On Thu, Mar 26, 2020 at 03:51:15PM +0200, Florinel Iordache wrote:

Add ethernet backplane device tree bindings

+  - |
+    /* Backplane configurations for specific setup */
+    &mdio9 {
+        bpphy6: ethernet-phy@0 {
+            compatible = "ethernet-phy-ieee802.3-c45";
+            reg = <0x0>;
+            lane-handle = <&lane_d>; /* use lane D */
+            eq-algorithm = "bee";
+            /* 10G Short cables setup: up to 30 cm cable */
+            eq-init = <0x2 0x5 0x29>;
+            eq-params = <0>;
+        };
+    };

So you are modelling this as just another PHY? Does the driver get
loaded based on the PHY ID in registers 2 and 3? Does the standard
define these IDs or are they vendor specific?

Thanks
	Andrew