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-rw-r--r--dts/Bindings/net/micrel.txt10
1 files changed, 10 insertions, 0 deletions
diff --git a/dts/Bindings/net/micrel.txt b/dts/Bindings/net/micrel.txt
index 8d157f0295..a407dd1b46 100644
--- a/dts/Bindings/net/micrel.txt
+++ b/dts/Bindings/net/micrel.txt
@@ -16,6 +16,7 @@ Optional properties:
KSZ8051: register 0x1f, bits 5..4
KSZ8081: register 0x1f, bits 5..4
KSZ8091: register 0x1f, bits 5..4
+ LAN8814: register EP5.0, bit 6
See the respective PHY datasheet for the mode values.
@@ -45,3 +46,12 @@ Optional properties:
In fiber mode, auto-negotiation is disabled and the PHY can only work in
100base-fx (full and half duplex) modes.
+
+ - coma-mode-gpios: If present the given gpio will be deasserted when the
+ PHY is probed.
+
+ Some PHYs have a COMA mode input pin which puts the PHY into
+ isolate and power-down mode. On some boards this input is connected
+ to a GPIO of the SoC.
+
+ Supported on the LAN8814.