Re: [PATCH v9, 01/11] dt-bindings: mediatek: add rdma-fifo-size description for mt8183 display

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi, Yongqiang:

Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx> 於 2021年1月7日 週四 上午11:11寫道:
>
> rdma fifo size may be different even in same SOC, add this
> property to the corresponding rdma

Reviewed-by: Chun-Kuang Hu <chunkuang.hu@xxxxxxxxxx>

>
> Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
> ---
>  .../devicetree/bindings/display/mediatek/mediatek,disp.txt       | 9 +++++++++
>  1 file changed, 9 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> index 33977e1..b07881e 100644
> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> @@ -66,6 +66,14 @@ Required properties (DMA function blocks):
>    argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
>    for details.
>
> +Optional properties (RDMA function blocks):
> +- mediatek,rdma-fifo-size: rdma fifo size may be different even in same SOC, add this
> +  property to the corresponding rdma
> +  the value is the Max value which defined in hardware data sheet.
> +  mediatek,rdma-fifo-size of mt8173-rdma0 is 8K
> +  mediatek,rdma-fifo-size of mt8183-rdma0 is 5K
> +  mediatek,rdma-fifo-size of mt8183-rdma1 is 2K
> +
>  Examples:
>
>  mmsys: clock-controller@14000000 {
> @@ -103,6 +111,7 @@ rdma0: rdma@1400e000 {
>         clocks = <&mmsys CLK_MM_DISP_RDMA0>;
>         iommus = <&iommu M4U_PORT_DISP_RDMA0>;
>         mediatek,larb = <&larb0>;
> +       mediatek,rdma-fifosize = <8192>;
>  };
>
>  rdma1: rdma@1400f000 {
> --
> 1.8.1.1.dirty
> _______________________________________________
> Linux-mediatek mailing list
> Linux-mediatek@xxxxxxxxxxxxxxxxxxx
> http://lists.infradead.org/mailman/listinfo/linux-mediatek




[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux