X-Git-Url: http://git.agner.ch/gitweb/?a=blobdiff_plain;f=Documentation%2Fdevicetree%2Fbindings%2Fi2c%2Fi2c-designware.txt;h=5199b0c8cf7a46b79f722a691bf5e531b27a28a5;hb=b7e70ca9c7d7f049bba8047d7ab49966fd5e9e9d;hp=7fd7fa25e9b0f084cec79cd6a5a4c24e1a75fa77;hpb=c3286ee337b0586a8ae2b4f13c33e3de5d71139e;p=linux.git

diff --git a/Documentation/devicetree/bindings/i2c/i2c-designware.txt b/Documentation/devicetree/bindings/i2c/i2c-designware.txt
index 7fd7fa25e9b0..5199b0c8cf7a 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-designware.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-designware.txt
@@ -14,6 +14,12 @@ Optional properties :
  - i2c-sda-hold-time-ns : should contain the SDA hold time in nanoseconds.
    This option is only supported in hardware blocks version 1.11a or newer.
 
+ - i2c-scl-falling-time : should contain the SCL falling time in nanoseconds.
+   This value which is by default 300ns is used to compute the tLOW period.
+
+ - i2c-sda-falling-time : should contain the SDA falling time in nanoseconds.
+   This value which is by default 300ns is used to compute the tHIGH period.
+
 Example :
 
 	i2c@f0000 {
@@ -34,4 +40,6 @@ Example :
 		interrupts = <12 1>;
 		clock-frequency = <400000>;
 		i2c-sda-hold-time-ns = <300>;
+		i2c-sda-falling-time-ns = <300>;
+		i2c-scl-falling-time-ns = <300>;
 	};