mv643xx_eth: delete unused port serial control register bit defines

Over half of the port serial control register bit defines are never
used, and the PORT_SERIAL_CONTROL_DEFAULT_VALUE define is never used
either.  Keep only those defines that are actually used.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Acked-by: Dale Farnsworth <dale@farnsworth.org>

diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index ea7a578..e61cfd4 100644 (file)
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -141,71 +141,23 @@ static char mv643xx_driver_version[] = "1.0";
 #error One of __BIG_ENDIAN or __LITTLE_ENDIAN must be defined
 #endif
 
-/* These macros describe Ethernet Port serial control reg (PSCR) bits */
-#define SERIAL_PORT_DISABLE                    (0 << 0)
-#define SERIAL_PORT_ENABLE                     (1 << 0)
-#define DO_NOT_FORCE_LINK_PASS                 (0 << 1)
-#define FORCE_LINK_PASS                                (1 << 1)
-#define ENABLE_AUTO_NEG_FOR_DUPLX              (0 << 2)
-#define DISABLE_AUTO_NEG_FOR_DUPLX             (1 << 2)
-#define ENABLE_AUTO_NEG_FOR_FLOW_CTRL          (0 << 3)
-#define DISABLE_AUTO_NEG_FOR_FLOW_CTRL         (1 << 3)
-#define ADV_NO_FLOW_CTRL                       (0 << 4)
-#define ADV_SYMMETRIC_FLOW_CTRL                        (1 << 4)
-#define FORCE_FC_MODE_NO_PAUSE_DIS_TX          (0 << 5)
-#define FORCE_FC_MODE_TX_PAUSE_DIS             (1 << 5)
-#define FORCE_BP_MODE_NO_JAM                   (0 << 7)
-#define FORCE_BP_MODE_JAM_TX                   (1 << 7)
-#define FORCE_BP_MODE_JAM_TX_ON_RX_ERR         (2 << 7)
-#define SERIAL_PORT_CONTROL_RESERVED           (1 << 9)
-#define FORCE_LINK_FAIL                                (0 << 10)
-#define DO_NOT_FORCE_LINK_FAIL                 (1 << 10)
-#define RETRANSMIT_16_ATTEMPTS                 (0 << 11)
-#define RETRANSMIT_FOREVER                     (1 << 11)
-#define ENABLE_AUTO_NEG_SPEED_GMII             (0 << 13)
-#define DISABLE_AUTO_NEG_SPEED_GMII            (1 << 13)
-#define DTE_ADV_0                              (0 << 14)
-#define DTE_ADV_1                              (1 << 14)
-#define DISABLE_AUTO_NEG_BYPASS                        (0 << 15)
-#define ENABLE_AUTO_NEG_BYPASS                 (1 << 15)
-#define AUTO_NEG_NO_CHANGE                     (0 << 16)
-#define RESTART_AUTO_NEG                       (1 << 16)
-#define MAX_RX_PACKET_1518BYTE                 (0 << 17)
+
+/*
+ * Port serial control register.
+ */
+#define SET_MII_SPEED_TO_100                   (1 << 24)
+#define SET_GMII_SPEED_TO_1000                 (1 << 23)
+#define SET_FULL_DUPLEX_MODE                   (1 << 21)
 #define MAX_RX_PACKET_1522BYTE                 (1 << 17)
-#define MAX_RX_PACKET_1552BYTE                 (2 << 17)
-#define MAX_RX_PACKET_9022BYTE                 (3 << 17)
-#define MAX_RX_PACKET_9192BYTE                 (4 << 17)
 #define MAX_RX_PACKET_9700BYTE                 (5 << 17)
 #define MAX_RX_PACKET_MASK                     (7 << 17)
-#define CLR_EXT_LOOPBACK                       (0 << 20)
-#define SET_EXT_LOOPBACK                       (1 << 20)
-#define SET_HALF_DUPLEX_MODE                   (0 << 21)
-#define SET_FULL_DUPLEX_MODE                   (1 << 21)
-#define DISABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX (0 << 22)
-#define ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX  (1 << 22)
-#define SET_GMII_SPEED_TO_10_100               (0 << 23)
-#define SET_GMII_SPEED_TO_1000                 (1 << 23)
-#define SET_MII_SPEED_TO_10                    (0 << 24)
-#define SET_MII_SPEED_TO_100                   (1 << 24)
-
-#define PORT_SERIAL_CONTROL_DEFAULT_VALUE              \
-               DO_NOT_FORCE_LINK_PASS          |       \
-               ENABLE_AUTO_NEG_FOR_DUPLX       |       \
-               DISABLE_AUTO_NEG_FOR_FLOW_CTRL  |       \
-               ADV_SYMMETRIC_FLOW_CTRL         |       \
-               FORCE_FC_MODE_NO_PAUSE_DIS_TX   |       \
-               FORCE_BP_MODE_NO_JAM            |       \
-               (1 << 9) /* reserved */         |       \
-               DO_NOT_FORCE_LINK_FAIL          |       \
-               RETRANSMIT_16_ATTEMPTS          |       \
-               ENABLE_AUTO_NEG_SPEED_GMII      |       \
-               DTE_ADV_0                       |       \
-               DISABLE_AUTO_NEG_BYPASS         |       \
-               AUTO_NEG_NO_CHANGE              |       \
-               MAX_RX_PACKET_9700BYTE          |       \
-               CLR_EXT_LOOPBACK                |       \
-               SET_FULL_DUPLEX_MODE            |       \
-               ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX
+#define DISABLE_AUTO_NEG_SPEED_GMII            (1 << 13)
+#define DO_NOT_FORCE_LINK_FAIL                 (1 << 10)
+#define SERIAL_PORT_CONTROL_RESERVED           (1 << 9)
+#define DISABLE_AUTO_NEG_FOR_FLOW_CTRL         (1 << 3)
+#define DISABLE_AUTO_NEG_FOR_DUPLEX            (1 << 2)
+#define FORCE_LINK_PASS                                (1 << 1)
+#define SERIAL_PORT_ENABLE                     (1 << 0)
 
 /* These macros describe Ethernet Serial Status reg (PSR) bits */
 #define PORT_STATUS_MODE_10_BIT                (1 << 0)
@@ -2196,7 +2148,7 @@ static void eth_port_start(struct net_device *dev)
 
        pscr |= DISABLE_AUTO_NEG_FOR_FLOW_CTRL |
                DISABLE_AUTO_NEG_SPEED_GMII    |
-               DISABLE_AUTO_NEG_FOR_DUPLX     |
+               DISABLE_AUTO_NEG_FOR_DUPLEX    |
                DO_NOT_FORCE_LINK_FAIL     |
                SERIAL_PORT_CONTROL_RESERVED;