Commit c2f89219 authored by Grygorii Strashko's avatar Grygorii Strashko Committed by David S. Miller
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net: ethernet: ti: am65-cpsw: fix rmii 100Mbit link mode 



In RMII link mode it's required to set bit 15 IFCTL_A in MAC_SL MAC_CONTROL
register to enable support for 100Mbit link speed.

Fixes: 93a76530 ("net: ethernet: ti: introduce am65x/j721e gigabit eth subsystem driver")
Signed-off-by: default avatarGrygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6b6382a8

drivers/net/ethernet/ti/am65-cpsw-nuss.c

+2 −0
Original line number Diff line number Diff line
@@ -174,6 +174,8 @@ void am65_cpsw_nuss_adjust_link(struct net_device *ndev) 
		if (phy->speed == 10 && phy_interface_is_rgmii(phy))

			/* Can be used with in band mode only */

			mac_control |= CPSW_SL_CTL_EXT_EN;

		if (phy->speed == 100 && phy->interface == PHY_INTERFACE_MODE_RMII)

			mac_control |= CPSW_SL_CTL_IFCTL_A;

		if (phy->duplex)

			mac_control |= CPSW_SL_CTL_FULLDUPLEX;