diff mbox series

[RESEND,v7,12/37] dt-bindings: pci: pci-sh7751: Add SH7751 PCI

Message ID 5ab3c5952b49d7998734855e2ec1ee980795a724.1712207606.git.ysato@users.sourceforge.jp (mailing list archive)
State Under Review
Delegated to: Geert Uytterhoeven
Headers show
Series [RESEND,v7,01/37] sh: passing FDT address to kernel startup. | expand

Commit Message

Yoshinori Sato April 4, 2024, 5:14 a.m. UTC 
Renesas SH7751 PCI Controller json-schema.

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
---
 .../bindings/pci/renesas,sh7751-pci.yaml      | 89 +++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pci/renesas,sh7751-pci.yaml

Comments

Rob Herring (Arm) April 10, 2024, 12:16 p.m. UTC | #1 
On Thu, Apr 04, 2024 at 02:14:23PM +0900, Yoshinori Sato wrote:
> Renesas SH7751 PCI Controller json-schema.
> 
> Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
> ---
>  .../bindings/pci/renesas,sh7751-pci.yaml      | 89 +++++++++++++++++++
>  1 file changed, 89 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/pci/renesas,sh7751-pci.yaml
> 
> diff --git a/Documentation/devicetree/bindings/pci/renesas,sh7751-pci.yaml b/Documentation/devicetree/bindings/pci/renesas,sh7751-pci.yaml
> new file mode 100644
> index 000000000000..115c2bb67339
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/renesas,sh7751-pci.yaml
> @@ -0,0 +1,89 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pci/renesas,sh7751-pci.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas SH7751 PCI Host controller
> +
> +maintainers:
> +  - Yoshinori Sato <ysato@users.sourceforge.jp>
> +
> +allOf:
> +  - $ref: /schemas/pci/pci-bus.yaml#
> +
> +properties:
> +  compatible:
> +    const: renesas,sh7751-pci
> +
> +  reg:
> +    minItems: 2
> +    maxItems: 2
> +
> +  reg-names:
> +    items:
> +      - const: PCI Controller
> +      - const: Bus State Controller
> +

> +  "#interrupt-cells":
> +    const: 1
> +
> +  "#address-cells":
> +    const: 3
> +
> +  "#size-cells":
> +    const: 2
> +
> +  ranges: true
> +
> +  dma-ranges: true

All 5 of these are defined in pci-bus-common.yaml, so you can drop them.

> +
> +  interrupt-controller: true
> +
> +  renesas,bus-arbit-round-robin:
> +    $ref: /schemas/types.yaml#/definitions/flag
> +    description: |

Don't need '|'.

> +      Set DMA bus arbitration to round robin.
> +
> +required:
> +  - compatible
> +  - reg
> +  - "#interrupt-cells"

> +  - "#address-cells"
> +  - "#size-cells"
> +  - ranges

These 3 are already required, so drop.

> +  - interrupt-map
> +  - interrupt-map-mask
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    pci@fe200000 {
> +            compatible = "renesas,sh7751-pci";
> +            #address-cells = <3>;
> +            #size-cells = <2>;
> +            #interrupt-cells = <1>;
> +            interrupt-controller;
> +            device_type = "pci";
> +            bus-range = <0 0>;
> +            ranges = <0x02000000 0 0xfd000000 0xfd000000 0 0x01000000>,
> +                     <0x01000000 0 0x00000000 0xfe240000 0 0x00040000>;
> +            dma-ranges = <0x02000000 0 0xc000000 0x0c000000 0 0x04000000>;
> +            reg = <0xfe200000 0x0400>,
> +                  <0xff800000 0x0100>;
> +            interrupt-map = <0x0000 0 0 1 &julianintc 5 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x0000 0 0 2 &julianintc 6 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x0000 0 0 3 &julianintc 7 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x0000 0 0 4 &julianintc 8 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x0800 0 0 1 &julianintc 6 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x0800 0 0 2 &julianintc 7 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x0800 0 0 3 &julianintc 8 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x0800 0 0 4 &julianintc 5 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x1000 0 0 1 &julianintc 7 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x1000 0 0 2 &julianintc 8 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x1000 0 0 3 &julianintc 5 IRQ_TYPE_LEVEL_LOW>,
> +                            <0x1000 0 0 4 &julianintc 6 IRQ_TYPE_LEVEL_LOW>;
> +            interrupt-map-mask = <0x1800 0 0 7>;
> +    };
> -- 
> 2.39.2
>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/pci/renesas,sh7751-pci.yaml b/Documentation/devicetree/bindings/pci/renesas,sh7751-pci.yaml
new file mode 100644
index 000000000000..115c2bb67339
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/renesas,sh7751-pci.yaml
@@ -0,0 +1,89 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pci/renesas,sh7751-pci.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas SH7751 PCI Host controller
+
+maintainers:
+  - Yoshinori Sato <ysato@users.sourceforge.jp>
+
+allOf:
+  - $ref: /schemas/pci/pci-bus.yaml#
+
+properties:
+  compatible:
+    const: renesas,sh7751-pci
+
+  reg:
+    minItems: 2
+    maxItems: 2
+
+  reg-names:
+    items:
+      - const: PCI Controller
+      - const: Bus State Controller
+
+  "#interrupt-cells":
+    const: 1
+
+  "#address-cells":
+    const: 3
+
+  "#size-cells":
+    const: 2
+
+  ranges: true
+
+  dma-ranges: true
+
+  interrupt-controller: true
+
+  renesas,bus-arbit-round-robin:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description: |
+      Set DMA bus arbitration to round robin.
+
+required:
+  - compatible
+  - reg
+  - "#interrupt-cells"
+  - "#address-cells"
+  - "#size-cells"
+  - ranges
+  - interrupt-map
+  - interrupt-map-mask
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    pci@fe200000 {
+            compatible = "renesas,sh7751-pci";
+            #address-cells = <3>;
+            #size-cells = <2>;
+            #interrupt-cells = <1>;
+            interrupt-controller;
+            device_type = "pci";
+            bus-range = <0 0>;
+            ranges = <0x02000000 0 0xfd000000 0xfd000000 0 0x01000000>,
+                     <0x01000000 0 0x00000000 0xfe240000 0 0x00040000>;
+            dma-ranges = <0x02000000 0 0xc000000 0x0c000000 0 0x04000000>;
+            reg = <0xfe200000 0x0400>,
+                  <0xff800000 0x0100>;
+            interrupt-map = <0x0000 0 0 1 &julianintc 5 IRQ_TYPE_LEVEL_LOW>,
+                            <0x0000 0 0 2 &julianintc 6 IRQ_TYPE_LEVEL_LOW>,
+                            <0x0000 0 0 3 &julianintc 7 IRQ_TYPE_LEVEL_LOW>,
+                            <0x0000 0 0 4 &julianintc 8 IRQ_TYPE_LEVEL_LOW>,
+                            <0x0800 0 0 1 &julianintc 6 IRQ_TYPE_LEVEL_LOW>,
+                            <0x0800 0 0 2 &julianintc 7 IRQ_TYPE_LEVEL_LOW>,
+                            <0x0800 0 0 3 &julianintc 8 IRQ_TYPE_LEVEL_LOW>,
+                            <0x0800 0 0 4 &julianintc 5 IRQ_TYPE_LEVEL_LOW>,
+                            <0x1000 0 0 1 &julianintc 7 IRQ_TYPE_LEVEL_LOW>,
+                            <0x1000 0 0 2 &julianintc 8 IRQ_TYPE_LEVEL_LOW>,
+                            <0x1000 0 0 3 &julianintc 5 IRQ_TYPE_LEVEL_LOW>,
+                            <0x1000 0 0 4 &julianintc 6 IRQ_TYPE_LEVEL_LOW>;
+            interrupt-map-mask = <0x1800 0 0 7>;
+    };