include/configs/AP1000.h

/*
 * AMIRIX.h: AMIRIX specific config options
 *
 * Author : Frank Smith (smith at amirix dot com)
 *
 * Derived from : other configuration header files in this tree
 *
 * This software may be used and distributed according to the terms of
 * the GNU General Public License (GPL) version 2, incorporated herein by
 * reference. Drivers based on or derived from this code fall under the GPL
 * and must retain the authorship, copyright and this license notice. This
 * file is not a complete program and may only be used when the entire
 * program is licensed under the GPL.
 *
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * High Level Configuration Options
 * (easy to change)
 */

#undef DEBUG

#define CONFIG_405  1	   /* This is a PPC405 CPU     */
#define CONFIG_4xx  1	   /* ...member of PPC4xx family   */

#define CONFIG_AP1000  1   /* ...on an AP1000 board    */

#define CONFIG_PCI 1

#define CFG_HUSH_PARSER		1	/* use "hush" command parser	*/
#define CFG_PROMPT			"0> "
#define CFG_PROMPT_HUSH_PS2	"> "

#define CONFIG_COMMAND_EDIT 1
#define CONFIG_COMMAND_HISTORY 1
#define CONFIG_COMPLETE_ADDRESSES 1

#define CFG_ENV_IS_IN_FLASH	1
#define CFG_FLASH_USE_BUFFER_WRITE

#ifdef CFG_ENV_IS_IN_NVRAM
#undef CFG_ENV_IS_IN_FLASH
#else
#ifdef CFG_ENV_IS_IN_FLASH
#undef CFG_ENV_IS_IN_NVRAM
#endif
#endif

#define CONFIG_BAUDRATE	    57600
#define CONFIG_BOOTDELAY    3  /* autoboot after 3 seconds */

#define CONFIG_BOOTCOMMAND  ""	    /* autoboot command */

/* Size (bytes) of interrupt driven serial port buffer.
 * Set to 0 to use polling instead of interrupts.
 * Setting to 0 will also disable RTS/CTS handshaking.
 */
#undef	CONFIG_SERIAL_SOFTWARE_FIFO

#define CONFIG_BOOTARGS	    "console=ttyS0,57600"

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

#define CONFIG_COMMANDS	       ( (CONFIG_CMD_DFL & \
		(~CFG_CMD_RTC) & ~(CFG_CMD_I2C)) | \
		CFG_CMD_IRQ | \
		CFG_CMD_PCI | \
		CFG_CMD_DHCP | \
		CFG_CMD_ASKENV | \
		CFG_CMD_ELF  | \
		CFG_CMD_PING | \
		CFG_CMD_MVENV  \
			       )

/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>

#undef CONFIG_WATCHDOG		/* watchdog disabled	    */

#define CONFIG_SYS_CLK_FREQ 30000000

#define CONFIG_SPD_EEPROM      1       /* use SPD EEPROM for setup    */

/*
 * Miscellaneous configurable options
 */
#define CFG_LONGHELP		/* undef to save memory	    */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CBSIZE  1024	/* Console I/O Buffer Size  */
#else
#define CFG_CBSIZE  256	    /* Console I/O Buffer Size	*/
#endif
/* usually: (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) */
#define CFG_PBSIZE (CFG_CBSIZE+4+16) /* Print Buffer Size */
#define CFG_MAXARGS 16	    /* max number of command args   */
#define CFG_BARGSIZE	CFG_CBSIZE  /* Boot Argument Buffer Size    */

#define CFG_ALT_MEMTEST	    1
#define CFG_MEMTEST_START   0x00400000	/* memtest works on */
#define CFG_MEMTEST_END	    0x01000000	/* 4 ... 16 MB in DRAM	*/

/*
 * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
 * If CFG_405_UART_ERRATA_59, then UART divisor is 31.
 * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
 * The Linux BASE_BAUD define should match this configuration.
 *    baseBaud = cpuClock/(uartDivisor*16)
 * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
 * set Linux BASE_BAUD to 403200.
 */
#undef	CFG_EXT_SERIAL_CLOCK	       /* external serial clock */
#undef	CFG_405_UART_ERRATA_59	       /* 405GP/CR Rev. D silicon */

#define CFG_NS16550_CLK	    40000000
#define CFG_DUART_CHAN	    0
#define CFG_NS16550_COM1    (0x4C000000 + 0x1000)
#define CFG_NS16550_COM2    (0x4C800000 + 0x1000)
#define CFG_NS16550_REG_SIZE 4
#define CFG_NS16550 1
#define CFG_INIT_CHAN1	 1
#define CFG_INIT_CHAN2	 0

/* The following table includes the supported baudrates */
#define CFG_BAUDRATE_TABLE  \
    {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

#define CFG_LOAD_ADDR	    0x00100000	/* default load address */
#define CFG_EXTBDINFO	    1	/* To use extended board_into (bd_t) */

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

/*-----------------------------------------------------------------------
 * Start addresses for the final memory configuration
 * (Set up by the startup code)
 * Please note that CFG_SDRAM_BASE _must_ start at 0
 */
#define CFG_SDRAM_BASE	    0x00000000
#define CFG_FLASH_BASE	    0x20000000
#define CFG_MONITOR_BASE    TEXT_BASE
#define CFG_MONITOR_LEN	    (192 * 1024)    /* Reserve 196 kB for Monitor   */
#define CFG_MALLOC_LEN	    (128 * 1024)    /* 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_FLASH_CFI	    1
#define CFG_PROGFLASH_BASE  CFG_FLASH_BASE
#define CFG_CONFFLASH_BASE  0x24000000

#define CFG_MAX_FLASH_BANKS 2	/* max number of memory banks	    */
#define CFG_MAX_FLASH_SECT  256 /* 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 CFG_FLASH_PROTECTION	1   /* use hardware protection	    */

/* BEG ENVIRONNEMENT FLASH */
#ifdef CFG_ENV_IS_IN_FLASH
#define CFG_ENV_OFFSET	    0x00040000 /* Offset of Environment Sector	*/
#define CFG_ENV_SIZE	    0x1000  /* Total Size of Environment Sector */
#define CFG_ENV_SECT_SIZE   0x20000 /* see README - env sector total size   */
#endif
/* END ENVIRONNEMENT FLASH */
/*-----------------------------------------------------------------------
 * NVRAM organization
 */
#define CFG_NVRAM_BASE_ADDR 0xf0000000	/* NVRAM base address	*/
#define CFG_NVRAM_SIZE	    0x1ff8	/* NVRAM size	*/

#ifdef CFG_ENV_IS_IN_NVRAM
#define CFG_ENV_SIZE	    0x1000	/* Size of Environment vars */
#define CFG_ENV_ADDR	    \
    (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE)	/* Env	*/
#endif
/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CFG_DCACHE_SIZE	    16384
#define CFG_CACHELINE_SIZE  32
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 5	/* log base 2 of the above value    */
#endif

/*
 * Init Memory Controller:
 *
 * BR0/1 and OR0/1 (FLASH)
 */

#define FLASH_BASE0_PRELIM  CFG_FLASH_BASE  /* FLASH bank #0	*/
#define FLASH_BASE1_PRELIM  0	    /* FLASH bank #1	*/

/* Configuration Port location */
#define CONFIG_PORT_ADDR    0xF0000500

/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area (in DPRAM)
 */

#define CFG_INIT_RAM_ADDR	0x400000  /* inside of SDRAM			 */
#define CFG_INIT_RAM_END	0x2000	/* End of used area in RAM	       */
#define CFG_GBL_DATA_SIZE      128  /* 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

/*-----------------------------------------------------------------------
 * Definitions for Serial Presence Detect EEPROM address
 * (to get SDRAM settings)
 */
#define SPD_EEPROM_ADDRESS	0x50

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

#if (CONFIG_COMMANDS & CFG_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

/* JFFS2 stuff */

#define CFG_JFFS2_FIRST_BANK 0
#define CFG_JFFS2_NUM_BANKS 1
#define CFG_JFFS2_FIRST_SECTOR 1

#define CONFIG_NET_MULTI
#define CONFIG_E1000

#define CFG_ETH_DEV_FN	   0x0800
#define CFG_ETH_IOBASE	   0x31000000
#define CFG_ETH_MEMBASE	   0x32000000

#endif	/* __CONFIG_H */