sky2: fe+ chip support

Add support for newest Marvell chips.
The Yukon FE plus chip is found in some not yet released laptops.
Tested on hardware evaluation boards.

This version of the patch is for 2.6.23. It supersedes
the two previous patches that are sitting in netdev-2.6 (upstream branch).
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/net/sky2.h

@@ -470,18 +470,24 @@ enum {
 	CHIP_ID_YUKON_EX   = 0xb5, /* Chip ID for YUKON-2 Extreme */
 	CHIP_ID_YUKON_EC   = 0xb6, /* Chip ID for YUKON-2 EC */
  	CHIP_ID_YUKON_FE   = 0xb7, /* Chip ID for YUKON-2 FE */
-
+ 	CHIP_ID_YUKON_FE_P = 0xb8, /* Chip ID for YUKON-2 FE+ */
+};
+enum yukon_ec_rev {
 	CHIP_REV_YU_EC_A1    = 0,  /* Chip Rev. for Yukon-EC A1/A0 */
 	CHIP_REV_YU_EC_A2    = 1,  /* Chip Rev. for Yukon-EC A2 */
 	CHIP_REV_YU_EC_A3    = 2,  /* Chip Rev. for Yukon-EC A3 */
-
+};
+enum yukon_ec_u_rev {
 	CHIP_REV_YU_EC_U_A0  = 1,
 	CHIP_REV_YU_EC_U_A1  = 2,
 	CHIP_REV_YU_EC_U_B0  = 3,
-
+};
+enum yukon_fe_rev {
 	CHIP_REV_YU_FE_A1    = 1,
 	CHIP_REV_YU_FE_A2    = 2,
-
+};
+enum yukon_fe_p_rev {
+	CHIP_REV_YU_FE2_A0   = 0,
 };
 enum yukon_ex_rev {
 	CHIP_REV_YU_EX_A0    = 1,
@@ -1729,6 +1735,10 @@ enum {
 	GMF_RX_CTRL_DEF	= GMF_OPER_ON | GMF_RX_F_FL_ON,
 };
 
+/*	TX_GMF_EA		32 bit	Tx GMAC FIFO End Address */
+enum {
+	TX_DYN_WM_ENA	= 3,	/* Yukon-FE+ specific */
+};
 
 /*	TX_GMF_CTRL_T	32 bit	Tx GMAC FIFO Control/Test */
 enum {