include/configs/mpc7448hpc2.h

/*
 * Copyright (c) 2005 Freescale Semiconductor, Inc.
 *
 * (C) Copyright 2006
 * Alex Bounine , Tundra Semiconductor Corp.
 * Roy Zang	, Freescale Corp.
 *
 * 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
 */

/****************************************************************
 *
 * board specific configuration options for Freescale
 * MPC7448HPC2 (High-Performance Computing II) (Taiga) board
 *
 ****************************************************************/

#ifndef __CONFIG_H
#define __CONFIG_H

#undef DEBUG

/* Board Configuration Definitions */
/* MPC7448HPC2 (High-Performance Computing II) (Taiga) board */

#define CONFIG_MPC7448HPC2

#define CONFIG_74xx
#define CONFIG_750FX		/* this option to enable init of extended BATs */
#define CONFIG_ALTIVEC		/* undef to disable */

#define CFG_BOARD_NAME       "MPC7448 HPC II"
#define CONFIG_IDENT_STRING  " Freescale MPC7448 HPC II"

#define CFG_OCN_CLK         133000000	/* 133 MHz */
#define CFG_CONFIG_BUS_CLK         133000000

#define CFG_CLK_SPREAD		/* Enable Spread-Spectrum Clock generation */

#undef  CONFIG_ECC		/* disable ECC support */

/* Board-specific Initialization Functions to be called */
#define CFG_BOARD_ASM_INIT
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_BOARD_EARLY_INIT_R
#define CONFIG_MISC_INIT_R

/* Default MAC Addresses for on-chip GIGE Controller */

#define CONFIG_ETHADDR      00:06:D2:00:00:01

#define CONFIG_HAS_ETH1
#define CONFIG_ETH1ADDR     00:06:D2:00:00:02

#define CONFIG_ENV_OVERWRITE

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

#define CONFIG_BAUDRATE    115200	/* console baudrate = 115000 */

/*#define CFG_HUSH_PARSER */
#undef CFG_HUSH_PARSER

#define CFG_PROMPT_HUSH_PS2  "> "

/* Pass open firmware flat tree */
#define CONFIG_OF_FLAT_TREE	1
#define CONFIG_OF_BOARD_SETUP	1

/* maximum size of the flat tree (8K) */
#define OF_FLAT_TREE_MAX_SIZE	8192

#define OF_CPU			"PowerPC,7448@0"
#define OF_TSI			"tsi108@c0000000"
#define OF_TBCLK		(bd->bi_busfreq / 8)
#define OF_STDOUT_PATH		"/tsi108@c0000000/serial@7808"

/*
 * The following defines let you select what serial you want to use
 * for your console driver.
 *
 * what to do:
 * If you have hacked a serial cable onto the second DUART channel, change the CFG_DUART port from 1
 * to 0 below.
 *
 */

#define CONFIG_CONS_INDEX     1
#define CFG_NS16550
#define CFG_NS16550_SERIAL
#define CFG_NS16550_REG_SIZE    1
#define CFG_NS16550_CLK		CFG_OCN_CLK * 8

#define CFG_NS16550_COM1        (CFG_TSI108_CSR_RST_BASE+0x7808)
#define CFG_NS16550_COM2        (CFG_TSI108_CSR_RST_BASE+0x7C08)
#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }

#define CONFIG_BOOTDELAY     3	/* autoboot after 3 seconds */
#define CONFIG_ZERO_BOOTDELAY_CHECK

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

#if (CONFIG_BOOTDELAY >= 0)
#define CONFIG_BOOTCOMMAND      "tftpboot 0x400000 zImage.initrd.elf;\
 setenv bootargs $(bootargs) $(bootargs_root) nfsroot=$(serverip):$(rootpath) \
 ip=$(ipaddr):$(serverip)$(bootargs_end);  bootm 0x400000; "

#define CONFIG_BOOTARGS "console=ttyS0,115200"
#endif

#undef CONFIG_EXTRA_ENV_SETTINGS

#define CONFIG_SERIAL    "No. 1"

/* Networking Configuration */

#define KSEG1ADDR(a)   (a)	/* Needed by the rtl8139 driver */

#define CONFIG_TSI108_ETH
#define CONFIG_TSI108_ETH_NUM_PORTS 2

#define CONFIG_NET_MULTI

#define CONFIG_IPADDR       172.27.234.48
#define CONFIG_SERVERIP     172.27.234.10
#define CONFIG_NETMASK      255.255.0.0
#define CONFIG_GATEWAYIP    172.27.255.254

#define CONFIG_BOOTFILE     zImage.initrd.elf
#define CONFIG_LOADADDR     0x400000

#define CONFIG_TESTDRAMDATA     y
#define CONFIG_TESTDRAMADDRESS  n
#define CONFIG_TESETDRAMWALK    n

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

#define CONFIG_LOADS_ECHO   0	/* echo off for serial download */
#define CFG_LOADS_BAUD_CHANGE	/* allow baudrate changes */

#undef CONFIG_WATCHDOG		/* watchdog disabled */

#define CONFIG_BOOTP_MASK  (CONFIG_BOOTP_DEFAULT | \
                            CONFIG_BOOTP_BOOTFILESIZE)

/* Flash banks JFFS2 should use */
#define CFG_JFFS2_FIRST_BANK   1
#define CFG_JFFS2_NUM_BANKS    1

#define CONFIG_COMMANDS (CONFIG_CMD_DFL \
		| CFG_CMD_ASKENV \
		| CFG_CMD_CACHE \
		| CFG_CMD_PCI \
		| CFG_CMD_I2C \
		| CFG_CMD_SDRAM \
		| CFG_CMD_EEPROM \
		| CFG_CMD_NET \
		| CFG_CMD_FLASH \
		| CFG_CMD_ENV \
		| CFG_CMD_BSP \
		| CFG_CMD_DHCP \
		| CFG_CMD_PING \
		| CFG_CMD_DATE)

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

/*set date in u-boot*/
#define CONFIG_RTC_M48T35A
#define CFG_NVRAM_BASE_ADDR 0xfc000000
#define CFG_NVRAM_SIZE 0x8000
/*
 * Miscellaneous configurable options
 */
#define CONFIG_VERSION_VARIABLE 1
#define CONFIG_TSI108_I2C

#define CFG_I2C_EEPROM_ADDR      0x50	/* I2C EEPROM page 1 */
#define CFG_I2C_EEPROM_ADDR_LEN     1	/* Bytes of address */

#define CFG_LONGHELP		/* undef to save memory */
#define CFG_PROMPT	"=> "	/* Monitor Command Prompt */

#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CBSIZE               1024	/* Console I/O Buffer Size */
#define CONFIG_KGDB_BAUDRATE   115200	/* speed to run kgdb serial port at */
#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_DRAM_TEST
 * DRAM tests
 *   CFG_DRAM_TEST - enables the following tests.
 *
 *   CFG_DRAM_TEST_DATA - Enables test for shorted or open data lines
 *			  Environment variable 'test_dram_data' must be
 *			  set to 'y'.
 *   CFG_DRAM_TEST_DATA - Enables test to verify that each word is uniquely
 *			  addressable. Environment variable
 *			  'test_dram_address' must be set to 'y'.
 *   CFG_DRAM_TEST_WALK - Enables test a 64-bit walking ones pattern test.
 *			  This test takes about 6 minutes to test 64 MB.
 *			  Environment variable 'test_dram_walk' must be
 *			  set to 'y'.
 */
#define CFG_DRAM_TEST
#if defined(CFG_DRAM_TEST)
#define CFG_MEMTEST_START       0x00400000	/* memtest works on */
#define CFG_MEMTEST_END         0x07c00000	/* 4 ... 124 MB in DRAM */
#define CFG_DRAM_TEST_DATA
#define CFG_DRAM_TEST_ADDRESS
#define CFG_DRAM_TEST_WALK
#endif				/* CFG_DRAM_TEST */

#define CFG_LOAD_ADDR           0x00400000	/* default load address */

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

/*
 * Low Level Configuration Settings
 * (address mappings, register initial values, etc.)
 * You should know what you are doing if you make changes here.
 */

/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area
 */

/*
 * When locking data in cache you should point the CFG_INIT_RAM_ADDRESS
 * To an unused memory region. The stack will remain in cache until RAM
 * is initialized
*/
#undef  CFG_INIT_RAM_LOCK
#define CFG_INIT_RAM_ADDR   0x07d00000	/* unused memory region */
#define CFG_INIT_RAM_END 0x4000	/* larger space - we have SDRAM initialized */

#define CFG_GBL_DATA_SIZE   128	/* size in bytes reserved for init data */
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)

/*-----------------------------------------------------------------------
 * 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	/* first 256 MB of SDRAM */
#define CFG_SDRAM1_BASE      0x10000000	/* next 256MB of SDRAM */

#define CFG_SDRAM2_BASE      0x40000000	/* beginning of non-cacheable alias for SDRAM - first 256MB */
#define CFG_SDRAM3_BASE      0x50000000	/* next Non-Cacheable 256MB of SDRAM */

#define CFG_PCI_PFM_BASE     0x80000000	/* Prefetchable (cacheable) PCI/X PFM and SDRAM OCN (128MB+128MB) */

#define CFG_PCI_MEM32_BASE   0xE0000000	/* Non-Cacheable PCI/X MEM and SDRAM OCN (128MB+128MB) */

#define CFG_MISC_REGION_BASE 0xf0000000	/* Base Address for (PCI/X + Flash) region */

#define CFG_FLASH_BASE       0xff000000	/* Base Address of Flash device */
#define CFG_FLASH_BASE2      0xfe000000	/* Alternate Flash Base Address */

#define CONFIG_VERY_BIG_RAM	/* we will use up to 256M memory for cause we are short of BATS */

#define PCI0_IO_BASE_BOOTM   0xfd000000

#define CFG_RESET_ADDRESS  0x3fffff00
#define CFG_MONITOR_LEN    (256 << 10)	/* Reserve 256 kB for Monitor */
#define CFG_MONITOR_BASE   TEXT_BASE	/* u-boot code base */
#define CFG_MALLOC_LEN     (256 << 10)	/* Reserve 256 kB for malloc */

/* Peripheral Device section */

/*******************************************************
 * Resources on the Tsi108
 *******************************************************/

#define CFG_TSI108_CSR_RST_BASE 0xC0000000	/* Tsi108 CSR base after reset */
#define CFG_TSI108_CSR_BASE     CFG_TSI108_CSR_RST_BASE	/* Runtime Tsi108 CSR base */

#define ENABLE_PCI_CSR_BAR	/* enables access to Tsi108 CSRs from the PCI/X bus */

#undef  DISABLE_PBM

/*-----------------------------------------------------------------------
 * PCI stuff
 *-----------------------------------------------------------------------
 */

#define CONFIG_PCI		/* include pci support */
#define CONFIG_TSI108_PCI	/* include tsi108 pci support */

#define PCI_HOST_ADAPTER  0	/* configure as pci adapter */
#define PCI_HOST_FORCE    1	/* configure as pci host */
#define PCI_HOST_AUTO     2	/* detected via arbiter enable */

#define CONFIG_PCI_HOST PCI_HOST_FORCE	/* select pci host function */
#define CONFIG_PCI_PNP		/* do pci plug-and-play */

/* PCI MEMORY MAP section */

/* PCI view of System Memory */
#define CFG_PCI_MEMORY_BUS      0x00000000
#define CFG_PCI_MEMORY_PHYS     0x00000000
#define CFG_PCI_MEMORY_SIZE     0x80000000	

/* PCI Memory Space */
#define CFG_PCI_MEM_BUS         (CFG_PCI_MEM_PHYS)
#define CFG_PCI_MEM_PHYS        (CFG_PCI_MEM32_BASE)	//CFG_PCI_MEM32_BASE = 0xE0000000
#define CFG_PCI_MEM_SIZE        0x10000000	/* 256 MB space for PCI/X Mem + SDRAM OCN */

/* PCI I/O Space */
#define CFG_PCI_IO_BUS          0x00000000
#define CFG_PCI_IO_PHYS         0xfa000000	/* Changed from fd000000 */

#define CFG_PCI_IO_SIZE         0x01000000	/* 16MB */

#define _IO_BASE		0x00000000	/* points to PCI I/O space      */

/* PCI Config Space mapping */
#define CFG_PCI_CFG_BASE	0xfb000000	/* Changed from FE000000 */
#define CFG_PCI_CFG_SIZE	0x01000000	/* 16MB */

#define CFG_IBAT0U  0xFE0003FF
#define CFG_IBAT0L  0xFE000002

#define CFG_IBAT1U  0x00007FFF
#define CFG_IBAT1L  0x00000012

#define CFG_IBAT2U  0x80007FFF
#define CFG_IBAT2L  0x80000022

#define CFG_IBAT3U  0x00000000
#define CFG_IBAT3L  0x00000000

#define CFG_IBAT4U  0x00000000
#define CFG_IBAT4L  0x00000000

#define CFG_IBAT5U  0x00000000
#define CFG_IBAT5L  0x00000000

#define CFG_IBAT6U  0x00000000
#define CFG_IBAT6L  0x00000000

#define CFG_IBAT7U  0x00000000
#define CFG_IBAT7L  0x00000000

#define CFG_DBAT0U  0xE0003FFF
#define CFG_DBAT0L  0xE000002A

#define CFG_DBAT1U  0x00007FFF
#define CFG_DBAT1L  0x00000012

#define CFG_DBAT2U  0x00000000
#define CFG_DBAT2L  0x00000000

#define CFG_DBAT3U  0xC0000003
#define CFG_DBAT3L  0xC000002A

#define CFG_DBAT4U  0x00000000
#define CFG_DBAT4L  0x00000000

#define CFG_DBAT5U  0x00000000
#define CFG_DBAT5L  0x00000000

#define CFG_DBAT6U  0x00000000
#define CFG_DBAT6L  0x00000000

#define CFG_DBAT7U  0x00000000
#define CFG_DBAT7L  0x00000000

/* I2C addresses for the two DIMM SPD chips */
#define DIMM0_I2C_ADDR    0x51
#define DIMM1_I2C_ADDR    0x52

/*
 * 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	/* Flash can be at one of two addresses */
#define FLASH_BANK_SIZE      0x01000000	/* 16 MB Total */
#define CFG_FLASH_BANKS_LIST {CFG_FLASH_BASE, CFG_FLASH_BASE2}

#define CFG_FLASH_CFI_DRIVER
#define CFG_FLASH_CFI
#define CFG_FLASH_CFI_SWAP

#define PHYS_FLASH_SIZE     0x01000000
#define CFG_MAX_FLASH_SECT  (128)

#define CFG_ENV_IS_IN_NVRAM
#define CFG_ENV_ADDR         0xFC000000

#define CFG_ENV_OFFSET      0x00000000	/* Offset of Environment Sector */
#define CFG_ENV_SIZE        0x00000400	/* Total Size of Environment Space */

/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CFG_CACHELINE_SIZE   32	/* For all MPC74xx CPUs */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT   5	/* log base 2 of the above value */
#endif

/*-----------------------------------------------------------------------
 * L2CR setup -- make sure this is right for your board!
 * look in include/mpc74xx.h for the defines used here
 */
#undef CFG_L2

#define L2_INIT  0
#define L2_ENABLE  (L2_INIT | L2CR_L2E)

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