diff mbox series

[4/7] dt-bindings: usb: add the Renesas USBF controller binding

Message ID 20221107135825.583877-5-herve.codina@bootlin.com
State New
Headers show
Series Add the Renesas USBF controller support | expand

Commit Message

Herve Codina Nov. 7, 2022, 1:58 p.m. UTC
The Renesas USBF controller is an USB2.0 device controller
(UDC) available in Renesas r9a06g032 SoC (RZ/N1 family).

Signed-off-by: Herve Codina <herve.codina@bootlin.com>
---
 .../devicetree/bindings/usb/renesas,usbf.yaml | 64 +++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/usb/renesas,usbf.yaml

Comments

Herve Codina Nov. 10, 2022, 11:46 a.m. UTC | #1
Hi Krzysztof,

On Mon, 7 Nov 2022 19:24:01 +0100
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> wrote:

> On 07/11/2022 14:58, Herve Codina wrote:
> > The Renesas USBF controller is an USB2.0 device controller
> > (UDC) available in Renesas r9a06g032 SoC (RZ/N1 family).
> > 
> > Signed-off-by: Herve Codina <herve.codina@bootlin.com>
> > ---
> >  .../devicetree/bindings/usb/renesas,usbf.yaml | 64 +++++++++++++++++++
> >  1 file changed, 64 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/usb/renesas,usbf.yaml
> > 
> > diff --git a/Documentation/devicetree/bindings/usb/renesas,usbf.yaml b/Documentation/devicetree/bindings/usb/renesas,usbf.yaml
> > new file mode 100644
> > index 000000000000..f2b146d9d37b
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/usb/renesas,usbf.yaml
> > @@ -0,0 +1,64 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/usb/renesas,usbf.yaml#  
> 
> Filename based on compatible, so renesas,rzn1-usbf.yaml.

Will be fixed in the v2 series.

> 
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Renesas USBF (USB Function) controller binding
> > +
> > +description: |
> > +   The Renesas USBF controller is an USB2.0 device
> > +   controller (UDC).
> > +
> > +maintainers:
> > +  - Herve Codina <herve.codina@bootlin.com>
> > +
> > +properties:
> > +  compatible:
> > +    oneOf:  
> 
> You have only one possibility, so oneOf is not needed. Unless you
> already predict it will grow with new incompatible lists?

No new compatible planned right now. So, oneOf will be removed
in the v2 series.

> 
> > +      - items:
> > +          - enum:
> > +              - renesas,r9a06g032-usbf
> > +          - const: renesas,rzn1-usbf
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  clocks:
> > +    items:
> > +      - description: Internal bus clock (AHB) for Function
> > +      - description: Internal bus clock (AHB) for Power Management  
> 
> Blank line

Will be fixed in the v2 series

> 
> > +  clock-names:
> > +    items:
> > +      - const: hclkf
> > +      - const: hclkpm
> > +
> > +  interrupts:
> > +    items:
> > +      - description: The USBF EPC interrupt
> > +      - description: The USBF AHB-EPC interrupt
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - clocks
> > +  - clock-names
> > +  - interrupts
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> > +    #include <dt-bindings/clock/r9a06g032-sysctrl.h>
> > +
> > +    usb@4001e000 {
> > +        compatible = "renesas,r9a06g032-usbf", "renesas,rzn1-usbf";
> > +        reg = <0x4001e000 0x2000>;
> > +        interrupts =  
> 
> No need for line break. It's not helping in readability.

Will be fixed in the v2 series

> 
> 
> > +            <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>,
> > +            <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
> > +        clocks = <&sysctrl R9A06G032_HCLK_USBF>,
> > +                 <&sysctrl R9A06G032_HCLK_USBPM>;
> > +        clock-names = "hclkf", "hclkpm";
> > +    };  
> 
> Best regards,
> Krzysztof
> 

Thanks for the review,
Hervé
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/usb/renesas,usbf.yaml b/Documentation/devicetree/bindings/usb/renesas,usbf.yaml
new file mode 100644
index 000000000000..f2b146d9d37b
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/renesas,usbf.yaml
@@ -0,0 +1,64 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/usb/renesas,usbf.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas USBF (USB Function) controller binding
+
+description: |
+   The Renesas USBF controller is an USB2.0 device
+   controller (UDC).
+
+maintainers:
+  - Herve Codina <herve.codina@bootlin.com>
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - enum:
+              - renesas,r9a06g032-usbf
+          - const: renesas,rzn1-usbf
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Internal bus clock (AHB) for Function
+      - description: Internal bus clock (AHB) for Power Management
+  clock-names:
+    items:
+      - const: hclkf
+      - const: hclkpm
+
+  interrupts:
+    items:
+      - description: The USBF EPC interrupt
+      - description: The USBF AHB-EPC interrupt
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/r9a06g032-sysctrl.h>
+
+    usb@4001e000 {
+        compatible = "renesas,r9a06g032-usbf", "renesas,rzn1-usbf";
+        reg = <0x4001e000 0x2000>;
+        interrupts =
+            <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>,
+            <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&sysctrl R9A06G032_HCLK_USBF>,
+                 <&sysctrl R9A06G032_HCLK_USBPM>;
+        clock-names = "hclkf", "hclkpm";
+    };