable this feature, now that 8ff8bdb8c92d6 ("net: ipa: request IPA register values be retained") has been accepted into linux-5.15.y. 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/qco= m/sc7180.dtsi index 495c15deacb7d..de86ae3a7fd27 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -1460,6 +1460,8 @@ ipa: ipa@1e40000 { "imem", "config"; =20 + qcom,qmp =3D <&aoss_qmp>; + qcom,smem-states =3D <&ipa_smp2p_out 0>, <&ipa_smp2p_out 1>; qcom,smem-state-names =3D "ipa-clock-enabled-valid", diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qco= m/sc7280.dtsi index 692973c4f4344..b795a9993cc1b 100644 --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi @@ -615,6 +615,8 @@ ipa: ipa@1e40000 { interconnect-names =3D "memory", "config"; =20 + qcom,qmp =3D <&aoss_qmp>; + qcom,smem-states =3D <&ipa_smp2p_out 0>, <&ipa_smp2p_out 1>; qcom,smem-state-names =3D "ipa-clock-enabled-valid", diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qco= m/sm8350.dtsi index 3d32d55818168..9ffb7355850c7 100644 --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi @@ -736,6 +736,8 @@ ipa: ipa@1e40000 { interconnect-names =3D "memory", "config"; =20 + qcom,qmp =3D <&aoss_qmp>; + qcom,smem-states =3D <&ipa_smp2p_out 0>, <&ipa_smp2p_out 1>; qcom,smem-state-names =3D "ipa-clock-enabled-valid", --=20 2.32.0