/*
 * (C) Copyright 2008
 * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com.
 *
 * Wolfgang Denk <wd@denx.de>
 * Copyright 2004 Freescale Semiconductor.
 * (C) Copyright 2002,2003 Motorola,Inc.
 * Xianghua Xiao <X.Xiao@motorola.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
 */

/*
 * Socrates
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/* High Level Configuration Options */
#define CONFIG_BOOKE		1	/* BOOKE			*/
#define CONFIG_E500		1	/* BOOKE e500 family		*/
#define CONFIG_MPC85xx		1	/* MPC8540/60/55/41		*/
#define CONFIG_MPC8544		1
#define CONFIG_SOCRATES		1

#define CONFIG_PCI

#define CONFIG_TSEC_ENET		/* tsec ethernet support	*/

#define CONFIG_MISC_INIT_R	1	/* Call misc_init_r		*/

#define CONFIG_FSL_LAW		1	/* Use common FSL init code */

/*
 * Only possible on E500 Version 2 or newer cores.
 */
#define CONFIG_ENABLE_36BIT_PHYS	1

/*
 * sysclk for MPC85xx
 *
 * Two valid values are:
 *    33000000
 *    66000000
 *
 * Most PCI cards are still 33Mhz, so in the presence of PCI, 33MHz
 * is likely the desired value here, so that is now the default.
 * The board, however, can run at 66MHz.  In any event, this value
 * must match the settings of some switches.  Details can be found
 * in the README.mpc85xxads.
 */

#ifndef CONFIG_SYS_CLK_FREQ
#define CONFIG_SYS_CLK_FREQ	66666666
#endif

/*
 * These can be toggled for performance analysis, otherwise use default.
 */
#define CONFIG_L2_CACHE			/* toggle L2 cache		*/
#define CONFIG_BTB			/* toggle branch predition	*/
#define CONFIG_ADDR_STREAMING		/* toggle addr streaming	*/

#define CFG_INIT_DBCR DBCR_IDM		/* Enable Debug Exceptions	*/

#undef	CFG_DRAM_TEST			/* memory test, takes time	*/
#define CFG_MEMTEST_START	0x00000000
#define CFG_MEMTEST_END		0x10000000

/*
 * Base addresses -- Note these are effective addresses where the
 * actual resources get mapped (not physical addresses)
 */
#define CFG_CCSRBAR_DEFAULT	0xFF700000	/* CCSRBAR Default	*/
#define CFG_CCSRBAR		0xE0000000	/* relocated CCSRBAR	*/
#define CFG_CCSRBAR_PHYS	CFG_CCSRBAR	/* physical addr of CCSRBAR */
#define CFG_IMMR		CFG_CCSRBAR	/* PQII uses CFG_IMMR	*/

/* DDR Setup */
#define CONFIG_FSL_DDR2
#undef CONFIG_FSL_DDR_INTERACTIVE
#define CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup */
#define CONFIG_DDR_SPD

#undef CONFIG_ECC_INIT_VIA_DDRCONTROLLER	/* DDR controller or DMA? */
#define CONFIG_MEM_INIT_VALUE	0xDeadBeef

#define CFG_DDR_SDRAM_BASE	0x00000000
#define CFG_SDRAM_BASE		CFG_DDR_SDRAM_BASE
#define CONFIG_VERY_BIG_RAM

#define CONFIG_NUM_DDR_CONTROLLERS	1
#define CONFIG_DIMM_SLOTS_PER_CTLR	1
#define CONFIG_CHIP_SELECTS_PER_CTRL	2

/* I2C addresses of SPD EEPROMs */
#define SPD_EEPROM_ADDRESS	0x51	/* CTLR 0 DIMM 0 */

#define CONFIG_DDR_DEFAULT_CL	30		/* CAS latency 3	*/

/* Hardcoded values, to use instead of SPD */
#define CFG_DDR_CS0_BNDS		0x0000000f
#define CFG_DDR_CS0_CONFIG		0x80010102
#define CFG_DDR_TIMING_0		0x00260802
#define CFG_DDR_TIMING_1		0x3935D322
#define CFG_DDR_TIMING_2		0x14904CC8
#define CFG_DDR_MODE			0x00480432
#define CFG_DDR_INTERVAL		0x030C0100
#define CFG_DDR_CONFIG_2		0x04400000
#define CFG_DDR_CONFIG			0xC3008000
#define CFG_DDR_CLK_CONTROL		0x03800000
#define CFG_SDRAM_SIZE			256 /* in Megs */

/*
 * Flash on the LocalBus
 */
#define CFG_LBC_CACHE_BASE	0xf0000000	/* Localbus cacheable	 */

#define CFG_FLASH0		0xFE000000
#define CFG_FLASH1		0xFC000000
#define CFG_FLASH_BANKS_LIST	{ CFG_FLASH1, CFG_FLASH0 }

#define CFG_LBC_FLASH_BASE	CFG_FLASH1	/* Localbus flash start	*/
#define CFG_FLASH_BASE		CFG_LBC_FLASH_BASE /* start of FLASH	*/

#define CFG_BR0_PRELIM		0xfe001001	/* port size 16bit	*/
#define CFG_OR0_PRELIM		0xfe000ff7	/* 32MB Flash		*/
#define CFG_BR1_PRELIM		0xfc001001	/* port size 16bit	*/
#define CFG_OR1_PRELIM		0xfe000ff7	/* 32MB Flash		*/

#define CFG_FLASH_CFI				/* flash is CFI compat.	*/
#define CONFIG_FLASH_CFI_DRIVER			/* Use common CFI driver*/
#define CFG_FLASH_EMPTY_INFO		/* print 'E' for empty sector	*/

#define CFG_MAX_FLASH_BANKS	2		/* number of banks	*/
#define CFG_MAX_FLASH_SECT	256		/* sectors per device	*/
#undef	CFG_FLASH_CHECKSUM
#define CFG_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms)	*/
#define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (ms)	*/

#define CFG_MONITOR_BASE	TEXT_BASE	/* start of monitor	*/

#define CFG_LBC_LCRR		0x00030008    /* LB clock ratio reg	*/
#define CFG_LBC_LBCR		0x00000000    /* LB config reg		*/
#define CFG_LBC_LSRT		0x20000000    /* LB sdram refresh timer	*/
#define CFG_LBC_MRTPR		0x20000000    /* LB refresh timer presc.*/

#define CONFIG_L1_INIT_RAM
#define CFG_INIT_RAM_LOCK	1
#define CFG_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address	*/
#define CFG_INIT_RAM_END	0x4000		/* End 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_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET

#define CFG_MONITOR_LEN		(256 * 1024)	/* Reserve 256kB for Mon*/
#define CFG_MALLOC_LEN		(256 * 1024)	/* Reserved for malloc	*/

/* Serial Port */

#define CONFIG_CONS_INDEX     1
#undef	CONFIG_SERIAL_SOFTWARE_FIFO
#define CFG_NS16550
#define CFG_NS16550_SERIAL
#define CFG_NS16550_REG_SIZE	1
#define CFG_NS16550_CLK		get_bus_freq(0)

#define CFG_NS16550_COM1	(CFG_CCSRBAR+0x4500)
#define CFG_NS16550_COM2	(CFG_CCSRBAR+0x4600)

#define CONFIG_BAUDRATE         115200

#define CFG_BAUDRATE_TABLE  \
	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}

#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
#define CFG_HUSH_PARSER		1	/* Use the HUSH parser		*/
#ifdef	CFG_HUSH_PARSER
#define	CFG_PROMPT_HUSH_PS2	"> "
#endif


/*
 * I2C
 */
#define CONFIG_FSL_I2C		/* Use FSL common I2C driver */
#define CONFIG_HARD_I2C			/* I2C with hardware support	*/
#undef	CONFIG_SOFT_I2C			/* I2C bit-banged		*/
#define CFG_I2C_SPEED		400000	/* I2C speed and slave address	*/
#define CFG_I2C_SLAVE		0x7F
#define CFG_I2C_NOPROBES	{0x48}	/* Don't probe these addrs	*/
#define CFG_I2C_OFFSET		0x3000

/* I2C RTC */
#define CONFIG_RTC_RX8025		/* Use Epson rx8025 rtc via i2c	*/
#define CFG_I2C_RTC_ADDR	0x32	/* at address 0x32		*/

/* I2C temp sensor */
/* Socrates uses Maxim's	DS75, which is compatible with LM75 */
#define CONFIG_DTT_LM75		1
#define CONFIG_DTT_SENSORS	{4}		/* Sensor addresses	*/
#define CFG_DTT_MAX_TEMP	125
#define CFG_DTT_LOW_TEMP	-55
#define CFG_DTT_HYSTERESIS	3
#define CFG_EEPROM_PAGE_WRITE_ENABLE	/* necessary for the LM75 chip */
#define CFG_EEPROM_PAGE_WRITE_BITS	4

/*
 * General PCI
 * Memory space is mapped 1-1.
 */
#define CFG_PCI_PHYS		0x80000000	/* 1G PCI TLB */

/* PCI is clocked by the external source at 33 MHz */
#define CONFIG_PCI_CLK_FREQ	33000000
#define CFG_PCI1_MEM_BASE	0x80000000
#define CFG_PCI1_MEM_PHYS	CFG_PCI1_MEM_BASE
#define CFG_PCI1_MEM_SIZE	0x20000000	/* 512M			*/
#define CFG_PCI1_IO_BASE	0xE2000000
#define CFG_PCI1_IO_PHYS	CFG_PCI1_IO_BASE
#define CFG_PCI1_IO_SIZE	0x01000000	/* 16M			*/

#if defined(CONFIG_PCI)
#define CONFIG_PCI_PNP			/* do pci plug-and-play		*/
#undef CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup	*/
#endif	/* CONFIG_PCI */


#define CONFIG_NET_MULTI	1
#define CONFIG_MII		1	/* MII PHY management */
#define CONFIG_TSEC1	1
#define CONFIG_TSEC1_NAME	"TSEC0"
#define CONFIG_TSEC3	1
#define CONFIG_TSEC3_NAME	"TSEC1"
#undef CONFIG_MPC85XX_FEC

#define TSEC1_PHY_ADDR		0
#define TSEC3_PHY_ADDR		1

#define TSEC1_PHYIDX		0
#define TSEC3_PHYIDX		0
#define TSEC1_FLAGS		TSEC_GIGABIT
#define TSEC3_FLAGS		TSEC_GIGABIT

/* Options are: TSEC[0,1] */
#define CONFIG_ETHPRIME		"TSEC0"
#define CONFIG_PHY_GIGE		1	/* Include GbE speed/duplex detection */

#define CONFIG_HAS_ETH0
#define CONFIG_HAS_ETH1

/*
 * Environment
 */
#define CFG_ENV_IS_IN_FLASH	1
#define CFG_ENV_SECT_SIZE	0x20000 /* 128K(one sector) for env	*/
#define CFG_ENV_ADDR		(CFG_MONITOR_BASE - CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE		0x4000
#define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)

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

#define	CONFIG_TIMESTAMP		/* Print image info with ts	*/


/*
 * 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_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_DTT
#undef CONFIG_CMD_EEPROM
#define CONFIG_CMD_I2C
#define CONFIG_CMD_MII
#define CONFIG_CMD_NFS
#define CONFIG_CMD_PING
#define CONFIG_CMD_SNTP
#define CONFIG_CMD_USB


#if defined(CONFIG_PCI)
    #define CONFIG_CMD_PCI
#endif


#undef CONFIG_WATCHDOG			/* watchdog disabled		*/

/*
 * Miscellaneous configurable options
 */
#define CFG_LONGHELP			/* undef to save memory		*/
#define CFG_LOAD_ADDR	0x2000000	/* default load address		*/
#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 Buf Size	*/
#define CFG_MAXARGS	16		/* max number of command args	*/
#define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/
#define CFG_HZ		1000		/* decrementer freq: 1ms ticks	*/

/*
 * 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	*/

/*
 * Internal Definitions
 *
 * Boot Flags
 */
#define BOOTFLAG_COLD	0x01		/* 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


#define CONFIG_LOADADDR	 200000		/* default addr for tftp & bootm*/

#define CONFIG_BOOTDELAY 5		/* -1 disables auto-boot	*/

#define CONFIG_PREBOOT	"echo;"	\
	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
	"echo"

#undef	CONFIG_BOOTARGS		/* the boot command will set bootargs	*/

#define	CONFIG_EXTRA_ENV_SETTINGS					\
	"bootfile=$hostname/uImage\0"					\
	"netdev=eth0\0"							\
	"consdev=ttyS0\0"						\
	"hostname=socrates\0"						\
	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
		"nfsroot=$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"			\
	"addcons=setenv bootargs $bootargs "				\
		"console=$consdev,$baudrate\0"				\
	"flash_self=run ramargs addip addcons;"				\
		"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"	\
	"flash_nfs=run nfsargs addip addcons;"				\
		"bootm ${kernel_addr} - ${fdt_addr}\0"			\
	"net_nfs=tftp ${kernel_addr_r} ${bootfile}; "			\
		"tftp ${fdt_addr_r} ${fdt_file}; "			\
		"run nfsargs addip addcons;"				\
		"bootm ${kernel_addr_r} - ${fdt_addr_r}\0"		\
	"fdt_file=$hostname/socrates.dtb\0"				\
	"fdt_addr_r=B00000\0"						\
	"fdt_addr=FC1E0000\0"						\
	"rootpath=/opt/eldk/ppc_85xxDP\0"				\
	"kernel_addr=FC000000\0"					\
	"kernel_addr_r=200000\0"					\
	"ramdisk_addr=FC200000\0"					\
	"ramdisk_addr_r=400000\0"					\
	"load=tftp 100000 $hostname/u-boot.bin\0"		\
	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
		"cp.b 100000 fffc0000 40000;"			        \
		"setenv filesize;saveenv\0"				\
	"upd=run load update\0"						\
	""
#define CONFIG_BOOTCOMMAND	"run flash_self"

/* pass open firmware flat tree */
#define CONFIG_OF_LIBFDT	1
#define CONFIG_OF_BOARD_SETUP	1

/* USB support */
#define CONFIG_USB_OHCI_NEW		1
#define CONFIG_PCI_OHCI			1
#define CONFIG_PCI_OHCI_DEVNO		3 /* Number in PCI list */
#define CFG_USB_OHCI_MAX_ROOT_PORTS	15
#define CFG_USB_OHCI_SLOT_NAME		"ohci_pci"
#define CFG_OHCI_SWAP_REG_ACCESS	1
#define CONFIG_DOS_PARTITION		1
#define CONFIG_USB_STORAGE		1

/* FPGA and NAND */
#define CFG_FPGA_BASE			0xc0000000
#define CFG_BR3_PRELIM			0xc0001881 /* UPMA, 32-bit */
#define CFG_OR3_PRELIM			0xfff00000  /* 1 MB */

#define CFG_NAND_BASE			(CFG_FPGA_BASE + 0x70)
#define CFG_MAX_NAND_DEVICE		1
#define NAND_MAX_CHIPS			1
#define CONFIG_CMD_NAND

#endif	/* __CONFIG_H */