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| author |   Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2021-04-08 22:34:45 +0530 |
|---|---|---|
| committer |   Bjorn Andersson <bjorn.andersson@linaro.org> | 2021-04-13 21:06:16 -0500 |
| commit | 0ec7bde7b590f8efa5823df3b52b32dd373060ff (patch) | |
| tree | 57d9deefe7a79b19e0a9469648e5863ea05ff716 | |
| parent | ARM: dts: qcom: sdx55: Add support for APCS block (diff) | |
| download | wireguard-linux-0ec7bde7b590f8efa5823df3b52b32dd373060ff.tar.xz wireguard-linux-0ec7bde7b590f8efa5823df3b52b32dd373060ff.zip | |
ARM: dts: qcom: sdx55: Add CPUFreq support
Add CPUFreq support to SDX55 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: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20210408170457.91409-4-manivannan.sadhasivam@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to '')
| -rw-r--r-- | arch/arm/boot/dts/qcom-sdx55.dtsi | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/qcom-sdx55.dtsi b/arch/arm/boot/dts/qcom-sdx55.dtsi index 8112a5283ce2..20cb2c903a91 100644 --- a/arch/arm/boot/dts/qcom-sdx55.dtsi +++ b/arch/arm/boot/dts/qcom-sdx55.dtsi @@ -53,6 +53,35 @@ compatible = "arm,cortex-a7"; reg = <0x0>; enable-method = "psci"; + clocks = <&apcs>; + power-domains = <&rpmhpd SDX55_CX>; + 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-1555200000 { + opp-hz = /bits/ 64 <1555200000>; + required-opps = <&rpmhpd_opp_turbo>; }; }; |