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arm64: dts: qcom: sc8280xp: add rng device tree node

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Add the necessary device tree node for qcom,prng-ee so we can use the
hardware random number generator. This functionality was tested on a
SA8540p automotive development board using kcapi-rng from libkcapi.

Signed-off-by: Brian Masney <bmasney@redhat.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230103182229.37169-11-bmasney@redhat.com
This commit is contained in:
Brian Masney 2023-01-03 13:22:29 -05:00 committed by Bjorn Andersson
parent 1db9c1d127
commit fa5573edd0
1 changed files with 7 additions and 0 deletions
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arch/arm64/boot/dts/qcom/sc8280xp.dtsi
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@ -1639,6 +1639,13 @@
};
};
rng: rng@10d3000 {
compatible = "qcom,prng-ee";
reg = <0 0x010d3000 0 0x1000>;
clocks = <&rpmhcc RPMH_HWKM_CLK>;
clock-names = "core";
};
pcie4: pcie@1c00000 {
device_type = "pci";
compatible = "qcom,pcie-sc8280xp";