sky2: support Yukon EC_U rev B1 and later
Need to change logic to support later versions of Yukon 2 EC_U chip.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index d8ec4c1..4b403bd 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -877,6 +877,10 @@
if (hw->dev[port]->mtu > ETH_DATA_LEN)
reg |= GM_SMOD_JUMBO_ENA;
+ if (hw->chip_id == CHIP_ID_YUKON_EC_U &&
+ hw->chip_rev == CHIP_REV_YU_EC_U_B1)
+ reg |= GM_NEW_FLOW_CTRL;
+
gma_write16(hw, port, GM_SERIAL_MODE, reg);
/* virtual address for data */
@@ -1413,8 +1417,7 @@
/* These chips have no ram buffer?
* MAC Rx RAM Read is controlled by hardware */
if (hw->chip_id == CHIP_ID_YUKON_EC_U &&
- (hw->chip_rev == CHIP_REV_YU_EC_U_A1 ||
- hw->chip_rev == CHIP_REV_YU_EC_U_B0))
+ hw->chip_rev > CHIP_REV_YU_EC_U_A0)
sky2_write32(hw, Q_ADDR(rxq, Q_TEST), F_M_RX_RAM_DIS);
sky2_prefetch_init(hw, rxq, sky2->rx_le_map, RX_LE_SIZE - 1);