summaryrefslogtreecommitdiff
path: root/cpu/arm926ejs/davinci/lxt972.c
diff options
context:
space:
mode:
Diffstat (limited to 'cpu/arm926ejs/davinci/lxt972.c')
-rw-r--r--cpu/arm926ejs/davinci/lxt972.c128
1 files changed, 0 insertions, 128 deletions
diff --git a/cpu/arm926ejs/davinci/lxt972.c b/cpu/arm926ejs/davinci/lxt972.c
deleted file mode 100644
index ce3e41c551..0000000000
--- a/cpu/arm926ejs/davinci/lxt972.c
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Intel LXT971/LXT972 PHY Driver for TI DaVinci
- * (TMS320DM644x) based boards.
- *
- * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
- *
- * --------------------------------------------------------
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <net.h>
-#include <miiphy.h>
-#include <lxt971a.h>
-#include <asm/arch/emac_defs.h>
-
-#ifdef CONFIG_DRIVER_TI_EMAC
-
-#ifdef CONFIG_CMD_NET
-
-int lxt972_is_phy_connected(int phy_addr)
-{
- u_int16_t id1, id2;
-
- if (!davinci_eth_phy_read(phy_addr, PHY_PHYIDR1, &id1))
- return(0);
- if (!davinci_eth_phy_read(phy_addr, PHY_PHYIDR2, &id2))
- return(0);
-
- if ((id1 == (0x0013)) && ((id2 & 0xfff0) == 0x78e0))
- return(1);
-
- return(0);
-}
-
-int lxt972_get_link_speed(int phy_addr)
-{
- u_int16_t stat1, tmp;
- volatile emac_regs *emac = (emac_regs *)EMAC_BASE_ADDR;
-
- if (!davinci_eth_phy_read(phy_addr, PHY_LXT971_STAT2, &stat1))
- return(0);
-
- if (!(stat1 & PHY_LXT971_STAT2_LINK)) /* link up? */
- return(0);
-
- if (!davinci_eth_phy_read(phy_addr, PHY_LXT971_DIG_CFG, &tmp))
- return(0);
-
- tmp |= PHY_LXT971_DIG_CFG_MII_DRIVE;
-
- davinci_eth_phy_write(phy_addr, PHY_LXT971_DIG_CFG, tmp);
- /* Read back */
- if (!davinci_eth_phy_read(phy_addr, PHY_LXT971_DIG_CFG, &tmp))
- return(0);
-
- /* Speed doesn't matter, there is no setting for it in EMAC... */
- if (stat1 & PHY_LXT971_STAT2_DUPLEX_MODE) {
- /* set DM644x EMAC for Full Duplex */
- emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE |
- EMAC_MACCONTROL_FULLDUPLEX_ENABLE;
- } else {
- /*set DM644x EMAC for Half Duplex */
- emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE;
- }
-
- return(1);
-}
-
-
-int lxt972_init_phy(int phy_addr)
-{
- int ret = 1;
-
- if (!lxt972_get_link_speed(phy_addr)) {
- /* Try another time */
- ret = lxt972_get_link_speed(phy_addr);
- }
-
- /* Disable PHY Interrupts */
- davinci_eth_phy_write(phy_addr, PHY_LXT971_INT_ENABLE, 0);
-
- return(ret);
-}
-
-
-int lxt972_auto_negotiate(int phy_addr)
-{
- u_int16_t tmp;
-
- if (!davinci_eth_phy_read(phy_addr, PHY_BMCR, &tmp))
- return(0);
-
- /* Restart Auto_negotiation */
- tmp |= PHY_BMCR_RST_NEG;
- davinci_eth_phy_write(phy_addr, PHY_BMCR, tmp);
-
- /*check AutoNegotiate complete */
- udelay (10000);
- if (!davinci_eth_phy_read(phy_addr, PHY_BMSR, &tmp))
- return(0);
-
- if (!(tmp & PHY_BMSR_AUTN_COMP))
- return(0);
-
- return (lxt972_get_link_speed(phy_addr));
-}
-
-#endif /* CONFIG_CMD_NET */
-
-#endif /* CONFIG_DRIVER_ETHER */