-/* Set PHY operationg mode
-*/
-static void
-set_PHY_mode(void)
-{
- u16 phy_reg4 = 0x01e1, phy_reg0 = 0x1000;
- if (!(media_mode & DM9000_AUTO)) {
- switch (media_mode) {
- case DM9000_10MHD:
- phy_reg4 = 0x21;
- phy_reg0 = 0x0000;
- break;
- case DM9000_10MFD:
- phy_reg4 = 0x41;
- phy_reg0 = 0x1100;
- break;
- case DM9000_100MHD:
- phy_reg4 = 0x81;
- phy_reg0 = 0x2000;
- break;
- case DM9000_100MFD:
- phy_reg4 = 0x101;
- phy_reg0 = 0x3100;
- break;
- }
- phy_write(4, phy_reg4); /* Set PHY media mode */
- phy_write(0, phy_reg0); /* Tmp */
- }
- DM9000_iow(DM9000_GPCR, 0x01); /* Let GPIO0 output */
- DM9000_iow(DM9000_GPR, 0x00); /* Enable PHY */
-}
-
-/*
- Init HomeRun DM9801
-*/
-static void
-program_dm9801(u16 HPNA_rev)
-{
- __u16 reg16, reg17, reg24, reg25;
- if (!nfloor)
- nfloor = DM9801_NOISE_FLOOR;
- reg16 = phy_read(16);
- reg17 = phy_read(17);
- reg24 = phy_read(24);
- reg25 = phy_read(25);
- switch (HPNA_rev) {
- case 0xb900: /* DM9801 E3 */
- reg16 |= 0x1000;
- reg25 = ((reg24 + nfloor) & 0x00ff) | 0xf000;
- break;
- case 0xb901: /* DM9801 E4 */
- reg25 = ((reg24 + nfloor) & 0x00ff) | 0xc200;
- reg17 = (reg17 & 0xfff0) + nfloor + 3;
- break;
- case 0xb902: /* DM9801 E5 */
- case 0xb903: /* DM9801 E6 */
- default:
- reg16 |= 0x1000;
- reg25 = ((reg24 + nfloor - 3) & 0x00ff) | 0xc200;
- reg17 = (reg17 & 0xfff0) + nfloor;
- }
- phy_write(16, reg16);
- phy_write(17, reg17);
- phy_write(25, reg25);
-}
-
-/*
- Init LongRun DM9802
-*/
-static void
-program_dm9802(void)
-{
- __u16 reg25;
- if (!nfloor)
- nfloor = DM9802_NOISE_FLOOR;
- reg25 = phy_read(25);
- reg25 = (reg25 & 0xff00) + nfloor;
- phy_write(25, reg25);
-}
-
-/* Identify NIC type
-*/
-static void
-identify_nic(void)
-{
- struct board_info *db = &dm9000_info;
- u16 phy_reg3;
- DM9000_iow(DM9000_NCR, NCR_EXT_PHY);
- phy_reg3 = phy_read(3);
- switch (phy_reg3 & 0xfff0) {
- case 0xb900:
- if (phy_read(31) == 0x4404) {
- db->nic_type = HOMERUN_NIC;
- program_dm9801(phy_reg3);
- DM9000_DBG("found homerun NIC\n");
- } else {
- db->nic_type = LONGRUN_NIC;
- DM9000_DBG("found longrun NIC\n");
- program_dm9802();
- }
- break;
- default:
- db->nic_type = FASTETHER_NIC;
- break;
- }
- DM9000_iow(DM9000_NCR, 0);
-}
-