path: root/Documentation/devicetree
diff options
authorGuenter Roeck <linux@roeck-us.net>2014-10-29 10:45:02 -0700
committerDavid S. Miller <davem@davemloft.net>2014-10-30 14:54:11 -0400
commit06745729c48e3677a64db63481184cc7aef1ea69 (patch)
treeef84b52345aef4d6ec7c0c660a475a74b9c1cced /Documentation/devicetree
parent6793abb4e8491b1d673ccfd09e1a73d1ff8b9386 (diff)
dsa: Add new optional devicetree property to describe EEPROM size
The dsa core now supports reading from and writing to a switch EEPROM if connected. Describe optional devicetree property indicating that an EEPROM is present and its size. Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/devicetree')
1 files changed, 8 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.txt b/Documentation/devicetree/bindings/net/dsa/dsa.txt
index a62c889aafca..e124847443f8 100644
--- a/Documentation/devicetree/bindings/net/dsa/dsa.txt
+++ b/Documentation/devicetree/bindings/net/dsa/dsa.txt
@@ -10,7 +10,7 @@ Required properties:
- dsa,ethernet : Should be a phandle to a valid Ethernet device node
- dsa,mii-bus : Should be a phandle to a valid MDIO bus device node
-Optionnal properties:
+Optional properties:
- interrupts : property with a value describing the switch
interrupt number (not supported by the driver)
@@ -23,6 +23,13 @@ Each of these switch child nodes should have the following required properties:
- #address-cells : Must be 1
- #size-cells : Must be 0
+A switch child node has the following optional property:
+- eeprom-length : Set to the length of an EEPROM connected to the
+ switch. Must be set if the switch can not detect
+ the presence and/or size of a connected EEPROM,
+ otherwise optional.
A switch may have multiple "port" children nodes
Each port children node must have the following mandatory properties: