* [PATCH] arm64: dts: qcom: kaanapali: Add TRNG node
@ 2026-04-23 13:25 Kuldeep Singh
2026-04-24 9:05 ` Konrad Dybcio
0 siblings, 1 reply; 2+ messages in thread
From: Kuldeep Singh @ 2026-04-23 13:25 UTC (permalink / raw)
To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley
Cc: linux-arm-msm, devicetree, linux-kernel, Kuldeep Singh
Add the kaanpali nodes for the True Random Number Generator (TRNG).
Signed-off-by: Kuldeep Singh <kuldeep.singh@oss.qualcomm.com>
---
Tested-on: kaanapali-mtp
Testing:
- Boot the board and verify qcom_rng driver probe success.
- Validated rngtest utils
Steps followed:
- cat /sys/class/misc/hw_random/rng_available
- echo qcom_hwrng > /sys/class/misc/hw_random/rng_current
- cat /sys/class/misc/hw_random/rng_current
- cat /dev/random | rngtest -c 1000
---
arch/arm64/boot/dts/qcom/kaanapali.dtsi | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/kaanapali.dtsi b/arch/arm64/boot/dts/qcom/kaanapali.dtsi
index 7cc326aa1a1a..9dafd5518c0f 100644
--- a/arch/arm64/boot/dts/qcom/kaanapali.dtsi
+++ b/arch/arm64/boot/dts/qcom/kaanapali.dtsi
@@ -1513,6 +1513,11 @@ &clk_virt SLAVE_QUP_CORE_1 QCOM_ICC_TAG_ALWAYS>,
};
};
+ rng: rng@10c3000 {
+ compatible = "qcom,kaanapali-trng", "qcom,trng";
+ reg = <0x0 0x010c3000 0x0 0x1000>;
+ };
+
ipcc: mailbox@1106000 {
compatible = "qcom,kaanapali-ipcc", "qcom,ipcc";
reg = <0x0 0x01106000 0x0 0x1000>;
---
base-commit: 70c8a7ec6715b5fb14e501731b5b9210a16684f7
change-id: 20260423-knp_rng-e5d3f0d0b481
Best regards,
--
Kuldeep Singh <kuldeep.singh@oss.qualcomm.com>
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2026-04-23 13:25 [PATCH] arm64: dts: qcom: kaanapali: Add TRNG node Kuldeep Singh
2026-04-24 9:05 ` Konrad Dybcio
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