From: Rohit Agarwal Date: Wed, 1 Jun 2022 10:45:02 +0000 (+0530) Subject: ARM: dts: qcom: sdx65: Add CPUFreq support X-Git-Tag: v6.6.17~6969^2~15^2~39 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b427679adcddf9d56b28175d435fc7ec4d4c99ef;p=platform%2Fkernel%2Flinux-rpi.git ARM: dts: qcom: sdx65: Add CPUFreq support Add CPUFreq support to SDX65 platform using the cpufreq-dt driver. There is no dedicated hardware block available on this platform to carry on the CPUFreq duties. Hence, it is accomplished using the CPU clock and regulators tied together by the operating points table. Signed-off-by: Rohit Agarwal Signed-off-by: Bjorn Andersson Link: https://lore.kernel.org/r/1654080312-5408-2-git-send-email-quic_rohiagar@quicinc.com --- diff --git a/arch/arm/boot/dts/qcom-sdx65.dtsi b/arch/arm/boot/dts/qcom-sdx65.dtsi index 7fd75c4..aea361d 100644 --- a/arch/arm/boot/dts/qcom-sdx65.dtsi +++ b/arch/arm/boot/dts/qcom-sdx65.dtsi @@ -54,6 +54,35 @@ compatible = "arm,cortex-a7"; reg = <0x0>; enable-method = "psci"; + clocks = <&apcs>; + power-domains = <&rpmhpd SDX65_CX_AO>; + power-domain-names = "rpmhpd"; + operating-points-v2 = <&cpu_opp_table>; + }; + }; + + cpu_opp_table: cpu-opp-table { + compatible = "operating-points-v2"; + opp-shared; + + opp-345600000 { + opp-hz = /bits/ 64 <345600000>; + required-opps = <&rpmhpd_opp_low_svs>; + }; + + opp-576000000 { + opp-hz = /bits/ 64 <576000000>; + required-opps = <&rpmhpd_opp_svs>; + }; + + opp-1094400000 { + opp-hz = /bits/ 64 <1094400000>; + required-opps = <&rpmhpd_opp_nom>; + }; + + opp-1497600000 { + opp-hz = /bits/ 64 <1497600000>; + required-opps = <&rpmhpd_opp_turbo>; }; };