diff mbox series

[v3,2/3] dt-bindings: net: phy: Document support for external PHY clk

Message ID 20230605151953.48539-3-detlev.casanova@collabora.com
State Accepted
Commit 350b7a258f20427a411a888e5af0684327d49e3a
Headers show
Series None | expand

Commit Message

Detlev Casanova June 5, 2023, 3:19 p.m. UTC 
Ethern PHYs can have external an clock that needs to be activated before
communicating with the PHY.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Detlev Casanova <detlev.casanova@collabora.com>
---
 Documentation/devicetree/bindings/net/ethernet-phy.yaml | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/net/ethernet-phy.yaml b/Documentation/devicetree/bindings/net/ethernet-phy.yaml
index 4f574532ee13..c1241c8a3b77 100644
--- a/Documentation/devicetree/bindings/net/ethernet-phy.yaml
+++ b/Documentation/devicetree/bindings/net/ethernet-phy.yaml
@@ -93,6 +93,12 @@  properties:
       the turn around line low at end of the control phase of the
       MDIO transaction.
 
+  clocks:
+    maxItems: 1
+    description:
+      External clock connected to the PHY. If not specified it is assumed
+      that the PHY uses a fixed crystal or an internal oscillator.
+
   enet-phy-lane-swap:
     $ref: /schemas/types.yaml#/definitions/flag
     description: