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-rw-r--r--Documentation/devicetree/bindings/eeprom/at25.txt11
1 files changed, 8 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/eeprom/at25.txt b/Documentation/devicetree/bindings/eeprom/at25.txt
index 95eb65334d39..e823d90b802f 100644
--- a/Documentation/devicetree/bindings/eeprom/at25.txt
+++ b/Documentation/devicetree/bindings/eeprom/at25.txt
@@ -1,7 +1,12 @@
EEPROMs (SPI) compatible with Atmel at25.
Required properties:
-- compatible : "atmel,at25".
+- compatible : Should be "<vendor>,<type>", and generic value "atmel,at25".
+ Example "<vendor>,<type>" values:
+ "microchip,25lc040"
+ "st,m95m02"
+ "st,m95256"
+
- reg : chip select number
- spi-max-frequency : max spi frequency to use
- pagesize : size of the eeprom page
@@ -22,8 +27,8 @@ Obsolete legacy properties can be used in place of "size", "pagesize",
Additional compatible properties are also allowed.
Example:
- at25@0 {
- compatible = "atmel,at25", "st,m95256";
+ eeprom@0 {
+ compatible = "st,m95256", "atmel,at25";
reg = <0>
spi-max-frequency = <5000000>;
spi-cpha;