[PATCH v2 2/3] netdev/of/phy: Add MDIO bus multiplexer support.

Michał Mirosław mirqus at gmail.com
Wed Sep 28 17:26:06 EST 2011


2011/9/28 David Daney <david.daney at cavium.com>:
[...]
> +Example :
> +
> +       /* The parent MDIO bus. */
> +       smi1: mdio at 1180000001900 {
> +               compatible = "cavium,octeon-3860-mdio";
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +               reg = <0x11800 0x00001900 0x0 0x40>;
> +       };
> +
> +       /*
> +          An NXP sn74cbtlv3253 dual 1-of-4 switch controlled by a
> +          pair of GPIO lines.  Child busses 2 and 3 populated with 4
> +          PHYs each.
> +        */
> +       mdio-mux {
> +               compatible = "cavium,mdio-mux-sn74cbtlv3253", "cavium,mdio-mux";
> +               gpios = <&gpio1 3 0>, <&gpio1 4 0>;
> +               mdio-parent-bus = <&smi1>;
> +               #address-cells = <1>;
> +               #size-cells = <0>;

This should probably have 'compatible = "nxp,sn74cbtlv3253";' here.

Best Regards,
Michał Mirosław


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