SPARC/LEON3: added support for GR-CPCI-AX2000 FPGA AX board. The FPGA is exchangeable but a standard LEON3 design is assumed. See www.gaisler.com for information.

Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>

1 files changed, 380 insertions, 0 deletions

diff --git a/include/configs/gr_cpci_ax2000.h b/include/configs/gr_cpci_ax2000.h
new file mode 100644
index 0000000000..1276f4d83a
--- /dev/null
+++ b/include/configs/gr_cpci_ax2000.h
@@ -0,0 +1,380 @@
+/* Configuration header file for Gaisler GR-CPCI-AX2000
+ * AX board. Note that since the AX is removable the configuration
+ * for this board must be edited below.
+ *
+ * (C) Copyright 2003-2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2008
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * 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_LEON3		/* This is an LEON3 CPU */
+#define CONFIG_LEON		1	/* This is an LEON CPU */
+#define CONFIG_CPCI_AX2000	1	/* ... on GR-CPCI-AX2000 board */
+
+#define CONFIG_LEON_RAM_SRAM 1
+#define CONFIG_LEON_RAM_SDRAM 2
+#define CONFIG_LEON_RAM_SDRAM_NOSRAM 3
+
+/* Select Memory to run from
+ *
+ * SRAM          - UBoot is run in SRAM, SRAM-0x40000000, SDRAM-0x60000000
+ * SDRAM         - UBoot is run in SDRAM, SRAM-0x40000000 and SDRAM-0x60000000
+ * SDRAM_NOSRAM  - UBoot is run in SDRAM, SRAM not available, SDRAM at 0x40000000
+ *
+ * Note, if Linux is to be used, SDRAM or SDRAM_NOSRAM is required since
+ * it doesn't fit into the 4Mb SRAM.
+ *
+ * SRAM is default since it will work for all systems, however will not
+ * be able to boot linux.
+ */
+#define CONFIG_LEON_RAM_SELECT CONFIG_LEON_RAM_SRAM
+
+/* CPU / AMBA BUS configuration */
+#define CONFIG_SYS_CLK_FREQ 	20000000	/* 20MHz */
+
+/* Number of SPARC register windows */
+#define CFG_SPARC_NWINDOWS 8
+
+/*
+ * Serial console configuration
+ */
+#define CONFIG_BAUDRATE		38400	/* ... at 38400 bps */
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200, 230400 }
+
+/* Partitions */
+#define CONFIG_DOS_PARTITION
+#define CONFIG_MAC_PARTITION
+#define CONFIG_ISO_PARTITION
+
+/*
+ * Supported commands
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_REGINFO
+#define CONFIG_CMD_AMBAPP
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_IRQ
+
+/*
+ * 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_BASE					\
+	"netdev=eth0\0"							\
+	"nfsargs=setenv bootargs console=ttyS0,38400 root=/dev/nfs rw "	\
+		"nfsroot=${serverip}:${rootpath}\0"			\
+	"ramargs=setenv bootargs console=ttyS0,${baudrate} root=/dev/ram rw\0"			\
+	"addip=setenv bootargs ${bootargs} "				\
+		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
+		":${hostname}:${netdev}:off panic=1\0"			\
+	"flash_nfs=run nfsargs addip;"					\
+		"bootm ${kernel_addr}\0"				\
+	"flash_self=run ramargs addip;"					\
+		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
+	"getkernel=tftpboot \$\(scratch\)\ \$\(bootfile\)\0" \
+	"bootargs=console=ttyS0,38400 root=/dev/nfs rw nfsroot=192.168.0.20:/export/rootfs ip=192.168.0.206:192.168.0.20:192.168.0.1:255.255.255.0:ax2000:eth0\0"
+
+#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SRAM
+#define CONFIG_EXTRA_ENV_SETTINGS_SELECT \
+	"net_nfs=tftp 40000000 ${bootfile};run nfsargs addip;bootm\0"	\
+	"scratch=40200000\0"					\
+	""
+#elif CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SDRAM
+#define CONFIG_EXTRA_ENV_SETTINGS_SELECT \
+	"net_nfs=tftp 60000000 ${bootfile};run nfsargs addip;bootm\0"	\
+	"scratch=60800000\0"					\
+	""
+#else
+/* More than 4Mb is assumed when running from SDRAM */
+#define CONFIG_EXTRA_ENV_SETTINGS_SELECT \
+	"net_nfs=tftp 40000000 ${bootfile};run nfsargs addip;bootm\0"	\
+	"scratch=40800000\0"					\
+	""
+#endif
+
+#define	CONFIG_EXTRA_ENV_SETTINGS CONFIG_EXTRA_ENV_SETTINGS_BASE CONFIG_EXTRA_ENV_SETTINGS_SELECT
+
+#define CONFIG_NETMASK 255.255.255.0
+#define CONFIG_GATEWAYIP 192.168.0.1
+#define CONFIG_SERVERIP 192.168.0.20
+#define CONFIG_IPADDR 192.168.0.206
+#define CONFIG_ROOTPATH /export/rootfs
+#define CONFIG_HOSTNAME  ax2000
+#define CONFIG_BOOTFILE  /uImage
+
+#define CONFIG_BOOTCOMMAND	"run flash_self"
+
+/* Memory MAP
+ *
+ *  Flash:
+ *  |--------------------------------|
+ *  | 0x00000000 Text & Data & BSS   | *
+ *  |            for Monitor         | *
+ *  | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| *
+ *  | UNUSED / Growth                | * 256kb
+ *  |--------------------------------|
+ *  | 0x00050000 Base custom area    | *
+ *  |            kernel / FS         | *
+ *  |                                | * Rest of Flash
+ *  |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~|
+ *  | END-0x00008000 Environment     | * 32kb
+ *  |--------------------------------|
+ *
+ *
+ *
+ *  Main Memory (4Mb SRAM or XMb SDRAM):
+ *  |--------------------------------|
+ *  | UNUSED / scratch area          |
+ *  |                                |
+ *  |                                |
+ *  |                                |
+ *  |                                |
+ *  |--------------------------------|
+ *  | Monitor .Text / .DATA / .BSS   | * 256kb
+ *  | Relocated!                     | *
+ *  |--------------------------------|
+ *  | Monitor Malloc                 | * 128kb (contains relocated environment)
+ *  |--------------------------------|
+ *  | Monitor/kernel STACK           | * 64kb
+ *  |--------------------------------|
+ *  | Page Table for MMU systems     | * 2k
+ *  |--------------------------------|
+ *  | PROM Code accessed from Linux  | * 6kb-128b
+ *  |--------------------------------|
+ *  | Global data (avail from kernel)| * 128b
+ *  |--------------------------------|
+ *
+ */
+
+/*
+ * Flash configuration (8,16 or 32 MB)
+ * TEXT base always at 0xFFF00000
+ * ENV_ADDR always at  0xFFF40000
+ * FLASH_BASE at 0xFC000000 for 64 MB
+ *               0xFE000000 for 32 MB
+ *               0xFF000000 for 16 MB
+ *               0xFF800000 for  8 MB
+ */
+/*#define CFG_NO_FLASH		1*/
+#define CFG_FLASH_BASE		0x00000000
+#define CFG_FLASH_SIZE		0x00800000
+
+#define PHYS_FLASH_SECT_SIZE	0x00020000	/* 128 KB sectors */
+#define CFG_MAX_FLASH_SECT	64	/* max num of sects on one chip */
+#define CFG_MAX_FLASH_BANKS	1	/* max num of memory banks      */
+
+#define CFG_FLASH_ERASE_TOUT	240000	/* Flash Erase Timeout (in ms)  */
+#define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (in ms)  */
+#define CFG_FLASH_LOCK_TOUT	5	/* Timeout for Flash Set Lock Bit (in ms) */
+#define CFG_FLASH_UNLOCK_TOUT	10000	/* Timeout for Flash Clear Lock Bits (in ms) */
+#define CFG_FLASH_PROTECTION	/* "Real" (hardware) sectors protection */
+
+/*** CFI CONFIG ***/
+#define CFG_FLASH_CFI_WIDTH	FLASH_CFI_8BIT
+#define CFG_FLASH_CFI_DRIVER
+#define CFG_FLASH_CFI
+/* Bypass cache when reading regs from flash memory */
+#define CFG_FLASH_CFI_BYPASS_READ
+/* Buffered writes (32byte/go) instead of single accesses */
+#define CFG_FLASH_USE_BUFFER_WRITE
+
+/*
+ * Environment settings
+ */
+/*#define CFG_ENV_IS_NOWHERE 1*/
+#define CFG_ENV_IS_IN_FLASH	1
+/* CFG_ENV_ADDR need to be at sector boundary */
+#define CFG_ENV_SIZE		0x8000
+#define CFG_ENV_SECT_SIZE	0x20000
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE+CFG_FLASH_SIZE-CFG_ENV_SECT_SIZE)
+#define CONFIG_ENV_OVERWRITE	1
+
+/*
+ * Memory map
+ *
+ * Always 4Mb SRAM available
+ * SDRAM module may be available on 0x60000000, SDRAM
+ * is configured as if a 128Mb SDRAM module is available.
+ */
+
+#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SDRAM_NOSRAM
+#define CFG_SDRAM_BASE		0x40000000
+#else
+#define CFG_SDRAM_BASE		0x60000000
+#endif
+
+#define CFG_SDRAM_SIZE		0x08000000
+#define CFG_SDRAM_END		(CFG_SDRAM_BASE+CFG_SDRAM_SIZE)
+
+/* 4Mb SRAM available */
+#if CONFIG_LEON_RAM_SELECT != CONFIG_LEON_RAM_SDRAM_NOSRAM
+#define CFG_SRAM_BASE 0x40000000
+#define CFG_SRAM_SIZE 0x400000
+#define CFG_SRAM_END  (CFG_SRAM_BASE+CFG_SRAM_SIZE)
+#endif
+
+/* Select RAM used to run U-BOOT from... */
+#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SRAM
+#define CFG_RAM_BASE CFG_SRAM_BASE
+#define CFG_RAM_SIZE CFG_SRAM_SIZE
+#define CFG_RAM_END CFG_SRAM_END
+#else
+#define CFG_RAM_BASE CFG_SDRAM_BASE
+#define CFG_RAM_SIZE CFG_SDRAM_SIZE
+#define CFG_RAM_END CFG_SDRAM_END
+#endif
+
+#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_OFFSET	(CFG_RAM_END - CFG_GBL_DATA_SIZE)
+
+#define CFG_PROM_SIZE		(8192-CFG_GBL_DATA_SIZE)
+#define CFG_PROM_OFFSET		(CFG_GBL_DATA_OFFSET-CFG_PROM_SIZE)
+
+#define CFG_INIT_SP_OFFSET	(CFG_PROM_OFFSET-32)
+#define CFG_STACK_SIZE		(0x10000-32)
+
+#define CFG_MONITOR_BASE    TEXT_BASE
+#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
+#   define CFG_RAMBOOT		1
+#endif
+
+#define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor   */
+#define CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()  */
+#define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
+
+#define CFG_MALLOC_END		(CFG_INIT_SP_OFFSET-CFG_STACK_SIZE)
+#define CFG_MALLOC_BASE		(CFG_MALLOC_END-CFG_MALLOC_LEN)
+
+/* relocated monitor area */
+#define CFG_RELOC_MONITOR_MAX_END   CFG_MALLOC_BASE
+#define CFG_RELOC_MONITOR_BASE     (CFG_RELOC_MONITOR_MAX_END-CFG_MONITOR_LEN)
+
+/* make un relocated address from relocated address */
+#define UN_RELOC(address) (address-(CFG_RELOC_MONITOR_BASE-TEXT_BASE))
+
+/*
+ * Ethernet configuration uses on board SMC91C111
+ */
+#define CONFIG_DRIVER_SMC91111          1
+#define CONFIG_SMC91111_BASE		0x20000300	/* chip select 3         */
+#define CONFIG_SMC_USE_32_BIT		1	/* 32 bit bus  */
+#undef  CONFIG_SMC_91111_EXT_PHY	/* we use internal phy   */
+/*#define CONFIG_SHOW_ACTIVITY*/
+#define CONFIG_NET_RETRY_COUNT		10	/* # of retries          */
+
+#define CONFIG_ETHADDR   00:00:7a:cc:00:13
+#define CONFIG_PHY_ADDR	 0x00
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP		/* undef to save memory     */
+#define CFG_PROMPT		"=> "	/* Monitor Command Prompt   */
+#if defined(CONFIG_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	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 */
+
+/*
+ * Various low-level settings
+ */
+
+/*-----------------------------------------------------------------------
+ * USB stuff
+ *-----------------------------------------------------------------------
+ */
+#define CONFIG_USB_CLOCK	0x0001BBBB
+#define CONFIG_USB_CONFIG	0x00005000
+
+/***** Gaisler GRLIB IP-Cores Config ********/
+
+/* AMBA Plug & Play info display on startup */
+/*#define CFG_AMBAPP_PRINT_ON_STARTUP*/
+
+#define CFG_GRLIB_SDRAM    0
+
+/* See, GRLIB Docs (grip.pdf) on how to set up
+ * These the memory controller registers.
+ */
+#define CFG_GRLIB_MEMCFG1   (0x10f800ff | (1<<11))
+#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SDRAM_NOSRAM
+#define CFG_GRLIB_MEMCFG2   0x82206000
+#else
+#define CFG_GRLIB_MEMCFG2   0x82205260
+#endif
+#define CFG_GRLIB_MEMCFG3   0x0809a000
+
+#define CFG_GRLIB_FT_MEMCFG1   (0x10f800ff | (1<<11))
+#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SDRAM_NOSRAM
+#define CFG_GRLIB_FT_MEMCFG2   0x82206000
+#else
+#define CFG_GRLIB_FT_MEMCFG2   0x82205260
+#endif
+#define CFG_GRLIB_FT_MEMCFG3   0x0809a000
+
+/* no DDR controller */
+#define CFG_GRLIB_DDR_CFG   0x00000000
+
+/* no DDR2 Controller */
+#define CFG_GRLIB_DDR2_CFG1 0x00000000
+#define CFG_GRLIB_DDR2_CFG3 0x00000000
+
+/* Calculate scaler register value from default baudrate */
+#define CFG_GRLIB_APBUART_SCALER \
+ ((((CONFIG_SYS_CLK_FREQ*10)/(CONFIG_BAUDRATE*8))-5)/10)
+
+/* Identification string */
+#define CONFIG_IDENT_STRING "GAISLER LEON3 GR-CPCI-AX2000"
+
+/* default kernel command line */
+#define CONFIG_DEFAULT_KERNEL_COMMAND_LINE "console=ttyS0,38400\0\0"
+
+#endif				/* __CONFIG_H */