[PATCH net] net: ethernet: ti: am65-cpsw: Fix RGMII configuration at SPEED_10

Pavan Chebbi pavan.chebbi at broadcom.com
Mon Nov 28 21:46:42 PST 2022


Looks like this patch should be directed to net-next?

On Tue, Nov 29, 2022 at 10:37 AM Siddharth Vadapalli <s-vadapalli at ti.com> wrote:
>
> The am65-cpsw driver supports configuring all RGMII variants at interface
> speed of 10 Mbps. However, in the process of shifting to the PHYLINK
> framework, the support for all variants of RGMII except the
> PHY_INTERFACE_MODE_RGMII variant was accidentally removed.
>
> Fix this by using phy_interface_mode_is_rgmii() to check for all variants
> of RGMII mode.
>
> Fixes: e8609e69470f ("net: ethernet: ti: am65-cpsw: Convert to PHYLINK")
> Reported-by: Schuyler Patton <spatton at ti.com>
> Signed-off-by: Siddharth Vadapalli <s-vadapalli at ti.com>
> ---
>  drivers/net/ethernet/ti/am65-cpsw-nuss.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
> index 6b0458df613a..6ae802d73063 100644
> --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
> +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
> @@ -1495,7 +1495,7 @@ static void am65_cpsw_nuss_mac_link_up(struct phylink_config *config, struct phy
>
>         if (speed == SPEED_1000)
>                 mac_control |= CPSW_SL_CTL_GIG;
> -       if (speed == SPEED_10 && interface == PHY_INTERFACE_MODE_RGMII)
> +       if (speed == SPEED_10 && phy_interface_mode_is_rgmii(interface))
>                 /* Can be used with in band mode only */
>                 mac_control |= CPSW_SL_CTL_EXT_EN;
>         if (speed == SPEED_100 && interface == PHY_INTERFACE_MODE_RMII)
> --
> 2.25.1
>
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