/*
 * (C) Copyright 2007
 * Stefan Roese, DENX Software Engineering, sr@denx.de.
 *
 * (C) Copyright 2004 Paul Reynolds <PaulReynolds@lhsolutions.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
 */

/************************************************************************
 * katmai.h - configuration for AMCC Katmai (440SPe)
 ***********************************************************************/

#ifndef __CONFIG_H
#define __CONFIG_H

/*-----------------------------------------------------------------------
 * High Level Configuration Options
 *----------------------------------------------------------------------*/
#define CONFIG_KATMAI			1	/* Board is Katmai	*/
#define CONFIG_4xx			1	/* ... PPC4xx family	*/
#define CONFIG_440			1	/* ... PPC440 family	*/
#define CONFIG_440SPE			1	/* Specifc SPe support	*/
#undef	CFG_DRAM_TEST				/* Disable-takes long time */
#define CONFIG_SYS_CLK_FREQ	33333333	/* external freq to pll	*/

#define CONFIG_BOARD_EARLY_INIT_F 1	/* Call board_pre_init		*/
#define	CONFIG_MISC_INIT_F	1	/* Use misc_init_f()		*/
#undef  CONFIG_SHOW_BOOT_PROGRESS

/*-----------------------------------------------------------------------
 * Base addresses -- Note these are effective addresses where the
 * actual resources get mapped (not physical addresses)
 *----------------------------------------------------------------------*/
#define CFG_MONITOR_LEN		(256 * 1024)	/* Reserve 256 kB for Mon */
#define CFG_MALLOC_LEN		(512 * 1024)	/* Reserve 512 kB for malloc */

#define CFG_SDRAM_BASE		0x00000000	/* _must_ be 0		*/
#define CFG_FLASH_BASE		0xff000000	/* start of FLASH	*/
#define CFG_MONITOR_BASE	TEXT_BASE
#define CFG_PERIPHERAL_BASE	0xa0000000	/* internal peripherals	*/
#define CFG_ISRAM_BASE		0x90000000	/* internal SRAM	*/

#define CFG_PCI_MEMBASE		0x80000000	/* mapped PCI memory	*/
#define CFG_PCI_BASE		0xd0000000	/* internal PCI regs	*/
#define CFG_PCI_TARGBASE	CFG_PCI_MEMBASE

#define CFG_PCIE_MEMBASE	0xb0000000	/* mapped PCIe memory	*/
#define CFG_PCIE_MEMSIZE	0x01000000
#define CFG_PCIE_BASE		0xe0000000	/* PCIe UTL regs */

#define CFG_PCIE0_CFGBASE	0xc0000000
#define CFG_PCIE1_CFGBASE	0xc1000000
#define CFG_PCIE2_CFGBASE	0xc2000000
#define CFG_PCIE0_XCFGBASE	0xc3000000
#define CFG_PCIE1_XCFGBASE	0xc3001000
#define CFG_PCIE2_XCFGBASE	0xc3002000

/* System RAM mapped to PCI space */
#define CONFIG_PCI_SYS_MEM_BUS	CFG_SDRAM_BASE
#define CONFIG_PCI_SYS_MEM_PHYS	CFG_SDRAM_BASE
#define CONFIG_PCI_SYS_MEM_SIZE	(1024 * 1024 * 1024)

#define CFG_ACE_BASE		0xfe000000	/* Xilinx ACE controller - Compact Flash */

/*-----------------------------------------------------------------------
 * Initial RAM & stack pointer (placed in internal SRAM)
 *----------------------------------------------------------------------*/
#define CFG_TEMP_STACK_OCM	1
#define CFG_OCM_DATA_ADDR	CFG_ISRAM_BASE
#define CFG_INIT_RAM_ADDR	CFG_ISRAM_BASE	/* Initial RAM address	*/
#define CFG_INIT_RAM_END	0x2000		/* End of used area in RAM */
#define CFG_GBL_DATA_SIZE	128		/* num bytes initial data */

#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_POST_WORD_ADDR	(CFG_GBL_DATA_OFFSET - 0x4)
#define CFG_INIT_SP_OFFSET	CFG_POST_WORD_ADDR

/*-----------------------------------------------------------------------
 * Serial Port
 *----------------------------------------------------------------------*/
#define CONFIG_SERIAL_MULTI	1
#undef CONFIG_UART1_CONSOLE
#undef CFG_EXT_SERIAL_CLOCK
#define CONFIG_BAUDRATE		115200
#define CFG_BAUDRATE_TABLE  \
	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}

/*-----------------------------------------------------------------------
 * DDR SDRAM
 *----------------------------------------------------------------------*/
#define CONFIG_SPD_EEPROM	1	/* Use SPD EEPROM for setup	*/
#define SPD_EEPROM_ADDRESS	{0x51, 0x52}	/* SPD i2c spd addresses*/
#define CONFIG_DDR_ECC		1	/* with ECC support		*/
#undef  CONFIG_STRESS

/*-----------------------------------------------------------------------
 * I2C
 *----------------------------------------------------------------------*/
#define CONFIG_HARD_I2C		1	/* I2C with hardware support	*/
#undef	CONFIG_SOFT_I2C			/* I2C bit-banged		*/
#define CFG_I2C_SPEED		100000	/* I2C speed and slave address	*/
#define CFG_I2C_SLAVE		0x7F

#define CONFIG_I2C_MULTI_BUS
#define CONFIG_I2C_CMD_TREE
#define CFG_SPD_BUS_NUM		0	/* The I2C bus for SPD		*/

#define IIC0_BOOTPROM_ADDR	0x50
#define IIC0_ALT_BOOTPROM_ADDR	0x54

#define CFG_I2C_MULTI_EEPROMS
#define CFG_I2C_EEPROM_ADDR	(0x50)
#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

/* I2C RTC */
#define CONFIG_RTC_M41T11	1
#define CFG_RTC_BUS_NUM		1	/* The I2C bus for RTC		*/
#define CFG_I2C_RTC_ADDR	0x68
#define CFG_M41T11_BASE_YEAR	1900	/* play along with linux	*/

/* I2C DTT */
#define CONFIG_DTT_ADM1021	1	/* ADM1021 temp sensor support	*/
#define CFG_DTT_BUS_NUM		1	/* The I2C bus for DTT		*/
/*
 * standard dtt sensor configuration - bottom bit will determine local or
 * remote sensor of the ADM1021, the rest determines index into
 * CFG_DTT_ADM1021 array below.
 */
#define CONFIG_DTT_SENSORS	{ 0, 1 }

/*
 * ADM1021 temp sensor configuration (see dtt/adm1021.c for details).
 * there will be one entry in this array for each two (dummy) sensors in
 * CONFIG_DTT_SENSORS.
 *
 * For Katmai board:
 * - only one ADM1021
 * - i2c addr 0x18
 * - conversion rate 0x02 = 0.25 conversions/second
 * - ALERT ouput disabled
 * - local temp sensor enabled, min set to 0 deg, max set to 85 deg
 * - remote temp sensor enabled, min set to 0 deg, max set to 85 deg
 */
#define CFG_DTT_ADM1021		{ { 0x18, 0x02, 0, 1, 0, 85, 1, 0, 58} }

/*-----------------------------------------------------------------------
 * Environment
 *----------------------------------------------------------------------*/
#define	CFG_ENV_IS_IN_FLASH	1	/* Environment uses flash	*/

#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=katmai\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=katmai/uImage\0"					\
	"kernel_addr=fff10000\0"					\
	"ramdisk_addr=fff20000\0"					\
	"initrd_high=30000000\0"					\
	"load=tftp 200000 katmai/u-boot.bin\0"				\
	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
		"cp.b ${fileaddr} fffc0000 ${filesize};"		\
		"setenv filesize;saveenv\0"				\
	"upd=run load;run update\0"					\
	"kozio=bootm ffc60000\0"					\
	"pciconfighost=1\0"						\
	""
#define CONFIG_BOOTCOMMAND	"run flash_self"

#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/


/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME


/*
 * Command line configuration.
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_DIAG
#define CONFIG_CMD_DTT
#define CONFIG_CMD_ELF
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_FAT
#define CONFIG_CMD_I2C
#define CONFIG_CMD_IRQ
#define CONFIG_CMD_MII
#define CONFIG_CMD_NET
#define CONFIG_CMD_NFS
#define CONFIG_CMD_PCI
#define CONFIG_CMD_PING
#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_SDRAM


#define	CONFIG_IBM_EMAC4_V4	1	/* 440SPe has this EMAC version	*/
#define CONFIG_MII		1	/* MII PHY management		*/
#define CONFIG_PHY_ADDR		1	/* PHY address, See schematics	*/
#define CONFIG_HAS_ETH0
#define CONFIG_PHY_RESET        1	/* reset phy upon startup	*/
#define CONFIG_PHY_RESET_DELAY	1000
#define CONFIG_CIS8201_PHY	1	/* Enable 'special' RGMII mode for Cicada phy */
#define CONFIG_PHY_GIGE		1	/* Include GbE speed/duplex detection */
#define CFG_RX_ETH_BUFFER	32	/* Number of ethernet rx buffers & descriptors */

#define CONFIG_NETCONSOLE		/* include NetConsole support	*/
#define CONFIG_NET_MULTI		/* needed for NetConsole	*/

#undef CONFIG_WATCHDOG			/* watchdog disabled		*/

/*
 * 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	0x0400000	/* memtest works on		*/
#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 CFG_HZ			1000		/* decrementer freq: 1 ms ticks */

#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
#define CONFIG_LOOPW            1       /* enable loopw command         */
#define CONFIG_MX_CYCLIC        1       /* enable mdc/mwc commands      */
#define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
#define CONFIG_VERSION_VARIABLE 1	/* include version env variable */

#define CFG_4xx_RESET_TYPE	0x2	/* use chip reset on this board	*/

/*-----------------------------------------------------------------------
 * FLASH related
 *----------------------------------------------------------------------*/
#define CFG_FLASH_CFI
#define CFG_FLASH_CFI_DRIVER
#define CFG_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */
#define CFG_FLASH_USE_BUFFER_WRITE 1	/* use buffered writes (20x faster)	*/

#define CFG_FLASH_BANKS_LIST    {CFG_FLASH_BASE}
#define CFG_MAX_FLASH_BANKS     1		    /* number of banks	    */
#define CFG_MAX_FLASH_SECT	1024		    /* sectors per device   */

#undef	CFG_FLASH_CHECKSUM
#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_ENV_SECT_SIZE	0x20000 /* 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	*/

/* 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)

/*-----------------------------------------------------------------------
 * PCI stuff
 *-----------------------------------------------------------------------
 */
/* General PCI */
#define CONFIG_PCI			/* include pci support		*/
#define CONFIG_PCI_PNP		1	/* do pci plug-and-play		*/
#define CONFIG_PCI_SCAN_SHOW	1	/* show pci devices on startup	*/
#define CONFIG_PCI_CONFIG_HOST_BRIDGE

/* Board-specific PCI */
#define CFG_PCI_TARGET_INIT		/* let board init pci target    */
#undef	CFG_PCI_MASTER_INIT

#define CFG_PCI_SUBSYS_VENDORID 0x1014	/* IBM				*/
#define CFG_PCI_SUBSYS_DEVICEID 0xcafe	/* Whatever			*/
/* #define CFG_PCI_SUBSYS_ID	CFG_PCI_SUBSYS_DEVICEID */

/*
 *  NETWORK Support (PCI):
 */
/* Support for Intel 82557/82559/82559ER chips. */
#define CONFIG_EEPRO100

/*-----------------------------------------------------------------------
 * Xilinx System ACE support
 *----------------------------------------------------------------------*/
#define CONFIG_SYSTEMACE	1	/* Enable SystemACE support	*/
#define CFG_SYSTEMACE_WIDTH	16	/* Data bus width is 16		*/
#define CFG_SYSTEMACE_BASE	CFG_ACE_BASE
#define CONFIG_DOS_PARTITION	1

/*-----------------------------------------------------------------------
 * External Bus Controller (EBC) Setup
 *----------------------------------------------------------------------*/

/* Memory Bank 0 (Flash) initialization					*/
#define CFG_EBC_PB0AP		(EBC_BXAP_BME_DISABLED      |		\
				 EBC_BXAP_TWT_ENCODE(7)     |		\
				 EBC_BXAP_BCE_DISABLE       |		\
				 EBC_BXAP_BCT_2TRANS        |		\
				 EBC_BXAP_CSN_ENCODE(0)     |		\
				 EBC_BXAP_OEN_ENCODE(0)     |		\
				 EBC_BXAP_WBN_ENCODE(0)     |		\
				 EBC_BXAP_WBF_ENCODE(0)     |		\
				 EBC_BXAP_TH_ENCODE(0)      |		\
				 EBC_BXAP_RE_DISABLED       |		\
				 EBC_BXAP_SOR_DELAYED       |		\
				 EBC_BXAP_BEM_WRITEONLY     |		\
				 EBC_BXAP_PEN_DISABLED)
#define CFG_EBC_PB0CR		(EBC_BXCR_BAS_ENCODE(CFG_FLASH_BASE) |	\
				 EBC_BXCR_BS_16MB                    |	\
				 EBC_BXCR_BU_RW                      |	\
				 EBC_BXCR_BW_16BIT)

/* Memory Bank 1 (Xilinx System ACE controller) initialization		*/
#define CFG_EBC_PB1AP		(EBC_BXAP_BME_DISABLED      |		\
				 EBC_BXAP_TWT_ENCODE(4)     |		\
				 EBC_BXAP_BCE_DISABLE       |		\
				 EBC_BXAP_BCT_2TRANS        |		\
				 EBC_BXAP_CSN_ENCODE(0)     |		\
				 EBC_BXAP_OEN_ENCODE(0)     |		\
				 EBC_BXAP_WBN_ENCODE(0)     |		\
				 EBC_BXAP_WBF_ENCODE(0)     |		\
				 EBC_BXAP_TH_ENCODE(0)      |		\
				 EBC_BXAP_RE_DISABLED       |		\
				 EBC_BXAP_SOR_NONDELAYED    |		\
				 EBC_BXAP_BEM_WRITEONLY     |		\
				 EBC_BXAP_PEN_DISABLED)
#define CFG_EBC_PB1CR		(EBC_BXCR_BAS_ENCODE(CFG_ACE_BASE)  |	\
				 EBC_BXCR_BS_1MB                    |	\
				 EBC_BXCR_BU_RW                     |	\
				 EBC_BXCR_BW_16BIT)

/*-------------------------------------------------------------------------
 * Initialize EBC CONFIG -
 * Keep the Default value, but the bit PDT which has to be set to 1 ?TBC
 * default value : 0x07C00000 - 0 0 000 1 1 1 1 1 0000 0 00000 000000000000
 *-------------------------------------------------------------------------*/
#define CFG_EBC_CFG		(EBC_CFG_LE_UNLOCK    |	\
				 EBC_CFG_PTD_ENABLE   |	\
				 EBC_CFG_RTC_16PERCLK | \
				 EBC_CFG_ATC_PREVIOUS | \
				 EBC_CFG_DTC_PREVIOUS | \
				 EBC_CFG_CTC_PREVIOUS | \
				 EBC_CFG_OEO_PREVIOUS | \
				 EBC_CFG_EMC_DEFAULT  |	\
				 EBC_CFG_PME_DISABLE  |	\
				 EBC_CFG_PR_16)

/*-----------------------------------------------------------------------
 * GPIO Setup
 *----------------------------------------------------------------------*/
#define CFG_GPIO_PCIE_PRESENT0	17
#define CFG_GPIO_PCIE_PRESENT1	21
#define CFG_GPIO_PCIE_PRESENT2	23
#define CFG_GPIO_RS232_FORCEOFF	30

#define CFG_PFC0		(GPIO_VAL(CFG_GPIO_PCIE_PRESENT0) | \
				 GPIO_VAL(CFG_GPIO_PCIE_PRESENT1) | \
				 GPIO_VAL(CFG_GPIO_PCIE_PRESENT2) | \
				 GPIO_VAL(CFG_GPIO_RS232_FORCEOFF))
#define CFG_GPIO_OR		GPIO_VAL(CFG_GPIO_RS232_FORCEOFF)
#define CFG_GPIO_TCR		GPIO_VAL(CFG_GPIO_RS232_FORCEOFF)
#define CFG_GPIO_ODR		0

/*
 * 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*/
/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CFG_DCACHE_SIZE		8192	/* For AMCC 405 CPUs		*/
#define CFG_CACHELINE_SIZE	32	/* ...				*/
#if defined(CONFIG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value */
#endif

/*
 * Internal Definitions
 *
 * Boot Flags
 */
#define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM	0x02		/* Software reboot */

#if defined(CONFIG_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

#endif	/* __CONFIG_H */