[U-Boot] [PATCH 1/1] Add support for Eukrea CPUAT91 SBC
Eric Benard
eric at eukrea.com
Thu Jul 16 15:24:00 CEST 2009
CPUAT91 is built around Atmel's AT91RM9200 and has up to 16MB of NOR
flash, up to 128MB of SDRAM, and includes a Micrel KS8721 PHY in RMII
mode.
Signed-off-by: Eric Benard <eric at eukrea.com>
---
MAINTAINERS | 6 +-
MAKEALL | 3 +-
Makefile | 16 +++
board/eukrea/cpuat91/Makefile | 50 ++++++++
board/eukrea/cpuat91/config.mk | 1 +
board/eukrea/cpuat91/cpuat91.c | 85 ++++++++++++++
cpu/arm920t/at91rm9200/Makefile | 5 +-
cpu/arm920t/at91rm9200/ks8721.c | 244 +++++++++++++++++++++++++++++++++++++++
include/configs/cpuat91.h | 231 ++++++++++++++++++++++++++++++++++++
include/ks8721.h | 78 +++++++++++++
10 files changed, 715 insertions(+), 4 deletions(-)
create mode 100644 board/eukrea/cpuat91/Makefile
create mode 100644 board/eukrea/cpuat91/config.mk
create mode 100644 board/eukrea/cpuat91/cpuat91.c
create mode 100644 cpu/arm920t/at91rm9200/ks8721.c
create mode 100644 include/configs/cpuat91.h
create mode 100644 include/ks8721.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 575a7ec..da64571 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1,4 +1,4 @@
-#########################################################################
+9#########################################################################
# #
# Regular Maintainers for U-Boot board support: #
# #
@@ -515,6 +515,10 @@ Dirk Behme <dirk.behme at gmail.com>
omap3_beagle ARM CORTEX-A8 (OMAP3530 SoC)
+Eric Benard <eric at eukrea.com>
+
+ cpcuat91 ARM920T
+
Rishi Bhattacharya <rishi at ti.com>
omap5912osk ARM926EJS
diff --git a/MAKEALL b/MAKEALL
index 020ff73..0e0b657 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -587,11 +587,12 @@ LIST_at91=" \
at91sam9260ek \
at91sam9261ek \
at91sam9263ek \
- at91sam9g10ek \
+ at91sam9g10ek \
at91sam9g20ek \
at91sam9m10g45ek \
at91sam9rlek \
cmc_pu2 \
+ cpuat91 \
csb637 \
kb9202 \
meesc \
diff --git a/Makefile b/Makefile
index 090e645..02efe1b 100644
--- a/Makefile
+++ b/Makefile
@@ -2683,6 +2683,22 @@ at91rm9200ek_config : unconfig
cmc_pu2_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm920t cmc_pu2 NULL at91rm9200
+xtract_cpuat91 = $(subst _ram,, $(subst _config,,$1))
+
+cpuat91_ram_config \
+cpuat91_config : unconfig
+ @if [ "$(findstring _ram_,$@)" ] ; then \
+ echo "#define CONFIG_CPUAT91_RAM 1" >> ./include/config.h ; \
+ fi;
+ @$(MKCONFIG) -a $(call xtract_cpuat91,$@) arm arm920t cpuat91 eukrea at91rm9200
+ @if [ "$(findstring _ram_,$@)" ] ; then \
+ echo "#define CONFIG_CPUAT91_RAM 1" >> ./include/config.h ; \
+ echo "... CPUAT91 configured for RAM !" ; \
+ else \
+ echo "#define CONFIG_BOOTDELAY 1" >> ./include/config.h ;\
+ echo "... CPUAT91 configure for Flash !" ;\
+ fi;
+
csb637_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm920t csb637 NULL at91rm9200
diff --git a/board/eukrea/cpuat91/Makefile b/board/eukrea/cpuat91/Makefile
new file mode 100644
index 0000000..08a90dc
--- /dev/null
+++ b/board/eukrea/cpuat91/Makefile
@@ -0,0 +1,50 @@
+#
+# (C) Copyright 2003-2006
+# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+#
+# 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 $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS := cpuat91.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/eukrea/cpuat91/config.mk b/board/eukrea/cpuat91/config.mk
new file mode 100644
index 0000000..ef8dda0
--- /dev/null
+++ b/board/eukrea/cpuat91/config.mk
@@ -0,0 +1 @@
+TEXT_BASE = 0x21F00000
diff --git a/board/eukrea/cpuat91/cpuat91.c b/board/eukrea/cpuat91/cpuat91.c
new file mode 100644
index 0000000..c168a3d
--- /dev/null
+++ b/board/eukrea/cpuat91/cpuat91.c
@@ -0,0 +1,85 @@
+/*
+ * (C) Copyright 2006 Eukrea Electromatique <www.eukrea.com>
+ * Eric Benard <ebenard at eukrea.com>
+ * based on at91rm9200dk.c which is :
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger at sysgo.de>
+ *
+ * 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 <asm/arch/AT91RM9200.h>
+#include <at91rm9200_net.h>
+#include <ks8721.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* ------------------------------------------------------------------------- */
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+
+int board_init(void)
+{
+ /* Enable Ctrlc */
+ console_init_f();
+
+ /* memory and cpu-speed are setup before relocation */
+ /* so we do _nothing_ here */
+
+ /* arch number of CPUAT91-Board */
+ gd->bd->bi_arch_number = MACH_TYPE_CPUAT91;
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+ return 0;
+}
+
+int dram_init(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
+ return 0;
+}
+
+#if defined(CONFIG_DRIVER_ETHER)
+#if defined(CONFIG_CMD_NET)
+
+/*
+ * Name:
+ * at91rm9200_GetPhyInterface
+ * Description:
+ * Initialise the interface functions to the PHY
+ * Arguments:
+ * None
+ * Return value:
+ * None
+ */
+void at91rm9200_GetPhyInterface(AT91PS_PhyOps p_phyops)
+{
+ p_phyops->Init = ks8721_InitPhy;
+ p_phyops->IsPhyConnected = ks8721_IsPhyConnected;
+ p_phyops->GetLinkSpeed = ks8721_GetLinkSpeed;
+ p_phyops->AutoNegotiate = ks8721_AutoNegotiate;
+}
+
+#endif /* CONFIG_CMD_NET */
+#endif /* CONFIG_DRIVER_ETHER */
diff --git a/cpu/arm920t/at91rm9200/Makefile b/cpu/arm920t/at91rm9200/Makefile
index 73aeeac..114d8ad 100644
--- a/cpu/arm920t/at91rm9200/Makefile
+++ b/cpu/arm920t/at91rm9200/Makefile
@@ -31,14 +31,15 @@ COBJS += bcm5221.o
COBJS += dm9161.o
COBJS += ether.o
COBJS += i2c.o
+COBJS-$(CONFIG_KS8721_PHY) += ks8721.o
COBJS += lxt972.o
COBJS += reset.o
COBJS += spi.o
COBJS += timer.o
COBJS += usb.o
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) $(COBJS-y:.o=.c)
+OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS) $(COBJS-y))
all: $(obj).depend $(LIB)
diff --git a/cpu/arm920t/at91rm9200/ks8721.c b/cpu/arm920t/at91rm9200/ks8721.c
new file mode 100644
index 0000000..703e58c
--- /dev/null
+++ b/cpu/arm920t/at91rm9200/ks8721.c
@@ -0,0 +1,244 @@
+/*
+ * (C) Copyright 2006
+ * Author : Eric Benard (Eukrea Electromatique)
+ * based on dm9161.c which is :
+ * (C) Copyright 2003
+ * Author : Hamid Ikdoumi (Atmel)
+ *
+ * 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 <at91rm9200_net.h>
+#include <net.h>
+#include <ks8721.h>
+
+#ifdef CONFIG_DRIVER_ETHER
+
+#if defined(CONFIG_CMD_NET)
+
+/*
+ * Name:
+ * ks8721_IsPhyConnected
+ * Description:
+ * Reads the 2 PHY ID registers
+ * Arguments:
+ * p_mac - pointer to AT91S_EMAC struct
+ * Return value:
+ * TRUE - if id read successfully
+ * FALSE- if error
+ */
+unsigned int ks8721_IsPhyConnected(AT91PS_EMAC p_mac)
+{
+ unsigned short Id1, Id2;
+
+ at91rm9200_EmacEnableMDIO(p_mac);
+ at91rm9200_EmacReadPhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_PHYID1, &Id1);
+ at91rm9200_EmacReadPhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_PHYID2, &Id2);
+ at91rm9200_EmacDisableMDIO(p_mac);
+
+ if ((Id1 == (KS8721_PHYID_OUI >> 6)) &&
+ ((Id2 >> 10) == (KS8721_PHYID_OUI & KS8721_LSB_MASK))) {
+ if ((Id2 & KS8721_MODELMASK) == KS8721BL_MODEL)
+ printf("Micrel KS8721bL PHY detected : ");
+ else
+ printf("Unknown Micrel PHY detected : ");
+ return TRUE;
+ }
+ return FALSE;
+}
+
+/*
+ * Name:
+ * ks8721_GetLinkSpeed
+ * Description:
+ * Link parallel detection status of MAC is checked and set in the
+ * MAC configuration registers
+ * Arguments:
+ * p_mac - pointer to MAC
+ * Return value:
+ * TRUE - if link status set succesfully
+ * FALSE - if link status not set
+ */
+UCHAR ks8721_GetLinkSpeed(AT91PS_EMAC p_mac)
+{
+ unsigned short stat1;
+
+ if (!at91rm9200_EmacReadPhy(p_mac, KS8721_BMSR, &stat1))
+ return FALSE;
+
+ if (!(stat1 & KS8721_LINK_STATUS)) { /* link status up? */
+ printf("Link Down !\n");
+ return FALSE;
+ }
+
+ if (stat1 & KS8721_100BASE_TX_FD) {
+ /*set Emac for 100BaseTX and Full Duplex */
+ printf("100BT FD\n");
+ p_mac->EMAC_CFG |= AT91C_EMAC_SPD | AT91C_EMAC_FD;
+ return TRUE;
+ }
+
+ if (stat1 & KS8721_10BASE_T_FD) {
+ /*set MII for 10BaseT and Full Duplex */
+ printf("10BT FD\n");
+ p_mac->EMAC_CFG = (p_mac->EMAC_CFG &
+ ~(AT91C_EMAC_SPD | AT91C_EMAC_FD))
+ | AT91C_EMAC_FD;
+ return TRUE;
+ }
+
+ if (stat1 & KS8721_100BASE_T4_HD) {
+ /*set MII for 100BaseTX and Half Duplex */
+ printf("100BT HD\n");
+ p_mac->EMAC_CFG = (p_mac->EMAC_CFG &
+ ~(AT91C_EMAC_SPD | AT91C_EMAC_FD))
+ | AT91C_EMAC_SPD;
+ return TRUE;
+ }
+
+ if (stat1 & KS8721_10BASE_T_HD) {
+ /*set MII for 10BaseT and Half Duplex */
+ printf("10BT HD\n");
+ p_mac->EMAC_CFG &= ~(AT91C_EMAC_SPD | AT91C_EMAC_FD);
+ return TRUE;
+ }
+ return FALSE;
+}
+
+
+/*
+ * Name:
+ * ks8721_InitPhy
+ * Description:
+ * MAC starts checking its link by using parallel detection and
+ * Autonegotiation and the same is set in the MAC configuration registers
+ * Arguments:
+ * p_mac - pointer to struct AT91S_EMAC
+ * Return value:
+ * TRUE - if link status set succesfully
+ * FALSE - if link status not set
+ */
+UCHAR ks8721_InitPhy(AT91PS_EMAC p_mac)
+{
+ UCHAR ret = TRUE;
+ unsigned short IntValue;
+
+ at91rm9200_EmacEnableMDIO(p_mac);
+
+ if (!ks8721_GetLinkSpeed(p_mac)) {
+ /* Try another time */
+ ret = ks8721_GetLinkSpeed(p_mac);
+ }
+
+ /* Disable PHY Interrupts */
+ IntValue = 0;
+ at91rm9200_EmacWritePhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_MDINTR, &IntValue);
+ at91rm9200_EmacDisableMDIO(p_mac);
+
+ return ret;
+}
+
+
+/*
+ * Name:
+ * ks8721_AutoNegotiate
+ * Description:
+ * MAC Autonegotiates with the partner status of same is set in the
+ * MAC configuration registers
+ * Arguments:
+ * dev - pointer to struct net_device
+ * Return value:
+ * TRUE - if link status set successfully
+ * FALSE - if link status not set
+ */
+UCHAR ks8721_AutoNegotiate(AT91PS_EMAC p_mac, int *status)
+{
+ unsigned short value;
+ unsigned short PhyAnar;
+ unsigned short PhyAnalpar;
+
+ /* Set ks8721 control register */
+ if (!at91rm9200_EmacReadPhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_BMCR, &value))
+ return FALSE;
+ value &= ~KS8721_AUTONEG; /* remove autonegotiation enable */
+ value |= KS8721_ISOLATE; /* Electrically isolate PHY */
+ if (!at91rm9200_EmacWritePhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_BMCR, &value))
+ return FALSE;
+
+ /* Set the Auto_negotiation Advertisement Register */
+ /* MII advertising for Next page, 100BaseTxFD and HD, */
+ /* 10BaseTFD and HD, IEEE 802.3 */
+ PhyAnar = KS8721_NP | KS8721_TX_FDX | KS8721_TX_HDX |
+ KS8721_10_FDX | KS8721_10_HDX | KS8721_AN_IEEE_802_3;
+ if (!at91rm9200_EmacWritePhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_ANAR, &PhyAnar))
+ return FALSE;
+
+ /* Read the Control Register */
+ if (!at91rm9200_EmacReadPhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_BMCR, &value))
+ return FALSE;
+
+ value |= KS8721_SPEED_SELECT | KS8721_AUTONEG | KS8721_DUPLEX_MODE;
+ if (!at91rm9200_EmacWritePhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_BMCR, &value))
+ return FALSE;
+ /* Restart Auto_negotiation */
+ value |= KS8721_RESTART_AUTONEG;
+ value &= ~KS8721_ISOLATE;
+ if (!at91rm9200_EmacWritePhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_BMCR, &value))
+ return FALSE;
+
+ /*check AutoNegotiate complete */
+ udelay(10000);
+ at91rm9200_EmacReadPhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_BMSR, &value);
+ if (!(value & KS8721_AUTONEG_COMP))
+ return FALSE;
+
+ /* Get the AutoNeg Link partner base page */
+ if (!at91rm9200_EmacReadPhy(p_mac,
+ CONFIG_PHY_ADDRESS | KS8721_ANLPAR, &PhyAnalpar))
+ return FALSE;
+
+ if ((PhyAnar & KS8721_TX_FDX) && (PhyAnalpar & KS8721_TX_FDX)) {
+ /*set MII for 100BaseTX and Full Duplex */
+ p_mac->EMAC_CFG |= AT91C_EMAC_SPD | AT91C_EMAC_FD;
+ return TRUE;
+ }
+
+ if ((PhyAnar & KS8721_10_FDX) && (PhyAnalpar & KS8721_10_FDX)) {
+ /*set MII for 10BaseT and Full Duplex */
+ p_mac->EMAC_CFG = (p_mac->EMAC_CFG &
+ ~(AT91C_EMAC_SPD | AT91C_EMAC_FD))
+ | AT91C_EMAC_FD;
+ return TRUE;
+ }
+ return FALSE;
+}
+
+#endif /* CONFIG_CMD_NET */
+
+#endif /* CONFIG_DRIVER_ETHER */
diff --git a/include/configs/cpuat91.h b/include/configs/cpuat91.h
new file mode 100644
index 0000000..93ac0e3
--- /dev/null
+++ b/include/configs/cpuat91.h
@@ -0,0 +1,231 @@
+/*
+ * CPUAT91 by (C) Copyright 2006 Eric Benard
+ * ebenard at eukrea.com
+ *
+ * Configuration settings for the CPUAT91 board.
+ *
+ * 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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#if defined(CONFIG_CPUAT91_RAM)
+#define CONFIG_SKIP_LOWLEVEL_INIT 1
+#define CONFIG_SKIP_RELOCATE_UBOOT 1
+#endif
+
+#define AT91C_MAIN_CLOCK 179712000
+#define AT91C_MASTER_CLOCK 59904000
+
+#define AT91_SLOW_CLOCK 32768
+
+#define CONFIG_ARM920T 1
+#define CONFIG_AT91RM9200 1
+#define CONFIG_AT91RM9200DK 1
+#define CONFIG_CPUAT91 1
+
+#undef CONFIG_USE_IRQ
+#define USE_920T_MMU 1
+
+#define CONFIG_CMDLINE_TAG 1
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_INITRD_TAG 1
+
+#ifndef CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_SYS_USE_MAIN_OSCILLATOR 1
+/* flash */
+#define CONFIG_SYS_MC_PUIA_VAL 0x00000000
+#define CONFIG_SYS_MC_PUP_VAL 0x00000000
+#define CONFIG_SYS_MC_PUER_VAL 0x00000000
+#define CONFIG_SYS_MC_ASR_VAL 0x00000000
+#define CONFIG_SYS_MC_AASR_VAL 0x00000000
+#define CONFIG_SYS_EBI_CFGR_VAL 0x00000000
+#define CONFIG_SYS_SMC_CSR0_VAL 0x00003284 /* 16bit, 2 TDF, 4 WS */
+
+/* clocks */
+#define CONFIG_SYS_PLLAR_VAL 0x20263E04 /* 179.712000 MHz for PCK */
+#define CONFIG_SYS_PLLBR_VAL 0x10483E0E /* 48.054857 MHz for USB */
+#define CONFIG_SYS_MCKR_VAL 0x00000202 /* PCK/3 = MCK Master Clock */
+
+/* sdram */
+#define CONFIG_SYS_PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as D16/D31 */
+#define CONFIG_SYS_PIOC_BSR_VAL 0x00000000
+#define CONFIG_SYS_PIOC_PDR_VAL 0xFFFF0000
+#define CONFIG_SYS_EBI_CSA_VAL 0x00000002 /* CS1=SDRAM */
+#define CONFIG_SYS_SDRC_CR_VAL 0x2188C155 /* set up the SDRAM */
+#define CONFIG_SYS_SDRAM 0x20000000 /* address of the SDRAM */
+#define CONFIG_SYS_SDRAM1 0x20000080 /* address of the SDRAM */
+#define CONFIG_SYS_SDRAM_VAL 0x00000000 /* value written to SDRAM */
+#define CONFIG_SYS_SDRC_MR_VAL 0x00000002 /* Precharge All */
+#define CONFIG_SYS_SDRC_MR_VAL1 0x00000004 /* refresh */
+#define CONFIG_SYS_SDRC_MR_VAL2 0x00000003 /* Load Mode Register */
+#define CONFIG_SYS_SDRC_MR_VAL3 0x00000000 /* Normal Mode */
+#define CONFIG_SYS_SDRC_TR_VAL 0x000002E0 /* Write refresh rate */
+#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
+
+/* define one of these to choose the DBGU, USART0 or USART1 as console */
+#define CONFIG_AT91RM9200_USART 1
+#define CONFIG_DBGU 1
+#undef CONFIG_USART0
+#undef CONFIG_USART1
+
+#undef CONFIG_HWFLOW
+#undef CONFIG_MODEM_SUPPORT
+
+#define CONFIG_HARD_I2C 1
+
+#if defined(CONFIG_HARD_I2C)
+#define CONFIG_SYS_I2C_SPEED 50000
+#define CONFIG_SYS_I2C_SLAVE 0
+#define CONFIG_SYS_I2C_EEPROM_ADDR 0x54
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
+#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 1
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
+#endif
+
+#define CONFIG_BOOTP_BOOTFILESIZE 1
+#define CONFIG_BOOTP_BOOTPATH 1
+#define CONFIG_BOOTP_GATEWAY 1
+#define CONFIG_BOOTP_HOSTNAME 1
+
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_DHCP 1
+#define CONFIG_CMD_PING 1
+#define CONFIG_CMD_MII 1
+#define CONFIG_CMD_CACHE 1
+#undef CONFIG_CMD_USB
+
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_IMI
+#undef CONFIG_CMD_LOADS
+#undef CONFIG_CMD_NFS
+
+#if defined(CONFIG_HARD_I2C)
+#define CONFIG_CMD_EEPROM 1
+#define CONFIG_CMD_I2C 1
+#endif
+
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM 0x20000000
+#define PHYS_SDRAM_SIZE 0x02000000
+
+#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
+#define CONFIG_SYS_MEMTEST_END \
+ (CONFIG_SYS_MEMTEST_START + PHYS_SDRAM_SIZE - 512 * 1024)
+
+#define CONFIG_DRIVER_ETHER 1
+#define CONFIG_NET_RETRY_COUNT 20
+#define CONFIG_AT91C_USE_RMII 1
+#define CONFIG_PHY_ADDRESS (1 << 5)
+#define CONFIG_KS8721_PHY 1
+
+#define CONFIG_SYS_FLASH_CFI 1
+#define CONFIG_FLASH_CFI_DRIVER 1
+#define CONFIG_SYS_FLASH_EMPTY_INFO 1
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
+#define CONFIG_SYS_MAX_FLASH_BANKS 1
+#define CONFIG_SYS_FLASH_PROTECTION 1
+#define PHYS_FLASH_1 0x10000000
+#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
+#define CONFIG_SYS_MAX_FLASH_SECT 128
+
+#if defined(CONFIG_CMD_USB)
+#define CONFIG_USB_OHCI_NEW 1
+#define CONFIG_USB_STORAGE 1
+#define CONFIG_DOS_PARTITION 1
+#define CONFIG_AT91C_PQFP_UHPBU 1
+#undef CONFIG_SYS_USB_OHCI_BOARD_INIT
+#define CONFIG_SYS_USB_OHCI_CPU_INIT 1
+#define CONFIG_SYS_USB_OHCI_REGS_BASE AT91_USB_HOST_BASE
+#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91rm9200"
+#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 15
+#endif
+
+#define CONFIG_ENV_IS_IN_FLASH 1
+#define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x20000)
+#define CONFIG_ENV_SIZE 0x20000
+#define CONFIG_ENV_SECT_SIZE 0x20000
+
+#define CONFIG_SYS_LOAD_ADDR 0x21000000
+
+#define CONFIG_BAUDRATE 115200
+#define CONFIG_SYS_BAUDRATE_TABLE { 115200, 57600, 38400, 19200, 9600 }
+
+#define CONFIG_SYS_PROMPT "CPUAT91=> "
+#define CONFIG_SYS_CBSIZE 256
+#define CONFIG_SYS_MAXARGS 32
+#define CONFIG_SYS_PBSIZE \
+ (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_CMDLINE_EDITING 1
+#define CONFIG_SYS_LONGHELP 1
+
+#define CONFIG_SYS_HZ 1000
+#define CONFIG_SYS_HZ_CLOCK (AT91C_MASTER_CLOCK / 2)
+
+#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024)
+#define CONFIG_SYS_GBL_DATA_SIZE 128
+#define CONFIG_STACKSIZE (32 * 1024)
+
+#if defined(CONFIG_USE_IRQ)
+#error CONFIG_USE_IRQ not supported
+#endif
+
+#define CONFIG_DEVICE_NULLDEV 1
+#define CONFIG_SILENT_CONSOLE 1
+
+#define CONFIG_AUTOBOOT_KEYED 1
+#define CONFIG_AUTOBOOT_PROMPT \
+ "Press SPACE to abort autoboot in %d seconds\n"
+#define CONFIG_AUTOBOOT_STOP_STR " "
+#define CONFIG_AUTOBOOT_DELAY_STR "d"
+
+#define CONFIG_VERSION_VARIABLE 1
+
+#define MTDIDS_DEFAULT "nor0=physmap-flash.0"
+#define MTDPARTS_DEFAULT \
+ "mtdparts=physmap-flash.0:" \
+ "128k(u-boot)ro," \
+ "128k(u-boot-env)," \
+ "1408k(kernel)," \
+ "-(rootfs)"
+
+#define CONFIG_BOOTARGS \
+ "root=/dev/mtdblock3 rootfstype=jffs2 console=ttyS0,115200"
+
+#define CONFIG_BOOTCOMMAND "run flashboot"
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "mtdid=" MTDIDS_DEFAULT "\0" \
+ "mtdparts=" MTDPARTS_DEFAULT "\0" \
+ "flub=tftp 21000000 cpuat91/u-boot.bin; protect off 10000000 " \
+ "1001FFFF; erase 10000000 1001FFFF; cp.b 21000000 " \
+ "10000000 ${filesize}\0" \
+ "flui=tftp 21000000 cpuat91/uImage; protect off 10040000 " \
+ "1019ffff; erase 10040000 1019ffff; cp.b 21000000 " \
+ "10040000 ${filesize}\0" \
+ "flrfs=tftp 21000000 cpuat91/rootfs.jffs2; protect off " \
+ "101a0000 10ffffff; erase 101a0000 10ffffff; cp.b " \
+ "21000000 101A0000 ${filesize}\0" \
+ "ramargs=setenv bootargs $(bootargs) $(mtdparts)\0" \
+ "flashboot=run ramargs;bootm 10040000\0" \
+ "netboot=run ramargs;tftpboot 21000000 cpuat91/uImage;" \
+ "bootm 21000000\0"
+#endif /* __CONFIG_H */
diff --git a/include/ks8721.h b/include/ks8721.h
new file mode 100644
index 0000000..d29910b
--- /dev/null
+++ b/include/ks8721.h
@@ -0,0 +1,78 @@
+/*
+ * NOTE: DAVICOM ethernet Physical layer
+ *
+ * Version: KS8721.h
+ *
+ * Authors: Eric Benard (based on dm9161.h)
+ *
+ * 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.
+ */
+
+/* MICREL PHYSICAL LAYER TRANSCEIVER KS8721 */
+
+#define KS8721_BMCR 0
+#define KS8721_BMSR 1
+#define KS8721_PHYID1 2
+#define KS8721_PHYID2 3
+#define KS8721_ANAR 4
+#define KS8721_ANLPAR 5
+#define KS8721_ANER 6
+#define KS8721_RECR 15
+#define KS8721_MDINTR 27
+#define KS8721_100BT 31
+
+/* --Bit definitions: KS8721_BMCR */
+#define KS8721_RESET (1 << 15)
+#define KS8721_LOOPBACK (1 << 14)
+#define KS8721_SPEED_SELECT (1 << 13)
+#define KS8721_AUTONEG (1 << 12)
+#define KS8721_POWER_DOWN (1 << 11)
+#define KS8721_ISOLATE (1 << 10)
+#define KS8721_RESTART_AUTONEG (1 << 9)
+#define KS8721_DUPLEX_MODE (1 << 8)
+#define KS8721_COLLISION_TEST (1 << 7)
+#define KS8721_DISABLE (1 << 0)
+
+/*--Bit definitions: KS8721_BMSR */
+#define KS8721_100BASE_T4 (1 << 15)
+#define KS8721_100BASE_TX_FD (1 << 14)
+#define KS8721_100BASE_T4_HD (1 << 13)
+#define KS8721_10BASE_T_FD (1 << 12)
+#define KS8721_10BASE_T_HD (1 << 11)
+#define KS8721_MF_PREAMB_SUPPR (1 << 6)
+#define KS8721_AUTONEG_COMP (1 << 5)
+#define KS8721_REMOTE_FAULT (1 << 4)
+#define KS8721_AUTONEG_ABILITY (1 << 3)
+#define KS8721_LINK_STATUS (1 << 2)
+#define KS8721_JABBER_DETECT (1 << 1)
+#define KS8721_EXTEND_CAPAB (1 << 0)
+
+/*--Bit definitions: KS8721_PHYID */
+#define KS8721_PHYID_OUI 0x0885
+#define KS8721_LSB_MASK 0x3F
+
+#define KS8721BL_MODEL 0x21
+#define KS8721_MODELMASK 0x3F0
+#define KS8721BL_REV 0x9
+#define KS8721_REVMASK 0xF
+
+/*--Bit definitions: KS8721_ANAR, KS8721_ANLPAR */
+#define KS8721_NP (1 << 15)
+#define KS8721_ACK (1 << 14)
+#define KS8721_RF (1 << 13)
+#define KS8721_PAUSE (1 << 10)
+#define KS8721_T4 (1 << 9)
+#define KS8721_TX_FDX (1 << 8)
+#define KS8721_TX_HDX (1 << 7)
+#define KS8721_10_FDX (1 << 6)
+#define KS8721_10_HDX (1 << 5)
+#define KS8721_AN_IEEE_802_3 0x0001
+
+/****************** function prototypes **********************/
+unsigned int ks8721_IsPhyConnected(AT91PS_EMAC p_mac);
+unsigned char ks8721_GetLinkSpeed(AT91PS_EMAC p_mac);
+unsigned char ks8721_AutoNegotiate(AT91PS_EMAC p_mac, int *status);
+unsigned char ks8721_InitPhy(AT91PS_EMAC p_mac);
--
1.6.0.4
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