Re: [PATCH v1 1/2] net: mdio: Add the reset function for IPQ MDIO driver

From: Andrew Lunn
Date: Sun Aug 08 2021 - 11:29:51 EST

> + /* Configure MDIO clock source frequency if clock is specified in the device tree */
> + if (!IS_ERR_OR_NULL(priv->mdio_clk)) {

Please document the clock in the binding. Make it clear which devices
require the clock, and which don't.