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-rw-r--r--dts/Bindings/i2c/i2c-cadence.txt6
1 files changed, 5 insertions, 1 deletions
diff --git a/dts/Bindings/i2c/i2c-cadence.txt b/dts/Bindings/i2c/i2c-cadence.txt
index 7cb0b5608f..ebaa90c58c 100644
--- a/dts/Bindings/i2c/i2c-cadence.txt
+++ b/dts/Bindings/i2c/i2c-cadence.txt
@@ -2,7 +2,11 @@ Binding for the Cadence I2C controller
Required properties:
- reg: Physical base address and size of the controller's register area.
- - compatible: Compatibility string. Must be 'cdns,i2c-r1p10'.
+ - compatible: Should contain one of:
+ * "cdns,i2c-r1p10"
+ Note: Use this when cadence i2c controller version 1.0 is used.
+ * "cdns,i2c-r1p14"
+ Note: Use this when cadence i2c controller version 1.4 is used.
- clocks: Input clock specifier. Refer to common clock bindings.
- interrupts: Interrupt specifier. Refer to interrupt bindings.
- #address-cells: Should be 1.