[PATCH 0/2] Enable TRNG for QCS615 Platform

[PATCH 0/2] Enable TRNG for QCS615 Platform

[Abhinaba Rakshit]

Add device-tree nodes to enable TRNG for QCS615

This patch series depends on the below patch series:
https://lore.kernel.org/all/20241104-add_initial_support_for_qcs615-v5-0-9dde8d7b80b0@quicinc.com/ - Reviewed

Signed-off-by: Abhinaba Rakshit <quic_arakshit@quicinc.com>
---
Abhinaba Rakshit (2):
      dt-bindings: crypto: qcom,prng: document QCS615
      arm64: dts: qcom: qcs615: add TRNG node

 Documentation/devicetree/bindings/crypto/qcom,prng.yaml | 1 +
 arch/arm64/boot/dts/qcom/qcs615.dtsi                    | 5 +++++
 2 files changed, 6 insertions(+)
---
base-commit: 50a0c754714aa3ea0b0e62f3765eb666a1579f24
change-id: 20250223-enable-trng-for-qcs615-706ccc131ba7

Best regards,
-- 
Abhinaba Rakshit <quic_arakshit@quicinc.com>

[PATCH 1/2] dt-bindings: crypto: qcom,prng: document QCS615

[Abhinaba Rakshit]

Document QCS615 compatible for True Random Number Generator.

Signed-off-by: Abhinaba Rakshit <quic_arakshit@quicinc.com>
---
 Documentation/devicetree/bindings/crypto/qcom,prng.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/crypto/qcom,prng.yaml b/Documentation/devicetree/bindings/crypto/qcom,prng.yaml
index 5e6f8b6425454d6440a8653567235380d934cc2c..fa22bd42b25009b557cb2b195ca45c0dec73b8b5 100644
--- a/Documentation/devicetree/bindings/crypto/qcom,prng.yaml
+++ b/Documentation/devicetree/bindings/crypto/qcom,prng.yaml
@@ -17,6 +17,7 @@ properties:
           - qcom,prng-ee  # 8996 and later using EE
       - items:
           - enum:
+              - qcom,qcs615-trng
               - qcom,ipq5332-trng
               - qcom,ipq5424-trng
               - qcom,ipq9574-trng

-- 
2.34.1

[PATCH 2/2] arm64: dts: qcom: qcs615: add TRNG node

[Abhinaba Rakshit]

The qcs615 SoC has a True Random Number Generator, add the node
with the correct compatible set.

Signed-off-by: Abhinaba Rakshit <quic_arakshit@quicinc.com>
---
 arch/arm64/boot/dts/qcom/qcs615.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
index f4abfad474ea62dea13d05eb874530947e1e8d3e..ab0bf68fdd8c2e223c242f70e779a3d9374292ea 100644
--- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
@@ -973,6 +973,11 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
 			};
 		};
 
+		rng@793000 {
+			compatible = "qcom,qcs615-trng", "qcom,trng";
+			reg = <0x0 0x00793000 0x0 0x1000>;
+		};
+
 		config_noc: interconnect@1500000 {
 			reg = <0x0 0x01500000 0x0 0x5080>;
 			compatible = "qcom,qcs615-config-noc";

-- 
2.34.1

Re: [PATCH 1/2] dt-bindings: crypto: qcom,prng: document QCS615

[Rob Herring]

On Mon, Feb 24, 2025 at 03:20:08PM +0530, Abhinaba Rakshit wrote:
> Document QCS615 compatible for True Random Number Generator.
> 
> Signed-off-by: Abhinaba Rakshit <quic_arakshit@quicinc.com>
> ---
>  Documentation/devicetree/bindings/crypto/qcom,prng.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/crypto/qcom,prng.yaml b/Documentation/devicetree/bindings/crypto/qcom,prng.yaml
> index 5e6f8b6425454d6440a8653567235380d934cc2c..fa22bd42b25009b557cb2b195ca45c0dec73b8b5 100644
> --- a/Documentation/devicetree/bindings/crypto/qcom,prng.yaml
> +++ b/Documentation/devicetree/bindings/crypto/qcom,prng.yaml
> @@ -17,6 +17,7 @@ properties:
>            - qcom,prng-ee  # 8996 and later using EE
>        - items:
>            - enum:
> +              - qcom,qcs615-trng

Keep alphabetical order please.

>                - qcom,ipq5332-trng
>                - qcom,ipq5424-trng
>                - qcom,ipq9574-trng
> 
> -- 
> 2.34.1
> 

Re: [PATCH 2/2] arm64: dts: qcom: qcs615: add TRNG node

[Konrad Dybcio]

On 24.02.2025 10:50 AM, Abhinaba Rakshit wrote:
> The qcs615 SoC has a True Random Number Generator, add the node
> with the correct compatible set.
> 
> Signed-off-by: Abhinaba Rakshit <quic_arakshit@quicinc.com>
> ---
>  arch/arm64/boot/dts/qcom/qcs615.dtsi | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
> index f4abfad474ea62dea13d05eb874530947e1e8d3e..ab0bf68fdd8c2e223c242f70e779a3d9374292ea 100644
> --- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
> @@ -973,6 +973,11 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
>  			};
>  		};
>  
> +		rng@793000 {
> +			compatible = "qcom,qcs615-trng", "qcom,trng";
> +			reg = <0x0 0x00793000 0x0 0x1000>;
> +		};

Please move it so that the nodes are sorted address-wise

Konrad