[PATCH v2 02/21] of: extra: Introduce ofnode_phy_is_fixed_link() API

Vladimir Oltean
2021-03-13T12:14:36Z

On Fri, Mar 12, 2021 at 09:35:43PM +0800, Bin Meng wrote:
> Introduce a helper API ofnode_phy_is_fixed_link() to detect whether
> the ethernet controller connects to a fixed-link pseudo-PHY device.
>
> Note there are two ways to describe a fixed PHY attached to an
> Ethernet device:
>
> - the new DT binding, where 'fixed-link' is a sub-node of the
> Ethernet device
> - the old DT binding, where 'fixed-link' is a property with 5
> cells encoding various information about the fixed PHY
>
> Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
> Reviewed-by: Simon Glass <sjg@chromium.org>
> ---

I ran a 'grep -r "ofnode_get_property.*fixed-link" .' and saw no in-tree
users of the old binding. Why do we bother to be compatible with
something which isn't used?