Re: [PATCH v4 2/2] net: phy: dp83867: Add SGMII mode type switching

From: David Miller
Date: Wed Sep 11 2019 - 18:38:02 EST

From: Vitaly Gaiduk <vitaly.gaiduk@xxxxxxxxxxxx>
Date: Mon, 9 Sep 2019 20:19:24 +0300

> This patch adds ability to switch beetween two PHY SGMII modes.
> Some hardware, for example, FPGA IP designs may use 6-wire mode
> which enables differential SGMII clock to MAC.
> Signed-off-by: Vitaly Gaiduk <vitaly.gaiduk@xxxxxxxxxxxx>