diff options
author | Heiko Schocher <hs@denx.de> | 2011-09-18 19:49:25 +0000 |
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committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2011-09-30 22:00:56 +0200 |
commit | 4f3c42aca423d1e05319edbee17dfe1a55a2bfbb (patch) | |
tree | 395020244f8e9b709a4be92b88fedd7a31aa2ccb /arch/arm/cpu/arm926ejs | |
parent | 49d6da6032c2d55f7912ffedfbf222b6b4511b8c (diff) | |
download | u-boot-imx-4f3c42aca423d1e05319edbee17dfe1a55a2bfbb.zip u-boot-imx-4f3c42aca423d1e05319edbee17dfe1a55a2bfbb.tar.gz u-boot-imx-4f3c42aca423d1e05319edbee17dfe1a55a2bfbb.tar.bz2 |
net, davinci_emac: add KSZ8864 switch
Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Paulraj Sandeep <s-paulraj@ti.com>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Cc: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Diffstat (limited to 'arch/arm/cpu/arm926ejs')
-rw-r--r-- | arch/arm/cpu/arm926ejs/davinci/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/cpu/arm926ejs/davinci/ksz8873.c | 68 |
2 files changed, 69 insertions, 1 deletions
diff --git a/arch/arm/cpu/arm926ejs/davinci/Makefile b/arch/arm/cpu/arm926ejs/davinci/Makefile index 3183e6a..b38623a 100644 --- a/arch/arm/cpu/arm926ejs/davinci/Makefile +++ b/arch/arm/cpu/arm926ejs/davinci/Makefile @@ -32,7 +32,7 @@ COBJS-$(CONFIG_SOC_DM355) += dm355.o COBJS-$(CONFIG_SOC_DM365) += dm365.o COBJS-$(CONFIG_SOC_DM644X) += dm644x.o COBJS-$(CONFIG_SOC_DM646X) += dm646x.o -COBJS-$(CONFIG_DRIVER_TI_EMAC) += lxt972.o dp83848.o et1011c.o +COBJS-$(CONFIG_DRIVER_TI_EMAC) += lxt972.o dp83848.o et1011c.o ksz8873.o SOBJS = reset.o diff --git a/arch/arm/cpu/arm926ejs/davinci/ksz8873.c b/arch/arm/cpu/arm926ejs/davinci/ksz8873.c new file mode 100644 index 0000000..634eda0 --- /dev/null +++ b/arch/arm/cpu/arm926ejs/davinci/ksz8873.c @@ -0,0 +1,68 @@ +/* + * Micrel KSZ8873 PHY Driver for TI DaVinci + * (TMS320DM644x) based boards. + * + * Copyright (C) 2011 Heiko Schocher <hsdenx.de> + * + * based on: + * National Semiconductor DP83848 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 <miiphy.h> +#include <net.h> +#include <asm/arch/emac_defs.h> +#include <asm/io.h> + +int ksz8873_is_phy_connected(int phy_addr) +{ + u_int16_t dummy; + + return davinci_eth_phy_read(phy_addr, MII_PHYSID1, &dummy); +} + +int ksz8873_get_link_speed(int phy_addr) +{ + emac_regs *emac = (emac_regs *)EMAC_BASE_ADDR; + + /* we always have a link to the switch, 100 FD */ + writel((EMAC_MACCONTROL_MIIEN_ENABLE | + EMAC_MACCONTROL_FULLDUPLEX_ENABLE), + &emac->MACCONTROL); + return 1; +} + + +int ksz8873_init_phy(int phy_addr) +{ + return 1; +} + + +int ksz8873_auto_negotiate(int phy_addr) +{ + return dp83848_get_link_speed(phy_addr); +} |