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    Subject[PATCH 5.13 296/351] arm64: dts: renesas: Add missing opp-suspend properties
    Date
    From: Geert Uytterhoeven <geert+renesas@glider.be>

    [ Upstream commit 44b615ac9fab16d1552cd8360454077d411e3c35 ]

    Tag the highest "Power Optimized" (1.5 GHz) Cortex-A57 operating point
    table entries for the RZ/G2M, R-Car M3-W and M3-W+ SoCs with the
    "opp-suspend" property. This makes sure the system will enter suspend
    in the same performance state as it will be resumed by the firmware
    later, avoiding state inconsistencies after resume.

    Based on a patch for R-Car M3-W in the BSP by Takeshi Kihara
    <takeshi.kihara.df@renesas.com>.

    Fixes: 800037e815b91d8c ("arm64: dts: renesas: r8a774a1: Add operating points")
    Fixes: da7e3113344fda50 ("arm64: dts: renesas: r8a7796: Add OPPs table for cpu devices")
    Fixes: f51746ad7d1ff6b4 ("arm64: dts: renesas: Add Renesas R8A77961 SoC support")
    Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
    Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
    Link: https://lore.kernel.org/r/45a061c3b0463aac7d10664f47c4afdd999da50d.1619699721.git.geert+renesas@glider.be
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    arch/arm64/boot/dts/renesas/r8a774a1.dtsi | 1 +
    arch/arm64/boot/dts/renesas/r8a77960.dtsi | 1 +
    arch/arm64/boot/dts/renesas/r8a77961.dtsi | 1 +
    3 files changed, 3 insertions(+)

    diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
    index 46f8dbf68904..95d9262d4f8a 100644
    --- a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
    +++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi
    @@ -76,6 +76,7 @@
    opp-hz = /bits/ 64 <1500000000>;
    opp-microvolt = <820000>;
    clock-latency-ns = <300000>;
    + opp-suspend;
    };
    };

    diff --git a/arch/arm64/boot/dts/renesas/r8a77960.dtsi b/arch/arm64/boot/dts/renesas/r8a77960.dtsi
    index 12476e354d74..cc09c5c652fa 100644
    --- a/arch/arm64/boot/dts/renesas/r8a77960.dtsi
    +++ b/arch/arm64/boot/dts/renesas/r8a77960.dtsi
    @@ -75,6 +75,7 @@
    opp-hz = /bits/ 64 <1500000000>;
    opp-microvolt = <820000>;
    clock-latency-ns = <300000>;
    + opp-suspend;
    };
    opp-1600000000 {
    opp-hz = /bits/ 64 <1600000000>;
    diff --git a/arch/arm64/boot/dts/renesas/r8a77961.dtsi b/arch/arm64/boot/dts/renesas/r8a77961.dtsi
    index d9804768425a..7d1333b9b92b 100644
    --- a/arch/arm64/boot/dts/renesas/r8a77961.dtsi
    +++ b/arch/arm64/boot/dts/renesas/r8a77961.dtsi
    @@ -64,6 +64,7 @@
    opp-hz = /bits/ 64 <1500000000>;
    opp-microvolt = <820000>;
    clock-latency-ns = <300000>;
    + opp-suspend;
    };
    opp-1600000000 {
    opp-hz = /bits/ 64 <1600000000>;
    --
    2.30.2


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