Messages in this thread | | | From | Chun-Kuang Hu <> | Date | Sun, 9 Aug 2020 08:56:01 +0800 | Subject | Re: [RESEND v7, PATCH 1/7] dt-bindings: mediatek: add rdma_fifo_size description for mt8183 display |
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Hi, Yongqiang:
Yongqiang Niu <yongqiang.niu@mediatek.com> 於 2020年8月8日 週六 上午11:04寫道: > > rdma fifo size may be different even in same SOC, add this > property to the corresponding rdma > > Change-Id: I67635ec7f3f59cf4cbc7737285e5e28ff0ab71c9
Remove change-id.
> Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com> > --- > .../devicetree/bindings/display/mediatek/mediatek,disp.txt | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt > index b91e709..e6bbe32 100644 > --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt > +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt > @@ -66,6 +66,11 @@ 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. > + > Examples: > > mmsys: clock-controller@14000000 { > @@ -207,3 +212,12 @@ od@14023000 { > power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; > clocks = <&mmsys CLK_MM_DISP_OD>; > }; > + > +rdma1: rdma@1400c000 { > + compatible = "mediatek,mt8183-disp-rdma"; > + reg = <0 0x1400c000 0 0x1000>; > + interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>; > + power-domains = <&scpsys MT8183_POWER_DOMAIN_DISP>; > + clocks = <&mmsys CLK_MM_DISP_RDMA1>; > + mediatek,rdma_fifo_size = <2048>; > +};
I would like you to show rdma0 as well so that could prove two rdma have different fifo size in the same SoC.
Regards, Chun-Kuang.
> -- > 1.8.1.1.dirty > _______________________________________________ > Linux-mediatek mailing list > Linux-mediatek@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-mediatek
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