lkml.org 
[lkml]   [2020]   [Mar]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 3/5] dt-bindings: Document Loongson PCI Host Controller
From
Date
On 03/30/2020 02:42 PM, Jiaxun Yang wrote:

> PCI host controller found on Loongson PCHs and SoCs.
>
> Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
> ---
> .../devicetree/bindings/pci/loongson.yaml | 52 +++++++++++++++++++
> 1 file changed, 52 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/pci/loongson.yaml
>
> diff --git a/Documentation/devicetree/bindings/pci/loongson.yaml b/Documentation/devicetree/bindings/pci/loongson.yaml
> new file mode 100644
> index 000000000000..623847980189
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/loongson.yaml
> @@ -0,0 +1,52 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pci/loongson.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Loongson PCI Host Controller
> +
> +maintainers:
> + - Jiaxun Yang <jiaxun.yang@flygoat.com>
> +
> +description: |+
> + PCI host controller found on Loongson PCHs and SoCs.
> +
> +allOf:
> + - $ref: /schemas/pci/pci-bus.yaml#
> +
> +properties:
> + compatible:
> + oneOf:
> + - const: loongson,rs780e-pci
> + - const: loongson,ls7a-pci
> + - const: loongson,ls2k-pci
> +
> + reg:
> + minItems: 1
> + maxItems: 2
> + items:
> + - description: CFG0 standard config space register
> + - description: CFG1 extend config space register

Extended?

> +
> + ranges:
> + maxItems: 3
> +
> +
> +required:
> + - compatible
> + - reg
> + - ranges
> +
> +examples:
> + - |
> + pci@1a000000 {
> + compatible = "loongson,rs780e-pci";
> + device_type = "pci";
> + #address-cells = <3>;
> + #size-cells = <2>;
> +
> + reg = <0x1a000000 0x2000000>;
> + ranges = <0x02000000 0 0x40000000 0x40000000 0 0x40000000>;
> + };
> +...

MBR, Sergei

\
 
 \ /
  Last update: 2020-03-30 17:41    [W:0.162 / U:28.316 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site