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 /*
  * A collection of structures, addresses, and values associated with
  * the Motorola 860T FADS board.  Copied from the MBX stuff.
  * Magnus Damm added defines for 8xxrom and extended bd_info.
  * Helmut Buchsbaum added bitvalues for BCSRx
  *
  * Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
  */

/*
 * 1999-nov-26: The FADS is using the following physical memorymap:
 *
 * ff020000 -> ff02ffff : pcmcia     io remapping
 * ff010000 -> ff01ffff : BCSR       connected to CS1, setup by U-Boot
 * ff000000 -> ff00ffff : IMAP       internal in the cpu
 * e0000000 -> f3ffffff : pcmcia     memory remapping by m8xx_pcmcia
 * fe000000 -> fe1fffff : flash      connected to CS0, setup by U-Boot
 * 00000000 -> nnnnnnnn : sdram/dram setup by U-Boot
*/

#define CFG_PCMCIA_IO_ADDR	0xff020000
#define CFG_PCMCIA_IO_SIZE	0x10000
#define CFG_PCMCIA_MEM_ADDR	0xe0000000
#define CFG_PCMCIA_MEM_SIZE	0x10000
#define CFG_IMMR		0xFF000000
#define	CFG_SDRAM_SIZE		(4<<20) /* standard FADS has 4M */
#define	CFG_SDRAM_BASE		0x00000000
#define CFG_FLASH_BASE		0x02800000
#define BCSR_ADDR		((uint) 0xff010000)
#define FLASH_BASE0_PRELIM	0x02800000	/* FLASH bank #0	*/

/* ------------------------------------------------------------------------- */

/*
 * board/config.h - configuration options, board specific
 */

#ifndef __CONFIG_H
#define __CONFIG_H

#define	CONFIG_ETHADDR		08:00:22:50:70:63	/* Ethernet address */
#define CONFIG_ENV_OVERWRITE	1	/* Overwrite the environment */

#define CONFIG_VIDEO		1	/* To enable video controller support */
#define CONFIG_HARD_I2C		1	/* To I2C with hardware support */
#define CFG_I2C_SPEED		400000	/* I2C speed and slave address */
#define CFG_I2C_SLAVE		0x7F

/*#define CONFIG_PCMCIA		1	/ * To enable PCMCIA support */

/* Video related */

#define CONFIG_VIDEO_LOGO			1	/* Show the logo */
#define CONFIG_VIDEO_ENCODER_AD7176		1	/* Enable this encoder */
#define CONFIG_VIDEO_ENCODER_AD7176_ADDR	0x54	/* Default on fads */
#define CONFIG_VIDEO_SIZE			(2*1024*1024)
/* #define CONFIG_VIDEO_ADDR (gd->bd->bi_memsize - CONFIG_VIDEO_SIZE) Frame buffer address */

/* Wireless 56Khz 4PPM keyboard on SMCx */

/*#define CONFIG_KEYBOARD		1 */
#define CONFIG_WL_4PPM_KEYBOARD_SMC	0	/* SMC to use (0 indexed) */

/*
 * High Level Configuration Options
 * (easy to change)
 */
#define CONFIG_MPC823		1
#define CONFIG_MPC823FADS	1
#define CONFIG_FADS		1

#define	CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1		*/
#undef	CONFIG_8xx_CONS_SMC2
#undef	CONFIG_8xx_CONS_NONE
#define CONFIG_BAUDRATE		115200

/* Set the CPU speed to 50Mhz on the FADS */

#if 0
#define MPC8XX_FACT	10			/* Multiply by 10		*/
#define MPC8XX_XIN	5000000			/* 5 MHz in	*/
#else
#define MPC8XX_FACT	10			/* Multiply by 10 */
#define MPC8XX_XIN	5000000			/* 5 MHz in */
#define CFG_PLPRCR_MF	(MPC8XX_FACT-1) << 20	/* From 0 to 4095 */
#endif
#define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT))

#define	CONFIG_CLOCKS_IN_MHZ	1	/* clocks passsed to Linux in MHz */

#if 1
#define CONFIG_BOOTDELAY	2	/* autoboot after 2 seconds	*/
#define CONFIG_LOADS_ECHO	0	/* Dont echoes received characters */
#define CONFIG_BOOTARGS		""
#define CONFIG_BOOTCOMMAND							\
"bootp ;"									\
"setenv bootargs console=tty0 console=ttyS0 "					\
"root=/dev/nfs nfsroot=${serverip}:${rootpath} "				\
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}:eth0:off ;"	\
"bootm"
#else
#define CONFIG_BOOTDELAY	0	/* autoboot disabled		*/
#endif

#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/


/*
 * BOOTP options
 */
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_NISDOMAIN
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_DNS
#define CONFIG_BOOTP_DNS2
#define CONFIG_BOOTP_SEND_HOSTNAME
#define CONFIG_BOOTP_NTPSERVER
#define CONFIG_BOOTP_TIMEOFFSET


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


/*
 * 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	0x00004000	/* memtest works on	*/
#define CFG_MEMTEST_END		0x01000000	/* 0 ... 16 MB in DRAM	*/

#define CFG_LOAD_ADDR		0x00100000	/* default load address */

#define	CFG_HZ		1000		/* decrementer freq: 1 ms ticks	*/

#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }

/*
 * Low Level Configuration Settings
 * (address mappings, register initial values, etc.)
 * You should know what you are doing if you make changes here.
 */
/*-----------------------------------------------------------------------
 * Internal Memory Mapped Register
 */
#define CFG_IMMR_SIZE		((uint)(64 * 1024))

/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area (in DPRAM)
 */
#define CFG_INIT_RAM_ADDR	CFG_IMMR
#define	CFG_INIT_RAM_END	0x2F00	/* End of used area in DPRAM	*/
#define	CFG_GBL_DATA_SIZE	64	/* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define	CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET

/*-----------------------------------------------------------------------
 * Start addresses for the final memory configuration
 * (Set up by the startup code)
 * Please note that CFG_SDRAM_BASE _must_ start at 0
 * Also NOTE that it doesn't mean SDRAM - it means MEMORY.
 */
#define CFG_FLASH_SIZE		((uint)(8 * 1024 * 1024))	/* max 8Mbyte */
#if 0
#define	CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
#else
#define	CFG_MONITOR_LEN		(512 << 10)	/* Reserve 512 kB for Monitor	*/
#endif
#define CFG_MONITOR_BASE	CFG_FLASH_BASE
#define	CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()	*/

/*
 * 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	*/
/*-----------------------------------------------------------------------
 * FLASH organization
 */
#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
#define CFG_MAX_FLASH_SECT	8	/* max number of sectors on one chip	*/

#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	CONFIG_ENV_IS_IN_FLASH	1
#define CONFIG_ENV_OFFSET		0x00040000	/* Offset of Environment Sector */
#define	CONFIG_ENV_SIZE		0x40000	/* Total Size of Environment Sector	*/
#define	CFG_USE_PPCENV			/* Environment embedded in sect .ppcenv */

/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CFG_CACHELINE_SIZE	16	/* For all MPC8xx CPUs			*/
#if defined(CONFIG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT	4	/* log base 2 of the above value	*/
#endif

/*-----------------------------------------------------------------------
 * SYPCR - System Protection Control					11-9
 * SYPCR can only be written once after reset!
 *-----------------------------------------------------------------------
 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 */
#if defined(CONFIG_WATCHDOG)
#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
			 SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
#else
#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
#endif

/*-----------------------------------------------------------------------
 * SIUMCR - SIU Module Configuration						11-6
 *-----------------------------------------------------------------------
 * PCMCIA config., multi-function pin tri-state
 */
#define CFG_SIUMCR	(SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)

/*-----------------------------------------------------------------------
 * TBSCR - Time Base Status and Control					11-26
 *-----------------------------------------------------------------------
 * Clear Reference Interrupt Status, Timebase freezing enabled
 */
#define CFG_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)

/*-----------------------------------------------------------------------
 * PISCR - Periodic Interrupt Status and Control		11-31
 *-----------------------------------------------------------------------
 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 */
#define CFG_PISCR	(PISCR_PS | PISCR_PITF)

/*-----------------------------------------------------------------------
 * PLPRCR - PLL, Low-Power, and Reset Control Register	15-30
 *-----------------------------------------------------------------------
 * Reset PLL lock status sticky bit, timer expired status bit and timer  *
 * interrupt status bit - leave PLL multiplication factor unchanged !
 */
#define CFG_PLPRCR	(PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | CFG_PLPRCR_MF)

/*-----------------------------------------------------------------------
 * SCCR - System Clock and reset Control Register		15-27
 *-----------------------------------------------------------------------
 * Set clock output, timebase and RTC source and divider,
 * power management and some other internal clocks
 */
#define SCCR_MASK	SCCR_EBDF11
#define CFG_SCCR       (SCCR_TBS     | \
				SCCR_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
				SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
				SCCR_DFALCD00)

 /*-----------------------------------------------------------------------
 *
 *-----------------------------------------------------------------------
 *
 */
#define CFG_DER		0

/* Because of the way the 860 starts up and assigns CS0 the
* entire address space, we have to set the memory controller
* differently.  Normally, you write the option register
* first, and then enable the chip select by writing the
* base register.  For CS0, you must write the base register
* first, followed by the option register.
*/

/*
 * Init Memory Controller:
 *
 * BR0/1 and OR0/1 (FLASH)
 */
/* the other CS:s are determined by looking at parameters in BCSRx */

#define BCSR_SIZE		((uint)(64 * 1024))

#define FLASH_BASE1_PRELIM	0x00000000	/* FLASH bank #1	*/

#define CFG_REMAP_OR_AM		0x80000000	/* OR addr mask */
#define CFG_PRELIM_OR_AM	0xFFE00000	/* OR addr mask */

/* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0	*/
#define CFG_OR_TIMING_FLASH	(OR_CSNT_SAM  | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX)

#define CFG_OR0_REMAP	(CFG_REMAP_OR_AM  | CFG_OR_TIMING_FLASH)
#define CFG_OR0_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)   /* 1 Mbyte until detected and only 1 Mbyte is needed*/
#define CFG_BR0_PRELIM	((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )

/* BCSRx - Board Control and Status Registers */
#define CFG_OR1_REMAP	CFG_OR0_REMAP
#define CFG_OR1_PRELIM	0xffff8110									/* 64Kbyte address space */
#define CFG_BR1_PRELIM	((BCSR_ADDR) | BR_V )


/*
 * Memory Periodic Timer Prescaler
 */

/* periodic timer for refresh */
#define CFG_MAMR_PTA		97		/* start with divider for 100 MHz	*/

/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit	*/
#define CFG_MPTPR_2BK_4K	MPTPR_PTP_DIV16		/* setting for 2 banks	*/
#define CFG_MPTPR_1BK_4K	MPTPR_PTP_DIV32		/* setting for 1 bank	*/

/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit		*/
#define CFG_MPTPR_2BK_8K	MPTPR_PTP_DIV8		/* setting for 2 banks	*/
#define CFG_MPTPR_1BK_8K	MPTPR_PTP_DIV16		/* setting for 1 bank	*/

/*
 * MAMR settings for SDRAM
 */

/* 8 column SDRAM */
#define CFG_MAMR_8COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE	    |	\
			 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 |	\
			 MAMR_RLFA_1X	 | MAMR_WLFA_1X	   | MAMR_TLFA_4X)
/* 9 column SDRAM */
#define CFG_MAMR_9COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE	    |	\
			 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 |	\
			 MAMR_RLFA_1X	 | MAMR_WLFA_1X	   | MAMR_TLFA_4X)

#define CFG_MAMR		0x13a01114
/*
 * Internal Definitions
 *
 * Boot Flags
 */
#define	BOOTFLAG_COLD			0x01		/* Normal Power-On: Boot from FLASH	*/
#define BOOTFLAG_WARM			0x02		/* Software reboot			*/

/* values according to the manual */

#define	BCSR0			((uint) (BCSR_ADDR + 00))
#define	BCSR1			((uint) (BCSR_ADDR + 0x04))
#define	BCSR2			((uint) (BCSR_ADDR + 0x08))
#define	BCSR3			((uint) (BCSR_ADDR + 0x0c))
#define	BCSR4			((uint) (BCSR_ADDR + 0x10))

/* FADS bitvalues by Helmut Buchsbaum
 * see MPC8xxADS User's Manual for a proper description
 * of the following structures
 */

#define BCSR0_ERB       ((uint)0x80000000)
#define BCSR0_IP        ((uint)0x40000000)
#define BCSR0_BDIS      ((uint)0x10000000)
#define BCSR0_BPS_MASK  ((uint)0x0C000000)
#define BCSR0_ISB_MASK  ((uint)0x01800000)
#define BCSR0_DBGC_MASK ((uint)0x00600000)
#define BCSR0_DBPC_MASK ((uint)0x00180000)
#define BCSR0_EBDF_MASK ((uint)0x00060000)

#define BCSR1_FLASH_EN           ((uint)0x80000000)
#define BCSR1_DRAM_EN            ((uint)0x40000000)
#define BCSR1_ETHEN              ((uint)0x20000000)
#define BCSR1_IRDEN              ((uint)0x10000000)
#define BCSR1_FLASH_CFG_EN       ((uint)0x08000000)
#define BCSR1_CNT_REG_EN_PROTECT ((uint)0x04000000)
#define BCSR1_BCSR_EN            ((uint)0x02000000)
#define BCSR1_RS232EN_1          ((uint)0x01000000)
#define BCSR1_PCCEN              ((uint)0x00800000)
#define BCSR1_PCCVCC0            ((uint)0x00400000)
#define BCSR1_PCCVPP_MASK        ((uint)0x00300000)
#define BCSR1_DRAM_HALF_WORD     ((uint)0x00080000)
#define BCSR1_RS232EN_2          ((uint)0x00040000)
#define BCSR1_SDRAM_EN           ((uint)0x00020000)
#define BCSR1_PCCVCC1            ((uint)0x00010000)

#define BCSR2_FLASH_PD_MASK      ((uint)0xF0000000)
#define BCSR2_FLASH_PD_SHIFT	 28
#define BCSR2_DRAM_PD_MASK       ((uint)0x07800000)
#define BCSR2_DRAM_PD_SHIFT      23
#define BCSR2_EXTTOLI_MASK       ((uint)0x00780000)
#define BCSR2_DBREVNR_MASK       ((uint)0x00030000)

#define BCSR3_DBID_MASK          ((ushort)0x3800)
#define BCSR3_CNT_REG_EN_PROTECT ((ushort)0x0400)
#define BCSR3_BREVNR0            ((ushort)0x0080)
#define BCSR3_FLASH_PD_MASK      ((ushort)0x0070)
#define BCSR3_BREVN1             ((ushort)0x0008)
#define BCSR3_BREVN2_MASK        ((ushort)0x0003)

#define BCSR4_ETHLOOP            ((uint)0x80000000)
#define BCSR4_TFPLDL             ((uint)0x40000000)
#define BCSR4_TPSQEL             ((uint)0x20000000)
#define BCSR4_SIGNAL_LAMP        ((uint)0x10000000)
#ifdef CONFIG_MPC823
#define BCSR4_USB_EN             ((uint)0x08000000)
#endif /* CONFIG_MPC823 */
#ifdef CONFIG_MPC860SAR
#define BCSR4_UTOPIA_EN          ((uint)0x08000000)
#endif /* CONFIG_MPC860SAR */
#ifdef CONFIG_MPC860T
#define BCSR4_FETH_EN            ((uint)0x08000000)
#endif /* CONFIG_MPC860T */
#ifdef CONFIG_MPC823
#define BCSR4_USB_SPEED          ((uint)0x04000000)
#endif /* CONFIG_MPC823 */
#ifdef CONFIG_MPC860T
#define BCSR4_FETHCFG0           ((uint)0x04000000)
#endif /* CONFIG_MPC860T */
#ifdef CONFIG_MPC823
#define BCSR4_VCCO               ((uint)0x02000000)
#endif /* CONFIG_MPC823 */
#ifdef CONFIG_MPC860T
#define BCSR4_FETHFDE            ((uint)0x02000000)
#endif /* CONFIG_MPC860T */
#ifdef CONFIG_MPC823
#define BCSR4_VIDEO_ON           ((uint)0x00800000)
#endif /* CONFIG_MPC823 */
#ifdef CONFIG_MPC823
#define BCSR4_VDO_EKT_CLK_EN     ((uint)0x00400000)
#endif /* CONFIG_MPC823 */
#ifdef CONFIG_MPC860T
#define BCSR4_FETHCFG1           ((uint)0x00400000)
#endif /* CONFIG_MPC860T */
#ifdef CONFIG_MPC823
#define BCSR4_VIDEO_RST          ((uint)0x00200000)
#endif /* CONFIG_MPC823 */
#ifdef CONFIG_MPC860T
#define BCSR4_FETHRST            ((uint)0x00200000)
#endif /* CONFIG_MPC860T */
#ifdef CONFIG_MPC823
#define BCSR4_MODEM_EN           ((uint)0x00100000)
#endif /* CONFIG_MPC823 */
#ifdef CONFIG_MPC823
#define BCSR4_DATA_VOICE         ((uint)0x00080000)
#endif /* CONFIG_MPC823 */
#ifdef CONFIG_MPC850
#define BCSR4_DATA_VOICE         ((uint)0x00080000)
#endif /* CONFIG_MPC850 */

#define CONFIG_DRAM_50MHZ		1
#define CONFIG_SDRAM_50MHZ

/* We don't use the 8259.
*/
#define NR_8259_INTS	0

/*
 * MPC8xx CPM Options
 */
#define CONFIG_SCC_ENET 1
#define CONFIG_SCC2_ENET 1
#undef  CONFIG_FEC_ENET
#undef  CONFIG_CPM_IIC
#undef  CONFIG_UCODE_PATCH

#define CONFIG_DISK_SPINUP_TIME 1000000

/* PCMCIA configuration */

#define PCMCIA_MAX_SLOTS    1

#ifdef CONFIG_MPC860
#define PCMCIA_SLOT_A 1
#endif

#define CFG_DAUGHTERBOARD

#endif	/* __CONFIG_H */