linux-kernel - [PATCH v2 3/3] arm64: dts: qcom: sc7280: Add cx power domain support

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Message-ID: <1635152851-23660-4-git-send-email-quic_c_sanm@quicinc.com>
Date:   Mon, 25 Oct 2021 14:37:31 +0530
From:   Sandeep Maheswaram <quic_c_sanm@...cinc.com>
To:     Rob Herring <robh+dt@...nel.org>, Andy Gross <agross@...nel.org>,
        "Bjorn Andersson" <bjorn.andersson@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Felipe Balbi <balbi@...nel.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Doug Anderson <dianders@...omium.org>,
        "Matthias Kaehlcke" <mka@...omium.org>
CC:     <devicetree@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <quic_pkondeti@...cinc.com>, <quic_ppratap@...cinc.com>,
        Sandeep Maheswaram <quic_c_sanm@...cinc.com>
Subject: [PATCH v2 3/3] arm64: dts: qcom: sc7280: Add cx power domain support

Add multi pd support to set performance state for cx domain
to maintain minimum corner voltage for USB clocks.

Signed-off-by: Sandeep Maheswaram <quic_c_sanm@...cinc.com>
---
v2:
Changed rpmhd_opp_svs to rmphd_opp_nom for cx domain.

 arch/arm64/boot/dts/qcom/sc7280.dtsi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index d74a4c8..9e3b6ad 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -2538,7 +2538,8 @@
 			interrupt-names = "hs_phy_irq", "dp_hs_phy_irq",
 					  "dm_hs_phy_irq", "ss_phy_irq";
 
-			power-domains = <&gcc GCC_USB30_PRIM_GDSC>;
+			power-domains = <&rpmhpd SC7280_CX>, <&gcc GCC_USB30_PRIM_GDSC>;
+			required-opps = <&rpmhpd_opp_svs>, <>;
 
 			resets = <&gcc GCC_USB30_PRIM_BCR>;
 
-- 
2.7.4