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path: root/target/linux/brcm2708/patches-4.14/961-lan78xx-enable-LED.patch
blob: 9fa63e332e96f854e208084805470a565d7cd105 (plain)
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--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -2462,6 +2462,15 @@ static int lan78xx_reset(struct lan78xx_
 
 	ret = lan78xx_read_reg(dev, HW_CFG, &buf);
 	buf |= HW_CFG_MEF_;
+	if (dev->chipid == ID_REV_CHIP_ID_7800_) {
+		ret = lan78xx_read_raw_eeprom(dev, 0, 1, &sig);
+		if (!ret && sig != EEPROM_INDICATOR) {
+			/* Implies there is no external eeprom. Enable LEDS */
+			netdev_info(dev->net,
+				    "No External EEPROM. Enabling LEDS\n");
+			buf |= HW_CFG_LED0_EN_ | HW_CFG_LED1_EN_;
+		}
+	}
 	ret = lan78xx_write_reg(dev, HW_CFG, buf);
 
 	ret = lan78xx_read_reg(dev, USB_CFG0, &buf);