Patches by David Snowdon, 07 Sep 2004:

- add u-boot.hex target in the top level Makefile
- add support for the UNSW/NICTA PLEB 2 board (pleb2)
- use -mtune=xscale and -march=armv5 options for PXA

1 files changed, 250 insertions, 0 deletions

diff --git a/include/configs/pleb2.h b/include/configs/pleb2.h
new file mode 100644
index 0000000..f733803
--- /dev/null
+++ b/include/configs/pleb2.h
@@ -0,0 +1,250 @@
+/*
+ * (C) Copyright 2002
+ * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * Configuration settings for the PLEB 2 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 we are developing, we might want to start armboot from ram
+ * so we MUST NOT initialize critical regs like mem-timing ...
+ */
+#define CONFIG_INIT_CRITICAL		/* undef for developing */
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_PXA250		1	/* This is an PXA255 CPU    */
+#define CONFIG_PLEB2		1	/* on an PLEB2 Board	    */
+#undef CONFIG_LCD
+#undef CONFIG_MMC
+#define BOARD_LATE_INIT		1
+
+#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff */
+
+/*
+ * 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 */
+
+/*
+ * Hardware drivers
+ */
+
+/* None - PLEB 2 doesn't have any of this.
+   #define CONFIG_DRIVER_LAN91C96
+   #define CONFIG_LAN91C96_BASE 0x0C000000 */
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_FFUART	       1       /* we use FFUART on PLEB 2 */
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_BAUDRATE		115200
+
+#define CONFIG_COMMANDS		(CONFIG_CMD_DFL & ~CFG_CMD_NET)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_BOOTDELAY	3
+#define CONFIG_ETHADDR		08:00:3e:26:0a:5b
+#define CONFIG_NETMASK		255.255.0.0
+#define CONFIG_IPADDR		192.168.0.21
+#define CONFIG_SERVERIP		192.168.0.250
+#define CONFIG_BOOTCOMMAND	"bootm 40000"
+#define CONFIG_BOOTARGS		"root=/dev/mtdblock2 prompt_ramdisk=0 load_ramdisk=1 console=ttyS0,115200"
+
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_INITRD_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CONFIG_KGDB_BAUDRATE	230400		/* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX	2		/* which serial port to use */
+#endif
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_HUSH_PARSER		1
+#define CFG_PROMPT_HUSH_PS2	"> "
+
+#define CFG_LONGHELP				/* undef to save memory		*/
+#ifdef CFG_HUSH_PARSER
+#define CFG_PROMPT		"$ "		/* Monitor Command Prompt */
+#else
+#define CFG_PROMPT		"=> "		/* Monitor Command Prompt */
+#endif
+#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_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size	*/
+#define CFG_DEVICE_NULLDEV	1
+
+#define CFG_MEMTEST_START	0xa0400000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0xa0800000	/* 4 ... 8 MB in DRAM	*/
+
+#undef	CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */
+
+#define CFG_LOAD_ADDR		0xa2000000	/* default load address */
+
+#define CFG_HZ			3686400		/* incrementer freq: 3.6864 MHz */
+#define CFG_CPUSPEED		0x141		/* set core clock to 200/200/100 MHz */
+
+						/* valid baudrates */
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE	(128*1024)	/* regular stack */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ	(4*1024)	/* IRQ stack */
+#define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */
+#endif
+
+/*
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS	4	   /* we have 2 banks of DRAM */
+#define PHYS_SDRAM_1		0xa0000000 /* SDRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE	0x02000000 /* 32 MB */
+#define PHYS_SDRAM_2		0xa4000000 /* SDRAM Bank #2 */
+#define PHYS_SDRAM_2_SIZE	0x00000000 /* 0 MB */
+#define PHYS_SDRAM_3		0xa8000000 /* SDRAM Bank #3 */
+#define PHYS_SDRAM_3_SIZE	0x00000000 /* 0 MB */
+#define PHYS_SDRAM_4		0xac000000 /* SDRAM Bank #4 */
+#define PHYS_SDRAM_4_SIZE	0x00000000 /* 0 MB */
+
+#define PHYS_FLASH_1		0x00000000 /* Flash Bank #1 */
+#define PHYS_FLASH_2		0x04000000 /* Flash Bank #2 */
+#define PHYS_FLASH_SIZE		0x00800000 /* 4 MB */
+
+/* Not entirely sure about this - DS/CHC */
+#define PHYS_FLASH_BANK_SIZE	0x02000000 /* 32 MB Banks */
+#define PHYS_FLASH_SECT_SIZE	0x00010000 /* 64 KB sectors (x2) */
+
+#define CFG_DRAM_BASE		PHYS_SDRAM_1
+#define CFG_DRAM_SIZE		PHYS_SDRAM_1_SIZE
+
+#define CFG_FLASH_BASE		PHYS_FLASH_1
+#define CFG_MONITOR_BASE	CFG_FLASH_BASE
+
+/*
+ * GPIO settings
+ */
+#define CFG_GPSR0_VAL		0x00000000  /* Don't set anything */
+#define CFG_GPSR1_VAL		0x00000080
+#define CFG_GPSR2_VAL		0x00000000
+
+#define CFG_GPCR0_VAL		0x00000000  /* Don't clear anything */
+#define CFG_GPCR1_VAL		0x00000000
+#define CFG_GPCR2_VAL		0x00000000
+
+#define CFG_GPDR0_VAL		0x00000000
+#define CFG_GPDR1_VAL		0x000007C3
+#define CFG_GPDR2_VAL		0x00000000
+
+/* Edge detect registers (these are set by the kernel) */
+#define CFG_GRER0_VAL	    0x00000000
+#define CFG_GRER1_VAL	    0x00000000
+#define CFG_GRER2_VAL	    0x00000000
+#define CFG_GFER0_VAL	    0x00000000
+#define CFG_GFER1_VAL	    0x00000000
+#define CFG_GFER2_VAL	    0x00000000
+
+#define CFG_GAFR0_L_VAL		0x00000000
+#define CFG_GAFR0_U_VAL		0x00000000
+#define CFG_GAFR1_L_VAL		0x00008010  /* Use FF UART Send and Receive */
+#define CFG_GAFR1_U_VAL		0x00000000
+#define CFG_GAFR2_L_VAL		0x00000000
+#define CFG_GAFR2_U_VAL		0x00000000
+
+#define CFG_PSSR_VAL		0x20
+#define CFG_CCCR_VAL	    0x00000141	/* 100 MHz memory, 200 MHz CPU	*/
+#define CFG_CKEN_VAL	    0x00000060	/* FFUART and STUART enabled	*/
+#define CFG_ICMR_VAL	    0x00000000	/* No interrupts enabled	*/
+
+/*
+ * Memory settings
+ */
+#define CFG_MSC0_VAL		0x00007FF0 /* Not properly calculated - FIXME (DS) */
+#define CFG_MSC1_VAL		0x00000000
+#define CFG_MSC2_VAL		0x00000000
+
+#define CFG_MDCNFG_VAL		0x00000aC9 /* Memory timings for the SDRAM.
+					      tRP=2, CL=2, tRCD=2, tRAS=5, tRC=8 */
+
+#define CFG_MDREFR_VAL		0x00403018 /* Initial setting, individual
+					      bits set in memsetup.S	  */
+#define CFG_MDMRS_VAL		0x00000000
+
+/*
+ * PCMCIA and CF Interfaces
+ */
+#define CFG_MECR_VAL		0x00000000  /* Hangover from Lubbock.
+					       Needs calculating. (DS/CHC) */
+#define CFG_MCMEM0_VAL		0x00010504
+#define CFG_MCMEM1_VAL		0x00010504
+#define CFG_MCATT0_VAL		0x00010504
+#define CFG_MCATT1_VAL		0x00010504
+#define CFG_MCIO0_VAL		0x00004715
+#define CFG_MCIO1_VAL		0x00004715
+
+/*
+ * FLASH and environment organization
+ */
+#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
+#define CFG_MAX_FLASH_SECT	64	/* max number of sectors on one chip	*/
+
+/* timeout values are in ticks */
+/* FIXME */
+#define CFG_FLASH_ERASE_TOUT	(25*CFG_HZ) /* Timeout for Flash Erase */
+#define CFG_FLASH_WRITE_TOUT	(25*CFG_HZ) /* Timeout for Flash Write */
+
+/* Flash protection */
+#define CFG_FLASH_PROTECTION	1
+
+/* FIXME */
+#define CFG_ENV_IS_IN_FLASH	1
+#define CFG_ENV_ADDR		(PHYS_FLASH_1 + 0x3C000)	/* Addr of Environment Sector	*/
+#define CFG_ENV_SIZE		0x4000	/* Total Size of Environment */
+#define CFG_ENV_SECT_SIZE	0x20000
+
+/* Option added to get around byte ordering issues in the flash driver */
+#define CFG_LITTLE_ENDIAN	1
+
+#endif	/* __CONFIG_H */