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-rw-r--r--Documentation/devicetree/bindings/i2c/i2c-designware.txt15
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/i2c/i2c-designware.txt b/Documentation/devicetree/bindings/i2c/i2c-designware.txt
index e42a2ee233e6..7fd7fa25e9b0 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-designware.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-designware.txt
@@ -10,6 +10,10 @@ Recommended properties :
10 10
11 - clock-frequency : desired I2C bus clock frequency in Hz. 11 - clock-frequency : desired I2C bus clock frequency in Hz.
12 12
13Optional properties :
14 - i2c-sda-hold-time-ns : should contain the SDA hold time in nanoseconds.
15 This option is only supported in hardware blocks version 1.11a or newer.
16
13Example : 17Example :
14 18
15 i2c@f0000 { 19 i2c@f0000 {
@@ -20,3 +24,14 @@ Example :
20 interrupts = <11>; 24 interrupts = <11>;
21 clock-frequency = <400000>; 25 clock-frequency = <400000>;
22 }; 26 };
27
28 i2c@1120000 {
29 #address-cells = <1>;
30 #size-cells = <0>;
31 compatible = "snps,designware-i2c";
32 reg = <0x1120000 0x1000>;
33 interrupt-parent = <&ictl>;
34 interrupts = <12 1>;
35 clock-frequency = <400000>;
36 i2c-sda-hold-time-ns = <300>;
37 };