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-rw-r--r--Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml b/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml
index b9c2287c5d1e..2becdfab4f15 100644
--- a/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml
@@ -67,6 +67,14 @@ properties:
- const: baudclk
- const: apb_pclk
+ dmas:
+ minItems: 2
+
+ dma-names:
+ items:
+ - const: rx
+ - const: tx
+
snps,uart-16550-compatible:
description: reflects the value of UART_16550_COMPATIBLE configuration
parameter. Define this if your UART does not implement the busy functionality.