---

yaml
---
r: 9280
b: refs/heads/master
c: c886861
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9389d79fbf9a0167ff2de87e8796c6bb803219bf
+refs/heads/master: c8868611389aa28e0e5e0d63f468727781eac68c

trunk/drivers/net/skge.c

@@ -1643,6 +1643,22 @@ static void yukon_reset(struct skge_hw *hw, int port)
 			 | GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA);
 }
 
+/* Apparently, early versions of Yukon-Lite had wrong chip_id? */
+static int is_yukon_lite_a0(struct skge_hw *hw)
+{
+	u32 reg;
+	int ret;
+
+	if (hw->chip_id != CHIP_ID_YUKON)
+		return 0;
+
+	reg = skge_read32(hw, B2_FAR);
+	skge_write8(hw, B2_FAR + 3, 0xff);
+	ret = (skge_read8(hw, B2_FAR + 3) != 0);
+	skge_write32(hw, B2_FAR, reg);
+	return ret;
+}
+
 static void yukon_mac_init(struct skge_hw *hw, int port)
 {
 	struct skge_port *skge = netdev_priv(hw->dev[port]);
@@ -1758,9 +1774,11 @@ static void yukon_mac_init(struct skge_hw *hw, int port)
 	/* Configure Rx MAC FIFO */
 	skge_write16(hw, SK_REG(port, RX_GMF_FL_MSK), RX_FF_FL_DEF_MSK);
 	reg = GMF_OPER_ON | GMF_RX_F_FL_ON;
-	if (hw->chip_id == CHIP_ID_YUKON_LITE &&
-	    hw->chip_rev >= CHIP_REV_YU_LITE_A3)
+
+	/* disable Rx GMAC FIFO Flush for YUKON-Lite Rev. A0 only */
+	if (is_yukon_lite_a0(hw))
 		reg &= ~GMF_RX_F_FL_ON;
+
 	skge_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR);
 	skge_write16(hw, SK_REG(port, RX_GMF_CTRL_T), reg);
 	/*