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Commit 97138a1c authored by Steve Glendinning's avatar Steve Glendinning Committed by David S. Miller
Browse files

smsc75xx: let EEPROM determine GPIO/LED settings 



This patch allows the GPIO/LED settings to be configured by the
EEPROM if present, and only sets the default values (LED outputs
for link/activity) when an EEPROM is not detected.

Signed-off-by: default avatarSteve Glendinning <steve.glendinning@shawell.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4f94a929

drivers/net/usb/smsc75xx.c

+12 −7
Original line number Diff line number Diff line
@@ -903,7 +903,11 @@ static int smsc75xx_reset(struct usbnet *dev) 


	netif_dbg(dev, ifup, dev->net, "ID_REV = 0x%08x", buf);



	/* Configure GPIO pins as LED outputs */

	ret = smsc75xx_read_reg(dev, E2P_CMD, &buf);

	check_warn_return(ret, "Failed to read E2P_CMD: %d", ret);



	/* only set default GPIO/LED settings if no EEPROM is detected */

	if (!(buf & E2P_CMD_LOADED)) {

		ret = smsc75xx_read_reg(dev, LED_GPIO_CFG, &buf);

		check_warn_return(ret, "Failed to read LED_GPIO_CFG: %d", ret);
@@ -912,6 +916,7 @@ static int smsc75xx_reset(struct usbnet *dev) 


		ret = smsc75xx_write_reg(dev, LED_GPIO_CFG, buf);

		check_warn_return(ret, "Failed to write LED_GPIO_CFG: %d", ret);

	}



	ret = smsc75xx_write_reg(dev, FLOW, 0);

	check_warn_return(ret, "Failed to write FLOW: %d", ret);