[1/3] dt-bindings: rng: Add StarFive TRNG module

Message ID 20221221090819.1259443-2-jiajie.ho@starfivetech.com
State New
Headers
Series hwrng: starfive - Add driver for TRNG module |

Commit Message

JiaJie Ho Dec. 21, 2022, 9:08 a.m. UTC
  Add documentation to describe Starfive true random number generator
module.

Co-developed-by: Jenny Zhang <jenny.zhang@starfivetech.com>
Signed-off-by: Jenny Zhang <jenny.zhang@starfivetech.com>
Signed-off-by: Jia Jie Ho <jiajie.ho@starfivetech.com>
---
 .../bindings/rng/starfive,jh7110-trng.yaml    | 55 +++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
  

Comments

Krzysztof Kozlowski Dec. 21, 2022, 9:47 a.m. UTC | #1
On 21/12/2022 10:08, Jia Jie Ho wrote:
> Add documentation to describe Starfive true random number generator
> module.
> 
> Co-developed-by: Jenny Zhang <jenny.zhang@starfivetech.com>
> Signed-off-by: Jenny Zhang <jenny.zhang@starfivetech.com>
> Signed-off-by: Jia Jie Ho <jiajie.ho@starfivetech.com>
> ---
>  .../bindings/rng/starfive,jh7110-trng.yaml    | 55 +++++++++++++++++++
>  1 file changed, 55 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
> 


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Best regards,
Krzysztof
  
JiaJie Ho Dec. 22, 2022, 8:12 a.m. UTC | #2
> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> Sent: Wednesday, December 21, 2022 5:48 PM
> To: JiaJie Ho <jiajie.ho@starfivetech.com>; Olivia Mackall
> <olivia@selenic.com>; Herbert Xu <herbert@gondor.apana.org.au>; Rob
> Herring <robh+dt@kernel.org>; Krzysztof Kozlowski
> <krzysztof.kozlowski+dt@linaro.org>
> Cc: Emil Renner Berthing <kernel@esmil.dk>; Conor Dooley
> <conor.dooley@microchip.com>; linux-crypto@vger.kernel.org;
> devicetree@vger.kernel.org; linux-kernel@vger.kernel.org; linux-
> riscv@lists.infradead.org
> Subject: Re: [PATCH 1/3] dt-bindings: rng: Add StarFive TRNG module
> 
> On 21/12/2022 10:08, Jia Jie Ho wrote:
> > Add documentation to describe Starfive true random number generator
> > module.
> >
> > Co-developed-by: Jenny Zhang <jenny.zhang@starfivetech.com>
> > Signed-off-by: Jenny Zhang <jenny.zhang@starfivetech.com>
> > Signed-off-by: Jia Jie Ho <jiajie.ho@starfivetech.com>
> > ---
> >  .../bindings/rng/starfive,jh7110-trng.yaml    | 55 +++++++++++++++++++
> >  1 file changed, 55 insertions(+)
> >  create mode 100644
> > Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
> >
> 
> 
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> 
Hi Krzysztof,

Thank you for spending time reviewing this patch.

Best regards,
Jia Jie
  

Patch

diff --git a/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml b/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
new file mode 100644
index 000000000000..2b76ce25acc4
--- /dev/null
+++ b/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
@@ -0,0 +1,55 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rng/starfive,jh7110-trng.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive SoC TRNG Module
+
+maintainers:
+  - Jia Jie Ho <jiajie.ho@starfivetech.com>
+
+properties:
+  compatible:
+    const: starfive,jh7110-trng
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Hardware reference clock
+      - description: AHB reference clock
+
+  clock-names:
+    items:
+      - const: hclk
+      - const: ahb
+
+  resets:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - resets
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    rng: rng@1600C000 {
+        compatible = "starfive,jh7110-trng";
+        reg = <0x1600C000 0x4000>;
+        clocks = <&clk 15>, <&clk 16>;
+        clock-names = "hclk", "ahb";
+        resets = <&reset 3>;
+        interrupts = <30>;
+    };
+...