Messages in this thread Patch in this message | | | From | Roelof Berg <> | Subject | [PATCH] lan743x: Use correct MAC_CR configuration for 1 GBit speed | Date | Wed, 3 Jun 2020 23:54:14 +0200 |
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Corrected the MAC_CR configuration bits for 1 GBit operation. The data sheet allows MAC_CR(2:1) to be 10 and also 11 for 1 GBit/s speed, but only 10 works correctly.
Devices tested: Microchip Lan7431, fixed-phy mode Microchip Lan7430, normal phy mode
Signed-off-by: Roelof Berg <rberg@berg-solutions.de> --- drivers/net/ethernet/microchip/lan743x_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index 36624e3c633b..c5c5c688b7e2 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -985,7 +985,7 @@ static void lan743x_phy_link_status_change(struct net_device *netdev) break; case SPEED_1000: data |= MAC_CR_CFG_H_; - data |= MAC_CR_CFG_L_; + data &= ~MAC_CR_CFG_L_; break; } lan743x_csr_write(adapter, MAC_CR, data); -- 2.25.1
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