diff mbox series

[net-next,v3,2/2] lan78xx: Enable Auto Speed and Auto Duplex configuration for LAN7801 if NO EEPROM is detected

Message ID 20240529140256.1849764-3-rengarajan.s@microchip.com (mailing list archive)
State Accepted
Commit 799f532de13601f91ecb9cc6169d45d6e6933b0f
Headers show
Series lan78xx: Enable 125 MHz CLK and Auto Speed configuration for LAN7801 if NO EEPROM is detected | expand

Commit Message

Rengarajan S May 29, 2024, 2:02 p.m. UTC 
Enabled ASD/ADD configuration for LAN7801 in the absence of EEPROM.
After the lite reset these contents go back to defaults where ASD/
ADD is disabled. The check is already available for LAN7800.

Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Rengarajan S <rengarajan.s@microchip.com>
---
 drivers/net/usb/lan78xx.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 7ac540cc3686..62dbfff8dad4 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -3034,8 +3034,11 @@  static int lan78xx_reset(struct lan78xx_net *dev)
 		return ret;
 
 	/* LAN7801 only has RGMII mode */
-	if (dev->chipid == ID_REV_CHIP_ID_7801_)
+	if (dev->chipid == ID_REV_CHIP_ID_7801_) {
 		buf &= ~MAC_CR_GMII_EN_;
+		/* Enable Auto Duplex and Auto speed */
+		buf |= MAC_CR_AUTO_DUPLEX_ | MAC_CR_AUTO_SPEED_;
+	}
 
 	if (dev->chipid == ID_REV_CHIP_ID_7800_ ||
 	    dev->chipid == ID_REV_CHIP_ID_7850_) {