Added support for KwikByte KB920x boards (based on AT91RM9200)
authorWolfgang Denk <wd@pollux.denx.de>
Tue, 4 Oct 2005 22:19:34 +0000 (00:19 +0200)
committerWolfgang Denk <wd@pollux.denx.de>
Tue, 4 Oct 2005 22:19:34 +0000 (00:19 +0200)
Patch by Matt ?? <kb9200_dev@kwikbyte.com>, 27 Apr 2005

CHANGELOG
MAKEALL
Makefile
README
board/kb9202/Makefile [new file with mode: 0644]
board/kb9202/config.mk [new file with mode: 0644]
board/kb9202/kb9202.c [new file with mode: 0644]
board/kb9202/lxt972.c [new file with mode: 0644]
board/kb9202/u-boot.lds [new file with mode: 0644]
cpu/mpc85xx/start.S
include/configs/kb9202.h [new file with mode: 0644]

index 3303bb732259cf43098826e93f8eca93afc4d551..98a15159b82bf8632249e1e0942137e61b4ab1fb 100644 (file)
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,9 @@
 Changes for U-Boot 1.1.4:
 ======================================================================
 
+* Added support for KwikByte KB920x boards (based on AT91RM9200)
+  Patch by Matt ?? <kb9200_dev@kwikbyte.com>, 27 Apr 2005
+
 * Add support for S29GL064M-R3 flash chip on xsengine board
   Patch by Kurt Stremerch, 18 Apr 2005
 
diff --git a/MAKEALL b/MAKEALL
index ba6025143f404c5cf53d93a126bd480affd3851c..1328d8a044e3f3c36e603621d039f872e0da86aa 100755 (executable)
--- a/MAKEALL
+++ b/MAKEALL
@@ -179,10 +179,10 @@ LIST_ARM9="       \
        integratorcp_CM920T_ETM         integratorcp_CM922T_XA10        \
        integratorcp_CM926EJ_S          integratorcp_CM940T             \
        integratorcp_CM946E_S           integratorcp_CM966E_S           \
-       lpd7a400        mp2usb          mx1ads          mx1fs2          \
-       omap1510inn     omap1610h2      omap1610inn     omap730p2       \
-       scb9328         smdk2400        smdk2410        trab            \
-       VCMA9           versatile       voiceblue                       \
+       kb9202          lpd7a400        mp2usb          mx1ads          \
+       mx1fs2          omap1510inn     omap1610h2      omap1610inn     \
+       omap730p2       scb9328         smdk2400        smdk2410        \
+       trab            VCMA9           versatile       voiceblue       \
 "
 
 #########################################################################
index 12c186b49f1d4ede3027a0c09ee68d14e3eeaf88..87bc949d645e416529e4553d15540ec33f7a2df3 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1566,6 +1566,9 @@ integratorcp_CM1136JF_S_config    :       unconfig
        ./mkconfig -a $(call xtract_int_board,cp,$@) arm $$cpu          \
                      $(call xtract_int_board,cp,$@);
 
+kb9202_config  :       unconfig
+       @./mkconfig $(@:_config=) arm arm920t kb9202 NULL at91rm9200
+
 lpd7a400_config \
 lpd7a404_config:       unconfig
        @./mkconfig $(@:_config=) arm lh7a40x lpd7a40x
diff --git a/README b/README
index ce5ad4c95f6dfbf67018b5e9fcb74485ed56ce51..81197dc2079e97225b61f07a67a527b6590b9bb4 100644 (file)
--- a/README
+++ b/README
@@ -305,10 +305,11 @@ The following options need to be configured:
                CONFIG_ARMADILLO,       CONFIG_AT91RM9200DK,    CONFIG_CERF250,
                CONFIG_DNP1110,         CONFIG_EP7312,          CONFIG_H2_OMAP1610,
                CONFIG_HHP_CRADLE,      CONFIG_IMPA7,           CONFIG_INNOVATOROMAP1510,
-               CONFIG_INNOVATOROMAP1610, CONFIG_LART,          CONFIG_LPD7A400,
-               CONFIG_LUBBOCK,         CONFIG_OSK_OMAP5912,    CONFIG_OMAP2420H4,
-               CONFIG_SHANNON,         CONFIG_P2_OMAP730,      CONFIG_SMDK2400,
-               CONFIG_SMDK2410,        CONFIG_TRAB,            CONFIG_VCMA9
+               CONFIG_INNOVATOROMAP1610, CONFIG_KB9202,        CONFIG_LART,
+               CONFIG_LPD7A400,        CONFIG_LUBBOCK,         CONFIG_OSK_OMAP5912,
+               CONFIG_OMAP2420H4,      CONFIG_SHANNON,         CONFIG_P2_OMAP730,
+               CONFIG_SMDK2400,        CONFIG_SMDK2410,        CONFIG_TRAB,
+               CONFIG_VCMA9
 
                MicroBlaze based boards:
                ------------------------
diff --git a/board/kb9202/Makefile b/board/kb9202/Makefile
new file mode 100644 (file)
index 0000000..a62d849
--- /dev/null
@@ -0,0 +1,49 @@
+#
+# (C) Copyright 2003
+# Wolfgang Denk, DENX Software Engineering, wd@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
+#
+# Adapted for KwikByte KB920x boards - APR2005
+#
+#
+
+include $(TOPDIR)/config.mk
+
+LIB    = lib$(BOARD).a
+
+OBJS   := kb9202.o lxt972.o
+
+$(LIB):        $(OBJS) $(SOBJS)
+       $(AR) crv $@ $(OBJS) $(SOBJS)
+
+clean:
+       rm -f $(SOBJS) $(OBJS)
+
+distclean:     clean
+       rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend:       Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+               $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/kb9202/config.mk b/board/kb9202/config.mk
new file mode 100644 (file)
index 0000000..9ce161e
--- /dev/null
@@ -0,0 +1 @@
+TEXT_BASE = 0x21f00000
diff --git a/board/kb9202/kb9202.c b/board/kb9202/kb9202.c
new file mode 100644 (file)
index 0000000..bab6426
--- /dev/null
@@ -0,0 +1,66 @@
+/*
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@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
+ */
+
+/*
+ * Adatped for KwikByte KB920x board from at91rm9200dk.c: 22APR2005
+ */
+
+#include <common.h>
+#include <asm/arch/AT91RM9200.h>
+
+/* ------------------------------------------------------------------------- */
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+
+void lowlevel_init(void) {
+       /* Required by assembly functions - do nothing  */
+}
+
+int board_init (void)
+{
+       DECLARE_GLOBAL_DATA_PTR;
+
+       /* Enable Ctrlc */
+       console_init_f ();
+
+       /* memory and cpu-speed are setup before relocation */
+       /* so we do _nothing_ here */
+
+       gd->bd->bi_arch_number = MACH_TYPE_KB9200;
+
+       /* adress of boot parameters */
+       gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+       return 0;
+}
+
+int dram_init (void)
+{
+       DECLARE_GLOBAL_DATA_PTR;
+
+       gd->bd->bi_dram[0].start = PHYS_SDRAM;
+       gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
+       return 0;
+}
diff --git a/board/kb9202/lxt972.c b/board/kb9202/lxt972.c
new file mode 100644 (file)
index 0000000..2baddbd
--- /dev/null
@@ -0,0 +1,209 @@
+/*
+ *
+ * (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
+ */
+
+/*
+ * Adatped for KwikByte KB920x board: 22APR2005
+ */
+
+#include <at91rm9200_net.h>
+#include <net.h>
+#include <lxt971a.h>
+
+#ifdef CONFIG_DRIVER_ETHER
+
+#if (CONFIG_COMMANDS & CFG_CMD_NET)
+
+/*
+ * Name:
+ *     lxt972_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
+ */
+static unsigned int lxt972_IsPhyConnected (AT91PS_EMAC p_mac)
+{
+       unsigned short Id1, Id2;
+
+       at91rm9200_EmacEnableMDIO (p_mac);
+       at91rm9200_EmacReadPhy (p_mac, PHY_COMMON_ID1, &Id1);
+       at91rm9200_EmacReadPhy (p_mac, PHY_COMMON_ID2, &Id2);
+       at91rm9200_EmacDisableMDIO (p_mac);
+
+       if ((Id1 == (0x0013)) && ((Id2  & 0xFFF0) == 0x78E0))
+               return TRUE;
+
+       return FALSE;
+}
+
+/*
+ * Name:
+ *     lxt972_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
+ */
+static UCHAR lxt972_GetLinkSpeed (AT91PS_EMAC p_mac)
+{
+       unsigned short stat1;
+
+       if (!at91rm9200_EmacReadPhy (p_mac, PHY_LXT971_STAT2, &stat1))
+               return FALSE;
+
+       if (!(stat1 & PHY_LXT971_STAT2_LINK))   /* link status up? */
+               return FALSE;
+
+       if (stat1 & PHY_LXT971_STAT2_100BTX) {
+
+               if (stat1 & PHY_LXT971_STAT2_DUPLEX_MODE) {
+
+                       /*set Emac for 100BaseTX and Full Duplex  */
+                       p_mac->EMAC_CFG |= AT91C_EMAC_SPD | AT91C_EMAC_FD;
+               } else {
+
+                       /*set Emac for 100BaseTX and Half Duplex  */
+                       p_mac->EMAC_CFG = (p_mac->EMAC_CFG &
+                                       ~(AT91C_EMAC_SPD | AT91C_EMAC_FD))
+                                       | AT91C_EMAC_SPD;
+               }
+
+               return TRUE;
+
+       } else {
+
+               if (stat1 & PHY_LXT971_STAT2_DUPLEX_MODE) {
+
+                       /*set MII for 10BaseT and Full Duplex  */
+                       p_mac->EMAC_CFG = (p_mac->EMAC_CFG &
+                                       ~(AT91C_EMAC_SPD | AT91C_EMAC_FD))
+                                       | AT91C_EMAC_FD;
+               } else {
+
+                       /*set MII for 10BaseT and Half Duplex  */
+                       p_mac->EMAC_CFG &= ~(AT91C_EMAC_SPD | AT91C_EMAC_FD);
+               }
+
+               return TRUE;
+       }
+
+       return FALSE;
+}
+
+
+/*
+ * Name:
+ *     lxt972_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
+ */
+static UCHAR lxt972_InitPhy (AT91PS_EMAC p_mac)
+{
+       UCHAR ret = TRUE;
+
+       at91rm9200_EmacEnableMDIO (p_mac);
+
+       if (!lxt972_GetLinkSpeed (p_mac)) {
+               /* Try another time */
+               ret = lxt972_GetLinkSpeed (p_mac);
+       }
+
+       /* Disable PHY Interrupts */
+       at91rm9200_EmacWritePhy (p_mac, PHY_LXT971_INT_ENABLE, 0);
+
+       at91rm9200_EmacDisableMDIO (p_mac);
+
+       return (ret);
+}
+
+
+/*
+ * Name:
+ *     lxt972_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
+ */
+static UCHAR lxt972_AutoNegotiate (AT91PS_EMAC p_mac, int *status)
+{
+       unsigned short value;
+
+       /* Set lxt972 control register */
+       if (!at91rm9200_EmacReadPhy (p_mac, PHY_COMMON_CTRL, &value))
+               return FALSE;
+
+       /* Restart Auto_negotiation  */
+       value |= PHY_COMMON_CTRL_RES_AUTO;
+       if (!at91rm9200_EmacWritePhy (p_mac, PHY_COMMON_CTRL, &value))
+               return FALSE;
+
+       /*check AutoNegotiate complete */
+       udelay (10000);
+       at91rm9200_EmacReadPhy (p_mac, PHY_COMMON_STAT, &value);
+       if (!(value & PHY_COMMON_STAT_AN_COMP))
+               return FALSE;
+
+       return (lxt972_GetLinkSpeed (p_mac));
+}
+
+
+/*
+ * Name:
+ *     at91rm92000_GetPhyInterface
+ * Description:
+ *     Initialise the interface functions to the PHY
+ * Arguments:
+ *     None
+ * Return value:
+ *     None
+ */
+void at91rm92000_GetPhyInterface(AT91PS_PhyOps p_phyops)
+{
+       p_phyops->Init = lxt972_InitPhy;
+       p_phyops->IsPhyConnected = lxt972_IsPhyConnected;
+       p_phyops->GetLinkSpeed = lxt972_GetLinkSpeed;
+       p_phyops->AutoNegotiate = lxt972_AutoNegotiate;
+}
+
+#endif /* CONFIG_COMMANDS & CFG_CMD_NET */
+
+#endif /* CONFIG_DRIVER_ETHER */
diff --git a/board/kb9202/u-boot.lds b/board/kb9202/u-boot.lds
new file mode 100644 (file)
index 0000000..76df6b2
--- /dev/null
@@ -0,0 +1,56 @@
+/*
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <gj@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
+ */
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+/*OUTPUT_FORMAT("elf32-arm", "elf32-arm", "elf32-arm")*/
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+       . = 0x00000000;
+
+       . = ALIGN(4);
+       .text      :
+       {
+         cpu/arm920t/start.o   (.text)
+         *(.text)
+       }
+
+       . = ALIGN(4);
+       .rodata : { *(.rodata) }
+
+       . = ALIGN(4);
+       .data : { *(.data) }
+
+       . = ALIGN(4);
+       .got : { *(.got) }
+
+       __u_boot_cmd_start = .;
+       .u_boot_cmd : { *(.u_boot_cmd) }
+       __u_boot_cmd_end = .;
+
+       . = ALIGN(4);
+       __bss_start = .;
+       .bss : { *(.bss) }
+       _end = .;
+}
index 2f2bd3ad52a0ef37141e24c4f7bfe3ba3dc03e9f..7ac65736bc03f697863ea7a058ed151ec8c59fbe 100644 (file)
@@ -999,7 +999,7 @@ relocate_code:
         * Re-point the IVPR at RAM
         */
        mtspr   IVPR,r10
-       
+
 /*
  * We are done. Do not return, instead branch to second part of board
  * initialization, now running from RAM.
diff --git a/include/configs/kb9202.h b/include/configs/kb9202.h
new file mode 100644 (file)
index 0000000..a530242
--- /dev/null
@@ -0,0 +1,173 @@
+/*
+ * Rick Bronson <rick@efn.org>
+ *
+ * Configuation settings for the AT91RM9200DK 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
+ */
+
+/*
+ * Adatped for KwikByte KB920x board from at91rm9200dk.h: 22APR2005
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/* ARM asynchronous clock */
+#define AT91C_MAIN_CLOCK       180000000       /* from 10 MHz crystal */
+#define AT91C_MASTER_CLOCK     60000000        /* peripheral clock (AT91C_MASTER_CLOCK / 3) */
+
+#define AT91_SLOW_CLOCK                32768   /* slow clock */
+
+#define CONFIG_ARM920T         1       /* This is an ARM920T Core      */
+#define CONFIG_AT91RM9200      1       /* It's an Atmel AT91RM9200 SoC */
+/* Only define one of the following, based on board type               */
+/* #define     CONFIG_KB9200           1        KwikByte KB9202 board  */
+/* #define     CONFIG_KB9201           1        KwikByte KB9202 board  */
+#define        CONFIG_KB9202           1       /* KwikByte KB9202 board        */
+
+#define        CONFIG_KB920x           1       /* Any KB920x board             */
+#undef  CONFIG_USE_IRQ                 /* we don't need IRQ/FIQ stuff  */
+#define USE_920T_MMU           1
+
+#define CONFIG_CMDLINE_TAG     1       /* enable passing of ATAGs      */
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_INITRD_TAG      1
+
+#define        CONFIG_SKIP_LOWLEVEL_INIT
+
+#define        CFG_LONGHELP
+
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
+#define CFG_GBL_DATA_SIZE      128     /* size in bytes reserved for initial data */
+
+#define CONFIG_BAUDRATE 115200
+
+/*
+ * Hardware drivers
+ */
+
+/* define one of these to choose the DBGU, USART0  or USART1 as console */
+#define CONFIG_DBGU
+#undef CONFIG_USART0
+#undef CONFIG_USART1
+
+#undef CONFIG_HWFLOW                   /* don't include RTS/CTS flow control support   */
+
+#undef CONFIG_MODEM_SUPPORT            /* disable modem initialization stuff */
+
+#define CONFIG_BOOTDELAY       3
+#define CONFIG_ENV_OVERWRITE   1
+
+#define CONFIG_COMMANDS                \
+                      ((CONFIG_CMD_DFL | \
+                       CFG_CMD_I2C | \
+                       CFG_CMD_PING | \
+                       CFG_CMD_DHCP ) & \
+                     ~(CFG_CMD_BDI | \
+                       CFG_CMD_FPGA | \
+                       CFG_CMD_MISC))
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM 0x20000000
+#define PHYS_SDRAM_SIZE 0x2000000  /* 32 megs */
+
+#define CFG_MEMTEST_START              PHYS_SDRAM
+#define CFG_MEMTEST_END                        CFG_MEMTEST_START + PHYS_SDRAM_SIZE - (512*1024)
+
+#define CONFIG_DRIVER_ETHER
+#define CONFIG_NET_RETRY_COUNT         20
+
+#define CFG_FLASH_BASE                 0x10000000
+
+#ifdef CONFIG_KB9202
+#define PHYS_FLASH_SIZE                        0x1000000
+#else
+#define PHYS_FLASH_SIZE                        0x200000
+#endif
+
+#define CFG_MAX_FLASH_BANKS            1
+#define CFG_MAX_FLASH_SECT             256
+
+#define        CONFIG_HARD_I2C
+
+#define        CFG_ENV_IS_IN_EEPROM
+
+#ifdef CONFIG_KB9202
+#define CFG_ENV_OFFSET                 0x3000
+#define CFG_ENV_SIZE                   0x1000
+#else
+#define CFG_ENV_OFFSET                 0x1000
+#define CFG_ENV_SIZE                   0x1000
+#endif
+#define        CFG_I2C_EEPROM_ADDR             0x50
+#define        CFG_EEPROM_PAGE_WRITE_BITS      6
+#define        CFG_I2C_EEPROM_ADDR_LEN         2
+#define        CFG_I2C_SPEED                   50000
+#define        CFG_I2C_SLAVE                   0 /* not used */
+#define        CFG_EEPROM_PAGE_WRITE_DELAY_MS  10
+
+#define CFG_LOAD_ADDR          0x21000000  /* default load address */
+
+#define CFG_BAUDRATE_TABLE     {115200 , 19200, 38400, 57600, 9600 }
+
+#define CFG_PROMPT             "U-Boot> "      /* Monitor Command Prompt */
+#define CFG_CBSIZE             256             /* Console I/O Buffer Size */
+#define CFG_MAXARGS            16              /* max number of command args */
+#define CFG_PBSIZE             (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
+
+#define        CFG_FLASH_CFI_DRIVER
+#define        CFG_FLASH_CFI
+
+#ifndef __ASSEMBLY__
+/*-----------------------------------------------------------------------
+ * Board specific extension for bd_info
+ *
+ * This structure is embedded in the global bd_info (bd_t) structure
+ * and can be used by the board specific code (eg board/...)
+ */
+
+struct bd_info_ext {
+       /* helper variable for board environment handling
+        *
+        * env_crc_valid == 0    =>   uninitialised
+        * env_crc_valid  > 0    =>   environment crc in flash is valid
+        * env_crc_valid  < 0    =>   environment crc in flash is invalid
+        */
+       int env_crc_valid;
+};
+#endif
+
+#define CFG_HZ 1000
+#define CFG_HZ_CLOCK AT91C_MASTER_CLOCK/2      /* AT91C_TC0_CMR is implicitly set to */
+                                       /* AT91C_TC_TIMER_DIV1_CLOCK */
+
+#define CONFIG_STACKSIZE       (32*1024)       /* regular stack */
+
+#ifdef CONFIG_USE_IRQ
+#error CONFIG_USE_IRQ not supported
+#endif
+
+#endif