Add support for TB5200 board

The TB5200 ("Tinybox") is a small baseboard for the TQM5200 module
integrated in a little aluminium case.
Patch by Martin Krause, 8 Jun 2006

Some code cleanup

4 files changed, 534 insertions, 64 deletions

diff --git a/include/configs/TB5200.h b/include/configs/TB5200.h
new file mode 100644
index 0000000..d793847
--- /dev/null
+++ b/include/configs/TB5200.h
@@ -0,0 +1,470 @@
+/*
+ * (C) Copyright 2003-2006
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2004-2006
+ * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC5xxx		1	/* This is an MPC5xxx CPU */
+#define CONFIG_MPC5200		1	/* (more precisely an MPC5200 CPU) */
+#define CONFIG_TQM5200		1	/* ... on TQM5200 module */
+#define CONFIG_TB5200		1	/* ... on a TB5200 base board */
+
+#define CFG_MPC5XXX_CLKIN	33000000 /* ... running at 33.000000MHz */
+
+#define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH  */
+#define BOOTFLAG_WARM		0x02	/* Software reboot	     */
+
+#define CFG_CACHELINE_SIZE	32	/* For MPC5xxx CPUs */
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#  define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value */
+#endif
+
+/*
+ * Serial console configuration
+ */
+#define CONFIG_PSC_CONSOLE	1	/* default console is on PSC1 */
+#define CONFIG_SERIAL_MULTI	1	/* support multiple consoles */
+#define CONFIG_PSC_CONSOLE2	6	/* second console is on PSC6 */
+#define CONFIG_BAUDRATE		115200	/* ... at 115200 bps */
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200, 230400 }
+
+/*
+ * Video console
+ */
+#if 1
+#define CONFIG_VIDEO
+#define CONFIG_VIDEO_SM501
+#define CONFIG_VIDEO_SM501_32BPP
+#define CONFIG_CFB_CONSOLE
+#define CONFIG_VIDEO_LOGO
+#define CONFIG_VGA_AS_SINGLE_DEVICE
+#define CONFIG_CONSOLE_EXTRA_INFO
+#define CONFIG_VIDEO_SW_CURSOR
+#define CONFIG_SPLASH_SCREEN
+#define CFG_CONSOLE_IS_IN_ENV
+#endif
+
+#ifdef CONFIG_VIDEO
+#define ADD_BMP_CMD		CFG_CMD_BMP
+#else
+#define ADD_BMP_CMD		0
+#endif
+
+/* Partitions */
+#define CONFIG_MAC_PARTITION
+#define CONFIG_DOS_PARTITION
+#define CONFIG_ISO_PARTITION
+
+/* USB */
+#define CONFIG_USB_OHCI
+#define ADD_USB_CMD		CFG_CMD_USB | CFG_CMD_FAT
+#define CONFIG_USB_STORAGE
+
+/* POST support */
+#define CONFIG_POST		(CFG_POST_MEMORY   | \
+				 CFG_POST_CPU	   | \
+				 CFG_POST_I2C)
+
+#ifdef CONFIG_POST
+#define CFG_CMD_POST_DIAG CFG_CMD_DIAG
+/* preserve space for the post_word at end of on-chip SRAM */
+#define MPC5XXX_SRAM_POST_SIZE MPC5XXX_SRAM_SIZE-4
+#else
+#define CFG_CMD_POST_DIAG 0
+#endif
+
+/* IDE */
+#define ADD_IDE_CMD		(CFG_CMD_IDE | CFG_CMD_FAT | CFG_CMD_EXT2)
+
+/*
+ * Supported commands
+ */
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				ADD_BMP_CMD	| \
+				ADD_IDE_CMD	| \
+				ADD_PCI_CMD	| \
+				ADD_USB_CMD	| \
+				CFG_CMD_ASKENV	| \
+				CFG_CMD_DATE	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_ECHO	| \
+				CFG_CMD_EEPROM	| \
+				CFG_CMD_I2C	| \
+				CFG_CMD_JFFS2	| \
+				CFG_CMD_MII	| \
+				CFG_CMD_NFS	| \
+				CFG_CMD_PING	| \
+				CFG_CMD_POST_DIAG | \
+				CFG_CMD_REGINFO | \
+				CFG_CMD_SNTP	| \
+				CFG_CMD_BSP)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define	CONFIG_TIMESTAMP		/* display image timestamps */
+
+#if (TEXT_BASE == 0xFC000000)		/* Boot low */
+#   define CFG_LOWBOOT		1
+#endif
+
+/*
+ * Autobooting
+ */
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds */
+
+#define CONFIG_PREBOOT	"echo;" \
+	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
+	"echo"
+
+#undef	CONFIG_BOOTARGS
+
+#define CONFIG_EXTRA_ENV_SETTINGS					\
+	"netdev=eth0\0"							\
+	"rootpath=/opt/eldk/ppc_6xx\0"					\
+	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
+	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
+		"nfsroot=${serverip}:${rootpath}\0"			\
+	"addip=setenv bootargs ${bootargs} "				\
+		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
+		":${hostname}:${netdev}:off panic=1\0"			\
+	"flash_self=run ramargs addip;"					\
+		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
+	"flash_nfs=run nfsargs addip;"					\
+		"bootm ${kernel_addr}\0"				\
+	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0"	\
+	"bootfile=/tftpboot/tqm5200/uImage\0"				\
+	"load=tftp 200000 $(u-boot)\0"					\
+	"u-boot=/tftpboot/tqm5200/u-boot.bin\0"				\
+	"update=protect off FC000000 FC05FFFF;"				\
+		"erase FC000000 FC05FFFF;"				\
+		"cp.b 200000 FC000000 ${filesize};"			\
+		"protect on FC000000 FC05FFFF\0"			\
+	""
+
+#define CONFIG_BOOTCOMMAND	"run net_nfs"
+
+/*
+ * IPB Bus clocking configuration.
+ */
+#define CFG_IPBSPEED_133		/* define for 133MHz speed */
+
+#if defined(CFG_IPBSPEED_133)
+/*
+ * PCI Bus clocking configuration
+ *
+ * Actually a PCI Clock of 66 MHz is only set (in cpu_init.c) if
+ * CFG_IPBSPEED_133 is defined. This is because a PCI Clock of 66 MHz yet hasn't
+ * been tested with a IPB Bus Clock of 66 MHz.
+ */
+#define CFG_PCISPEED_66			/* define for 66MHz speed */
+#endif
+
+/*
+ * I2C configuration
+ */
+#define CONFIG_HARD_I2C		1	/* I2C with hardware support */
+#define CFG_I2C_MODULE		2	/* Select I2C module #2 */
+
+/*
+ * I2C clock frequency
+ *
+ * Please notice, that the resulting clock frequency could differ from the
+ * configured value. This is because the I2C clock is derived from system
+ * clock over a frequency divider with only a few divider values. U-boot
+ * calculates the best approximation for CFG_I2C_SPEED. However the calculated
+ * approximation allways lies below the configured value, never above.
+ */
+#define CFG_I2C_SPEED		100000 /* 100 kHz */
+#define CFG_I2C_SLAVE		0x7F
+
+/*
+ * EEPROM configuration for onboard EEPROM M24C32 (M24C64 should work
+ * also). For other EEPROMs configuration should be verified. On Mini-FAP the
+ * EEPROM (24C64) is on the same I2C address (but on other I2C bus), so the
+ * same configuration could be used.
+ */
+#define CFG_I2C_EEPROM_ADDR		0x50	/* 1010000x */
+#define CFG_I2C_EEPROM_ADDR_LEN		2
+#define CFG_EEPROM_PAGE_WRITE_BITS	5	/* =32 Bytes per write */
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	20
+
+/* List of I2C addresses to be verified by POST */
+#undef I2C_ADDR_LIST
+#define I2C_ADDR_LIST	{	CFG_I2C_EEPROM_ADDR,	\
+				CFG_I2C_RTC_ADDR,	\
+				CFG_I2C_SLAVE }
+
+/*
+ * Flash configuration
+ */
+#define CFG_FLASH_BASE		TEXT_BASE /* 0xFC000000 */
+
+/* use CFI flash driver if no module variant is spezified */
+#define CFG_FLASH_CFI		1	/* Flash is CFI conformant */
+#define CFG_FLASH_CFI_DRIVER	1	/* Use the common driver */
+#define CFG_FLASH_BANKS_LIST	{ CFG_BOOTCS_START }
+#define CFG_FLASH_EMPTY_INFO
+#define CFG_FLASH_SIZE		0x04000000 /* 64 MByte */
+#define CFG_MAX_FLASH_SECT	512	/* max num of sects on one chip */
+#undef CFG_FLASH_USE_BUFFER_WRITE	/* not supported yet for AMD */
+
+#if !defined(CFG_LOWBOOT)
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x00760000 + 0x00800000)
+#else	/* CFG_LOWBOOT */
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x00060000)
+#endif	/* CFG_LOWBOOT */
+#define CFG_MAX_FLASH_BANKS	1	/* max num of flash banks
+					   (= chip selects) */
+#define CFG_FLASH_ERASE_TOUT	240000	/* Flash Erase Timeout (in ms)	*/
+#define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (in ms)	*/
+
+/* Dynamic MTD partition support */
+#define CONFIG_JFFS2_CMDLINE
+#define MTDIDS_DEFAULT		"nor0=TQM5200-0"
+#define MTDPARTS_DEFAULT	"mtdparts=TQM5200-0:640k(firmware),"	\
+						"1408k(kernel),"	\
+						"2m(initrd),"		\
+						"4m(small-fs),"		\
+						"16m(big-fs),"		\
+						"8m(misc)"
+
+/*
+ * Environment settings
+ */
+#define CFG_ENV_IS_IN_FLASH	1
+#define CFG_ENV_SIZE		0x10000
+#define CFG_ENV_SECT_SIZE	0x20000
+#define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR + CFG_ENV_SECT_SIZE)
+#define	CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)
+
+/*
+ * Memory map
+ */
+#define CFG_MBAR		0xF0000000
+#define CFG_SDRAM_BASE		0x00000000
+#define CFG_DEFAULT_MBAR	0x80000000
+
+/* Use ON-Chip SRAM until RAM will be available */
+#define CFG_INIT_RAM_ADDR	MPC5XXX_SRAM
+#ifdef CONFIG_POST
+/* preserve space for the post_word at end of on-chip SRAM */
+#define CFG_INIT_RAM_END	MPC5XXX_SRAM_POST_SIZE
+#else
+#define CFG_INIT_RAM_END	MPC5XXX_SRAM_SIZE
+#endif
+
+
+#define CFG_GBL_DATA_SIZE	128	/* 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
+
+#define CFG_MONITOR_BASE	TEXT_BASE
+#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
+#   define CFG_RAMBOOT		1
+#endif
+
+#define CFG_MONITOR_LEN		(384 << 10)	/* Reserve 384 kB for Monitor	*/
+#define CFG_MALLOC_LEN		(256 << 10)	/* Reserve 256 kB for malloc()	*/
+#define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
+
+/*
+ * Ethernet configuration
+ */
+#define CONFIG_MPC5xxx_FEC	1
+/*
+ * Define CONFIG_FEC_10MBIT to force FEC at 10Mb
+ */
+/* #define CONFIG_FEC_10MBIT 1 */
+#define CONFIG_PHY_ADDR		0x00
+
+/*
+ * GPIO configuration
+ *
+ * use pin gpio_wkup_6 as second SDRAM chip select (mem_cs1):
+ *	Bit 0 (mask: 0x80000000): 1
+ * use ALT CAN position: Bits 2-3 (mask: 0x30000000):
+ *	00 -> No Alternatives, CAN1/2 on PSC2 according to PSC2 setting.
+ *	01 -> CAN1 on I2C1, CAN2 on Tmr0/1.
+ *	      Use for REV200 STK52XX boards. Do not use with REV100 modules
+ *	      (because, there I2C1 is used as I2C bus)
+ * use PSC1 as UART: Bits 28-31 (mask: 0x00000007): 0100
+ * use PSC2 as CAN: Bits 25:27 (mask: 0x00000030)
+ *	000 -> All PSC2 pins are GIOPs
+ *	001 -> CAN1/2 on PSC2 pins
+ *	       Use for REV100 STK52xx boards
+ * use PSC3: Bits 20:23 (mask: 0x00000300):
+ *      0001 -> USB2
+ *      0000 -> GPIO
+ * use PSC6:
+ *   on STK52xx:
+ *	use as UART. Pins PSC6_0 to PSC6_3 are used.
+ *	Bits 9:11 (mask: 0x00700000):
+ *	   101 -> PSC6 : Extended POST test is not available
+ *   on MINI-FAP and TQM5200_IB:
+ *	use PSC6_0 to PSC6_3 as GPIO: Bits 9:11 (mask: 0x00700000):
+ *	   000 -> PSC6 could not be used as UART, CODEC or IrDA
+ *   GPIO on PSC6_3 is used in post_hotkeys_pressed() to enable extended POST
+ *   tests.
+ */
+#define CFG_GPS_PORT_CONFIG	0x81500114
+
+/*
+ * RTC configuration
+ */
+#define CONFIG_RTC_M41T11	1
+#define CFG_I2C_RTC_ADDR	0x68
+#define CFG_M41T11_BASE_YEAR	1900    /* because Linux uses the same base
+					   year */
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP			/* undef to save memory	    */
+#define CFG_PROMPT		"=> "	/* Monitor Command Prompt   */
+#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	*/
+
+/* Enable an alternate, more extensive memory test */
+#define CFG_ALT_MEMTEST
+
+#define CFG_MEMTEST_START	0x00100000	/* memtest works on */
+#define CFG_MEMTEST_END		0x00f00000	/* 1 ... 15 MB in DRAM	*/
+
+#define CFG_LOAD_ADDR		0x100000	/* default load address */
+
+#define CFG_HZ			1000	/* decrementer freq: 1 ms ticks */
+
+/*
+ * Enable loopw commando. This has only affect, if CFG_CMD_MEM is defined,
+ * which is normally part of the default commands (CFV_CMD_DFL)
+ */
+#define CONFIG_LOOPW
+
+/*
+ * Various low-level settings
+ */
+#if defined(CONFIG_MPC5200)
+#define CFG_HID0_INIT		HID0_ICE | HID0_ICFI
+#define CFG_HID0_FINAL		HID0_ICE
+#else
+#define CFG_HID0_INIT		0
+#define CFG_HID0_FINAL		0
+#endif
+
+#define CFG_BOOTCS_START	CFG_FLASH_BASE
+#define CFG_BOOTCS_SIZE		CFG_FLASH_SIZE
+#ifdef CFG_PCISPEED_66
+#define CFG_BOOTCS_CFG		0x0008DF30 /* for pci_clk  = 66 MHz */
+#else
+#define CFG_BOOTCS_CFG		0x0004DF30 /* for pci_clk = 33 MHz */
+#endif
+#define CFG_CS0_START		CFG_FLASH_BASE
+#define CFG_CS0_SIZE		CFG_FLASH_SIZE
+
+/* automatic configuration of chip selects */
+#ifdef CONFIG_CS_AUTOCONF
+#define CONFIG_LAST_STAGE_INIT
+#endif
+
+/*
+ * SRAM - Do not map below 2 GB in address space, because this area is used
+ * for SDRAM autosizing.
+ */
+#if defined (CONFIG_CS_AUTOCONF)
+#define CFG_CS2_START		0xE5000000
+#define CFG_CS2_SIZE		0x100000	/* 1 MByte */
+#define CFG_CS2_CFG		0x0004D930
+#endif
+
+/*
+ * Grafic controller - Do not map below 2 GB in address space, because this
+ * area is used for SDRAM autosizing.
+ */
+#if defined (CONFIG_CS_AUTOCONF)
+#define SM501_FB_BASE		0xE0000000
+#define CFG_CS1_START		(SM501_FB_BASE)
+#define CFG_CS1_SIZE		0x4000000	/* 64 MByte */
+#define CFG_CS1_CFG		0x8F48FF70
+#define SM501_MMIO_BASE		CFG_CS1_START + 0x03E00000
+#endif
+
+#define CFG_CS_BURST		0x00000000
+#define CFG_CS_DEADCYCLE	0x33333311	/* 1 dead cycle for flash and SM501 */
+
+#define CFG_RESET_ADDRESS	0xff000000
+
+/*-----------------------------------------------------------------------
+ * USB stuff
+ *-----------------------------------------------------------------------
+ */
+#define CONFIG_USB_CLOCK	0x0001BBBB
+#define CONFIG_USB_CONFIG	0x00001000
+
+/*-----------------------------------------------------------------------
+ * IDE/ATA stuff Supports IDE harddisk
+ *-----------------------------------------------------------------------
+ */
+
+#undef	CONFIG_IDE_8xx_PCCARD		/* Use IDE with PC Card Adapter */
+
+#undef	CONFIG_IDE_8xx_DIRECT		/* Direct IDE	 not supported	*/
+#undef	CONFIG_IDE_LED			/* LED	 for ide not supported	*/
+
+#define CONFIG_IDE_RESET		/* reset for ide supported	*/
+#define CONFIG_IDE_PREINIT
+
+#define CFG_IDE_MAXBUS		1	/* max. 1 IDE bus		*/
+#define CFG_IDE_MAXDEVICE	2	/* max. 2 drives per IDE bus	*/
+
+#define CFG_ATA_IDE0_OFFSET	0x0000
+
+#define CFG_ATA_BASE_ADDR	MPC5XXX_ATA
+
+/* Offset for data I/O			*/
+#define CFG_ATA_DATA_OFFSET	(0x0060)
+
+/* Offset for normal register accesses	*/
+#define CFG_ATA_REG_OFFSET	(CFG_ATA_DATA_OFFSET)
+
+/* Offset for alternate registers	*/
+#define CFG_ATA_ALT_OFFSET	(0x005C)
+
+/* Interval between registers						     */
+#define CFG_ATA_STRIDE		4
+
+#endif /* __CONFIG_H */
diff --git a/include/configs/gth2.h b/include/configs/gth2.h
index 77d2d56..a49ed3b 100644
--- a/include/configs/gth2.h
+++ b/include/configs/gth2.h
@@ -12,7 +12,7 @@
  *
  * 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
+ * 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
@@ -34,7 +34,7 @@
 
 #define CONFIG_AU1000		1
 
-#define CONFIG_MISC_INIT_R      1
+#define CONFIG_MISC_INIT_R	1
 
 #define CONFIG_ETHADDR		DE:AD:BE:EF:01:02    /* Ethernet address */
 
@@ -59,21 +59,21 @@
 #define CONFIG_AUTOBOOT_DELAY_STR "d"
 #define CONFIG_AUTOBOOT_STOP_STR " "
 
-#define	CONFIG_TIMESTAMP		/* Print image info with timestamp */
-#define	CONFIG_BOOTARGS "panic=1"
+#define CONFIG_TIMESTAMP		/* Print image info with timestamp */
+#define CONFIG_BOOTARGS "panic=1"
 
-#define	CONFIG_EXTRA_ENV_SETTINGS					\
+#define CONFIG_EXTRA_ENV_SETTINGS					\
 	"addmisc=setenv bootargs $(bootargs) "				\
-	        "ethaddr=$(ethaddr) \0"					\
-        "netboot=bootp;run addmisc;bootm\0"                             \
-                ""
+		"ethaddr=$(ethaddr) \0"					\
+	"netboot=bootp;run addmisc;bootm\0"				\
+		""
 
 /* Boot from Compact flash partition 2 as default */
 #define CONFIG_BOOTCOMMAND	"ide reset;disk 0x81000000 0:2;run addmisc;bootm"
 
-#define CONFIG_COMMANDS	((CONFIG_CMD_DFL | CFG_CMD_IDE | CFG_CMD_DHCP ) & \
+#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_IDE | CFG_CMD_DHCP ) & \
  ~(CFG_CMD_ENV | CFG_CMD_FAT | CFG_CMD_FLASH | CFG_CMD_FPGA | \
-   CFG_CMD_MII | CFG_CMD_LOADS  | CFG_CMD_LOADB | CFG_CMD_ELF | \
+   CFG_CMD_MII | CFG_CMD_LOADS	| CFG_CMD_LOADB | CFG_CMD_ELF | \
    CFG_CMD_BDI | CFG_CMD_BEDBUG | CFG_CMD_NFS | CFG_CMD_AUTOSCRIPT ))
 
 #include <cmd_confdefs.h>
@@ -81,11 +81,11 @@
 /*
  * Miscellaneous configurable options
  */
-#define	CFG_LONGHELP				/* undef to save memory      */
-#define	CFG_PROMPT		"GTH2 # "	/* Monitor Command Prompt    */
-#define	CFG_CBSIZE		256		/* Console I/O Buffer Size   */
-#define	CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)  /* Print Buffer Size */
-#define	CFG_MAXARGS		16		/* max number of command args*/
+#define CFG_LONGHELP				/* undef to save memory	     */
+#define CFG_PROMPT		"GTH2 # "	/* Monitor Command Prompt    */
+#define CFG_CBSIZE		256		/* Console I/O Buffer Size   */
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)  /* Print Buffer Size */
+#define CFG_MAXARGS		16		/* max number of command args*/
 
 #define CFG_MALLOC_LEN		128*1024
 
@@ -93,16 +93,16 @@
 
 #define CFG_MHZ			500
 
-#define CFG_HZ                  (CFG_MHZ * 1000000) /* FIXME causes overflow in net.c */
+#define CFG_HZ			(CFG_MHZ * 1000000) /* FIXME causes overflow in net.c */
 
 #define CFG_SDRAM_BASE		0x80000000     /* Cached addr */
 
-#define	CFG_LOAD_ADDR		0x81000000     /* default load address	*/
+#define CFG_LOAD_ADDR		0x81000000     /* default load address	*/
 
 #define CFG_MEMTEST_START	0x80100000
 #define CFG_MEMTEST_END		0x83000000
 
-#define CONFIG_HW_WATCHDOG      1
+#define CONFIG_HW_WATCHDOG	1
 
 /*-----------------------------------------------------------------------
  * FLASH and environment organization
@@ -113,8 +113,8 @@
 #define PHYS_FLASH		0xbfc00000 /* Flash Bank #1 */
 
 /* The following #defines are needed to get flash environment right */
-#define	CFG_MONITOR_BASE	TEXT_BASE
-#define	CFG_MONITOR_LEN		(192 << 10)
+#define CFG_MONITOR_BASE	TEXT_BASE
+#define CFG_MONITOR_LEN		(192 << 10)
 
 #define CFG_INIT_SP_OFFSET	0x400000
 
@@ -125,7 +125,7 @@
 #define CFG_FLASH_ERASE_TOUT	(2 * CFG_HZ) /* Timeout for Flash Erase */
 #define CFG_FLASH_WRITE_TOUT	(2 * CFG_HZ) /* Timeout for Flash Write */
 
-#define	CFG_ENV_IS_NOWHERE	1
+#define CFG_ENV_IS_NOWHERE	1
 
 /* Address and size of Primary Environment Sector	*/
 #define CFG_ENV_ADDR		0xB0030000
@@ -158,21 +158,21 @@
 #define CFG_IDE_MAXBUS		1	/* max. 1 IDE bus		*/
 #define CFG_IDE_MAXDEVICE	1	/* max. 1 drive per IDE bus	*/
 
-#undef	CONFIG_IDE_LED			/* LED   for ide not supported	*/
+#undef	CONFIG_IDE_LED			/* LED	 for ide not supported	*/
 #undef	CONFIG_IDE_RESET		/* reset for ide not supported	*/
 
 #define CFG_ATA_IDE0_OFFSET	0
 
-#define CFG_ATA_BASE_ADDR       CFG_PCMCIA_IO_BASE
+#define CFG_ATA_BASE_ADDR	CFG_PCMCIA_IO_BASE
 
 /* Offset for data I/O			*/
-#define CFG_ATA_DATA_OFFSET     0
+#define CFG_ATA_DATA_OFFSET	0
 
-/* Offset for normal register accesses  */
-#define CFG_ATA_REG_OFFSET      0
+/* Offset for normal register accesses	*/
+#define CFG_ATA_REG_OFFSET	0
 
-/* Offset for alternate registers       */
-#define CFG_ATA_ALT_OFFSET      0x0200
+/* Offset for alternate registers	*/
+#define CFG_ATA_ALT_OFFSET	0x0200
 
 /*-----------------------------------------------------------------------
  * Cache Configuration
diff --git a/include/configs/ppmc7xx.h b/include/configs/ppmc7xx.h
index ea15524..072b9dd 100644
--- a/include/configs/ppmc7xx.h
+++ b/include/configs/ppmc7xx.h
@@ -1,9 +1,9 @@
 /*
  * ppmc7xx.h
  * ---------
- * 
+ *
  * Wind River PPMC 7xx/74xx board configuration file.
- * 
+ *
  * By Richard Danter (richard.danter@windriver.com)
  * Copyright (C) 2005 Wind River Systems
  */
@@ -16,15 +16,15 @@
 
 
 /*===================================================================
- * 
+ *
  * User configurable settings - Modify to your preference
- * 
+ *
  *===================================================================
  */
 
 /*
  * Debug
- * 
+ *
  * DEBUG			- Define this is you want extra debug info
  * GTREGREAD			- Required to build with debug
  * do_bdinfo			- Required to build with debug
@@ -37,7 +37,7 @@
 
 /*
  * CPU type
- * 
+ *
  * CONFIG_7xx			- We have a 750 or 755 CPU
  * CONFIG_74xx			- We have a 7400 CPU
  * CONFIG_ALTIVEC		- We have altivec enabled CPU (only 7400)
@@ -52,11 +52,11 @@
 
 /*
  * Monitor configuration
- * 
+ *
  * CONFIG_COMMANDS		- List of command sets to include in shell
- * 
+ *
  * The following command sets have been tested and known to work:
- * 
+ *
  * CFG_CMD_CACHE		- Cache control commands
  * CFG_CMD_MEMORY		- Memory display, change and test commands
  * CFG_CMD_FLASH		- Erase and program flash
@@ -91,7 +91,7 @@
 
 /*
  * PCI config
- * 
+ *
  * CONFIG_PCI				- Enable PCI bus
  * CONFIG_PCI_PNP			- Enable Plug & Play support
  * CONFIG_PCI_SCAN_SHOW		- Enable display of devices at startup
@@ -104,7 +104,7 @@
 
 /*
  * Network config
- * 
+ *
  * CONFIG_NET_MULTI			- Support for multiple network interfaces
  * CONFIG_EEPRO100			- Intel 8255x Ethernet Controller
  * CONFIG_EEPRO100_SROM_WRITE - Enable writing to network card ROM
@@ -117,18 +117,18 @@
 
 /*
  * Enable extra init functions
- * 
+ *
  * CONFIG_MISC_INIT_F		- Call pre-relocation init functions
  * CONFIG_MISC_INIT_R		- Call post relocation init functions
  */
 
 #undef	CONFIG_MISC_INIT_F
-#define CONFIG_MISC_INIT_R 
+#define CONFIG_MISC_INIT_R
 
 
 /*
  * Boot config
- * 
+ *
  * CONFIG_BOOTCOMMAND		- Command(s) to execute to auto-boot
  * CONFIG_BOOTDELAY			- How long to wait before auto-boot (in sec)
  */
@@ -142,9 +142,9 @@
 
 
 /*===================================================================
- * 
+ *
  * Board configuration settings - You should not need to modify these
- * 
+ *
  *===================================================================
  */
 
@@ -154,9 +154,9 @@
 
 /*
  * Memory map
- * 
+ *
  * This board runs in a standard CHRP (Map-B) configuration.
- * 
+ *
  *	Type		Start		End			Size	Width	Chip Sel
  *	----------- ----------- ----------- ------- ------- --------
  *	SDRAM		0x00000000	0x04000000	64MB	64b		SDRAMCS0
@@ -164,9 +164,9 @@
  *	UART		0x7C000000						RCS2
  *	Mailbox		0xFF000000						RCS1
  *	Flash		0xFFC00000	0xFFFFFFFF	4MB	64b		RCS0
- * 
+ *
  * Flash sectors are laid out as follows.
- * 
+ *
  *	Sector	Start		End			Size	Comments
  *	------- ----------- ----------- ------- -----------
  *	 0		0xFFC00000	0xFFC3FFFF	256KB
@@ -193,7 +193,7 @@
 
 /*
  * SDRAM config - see memory map details above.
- * 
+ *
  * CFG_SDRAM_BASE			- Start address of SDRAM, this _must_ be zero!
  * CFG_SDRAM_SIZE			- Total size of contiguous SDRAM bank(s)
  */
@@ -202,9 +202,9 @@
 #define CFG_SDRAM_SIZE			0x04000000
 
 
-/* 
+/*
  * Flash config - see memory map details above.
- * 
+ *
  * CFG_FLASH_BASE			- Start address of flash memory
  * CFG_FLASH_SIZE			- Total size of contiguous flash mem
  * CFG_FLASH_ERASE_TOUT		- Erase timeout in ms
@@ -223,7 +223,7 @@
 
 /*
  * Monitor config - see memory map details above
- * 
+ *
  * CFG_MONITOR_BASE			- Base address of monitor code
  * CFG_MALLOC_LEN			- Size of malloc pool (128KB)
  */
@@ -234,7 +234,7 @@
 
 /*
  * Command shell settings
- * 
+ *
  * CFG_BARGSIZE			- Boot Argument buffer size
  * CFG_BOOTMAPSZ		- Size of app's mapped RAM at boot (Linux=8MB)
  * CFG_CBSIZE			- Console Buffer (input) size
@@ -261,10 +261,10 @@
 
 /*
  * Environment config - see memory map details above
- * 
+ *
  * CFG_ENV_IS_IN_FLASH		- The env variables are stored in flash
  * CFG_ENV_ADDR			- Address of the sector containing env vars
- * CFG_ENV_SIZE			- Ammount of RAM for env vars (used to save RAM, 4KB) 
+ * CFG_ENV_SIZE			- Ammount of RAM for env vars (used to save RAM, 4KB)
  * CFG_ENV_SECT_SIZE		- Size of sector containing env vars (32KB)
  */
 
@@ -282,7 +282,7 @@
  * Since the main system RAM is initialised very early, we place the INIT_RAM
  * in the main system RAM just above the exception vectors. The contents are
  * copied to top of RAM by the init code.
- * 
+ *
  * CFG_INIT_RAM_ADDR		- Address of Init RAM, above exception vect
  * CFG_INIT_RAM_END			- Size of Init RAM
  * CFG_GBL_DATA_SIZE		- Ammount of RAM to reserve for global data
@@ -297,7 +297,7 @@
 
 /*
  * Initial BAT config
- * 
+ *
  * BAT0	- System SDRAM
  * BAT1 - LED's and Serial Port
  * BAT2 - PCI Memory
@@ -327,7 +327,7 @@
 
 /*
  * Cache config
- * 
+ *
  * CFG_CACHELINE_SIZE		- Size of a cache line (CPU specific)
  * CFG_L2					- L2 cache enabled if defined
  * L2_INIT					- L2 cache init flags
@@ -342,7 +342,7 @@
 
 /*
  * Clocks config
- * 
+ *
  * CFG_BUS_HZ				- Bus clock frequency in Hz
  * CFG_BUS_CLK				- As above (?)
  * CFG_HZ					- Decrementer freq in Hz
@@ -355,7 +355,7 @@
 
 /*
  * Serial port config
- * 
+ *
  * CFG_BAUDRATE_TABLE		- List of valid baud rates
  * CFG_NS16550				- Include the NS16550 driver
  * CFG_NS16550_SERIAL		- Include the serial (wrapper) driver
@@ -398,7 +398,7 @@
 
 /*
  * Extra init functions
- * 
+ *
  * CFG_BOARD_ASM_INIT		- Call assembly init code
  */
 
@@ -407,11 +407,11 @@
 
 /*
  * Boot flags
- * 
+ *
  * BOOTFLAG_COLD			- Indicates a power-on boot
  * BOOTFLAG_WARM			- Indicates a software reset
  */
- 
+
 #define BOOTFLAG_COLD			0x01
 #define BOOTFLAG_WARM			0x02
 
diff --git a/include/ns16550.h b/include/ns16550.h
index 996d915..34888a1 100644
--- a/include/ns16550.h
+++ b/include/ns16550.h
@@ -7,7 +7,7 @@
  * added prototypes for ns16550.c
  * reduced no of com ports to 2
  * modifications (c) Rob Taylor, Flying Pig Systems. 2000.
- * 
+ *
  * added support for port on 64-bit bus
  * by Richard Danter (richard.danter@windriver.com), (C) 2005 Wind River Systems
  */