Patch by Wolter Kamphuis, 05 Dec 2003:

Add support for SNMC's QS850/QS823/QS860T boards

1 files changed, 571 insertions, 0 deletions

diff --git a/include/configs/QS850.h b/include/configs/QS850.h
new file mode 100644
index 0000000000..967582b45e
--- /dev/null
+++ b/include/configs/QS850.h
@@ -0,0 +1,571 @@
+/*
+ * (C) Copyright 2003
+ * MuLogic B.V.
+ *
+ * (C) Copyright 2002
+ * Simple Network Magic Corporation
+ *
+ * (C) Copyright 2000
+ * 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
+ */
+
+/*
+ * board/config.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/* various debug settings */
+#undef CFG_DEVICE_NULLDEV		/* null device */
+#undef CONFIG_SILENT_CONSOLE		/* silent console */
+#undef CFG_CONSOLE_INFO_QUIET		/* silent console ? */
+#undef DEBUG				/* debug output code */
+#undef DEBUG_FLASH			/* debug flash code */
+#undef FLASH_DEBUG			/* debug fash code */
+#undef DEBUG_ENV			/* debug environment code */
+
+#define CFG_DIRECT_FLASH_TFTP	1	/* allow direct tftp to flash */
+#define CONFIG_ENV_OVERWRITE	1	/* allow overwrite MAC address */
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_MPC850		1	/* This is a MPC850 CPU */
+#define CONFIG_QS850		1	/* ...on a QS850 module */
+#define CONFIG_SCC2_ENET	1	/* SCC2 10BaseT ethernet */
+
+/* Select the target clock speed */
+#undef CONFIG_CLOCK_16MHZ		/* cpu=16,777,216 Hz, mem=16Mhz */
+#undef CONFIG_CLOCK_33MHZ		/* cpu=33,554,432 Hz, mem=33Mhz */
+#undef CONFIG_CLOCK_50MHZ		/* cpu=49,971,200 Hz, mem=33Mhz */
+#define CONFIG_CLOCK_66MHZ	1	/* cpu=67,108,864 Hz, mem=66Mhz */
+#undef CONFIG_CLOCK_80MHZ		/* cpu=79,986,688 Hz, mem=33Mhz */
+
+#ifdef CONFIG_CLOCK_16MHZ
+#define CONFIG_CLOCK_MULT	512
+#endif
+
+#ifdef CONFIG_CLOCK_33MHZ
+#define CONFIG_CLOCK_MULT	1024
+#endif
+
+#ifdef CONFIG_CLOCK_50MHZ
+#define CONFIG_CLOCK_MULT	1525
+#endif
+
+#ifdef CONFIG_CLOCK_66MHZ
+#define CONFIG_CLOCK_MULT	2048
+#endif
+
+#ifdef CONFIG_CLOCK_80MHZ
+#define CONFIG_CLOCK_MULT	2441
+#endif
+
+/* choose flash size, 4Mb or 8Mb */
+#define CONFIG_FLASH_4MB	1	/* board has 4Mb flash */
+#undef CONFIG_FLASH_8MB			/* board has 8Mb flash */
+
+#define CONFIG_CLOCK_BASE	32768	/* Base clock input freq */
+
+#define CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1 */
+#undef CONFIG_8xx_CONS_SMC2
+#undef CONFIG_8xx_CONS_NONE
+
+#define CONFIG_BAUDRATE		38400	/* console baudrate = 38.4kbps */
+
+#undef CONFIG_CLOCKS_IN_MHZ		/* clocks passsed to Linux in MHz */
+
+/* Define default IP addresses */
+#define CONFIG_IPADDR		192.168.1.99	/* own ip address */
+#define CONFIG_SERVERIP		192.168.1.19	/* used for tftp (not nfs?) */
+
+/* message to say directly after booting */
+#define CONFIG_PREBOOT		"echo '';" \
+	"echo 'type:';" \
+	"echo 'run boot_nfs       to boot to NFS';" \
+	"echo 'run boot_flash     to boot to flash';" \
+	"echo '';" \
+	"echo 'run flash_rootfs   to install a new rootfs';" \
+	"echo 'run flash_env      to clear the env sector';" \
+	"echo 'run flash_rw       to clear the rw fs';" \
+	"echo 'run flash_uboot    to install a new u-boot';" \
+	"echo 'run flash_kernel   to install a new kernel';"
+
+/* wait 5 seconds before executing CONFIG_BOOTCOMMAND */
+#define CONFIG_BOOTDELAY	5
+#define CONFIG_BOOTCOMMAND	"run boot_nfs"
+
+#undef CONFIG_BOOTARGS		/* made by set_nfs of set_flash */
+
+/* Our flash filesystem looks like this
+ *
+ * 4Mb board:
+ * ffc0 0000 - ffeb ffff	root filesystem (jffs2) (~3Mb)
+ * ffec 0000 - ffed ffff	read-write filesystem (ext2)
+ * ffee 0000 - ffef ffff	environment
+ * fff0 0000 - fff1 ffff	u-boot
+ * fff2 0000 - ffff ffff	linux kernel
+ *
+ * 8Mb board:
+ * ff80 0000 - ffeb ffff	root filesystem (jffs2) (~7Mb)
+ * ffec 0000 - ffed ffff	read-write filesystem (ext2)
+ * ffee 0000 - ffef ffff	environment
+ * fff0 0000 - fff1 ffff	u-boot
+ * fff2 0000 - ffff ffff	linux kernel
+ *
+ */
+
+/* environment for 4Mb board */
+#ifdef CONFIG_FLASH_4MB
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"serial#=QS850\0" \
+	"hostname=qs850\0" \
+	"netdev=eth0\0" \
+	"ethaddr=00:01:02:B4:36:56\0" \
+	"rootpath=/exports/rootfs\0" \
+	"mtdparts=mtdparts=phys:2816k(root),128k(rw),128k(env),128k(u-boot),-(kernel)\0" \
+	/* fill in variables */ \
+	"set_ip=setenv ip ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off\0" \
+	"set_nfs=setenv bootargs root=/dev/nfs rw nfsroot=$serverip:$rootpath $ip init=/sbin/init $mtdparts\0" \
+	"set_flash=setenv bootargs root=/dev/mtdblock1 ro $ip init=/sbin/init $mtdparts\0" \
+	/* commands */ \
+	"boot_nfs=run set_ip; run set_nfs; tftp 0x400000 /tftpboot/vmlinux.UBoot; bootm 0x400000\0" \
+	"boot_flash=run set_ip; run set_flash; bootm fff20000\0" \
+	/* reinstall flash parts */ \
+	"flash_rootfs=protect off ffc00000 ffebffff; era ffc00000 ffebffff; tftp ffc00000 /tftpboot/rootfs.jffs2\0" \
+	"flash_rw=protect off ffec0000 ffedffff; era ffec0000 ffedffff\0" \
+	"flash_env=protect off ffee0000 ffefffff; era ffee0000 ffefffff\0" \
+	"flash_uboot=protect off fff00000 fff1ffff; era fff00000 fff1ffff; tftp fff00000 /tftpboot/u-boot.4mb.bin\0" \
+	"flash_kernel=protect off fff20000 ffffffff; era fff20000 ffffffff; tftp fff20000 /tftpboot/vmlinux.UBoot\0"
+#endif /* CONFIG_FLASH_4MB */
+
+/* environment for 8Mb board */
+#ifdef CONFIG_FLASH_8MB
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"serial#=QS850\0" \
+	"hostname=qs850\0" \
+	"netdev=eth0\0" \
+	"ethaddr=00:01:02:B4:36:56\0" \
+	"rootpath=/exports/rootfs\0" \
+	"mtdparts=mtdparts=phys:6912k(root),128k(rw),128k(env),128k(u-boot),-(kernel)\0" \
+	/* fill in variables */ \
+	"set_ip=setenv ip ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off\0" \
+	"set_nfs=setenv bootargs root=/dev/nfs rw nfsroot=$serverip:$rootpath $ip init=/sbin/init $mtdparts\0" \
+	"set_flash=setenv bootargs root=/dev/mtdblock1 ro $ip init=/sbin/init $mtdparts\0" \
+	/* commands */ \
+	"boot_nfs=run set_ip; run set_nfs; tftp 0x400000 /tftpboot/vmlinux.UBoot; bootm 0x400000\0" \
+	"boot_flash=run set_ip; run set_flash; bootm fff20000\0" \
+	/* reinstall flash parts */ \
+	"flash_rootfs=protect off ff800000 ffebffff; era ff800000 ffebffff; tftp ff800000 /tftpboot/rootfs.jffs2\0" \
+	"flash_rw=protect off ffec0000 ffedffff; era ffec0000 ffedffff\0" \
+	"flash_env=protect off ffee0000 ffefffff; era ffee0000 ffefffff\0" \
+	"flash_uboot=protect off fff00000 fff1ffff; era fff00000 fff1ffff; tftp fff00000 /tftpboot/u-boot.8mb.bin\0" \
+	"flash_kernel=protect off fff20000 ffffffff; era fff20000 ffffffff; tftp fff20000 /tftpboot/vmlinux.UBoot\0"
+#endif /* CONFIG_FLASH_8MB */
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
+#undef CFG_LOADS_BAUD_CHANGE		/* don't allow baudrate change */
+#undef CONFIG_WATCHDOG			/* watchdog disabled */
+#undef CONFIG_STATUS_LED		/* Status LED disabled */
+#undef CONFIG_CAN_DRIVER		/* CAN Driver support disabled */
+
+#define CONFIG_BOOTP_MASK	(CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
+
+#undef CONFIG_MAC_PARTITION
+#undef CONFIG_DOS_PARTITION
+
+#define CONFIG_RTC_MPC8xx	/* use internal RTC of MPC8xx */
+
+#define CONFIG_COMMANDS		(CFG_CMD_BDI	| \
+	CFG_CMD_BOOTD	| \
+	CFG_CMD_CONSOLE	| \
+	CFG_CMD_DATE	| \
+	CFG_CMD_ENV	| \
+	CFG_CMD_FLASH	| \
+	CFG_CMD_IMI	| \
+	CFG_CMD_IMMAP	| \
+	CFG_CMD_MEMORY	| \
+	CFG_CMD_NET	| \
+	CFG_CMD_RUN)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+/*-----------------------------------------------------------------------
+ * Environment variable storage is in FLASH, one sector before U-boot
+ */
+#define CFG_ENV_IS_IN_FLASH	1
+#define CFG_ENV_SECT_SIZE	0x20000		/* 128Kb, one whole sector */
+#define CFG_ENV_SIZE		0x2000		/* 8kb */
+#define CFG_ENV_ADDR		0xffee0000	/* address of env sector */
+
+/*-----------------------------------------------------------------------
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP				/* undef to save memory */
+#define CFG_PROMPT		"=> "		/* Monitor Command Prompt */
+
+#define CFG_HUSH_PARSER		1		/* use "hush" command parser */
+#define CFG_PROMPT_HUSH_PS2	"> "
+
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CBSIZE		1024		/* Console I/O Buffer Size */
+#else
+#define CFG_CBSIZE		256		/* Console I/O Buffer Size */
+#endif
+#define CFG_PBSIZE		(CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
+#define CFG_MAXARGS		16		/* max number of command args */
+#define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size */
+
+#define CFG_MEMTEST_START	0x0400000	/* memtest works */
+#define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM */
+
+#define CFG_LOAD_ADDR		0x400000	/* default load address */
+
+#define CFG_HZ			1000		/* decrementer freq: 1 ms ticks */
+
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*-----------------------------------------------------------------------
+ * Low Level Configuration Settings
+ * (address mappings, register initial values, etc.)
+ * You should know what you are doing if you make changes here.
+ */
+
+/*-----------------------------------------------------------------------
+ * Internal Memory Mapped Register
+ */
+#define CFG_IMMR		0xFF000000
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area (in DPRAM)
+ */
+#define CFG_INIT_RAM_ADDR	CFG_IMMR
+#define CFG_INIT_RAM_END	0x2F00		/* End of used area in DPRAM */
+#define CFG_GBL_DATA_SIZE	64		/* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
+
+/*-----------------------------------------------------------------------
+ * Start addresses for the final memory configuration
+ * (Set up by the startup code)
+ * Please note that CFG_SDRAM_BASE _must_ start at 0
+ */
+#define CFG_SDRAM_BASE		0x00000000
+#define CFG_FLASH_BASE		0xFF800000	/* Allow an 8Mbyte window */
+
+#define FLASH_BASE0_4M_PRELIM	0xFFC00000	/* Base for 4M Flash */
+#define FLASH_BASE0_8M_PRELIM	0xFF800000	/* Base for 8M Flash */
+
+#define CFG_MONITOR_LEN		(192 << 10)	/* Reserve 192 kB for Monitor */
+#define CFG_MONITOR_BASE	0xFFF00000	/* U-boot location */
+#define CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc() */
+
+/*
+ * For booting Linux, the board info and command line data
+ * have to be in the first 8 MB of memory, since this is
+ * the maximum mapped by the Linux kernel during initialization.
+ */
+#define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
+
+/*-----------------------------------------------------------------------
+ * TODO flash parameters
+ * FLASH organization for Intel Strataflash
+ */
+#undef  CFG_FLASH_16BIT				/* 32-bit wide flash memory */
+#define CFG_MAX_FLASH_BANKS	1		/* max number of memory banks */
+#define CFG_MAX_FLASH_SECT	71		/* max number of sectors on one chip */
+
+#define CFG_FLASH_ERASE_TOUT	120000		/* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT	500		/* Timeout for Flash Write (in ms) */
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE	16		/* For all MPC8xx CPUs */
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CACHELINE_SHIFT	4		/* log base 2 of the above value */
+#endif
+
+/*-----------------------------------------------------------------------
+ * SYPCR - System Protection Control 11-9
+ * SYPCR can only be written once after reset!
+ *-----------------------------------------------------------------------
+ * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
+ */
+
+#ifdef CONFIG_WATCHDOG
+#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | SYPCR_SWP)
+#else
+#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWRI | SYPCR_SWP)
+#endif
+
+/*-----------------------------------------------------------------------
+ * SIUMCR - SIU Module Configuration 11-6
+ *-----------------------------------------------------------------------
+ */
+#define CFG_SIUMCR	(SIUMCR_DLK | SIUMCR_DPC | SIUMCR_MPRE | SIUMCR_MLRC01 | SIUMCR_GB5E)
+
+/*-----------------------------------------------------------------------
+ * TBSCR - Time Base Status and Control 11-26
+ *-----------------------------------------------------------------------
+ */
+#define CFG_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
+
+/*-----------------------------------------------------------------------
+ * RTCSC - Real-Time Clock Status and Control Register 11-27
+ *-----------------------------------------------------------------------
+ */
+#define CFG_RTCSC	(RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
+
+/*-----------------------------------------------------------------------
+ * PISCR - Periodic Interrupt Status and Control 11-31
+ *-----------------------------------------------------------------------
+ */
+#define CFG_PISCR	(PISCR_PS | PISCR_PITF)
+
+/*-----------------------------------------------------------------------
+ * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
+ *-----------------------------------------------------------------------
+ */
+
+/* MF (Multiplication Factor of SPLL) */
+/* Sets the QS850 to specified clock from 32KHz clock at EXTAL. */
+#define vPLPRCR_MF	((CONFIG_CLOCK_MULT+1) << 20)
+#define CFG_PLPRCR	(vPLPRCR_MF | PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | PLPRCR_LOLRE)
+
+/*-----------------------------------------------------------------------
+ * SCCR - System Clock and reset Control Register		15-27
+ *-----------------------------------------------------------------------
+ */
+#if defined(CONFIG_CLOCK_16MHZ) || defined(CONFIG_CLOCK_33MHZ) || defined(CONFIG_CLOCK_50MHZ)
+#define CFG_SCCR		(SCCR_TBS | SCCR_EBDF00 | SCCR_DFBRG00)
+#define CFG_BRGCLK_PRESCALE	1
+#endif
+
+#if defined(CONFIG_CLOCK_66MHZ)
+#define CFG_SCCR		(SCCR_TBS | SCCR_EBDF00 | SCCR_DFBRG01)
+#define CFG_BRGCLK_PRESCALE	4
+#endif
+
+#if defined(CONFIG_CLOCK_80MHZ)
+#define CFG_SCCR		(SCCR_TBS | SCCR_EBDF01 | SCCR_DFBRG01)
+#define CFG_BRGCLK_PRESCALE	4
+#endif
+
+#define SCCR_MASK		CFG_SCCR
+
+/*-----------------------------------------------------------------------
+ * Debug Enable Register
+ * 0x73E67C0F - All interrupts handled by BDM
+ * 0x00824001 - Only interrupts needed by MWDebug.exe handled by BDM
+ *-----------------------------------------------------------------------
+#define CFG_DER			0x73E67C0F
+#define CFG_DER			0x0082400F
+
+ #-------------------------------------------------------------------------
+ # Program the Debug Enable Register (DER). This register provides the user
+ # with the reason for entering into the debug mode. We want all conditions
+ # to end up as an exception. We don't want to enter into debug mode for
+ # any condition. See the back of of the Development Support section of the
+ # MPC860 User Manual for a description of this register.
+ #-------------------------------------------------------------------------
+*/
+#define CFG_DER			0
+
+/*-----------------------------------------------------------------------
+ * Memory Controller Initialization Constants
+ *-----------------------------------------------------------------------
+ */
+
+/*
+ * BR0 and OR0 (AMD dual FLASH devices)
+ * Base address = 0xFFF0_0000 - 0xFFF7_FFFF (After relocation)
+ */
+#define CFG_PRELIM_OR_AM
+#define CFG_OR_TIMING_FLASH
+
+/*
+ *-----------------------------------------------------------------------
+ * Base Register 0 (BR0): Bank 0 is assigned to the 8Mbyte (2M X 32)
+ *                        flash that resides on the QS850.
+ *-----------------------------------------------------------------------
+ */
+
+/* BA (Base Address) = 0xFF80+0b for a total of 17 bits. 17 bit base addr */
+/*                     represents a minumum 32K block size. */
+#define vBR0_BA			((0xFF80 << 16) + (0 << 15))
+#define CFG_BR0_PRELIM		(vBR0_BA | BR_V)
+
+/* AM (Address Mask) = 0xFF80+0b = We've masked the upper 9 bits        */
+/*                                 which defines a 8 Mbyte memory block. */
+#define vOR0_AM			((0xFF80 << 16) + (0 << 15))
+
+#if defined(CONFIG_CLOCK_50MHZ) || defined(CONFIG_CLOCK_80MHZ)
+/*  0101 = Add a 5 clock cycle wait state */
+#define CFG_OR0_PRELIM		(vOR0_AM | OR_CSNT_SAM | 0R_ACS_DIV4 | OR_BI | OR_SCY_5_CLK)
+#endif
+
+#if defined(CONFIG_CLOCK_33MHZ) || defined(CONFIG_CLOCK_66MHZ)
+/*  0011 = Add a 3 clock cycle wait state */
+/*  29.8ns clock * (3 + 2) = 149ns cycle time */
+#define CFG_OR0_PRELIM		(vOR0_AM | OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK)
+#endif
+
+#if defined(CONFIG_CLOCK_16MHZ)
+/*  0010 = Add a 2 clock cycle wait state */
+#define CFG_OR0_PRELIM		(vOR0_AM | OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_2_CLK)
+#endif
+
+/*
+ * BR1 and OR1 (SDRAM)
+ * Base Address = 0x00000000 - 0x00FF_FFFF (16M After relocation)
+ * Base Address = 0x00000000 - 0x01FF_FFFF (32M After relocation)
+ * Base Address = 0x00000000 - 0x03FF_FFFF (64M After relocation)
+ * Base Address = 0x00000000 - 0x07FF_FFFF (128M After relocation)
+ */
+
+#define SDRAM_BASE		0x00000000	/* SDRAM bank */
+#define SDRAM_PRELIM_OR_AM	0xF8000000	/* map max. 128 MB */
+
+/* AM (Address Mask) = 0xF800+0b = We've masked the upper 5 bits which
+ *                                 represents a 128 Mbyte block the DRAM in
+ *                                 this address base.
+ */
+#define vOR1_AM			((0xF800 << 16) + (0 << 15))
+#define vBR1_BA			((0x0000 << 16) + (0 << 15))
+#define CFG_OR1			(vOR1_AM | OR_CSNT_SAM | OR_BI)
+#define CFG_BR1			(vBR1_BA | BR_MS_UPMA | BR_V)
+
+/* Machine A Mode Register */
+
+/* PTA Periodic Timer A */
+
+#if defined(CONFIG_CLOCK_80MHZ)
+#define vMAMR_PTA		(19 << 24)
+#endif
+
+#if defined(CONFIG_CLOCK_66MHZ)
+#define vMAMR_PTA		(16 << 24)
+#endif
+
+#if defined(CONFIG_CLOCK_50MHZ)
+#define vMAMR_PTA		(195 << 24)
+#endif
+
+#if defined(CONFIG_CLOCK_33MHZ)
+#define vMAMR_PTA		(131 << 24)
+#endif
+
+#if defined(CONFIG_CLOCK_16MHZ)
+#define vMAMR_PTA		(65 << 24)
+#endif
+
+/* For boards with 16M of SDRAM */
+#define SDRAM_16M_MAX_SIZE	0x01000000	/* max 16MB SDRAM */
+#define CFG_16M_MAMR 		(vMAMR_PTA | MAMR_AMA_TYPE_0 | MAMR_DSA_2_CYCL | MAMR_G0CLA_A11 |\
+MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
+
+/* For boards with 32M of SDRAM */
+#define SDRAM_32M_MAX_SIZE	0x02000000	/* max 32MB SDRAM */
+#define CFG_32M_MAMR 		(vMAMR_PTA | MAMR_AMA_TYPE_1 | MAMR_DSA_2_CYCL | MAMR_G0CLA_A10 |\
+MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
+
+
+/* Memory Periodic Timer Prescaler Register */
+
+#if defined(CONFIG_CLOCK_66MHZ) || defined(CONFIG_CLOCK_80MHZ)
+/* Divide by 32 */
+#define CFG_MPTPR		0x02
+#endif
+
+#if defined(CONFIG_CLOCK_16MHZ) || defined(CONFIG_CLOCK_33MHZ) || defined(CONFIG_CLOCK_50MHZ)
+/* Divide by 16 */
+#define CFG_MPTPR		0x04
+#endif
+
+/*
+ * BR2 and OR2 (Unused)
+ * Base address = 0xF020_0000 - 0xF020_0FFF
+ *
+ */
+#define CFG_OR2_PRELIM		0xFFF00000
+#define CFG_BR2_PRELIM		0xF0200000
+
+/*
+ * BR3 and OR3 (External Bus CS3)
+ * Base address = 0xF030_0000 - 0xF030_0FFF
+ *
+ */
+#define CFG_OR3_PRELIM		0xFFF00000
+#define CFG_BR3_PRELIM		0xF0300000
+
+/*
+ * BR4 and OR4 (External Bus CS3)
+ * Base address = 0xF040_0000 - 0xF040_0FFF
+ *
+ */
+#define CFG_OR4_PRELIM		0xFFF00000
+#define CFG_BR4_PRELIM		0xF0400000
+
+
+/*
+ * BR4 and OR4 (External Bus CS3)
+ * Base address = 0xF050_0000 - 0xF050_0FFF
+ *
+ */
+#define CFG_OR5_PRELIM		0xFFF00000
+#define CFG_BR5_PRELIM		0xF0500000
+
+/*
+ * BR6 and OR6 (Unused)
+ * Base address = 0xF060_0000 - 0xF060_0FFF
+ *
+ */
+#define CFG_OR6_PRELIM		0xFFF00000
+#define CFG_BR6_PRELIM		0xF0600000
+
+/*
+ * BR7 and OR7 (Unused)
+ * Base address = 0xF070_0000 - 0xF070_0FFF
+ *
+ */
+#define CFG_OR7_PRELIM		0xFFF00000
+#define CFG_BR7_PRELIM		0xF0700000
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM		0x02	/* Software reboot */
+
+/*
+ * Sanity checks
+ */
+#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
+#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
+#endif
+
+#endif /* __CONFIG_H */