Add support for AMCC Bamboo PPC440EP eval board

Patch by Stefan Roese, 04 Aug 2005

1 files changed, 138 insertions, 133 deletions

diff --git a/include/configs/bamboo.h b/include/configs/bamboo.h
index 6ccd8b9..bb5685a 100644
--- a/include/configs/bamboo.h
+++ b/include/configs/bamboo.h
@@ -30,59 +30,52 @@
 /*-----------------------------------------------------------------------
  * High Level Configuration Options
  *----------------------------------------------------------------------*/
-#define CONFIG_BAMBOO			1	/* Board is BAMBOO	     */
-#define CONFIG_440_EP			1	/* Specific PPC440EP support */
+#define CONFIG_BAMBOO		1	/* Board is BAMBOO              */
+#define CONFIG_440_EP		1	/* Specific PPC440EP support    */
 
-#define CONFIG_4xx			1	/* ... PPC4xx family	*/
-#define CONFIG_BOARD_EARLY_INIT_F	1   /* Call board_early_init_f	*/
-#undef	CFG_DRAM_TEST				/* disable - takes long time! */
-/*#define CONFIG_SYS_CLK_FREQ	66666666    /X* external freq to pll	*/
+#define CONFIG_4xx		1	/* ... PPC4xx family	        */
+#define CONFIG_BOARD_EARLY_INIT_F 	1   /* Call board_early_init_f	*/
 #define CONFIG_SYS_CLK_FREQ	33333333    /* external freq to pll	*/
 
 /*-----------------------------------------------------------------------
  * Base addresses -- Note these are effective addresses where the
  * actual resources get mapped (not physical addresses)
  *----------------------------------------------------------------------*/
-#define CFG_SDRAM_BASE	    0x00000000	    /* _must_ be 0		    */
-#define CFG_FLASH_BASE	    0xfe000000	    /* start of FLASH		*/
-#define CFG_MONITOR_BASE    TEXT_BASE	    /* start of monitor		*/
-#define CFG_PCI_MEMBASE	    0xa0000000	    /* mapped pci memory	*/
-#define CFG_PCI_MEMBASE1    CFG_PCI_MEMBASE  + 0x10000000
-#define CFG_PCI_MEMBASE2    CFG_PCI_MEMBASE1 + 0x10000000
-#define CFG_PCI_MEMBASE3    CFG_PCI_MEMBASE2 + 0x10000000
-
+#define CFG_MONITOR_LEN		(512 * 1024)	/* Reserve 512 kB for Monitor	*/
+#define CFG_MALLOC_LEN		(256 * 1024)	/* Reserve 256 kB for malloc()	*/
+#define CFG_MONITOR_BASE	(-CFG_MONITOR_LEN)
+#define CFG_SDRAM_BASE	        0x00000000	    /* _must_ be 0	*/
+#define CFG_FLASH_BASE	        0xfff00000	    /* start of FLASH	*/
+#define CFG_PCI_MEMBASE	        0xa0000000	    /* mapped pci memory*/
+#define CFG_PCI_MEMBASE1        CFG_PCI_MEMBASE  + 0x10000000
+#define CFG_PCI_MEMBASE2        CFG_PCI_MEMBASE1 + 0x10000000
+#define CFG_PCI_MEMBASE3        CFG_PCI_MEMBASE2 + 0x10000000
 
 /*Don't change either of these*/
-#define CFG_PERIPHERAL_BASE 0xef600000	    /* internal peripherals	*/
-#define CFG_PCI_BASE	    0xe0000000	    /* internal PCI regs	*/
+#define CFG_PERIPHERAL_BASE     0xef600000	    /* internal peripherals*/
+#define CFG_PCI_BASE	        0xe0000000	    /* internal PCI regs*/
 /*Don't change either of these*/
 
-#define CFG_USB_DEVICE 0x50000000
-#define CFG_NVRAM_BASE_ADDR 0x80000000
-#define CFG_BCSR_BASE	    (CFG_NVRAM_BASE_ADDR | 0x2000)
+#define CFG_USB_DEVICE          0x50000000
+#define CFG_NVRAM_BASE_ADDR     0x80000000
+#define CFG_BCSR_BASE	        (CFG_NVRAM_BASE_ADDR | 0x2000)
 
 /*-----------------------------------------------------------------------
  * Initial RAM & stack pointer (placed in SDRAM)
  *----------------------------------------------------------------------*/
-#define CFG_INIT_RAM_ADDR	0xf0000000		/* DCache */
-#define CFG_INIT_RAM_END	0x2000
-#define CFG_GBL_DATA_SIZE	256			/* num bytes initial data	*/
+#define CFG_INIT_RAM_ADDR	0xf0000000		/* DCache       */
+#define CFG_INIT_RAM_END	0x1000
+#define CFG_GBL_DATA_SIZE	256		    	/* num bytes 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_LEN		(256 * 1024)	/* Reserve 256 kB for Mon	*/
-#define CFG_MALLOC_LEN		(128 * 1024)	/* Reserve 128 kB for malloc*/
-#define CFG_KBYTES_SDRAM	( 128 * 1024)	/* 128MB		     */
-/*#define CFG_SDRAM_BANKS	(2) */
-#define CFG_SDRAM_BANKS		(1)
-
 /*-----------------------------------------------------------------------
  * Serial Port
  *----------------------------------------------------------------------*/
 #define CFG_EXT_SERIAL_CLOCK	11059200 /* use external 11.059MHz clk	*/
 #define CONFIG_BAUDRATE		115200
-#define CONFIG_SERIAL_MULTI	1
-/*define this if you want console on UART1*/
+#define CONFIG_SERIAL_MULTI     1
+/* define this if you want console on UART1 */
 #undef CONFIG_UART1_CONSOLE
 
 #define CFG_BAUDRATE_TABLE  \
@@ -95,37 +88,57 @@
  * The DS1558 code assumes this condition
  *
  *----------------------------------------------------------------------*/
-#define CFG_NVRAM_SIZE		(0x2000 - 0x10) /* NVRAM size(8k)- RTC regs */
-#define CONFIG_RTC_DS1556	1			 /* DS1556 RTC		*/
+#define CFG_NVRAM_SIZE	    (0x2000 - 0x10) /* NVRAM size(8k)- RTC regs */
+#define CONFIG_RTC_DS1556	1		         /* DS1556 RTC		*/
+
+/*-----------------------------------------------------------------------
+ * Environment
+ *----------------------------------------------------------------------*/
+/*
+ * Define here the location of the environment variables (FLASH or EEPROM).
+ * Note: DENX encourages to use redundant environment in FLASH.
+ */
+#if 1
+#define CFG_ENV_IS_IN_FLASH     1	/* use FLASH for environment vars	*/
+#else
+#define CFG_ENV_IS_IN_EEPROM	1	/* use EEPROM for environment vars	*/
+#endif
 
 /*-----------------------------------------------------------------------
  * FLASH related
  *----------------------------------------------------------------------*/
-#if 0 /* test-only */
-#define CFG_MAX_FLASH_BANKS	1		    /* number of banks	    */
+#define CFG_MAX_FLASH_BANKS	3		    /* number of banks	    */
 #define CFG_MAX_FLASH_SECT	256		    /* sectors per device   */
 
 #undef	CFG_FLASH_CHECKSUM
 #define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
-#define CFG_FLASH_WRITE_TOUT	120000	    /* Timeout for Flash Write (in ms)	*/
-#else
-#define CFG_FLASH_CFI				/* The flash is CFI compatible	*/
-#define CFG_FLASH_CFI_DRIVER			/* Use common CFI driver	*/
-#define CFG_FLASH_CFI_AMD_RESET 1		/* AMD RESET for STM 29W320DB!	*/
+#define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
 
-#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
-#define CFG_MAX_FLASH_SECT	256	/* max number of sectors on one chip	*/
+#define CFG_FLASH_ADDR0         0x555
+#define CFG_FLASH_ADDR1         0x2aa
+#define CFG_FLASH_WORD_SIZE     unsigned char
 
-#define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
-#define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
+#define CFG_FLASH_2ND_16BIT_DEV 1         /* bamboo has 8 and 16bit device     */
+#define CFG_FLASH_2ND_ADDR      0x87800000  /* bamboo has 8 and 16bit device     */
 
-#define CFG_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */
+#ifdef CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_SECT_SIZE	0x10000 	/* size of one complete sector	*/
+#define CFG_ENV_ADDR		(CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
+#define	CFG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/
+
+#if 0 /* test-only */
+/* Address and size of Redundant Environment Sector	*/
+#define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
+#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)
 #endif
+#endif /* CFG_ENV_IS_IN_FLASH */
 
 /*-----------------------------------------------------------------------
  * DDR SDRAM
- *----------------------------------------------------------------------*/
-#undef CONFIG_SPD_EEPROM	       /* Don't use SPD EEPROM for setup    */
+ *----------------------------------------------------------------------------- */
+#define CONFIG_SPD_EEPROM               /* Use SPD EEPROM for setup             */
+#define SPD_EEPROM_ADDRESS      {0x50,0x51}	/* SPD i2c spd addresses	*/
+#define CFG_SDRAM_ONBOARD_SIZE  (64 << 20) /* Bamboo has onboard and DIMM-slots!*/
 
 /*-----------------------------------------------------------------------
  * I2C
@@ -135,44 +148,71 @@
 #define CFG_I2C_SPEED		400000	/* I2C speed and slave address	*/
 #define CFG_I2C_SLAVE		0x7F
 
-
-/*-----------------------------------------------------------------------
- * Environment
- *----------------------------------------------------------------------*/
-#undef	CFG_ENV_IS_IN_NVRAM		    /*No NVRAM on board*/
-#undef	CFG_ENV_IS_IN_FLASH		    /* ... not in flash		*/
-#define CFG_ENV_IS_IN_EEPROM	1
-
-/* Define to allow the user to overwrite serial and ethaddr */
-#define CONFIG_ENV_OVERWRITE
-
 #define CFG_I2C_MULTI_EEPROMS
-#define CFG_ENV_SIZE		0x200	    /* Size of Environment vars */
-#define CFG_ENV_OFFSET		0x0
 #define CFG_I2C_EEPROM_ADDR	(0xa8>>1)
 #define CFG_I2C_EEPROM_ADDR_LEN 1
 #define CFG_EEPROM_PAGE_WRITE_ENABLE
 #define CFG_EEPROM_PAGE_WRITE_BITS 3
 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
 
-#define CONFIG_BOOTCOMMAND	"bootm 0xfe000000"    /* autoboot command */
-#define CONFIG_BOOTDELAY	3		    /* disable autoboot */
+#ifdef CFG_ENV_IS_IN_EEPROM
+#define CFG_ENV_SIZE		0x200	    /* Size of Environment vars */
+#define CFG_ENV_OFFSET		0x0
+#endif /* CFG_ENV_IS_IN_EEPROM */
+
+#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"							\
+	"hostname=bamboo\0"						\
+	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
+		"nfsroot=$(serverip):$(rootpath)\0"			\
+	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
+	"addip=setenv bootargs $(bootargs) "				\
+		"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)"	\
+		":$(hostname):$(netdev):off panic=1\0"			\
+	"addtty=setenv bootargs $(bootargs) console=ttyS0,$(baudrate)\0"\
+	"flash_nfs=run nfsargs addip addtty;"				\
+		"bootm $(kernel_addr)\0"				\
+	"flash_self=run ramargs addip addtty;"				\
+		"bootm $(kernel_addr) $(ramdisk_addr)\0"		\
+	"net_nfs=tftp 200000 $(bootfile);run nfsargs addip addtty;"     \
+	        "bootm\0"						\
+	"rootpath=/opt/eldk/ppc_4xx\0"					\
+	"bootfile=/tftpboot/bamboo/uImage\0"				\
+	"kernel_addr=fff00000\0"					\
+	"ramdisk_addr=fff10000\0"					\
+	"load=tftp 100000 /tftpboot/bamboo/u-boot.bin\0"		\
+	"update=protect off fff80000 ffffffff;era fff80000 ffffffff;"	\
+		"cp.b 100000 fff80000 80000;"			        \
+		"setenv filesize;saveenv\0"				\
+	"upd=run load;run update\0"					\
+	""
+#define CONFIG_BOOTCOMMAND	"run flash_self"
+
+#if 0
+#define CONFIG_BOOTDELAY	-1	/* autoboot disabled		*/
+#else
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
+#endif
+
+#define CONFIG_BAUDRATE		115200
 
 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
 #define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/
 
 #define CONFIG_MII		1	/* MII PHY management		*/
-#define CONFIG_NET_MULTI	1	/* required for netconsole  */
-#define CONFIG_PHY1_ADDR	3
+#define CONFIG_NET_MULTI        1       /* required for netconsole      */
+#define CONFIG_PHY_ADDR		0	/* PHY address, See schematics	*/
+#define CONFIG_PHY1_ADDR        1
 #define CONFIG_HAS_ETH1		1	/* add support for "eth1addr"	*/
-#define CONFIG_PHY_ADDR		1	/* PHY address, See schematics	*/
-#define CONFIG_NETMASK		255.255.255.0
-#define CONFIG_IPADDR		10.0.4.251
-#define CONFIG_ETHADDR		00:10:EC:00:12:34
-#define CONFIG_ETH1ADDR		00:10:EC:00:12:35
+#define CONFIG_NO_PHY_RESET     1       /* no PHY reset on bamboo!!!    */
 
-#define CFG_RX_ETH_BUFFER	32	  /* Number of ethernet rx buffers & descriptors */
-#define CONFIG_SERVERIP		10.0.4.115
+#define CFG_RX_ETH_BUFFER	32	/* Number of ethernet rx buffers & descriptors */
 
 /* Partitions */
 #define CONFIG_MAC_PARTITION
@@ -188,59 +228,23 @@
 #define USB_2_0_DEVICE
 #endif /*CONFIG_440_EP*/
 
-#ifdef DEBUG
-#define CONFIG_PANIC_HANG
-#else
-#define CONFIG_HW_WATCHDOG			/* watchdog */
-#endif
-
-#ifdef CONFIG_440_EP
-	/* Need to define POST */
-#define CONFIG_COMMANDS	       ((CONFIG_CMD_DFL | \
-			CFG_CMD_DATE	| \
-			CFG_CMD_DHCP	| \
-			CFG_CMD_DIAG	| \
-			CFG_CMD_ECHO	| \
-			CFG_CMD_EEPROM	| \
-			CFG_CMD_ELF	| \
-		/*	CFG_CMD_EXT2	|*/ \
-		/*	CFG_CMD_FAT	|*/ \
-			CFG_CMD_I2C	| \
-		/*	CFG_CMD_IDE	|*/ \
-			CFG_CMD_IRQ	| \
-		/*	CFG_CMD_KGDB	|*/ \
-			CFG_CMD_MII	| \
-			CFG_CMD_PCI	| \
-			CFG_CMD_PING	| \
-			CFG_CMD_REGINFO | \
-			CFG_CMD_SDRAM	| \
-			CFG_CMD_FLASH	| \
-		/*	CFG_CMD_SPI	|*/ \
-			CFG_CMD_USB	| \
-			0 ) & ~CFG_CMD_IMLS)
-#else
-#define CONFIG_COMMANDS	       ((CONFIG_CMD_DFL | \
-			CFG_CMD_DATE	| \
-			CFG_CMD_DHCP	| \
-			CFG_CMD_DIAG	| \
-			CFG_CMD_ECHO	| \
-			CFG_CMD_EEPROM	| \
-			CFG_CMD_ELF	| \
-		/*	CFG_CMD_EXT2	|*/ \
-		/*	CFG_CMD_FAT	|*/ \
-			CFG_CMD_I2C	| \
-		/*	CFG_CMD_IDE	|*/ \
-			CFG_CMD_IRQ	| \
-		/*	CFG_CMD_KGDB	|*/ \
-			CFG_CMD_MII	| \
-			CFG_CMD_PCI	| \
-			CFG_CMD_PING	| \
-			CFG_CMD_REGINFO | \
-			CFG_CMD_SDRAM	| \
-			CFG_CMD_FLASH	| \
-		/*	CFG_CMD_SPI	|*/ \
-			0 ) & ~CFG_CMD_IMLS)
-#endif
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				CFG_CMD_ASKENV	| \
+				CFG_CMD_DATE	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_DIAG	| \
+				CFG_CMD_ELF	| \
+				CFG_CMD_I2C	| \
+				CFG_CMD_IRQ	| \
+				CFG_CMD_MII	| \
+				CFG_CMD_NET	| \
+				CFG_CMD_NFS	| \
+				CFG_CMD_PCI	| \
+				CFG_CMD_PING	| \
+				CFG_CMD_REGINFO	| \
+				CFG_CMD_SDRAM	| \
+				CFG_CMD_USB	| \
+				CFG_CMD_SNTP	)
 
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
@@ -263,8 +267,8 @@
 #define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/
 
 #define CFG_LOAD_ADDR		0x100000	/* default load address */
-#define CFG_EXTBDINFO		1	/* To use extended board_into (bd_t) */
-#define CONFIG_LYNXKDI		1   /* support kdi files */
+#define CFG_EXTBDINFO		    1	/* To use extended board_into (bd_t) */
+#define CONFIG_LYNXKDI          1   /* support kdi files */
 
 #define CFG_HZ		1000		/* decrementer freq: 1 ms ticks */
 
@@ -273,18 +277,18 @@
  *-----------------------------------------------------------------------
  */
 /* General PCI */
-#define CONFIG_PCI				/* include pci support		*/
-#undef	CONFIG_PCI_PNP				/* do (not) pci plug-and-play	*/
-#define CONFIG_PCI_SCAN_SHOW			/* show pci devices on startup	*/
-#define CFG_PCI_TARGBASE	0x80000000	/* PCIaddr mapped to CFG_PCI_MEMBASE */
+#define CONFIG_PCI			            /* include pci support	        */
+#undef  CONFIG_PCI_PNP			        /* do (not) pci plug-and-play         */
+#define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup  */
+#define CFG_PCI_TARGBASE    0x80000000  /* PCIaddr mapped to CFG_PCI_MEMBASE */
 
 /* Board-specific PCI */
-#define CFG_PCI_PRE_INIT		/* enable board pci_pre_init()	*/
+#define CFG_PCI_PRE_INIT                /* enable board pci_pre_init()  */
 #define CFG_PCI_TARGET_INIT
 #define CFG_PCI_MASTER_INIT
 
-#define CFG_PCI_SUBSYS_VENDORID 0x1014	/* IBM */
-#define CFG_PCI_SUBSYS_ID 0xcafe	/* Whatever */
+#define CFG_PCI_SUBSYS_VENDORID 0x1014  /* IBM */
+#define CFG_PCI_SUBSYS_ID 0xcafe        /* Whatever */
 
 /*
  * For booting Linux, the board info and command line data
@@ -292,10 +296,11 @@
  * the maximum mapped by the Linux kernel during initialization.
  */
 #define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
+
 /*-----------------------------------------------------------------------
  * Cache Configuration
  */
-#define CFG_DCACHE_SIZE		8192	/* For IBM 405 CPUs			*/
+#define CFG_DCACHE_SIZE		32768	/* For IBM 440 CPUs			*/
 #define CFG_CACHELINE_SIZE	32	/* ...			*/
 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
 #define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value	*/