diff mbox series

[v2,2/7] Revert "arm64: dts: qcom: sm8450: Add PRNG"

Message ID 20230824-topic-sm8550-rng-v2-2-dfcafbb16a3e@linaro.org
State Superseded
Headers show
Series arm64: qcom: sm8550: enable RNG | expand

Commit Message

Neil Armstrong Aug. 24, 2023, 11:33 a.m. UTC 
This reverts commit 76a6dd7bfcbb ("arm64: dts: qcom: sm8450: Add PRNG"),
since the RNG HW on the SM8450 SoC is in fact a True Random Number Generator,
a more appropriate compatible should be instead as reported at [1].

[1] https://lore.kernel.org/all/20230818161720.3644424-1-quic_omprsing@quicinc.com/

Suggested-by: Om Prakash Singh <quic_omprsing@quicinc.com>
Suggested-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8450.dtsi | 5 -----
 1 file changed, 5 deletions(-)

Comments

Konrad Dybcio Aug. 24, 2023, 11:48 a.m. UTC | #1 
On 24.08.2023 13:33, Neil Armstrong wrote:
> This reverts commit 76a6dd7bfcbb ("arm64: dts: qcom: sm8450: Add PRNG"),
> since the RNG HW on the SM8450 SoC is in fact a True Random Number Generator,
> a more appropriate compatible should be instead as reported at [1].
> 
> [1] https://lore.kernel.org/all/20230818161720.3644424-1-quic_omprsing@quicinc.com/
> 
> Suggested-by: Om Prakash Singh <quic_omprsing@quicinc.com>
> Suggested-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 2a60cf8bd891..6ae64059cea5 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -1738,11 +1738,6 @@  spi14: spi@a98000 {
 			};
 		};
 
-		rng: rng@10c3000 {
-			compatible = "qcom,sm8450-prng-ee", "qcom,prng-ee";
-			reg = <0 0x010c3000 0 0x1000>;
-		};
-
 		pcie0: pci@1c00000 {
 			compatible = "qcom,pcie-sm8450-pcie0";
 			reg = <0 0x01c00000 0 0x3000>,