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| /openbmc/linux/arch/arm64/boot/dts/qcom/ |
| H A D | sm8150.dtsi | 2b6187ab Wed Jul 14 13:26:10 CDT 2021 Thara Gopinath <thara.gopinath@linaro.org> arm64: dts: qcom: sm8150: Add CPU opp tables
Add OPP tables to scale DDR and L3 with CPUs for SM8150 SoCs.
This gives a significant performance boost for cpu-ddr loads.
Below is the results for mbw benchmark with and without the opp tables.
/mbw 1500
Without l3/ddr scaling With l3 ddr/scaling
MEMCPY(MiB/s) 3574 10448
DUMB(MiB/s) 3500 11721
MCBLOCK(MiB/s) 8976 23595
Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
Link: https://lore.kernel.org/r/20210714182610.92972-1-thara.gopinath@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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