From 84ad688473bec2875e171b71040eb9e033c6c206 Mon Sep 17 00:00:00 2001 From: Peter Tyser Date: Mon, 12 Apr 2010 22:28:11 -0500 Subject: arm: Move cpu/$CPU to arch/arm/cpu/$CPU Signed-off-by: Peter Tyser --- cpu/arm926ejs/davinci/lxt972.c | 128 ----------------------------------------- 1 file changed, 128 deletions(-) delete mode 100644 cpu/arm926ejs/davinci/lxt972.c (limited to 'cpu/arm926ejs/davinci/lxt972.c') diff --git a/cpu/arm926ejs/davinci/lxt972.c b/cpu/arm926ejs/davinci/lxt972.c deleted file mode 100644 index ce3e41c..0000000 --- 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 - * - * -------------------------------------------------------- - * - * 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 -#include -#include -#include -#include - -#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 */ -- cgit v1.1