Re: [PATCH 1/2] net: stmmac: implement support for passive mode converters via dt

From: David Miller
Date: Wed Sep 11 2019 - 10:28:06 EST


From: Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx>
Date: Fri, 6 Sep 2019 16:02:55 +0300

> In-between the MAC & PHY there can be a mode converter, which converts one
> mode to another (e.g. GMII-to-RGMII).
>
> The converter, can be passive (i.e. no driver or OS/SW information
> required), so the MAC & PHY need to be configured differently.
>
> For the `stmmac` driver, this is implemented via a `mac-mode` property in
> the device-tree, which configures the MAC into a certain mode, and for the
> PHY a `phy_interface` field will hold the mode of the PHY. The mode of the
> PHY will be passed to the PHY and from there-on it work in a different
> mode. If unspecified, the default `phy-mode` will be used for both.
>
> Signed-off-by: Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx>

Applied to net-next.