rdma fifo size may be different even in same SOC, add this
property to the corresponding rdma
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
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