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[v2,0/3] Add driver nodes for MT8195 SoC

Message ID 20221020111925.30002-1-tinghan.shen@mediatek.com
Headers show
Series Add driver nodes for MT8195 SoC | expand

Message

Tinghan Shen Oct. 20, 2022, 11:19 a.m. UTC 
Add pcie and venc nodes for MT8195 SoC.

This series is based on linux-next/next-20221020.
Depends on https://lore.kernel.org/all/20221001030752.14486-1-irui.wang@mediatek.com/ 

v1 -> v2:
- remove 8195 example from pcie yaml
- update reset-names of pcie yaml
- add resets and reset-names to pcie node 
- rename venc node

---
Jianjun Wang (1):
  dt-bindings: PCI: mediatek-gen3: Add iommu and power-domain support

Tinghan Shen (2):
  arm64: dts: mt8195: Add pcie and pcie phy nodes
  arm64: dts: mt8195: Add venc node

 .../bindings/pci/mediatek-pcie-gen3.yaml      |  16 +-
 arch/arm64/boot/dts/mediatek/mt8195.dtsi      | 174 ++++++++++++++++++
 2 files changed, 187 insertions(+), 3 deletions(-)

Comments

Rob Herring (Arm) Oct. 21, 2022, 2:26 a.m. UTC | #1 
On Thu, Oct 20, 2022 at 07:19:23PM +0800, Tinghan Shen wrote:
> From: Jianjun Wang <jianjun.wang@mediatek.com>
> 
> In order to support mt8195 pcie node, update the yaml to support new
> properties of iommu and power-domain, and update the reset-names
> property to allow only one 'mac' name.
> 
> Signed-off-by: Jianjun Wang <jianjun.wang@mediatek.com>
> Signed-off-by: TingHan Shen <tinghan.shen@mediatek.com>
> ---
>  .../bindings/pci/mediatek-pcie-gen3.yaml         | 16 +++++++++++++---
>  1 file changed, 13 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
> index c00be39af64e..af271018b134 100644
> --- a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
> +++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
> @@ -70,14 +70,21 @@ properties:
>      minItems: 1
>      maxItems: 8
>  
> +  iommu-map:
> +    maxItems: 1
> +
> +  iommu-map-mask:
> +    maxItems: 1

This is not a array. It needs a value. Must be 0 if iommu-map only has 1 
entry? Or you only support 1 downstream device?

> +
>    resets:
>      minItems: 1
>      maxItems: 2
>  
>    reset-names:
> -    minItems: 1
> -    items:
> -      - const: phy
> +    oneOf:
> +      - items:
> +          - const: phy
> +          - const: mac
>        - const: mac
>  
>    clocks:
> @@ -107,6 +114,9 @@ properties:
>      items:
>        - const: pcie-phy
>  
> +  power-domains:
> +    maxItems: 1
> +
>    '#interrupt-cells':
>      const: 1
>  
> -- 
> 2.18.0
> 
>