From 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Tue, 15 Dec 2015 14:52:16 -0300 Subject: Linux-libre 4.3.2-gnu --- Documentation/devicetree/bindings/serial/atmel-usart.txt | 3 +++ 1 file changed, 3 insertions(+) (limited to 'Documentation/devicetree/bindings/serial/atmel-usart.txt') diff --git a/Documentation/devicetree/bindings/serial/atmel-usart.txt b/Documentation/devicetree/bindings/serial/atmel-usart.txt index 90787aa2e..e6e6142e3 100644 --- a/Documentation/devicetree/bindings/serial/atmel-usart.txt +++ b/Documentation/devicetree/bindings/serial/atmel-usart.txt @@ -22,6 +22,8 @@ Optional properties: memory peripheral interface and USART DMA channel ID, FIFO configuration. Refer to dma.txt and atmel-dma.txt for details. - dma-names: "rx" for RX channel, "tx" for TX channel. +- atmel,fifo-size: maximum number of data the RX and TX FIFOs can store for FIFO + capable USARTs. compatible description: - at91rm9200: legacy USART support @@ -57,4 +59,5 @@ Example: dmas = <&dma0 2 0x3>, <&dma0 2 0x204>; dma-names = "tx", "rx"; + atmel,fifo-size = <32>; }; -- cgit v1.2.3-54-g00ecf