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-rw-r--r--Documentation/devicetree/bindings/eeprom/at24.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/eeprom/at24.txt b/Documentation/devicetree/bindings/eeprom/at24.txt
index a0415b8471bb..cbc80e194ac6 100644
--- a/Documentation/devicetree/bindings/eeprom/at24.txt
+++ b/Documentation/devicetree/bindings/eeprom/at24.txt
@@ -43,10 +43,13 @@ Optional properties:
eeprom does not automatically roll over reads to the next
slave address. Please consult the manual of your device.
+ - wp-gpios: GPIO to which the write-protect pin of the chip is connected.
+
Example:
eeprom@52 {
compatible = "atmel,24c32";
reg = <0x52>;
pagesize = <32>;
+ wp-gpios = <&gpio1 3 0>;
};