mmc: update Faraday FTSDC010 for rw performance

[karo-tx-uboot.git] / drivers / net / smc911x.h

diff --git a/drivers/net/smc911x.h b/drivers/net/smc911x.h
index 053e33016bc9929093102f4d641fbcf144aadd86..f63a0695e375f7f916359b8b62274f6ef06041db 100644 (file)
--- a/drivers/net/smc911x.h
+++ b/drivers/net/smc911x.h
@@ -384,6 +384,7 @@ static inline void smc911x_reg_write(struct eth_device *dev,
 #define WUCSR_MPEN                     0x00000002
 
 /* Chip ID values */
+#define CHIP_89218     0x218a
 #define CHIP_9115      0x115
 #define CHIP_9116      0x116
 #define CHIP_9117      0x117
@@ -393,6 +394,7 @@ static inline void smc911x_reg_write(struct eth_device *dev,
 #define CHIP_9216      0x116a
 #define CHIP_9217      0x117a
 #define CHIP_9218      0x118a
+#define CHIP_9220      0x9220
 #define CHIP_9221      0x9221
 
 struct chip_id {
@@ -401,6 +403,7 @@ struct chip_id {
 };
 
 static const struct chip_id chip_ids[] =  {
+       { CHIP_89218, "LAN89218" },
        { CHIP_9115, "LAN9115" },
        { CHIP_9116, "LAN9116" },
        { CHIP_9117, "LAN9117" },
@@ -410,6 +413,7 @@ static const struct chip_id chip_ids[] =  {
        { CHIP_9216, "LAN9216" },
        { CHIP_9217, "LAN9217" },
        { CHIP_9218, "LAN9218" },
+       { CHIP_9220, "LAN9220" },
        { CHIP_9221, "LAN9221" },
        { 0, NULL },
 };
@@ -441,7 +445,10 @@ static int smc911x_detect_chip(struct eth_device *dev)
        unsigned long val, i;
 
        val = smc911x_reg_read(dev, BYTE_TEST);
-       if (val != 0x87654321) {
+       if (val == 0xffffffff) {
+               /* Special case -- no chip present */
+               return -1;
+       } else if (val != 0x87654321) {
                printf(DRIVERNAME ": Invalid chip endian 0x%08lx\n", val);
                return -1;
        }
@@ -455,7 +462,7 @@ static int smc911x_detect_chip(struct eth_device *dev)
                return -1;
        }
 
-       printf(DRIVERNAME ": detected %s controller\n", chip_ids[i].name);
+       dev->priv = (void *)&chip_ids[i];
 
        return 0;
 }
@@ -464,8 +471,11 @@ static void smc911x_reset(struct eth_device *dev)
 {
        int timeout;
 
-       /* Take out of PM setting first */
-       if (smc911x_reg_read(dev, PMT_CTRL) & PMT_CTRL_READY) {
+       /*
+        *  Take out of PM setting first
+        *  Device is already wake up if PMT_CTRL_READY bit is set
+        */
+       if ((smc911x_reg_read(dev, PMT_CTRL) & PMT_CTRL_READY) == 0) {
                /* Write to the bytetest will take out of powerdown */
                smc911x_reg_write(dev, BYTE_TEST, 0x0);
 
@@ -474,7 +484,7 @@ static void smc911x_reset(struct eth_device *dev)
                while (timeout-- &&
                        !(smc911x_reg_read(dev, PMT_CTRL) & PMT_CTRL_READY))
                        udelay(10);
-               if (!timeout) {
+               if (timeout < 0) {
                        printf(DRIVERNAME
                                ": timeout waiting for PM restore\n");
                        return;
@@ -490,7 +500,7 @@ static void smc911x_reset(struct eth_device *dev)
        while (timeout-- && smc911x_reg_read(dev, E2P_CMD) & E2P_CMD_EPC_BUSY)
                udelay(10);
 
-       if (!timeout) {
+       if (timeout < 0) {
                printf(DRIVERNAME ": reset timeout\n");
                return;
        }