diff options
| -rw-r--r-- | drivers/net/dm9000.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c index 2e0add07488..fa7eb39dbf3 100644 --- a/drivers/net/dm9000.c +++ b/drivers/net/dm9000.c @@ -132,7 +132,6 @@ typedef struct board_info { struct resource *data_req; struct resource *irq_res; - unsigned char srom[128]; spinlock_t lock; struct mii_if_info mii; @@ -166,7 +165,8 @@ static irqreturn_t dm9000_interrupt(int, void *); static int dm9000_phy_read(struct net_device *dev, int phyaddr_unsused, int reg); static void dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value); -static u16 read_srom_word(board_info_t *, int); + +static void dm9000_read_eeprom(board_info_t *, int addr, unsigned char *to); static void dm9000_rx(struct net_device *); static void dm9000_hash_table(struct net_device *); @@ -630,13 +630,9 @@ dm9000_probe(struct platform_device *pdev) db->mii.mdio_read = dm9000_phy_read; db->mii.mdio_write = dm9000_phy_write; - /* Read SROM content */ - for (i = 0; i < 64; i++) - ((u16 *) db->srom)[i] = read_srom_word(db, i); - - /* Set Node Address */ - for (i = 0; i < 6; i++) - ndev->dev_addr[i] = db->srom[i]; + /* try reading the node address from the attached EEPROM */ + for (i = 0; i < 6; i += 2) + dm9000_read_eeprom(db, i / 2, ndev->dev_addr+i); if (!is_valid_ether_addr(ndev->dev_addr)) { /* try reading from mac */ @@ -998,17 +994,19 @@ dm9000_rx(struct net_device *dev) } /* - * Read a word data from SROM + * Read a word data from EEPROM */ -static u16 -read_srom_word(board_info_t * db, int offset) +static void +dm9000_read_eeprom(board_info_t * db, int offset, unsigned char *to) { iow(db, DM9000_EPAR, offset); iow(db, DM9000_EPCR, EPCR_ERPRR); mdelay(8); /* according to the datasheet 200us should be enough, but it doesn't work */ iow(db, DM9000_EPCR, 0x0); - return (ior(db, DM9000_EPDRL) + (ior(db, DM9000_EPDRH) << 8)); + + to[0] = ior(db, DM9000_EPDRL); + to[1] = ior(db, DM9000_EPDRH); } #ifdef DM9000_PROGRAM_EEPROM |