Merge tag 'tty-4.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

[uclinux-h8/linux.git] / Documentation / devicetree / bindings / serial / renesas,sci-serial.txt

diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
index 7534d46..e84b13a 100644 (file)
--- a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
+++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
@@ -45,6 +45,11 @@ Required properties:
 Note: Each enabled SCIx UART should have an alias correctly numbered in the
 "aliases" node.
 
+Optional properties:
+  - dmas: Must contain a list of two references to DMA specifiers, one for
+         transmission, and one for reception.
+  - dma-names: Must contain a list of two DMA names, "tx" and "rx".
+
 Example:
        aliases {
                serial0 = &scifa0;
@@ -57,4 +62,6 @@ Example:
                interrupts = <0 144 IRQ_TYPE_LEVEL_HIGH>;
                clocks = <&mstp2_clks R8A7790_CLK_SCIFA0>;
                clock-names = "sci_ick";
+               dmas = <&dmac0 0x21>, <&dmac0 0x22>;
+               dma-names = "tx", "rx";
        };