Merge pull request torvalds#57 from Leo-Yan/fix_console_spurious_char…

…_0428 Fix console spurious char
hzhuang1 · Apr 28, 2015 · d17a7fb · d17a7fb
2 parents acd9d44 + 25bb74e
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diff --git a/Documentation/devicetree/bindings/serial/pl011.txt b/Documentation/devicetree/bindings/serial/pl011.txt
@@ -6,12 +6,17 @@ Required properties:
 - interrupts: exactly one interrupt specifier
 
 Optional properties:
-- pinctrl: When present, must have one state named "sleep"
-	   and one state named "default"
-- clocks:  When present, must refer to exactly one clock named
-	   "apb_pclk"
-- dmas:	   When present, may have one or two dma channels.
-	   The first one must be named "rx", the second one
-	   must be named "tx".
+- pinctrl:		When present, must have one state named "sleep"
+			and one state named "default"
+- clocks:		When present, must refer to exactly one clock named
+			"apb_pclk"
+- dmas:			When present, may have one or two dma channels.
+			The first one must be named "rx", the second one
+			must be named "tx".
+- auto-poll:		Enables polling when using RX DMA.
+- poll-rate-ms:		Rate at which poll occurs when auto-poll is set,
+			default 100ms.
+- poll-timeout-ms:	Poll timeout when auto-poll is set, default
+			3000ms.
 
 See also bindings/arm/primecell.txt