/*
 * (C) Copyright 2003-2005
 * Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
 *
 * (C) Copyright 2003
 * DAVE Srl
 *
 * http://www.dave-tech.it
 * http://www.wawnet.biz
 * mailto:info@wawnet.biz
 *
 * Credits: Stefan Roese, Wolfgang Denk
 *
 * 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/config.h - configuration options, board specific
 */

#ifndef __CONFIG_H
#define __CONFIG_H

#define CONFIG_PPCHAMELEON_MODULE_BA    0       /* Basic    Model */
#define CONFIG_PPCHAMELEON_MODULE_ME    1       /* Medium   Model */
#define CONFIG_PPCHAMELEON_MODULE_HI    2       /* High-End Model */
#ifndef CONFIG_PPCHAMELEON_MODULE_MODEL
#define CONFIG_PPCHAMELEON_MODULE_MODEL CONFIG_PPCHAMELEON_MODULE_BA
#endif


/* Only one of the following two symbols must be defined (default is 25 MHz)
 * CONFIG_PPCHAMELEON_CLK_25
 * CONFIG_PPCHAMELEON_CLK_33
 */
#if (!defined(CONFIG_PPCHAMELEON_CLK_25) && !defined(CONFIG_PPCHAMELEON_CLK_33))
#define CONFIG_PPCHAMELEON_CLK_25
#endif

#if (defined(CONFIG_PPCHAMELEON_CLK_25) && defined(CONFIG_PPCHAMELEON_CLK_33))
#error "* Two external frequencies (SysClk) are defined! *"
#endif

#undef  CONFIG_PPCHAMELEON_SMI712

/*
 * Debug stuff
 */
#undef  __DEBUG_START_FROM_SRAM__
#define __DISABLE_MACHINE_EXCEPTION__

#ifdef __DEBUG_START_FROM_SRAM__
#define CONFIG_SYS_DUMMY_FLASH_SIZE             1024*1024*4
#endif

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

#define CONFIG_405EP            1       /* This is a PPC405 CPU         */
#define CONFIG_4xx              1       /* ...member of PPC4xx family   */
#define CONFIG_PPCHAMELEONEVB   1       /* ...on a PPChameleonEVB board */

#define CONFIG_SYS_TEXT_BASE    0xFFFB0000      /* Reserve 320 kB for Monitor */
#define CONFIG_SYS_LDSCRIPT     "board/dave/PPChameleonEVB/u-boot.lds"

#define CONFIG_BOARD_EARLY_INIT_F 1     /* call board_early_init_f()    */
#define CONFIG_MISC_INIT_R      1       /* call misc_init_r()           */


#ifdef CONFIG_PPCHAMELEON_CLK_25
# define CONFIG_SYS_CLK_FREQ    25000000 /* external frequency to pll   */
#elif (defined (CONFIG_PPCHAMELEON_CLK_33))
# define CONFIG_SYS_CLK_FREQ    33333333 /* external frequency to pll   */
#else
# error "* External frequency (SysClk) not defined! *"
#endif

#define CONFIG_BAUDRATE         115200
#define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds     */

#undef  CONFIG_BOOTARGS

/* Ethernet stuff */
#define CONFIG_ENV_OVERWRITE /* Let the user to change the Ethernet MAC addresses */
#define CONFIG_ETHADDR  00:50:c2:1e:af:fe
#define CONFIG_HAS_ETH1
#define CONFIG_ETH1ADDR 00:50:c2:1e:af:fd

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

#undef CONFIG_EXT_PHY

#define CONFIG_PPC4xx_EMAC
#define CONFIG_MII              1       /* MII PHY management           */
#ifndef  CONFIG_EXT_PHY
#define CONFIG_PHY_ADDR         1       /* EMAC0 PHY address            */
#define CONFIG_PHY1_ADDR        2       /* EMAC1 PHY address            */
#else
#define CONFIG_PHY_ADDR         2       /* PHY address                  */
#endif
#define CONFIG_PHY_CLK_FREQ     EMAC_STACR_CLK_66MHZ


/*
 * 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_ELF
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_I2C
#define CONFIG_CMD_IRQ
#define CONFIG_CMD_JFFS2
#define CONFIG_CMD_MII
#define CONFIG_CMD_NAND
#define CONFIG_CMD_NFS
#define CONFIG_CMD_PCI
#define CONFIG_CMD_SNTP


#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION

#undef  CONFIG_WATCHDOG                 /* watchdog disabled            */

#define CONFIG_RTC_M41T11       1       /* uses a M41T00 RTC            */
#define CONFIG_SYS_I2C_RTC_ADDR 0x68
#define CONFIG_SYS_M41T11_BASE_YEAR     1900

/*
 * SDRAM configuration (please see cpu/ppc/sdram.[ch])
 */
#define CONFIG_SDRAM_BANK0      1       /* init onboard SDRAM bank 0    */

/* SDRAM timings used in datasheet */
#define CONFIG_SYS_SDRAM_CL            2
#define CONFIG_SYS_SDRAM_tRP           20
#define CONFIG_SYS_SDRAM_tRC           65
#define CONFIG_SYS_SDRAM_tRCD          20
#undef  CONFIG_SYS_SDRAM_tRFC

/*
 * Miscellaneous configurable options
 */
#define CONFIG_SYS_LONGHELP                     /* undef to save memory         */
#define CONFIG_SYS_PROMPT               "=> "   /* Monitor Command Prompt       */

#undef  CONFIG_SYS_HUSH_PARSER                  /* use "hush" command parser    */

#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CBSIZE       1024            /* Console I/O Buffer Size      */
#else
#define CONFIG_SYS_CBSIZE       256             /* Console I/O Buffer Size      */
#endif
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
#define CONFIG_SYS_MAXARGS      16              /* max number of command args   */
#define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */

#define CONFIG_SYS_DEVICE_NULLDEV       1       /* include nulldev device       */

#define CONFIG_SYS_CONSOLE_INFO_QUIET   1       /* don't print console @ startup*/

#define CONFIG_SYS_MEMTEST_START        0x0400000       /* memtest works on     */
#define CONFIG_SYS_MEMTEST_END          0x0C00000       /* 4 ... 12 MB in DRAM  */

#define CONFIG_CONS_INDEX       1       /* Use UART0                    */
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE     1
#define CONFIG_SYS_NS16550_CLK          get_serial_clock()

#undef  CONFIG_SYS_EXT_SERIAL_CLOCK             /* no external serial clock used */
#define CONFIG_SYS_BASE_BAUD            691200

/* The following table includes the supported baudrates */
#define CONFIG_SYS_BAUDRATE_TABLE       \
        { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400,     \
         57600, 115200, 230400, 460800, 921600 }

#define CONFIG_SYS_LOAD_ADDR    0x100000        /* default load address */
#define CONFIG_SYS_EXTBDINFO    1               /* To use extended board_into (bd_t) */

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

#define CONFIG_ZERO_BOOTDELAY_CHECK     /* check for keypress on bootdelay==0 */

/*-----------------------------------------------------------------------
 * NAND-FLASH stuff
 *-----------------------------------------------------------------------
 */

/*
 * nand device 1 on dave (PPChameleonEVB) needs more time,
 * so we just introduce additional wait in nand_wait(),
 * effectively for both devices.
 */
#define PPCHAMELON_NAND_TIMER_HACK

#define CONFIG_SYS_NAND0_BASE 0xFF400000
#define CONFIG_SYS_NAND1_BASE 0xFF000000
#define CONFIG_SYS_NAND_BASE_LIST       { CONFIG_SYS_NAND0_BASE, CONFIG_SYS_NAND1_BASE }
#define NAND_BIG_DELAY_US       25
#define CONFIG_SYS_MAX_NAND_DEVICE      2       /* Max number of NAND devices */

#define CONFIG_SYS_NAND0_CE  (0x80000000 >> 1)   /* our CE is GPIO1 */
#define CONFIG_SYS_NAND0_RDY (0x80000000 >> 4)   /* our RDY is GPIO4 */
#define CONFIG_SYS_NAND0_CLE (0x80000000 >> 2)   /* our CLE is GPIO2 */
#define CONFIG_SYS_NAND0_ALE (0x80000000 >> 3)   /* our ALE is GPIO3 */

#define CONFIG_SYS_NAND1_CE  (0x80000000 >> 14)  /* our CE is GPIO14 */
#define CONFIG_SYS_NAND1_RDY (0x80000000 >> 31)  /* our RDY is GPIO31 */
#define CONFIG_SYS_NAND1_CLE (0x80000000 >> 15)  /* our CLE is GPIO15 */
#define CONFIG_SYS_NAND1_ALE (0x80000000 >> 16)  /* our ALE is GPIO16 */

#define MACRO_NAND_DISABLE_CE(nandptr) do \
{ \
        switch((unsigned long)nandptr) \
        { \
            case CONFIG_SYS_NAND0_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND0_CE); \
                break; \
            case CONFIG_SYS_NAND1_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND1_CE); \
                break; \
        } \
} while(0)

#define MACRO_NAND_ENABLE_CE(nandptr) do \
{ \
        switch((unsigned long)nandptr) \
        { \
            case CONFIG_SYS_NAND0_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND0_CE); \
                break; \
            case CONFIG_SYS_NAND1_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND1_CE); \
                break; \
        } \
} while(0)

#define MACRO_NAND_CTL_CLRALE(nandptr) do \
{ \
        switch((unsigned long)nandptr) \
        { \
            case CONFIG_SYS_NAND0_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND0_ALE); \
                break; \
            case CONFIG_SYS_NAND1_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND1_ALE); \
                break; \
        } \
} while(0)

#define MACRO_NAND_CTL_SETALE(nandptr) do \
{ \
        switch((unsigned long)nandptr) \
        { \
            case CONFIG_SYS_NAND0_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND0_ALE); \
                break; \
            case CONFIG_SYS_NAND1_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND1_ALE); \
                break; \
        } \
} while(0)

#define MACRO_NAND_CTL_CLRCLE(nandptr) do \
{ \
        switch((unsigned long)nandptr) \
        { \
            case CONFIG_SYS_NAND0_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND0_CLE); \
                break; \
            case CONFIG_SYS_NAND1_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND1_CLE); \
                break; \
        } \
} while(0)

#define MACRO_NAND_CTL_SETCLE(nandptr) do { \
        switch((unsigned long)nandptr) { \
        case CONFIG_SYS_NAND0_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND0_CLE); \
                break; \
        case CONFIG_SYS_NAND1_BASE: \
                out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND1_CLE); \
                break; \
        } \
} while(0)

/*-----------------------------------------------------------------------
 * PCI stuff
 *-----------------------------------------------------------------------
 */
#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                      /* include pci support          */
#define CONFIG_PCI_HOST PCI_HOST_FORCE   /* select pci host function     */
#undef  CONFIG_PCI_PNP                  /* do pci plug-and-play         */
                                        /* resource configuration       */

#define CONFIG_PCI_SCAN_SHOW            /* print pci devices @ startup  */

#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1014   /* PCI Vendor ID: IBM   */
#define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0000   /* PCI Device ID: ---   */
#define CONFIG_SYS_PCI_CLASSCODE        0x0b20  /* PCI Class Code: Processor/PPC*/

#define CONFIG_SYS_PCI_PTM1LA   0x00000000      /* point to sdram               */
#define CONFIG_SYS_PCI_PTM1MS   0xfc000001      /* 64MB, enable hard-wired to 1 */
#define CONFIG_SYS_PCI_PTM1PCI 0x00000000       /* Host: use this pci address   */
#define CONFIG_SYS_PCI_PTM2LA   0xffc00000      /* point to flash               */
#define CONFIG_SYS_PCI_PTM2MS   0xffc00001      /* 4MB, enable                  */
#define CONFIG_SYS_PCI_PTM2PCI 0x04000000       /* Host: use this pci address   */

/*-----------------------------------------------------------------------
 * Start addresses for the final memory configuration
 * (Set up by the startup code)
 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 */
#define CONFIG_SYS_SDRAM_BASE           0x00000000

/* Reserve 256 kB for Monitor   */
/*
#define CONFIG_SYS_FLASH_BASE           0xFFFC0000
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_MONITOR_LEN          (256 * 1024)
*/

/* Reserve 320 kB for Monitor   */
#define CONFIG_SYS_FLASH_BASE           0xFFFB0000
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_MONITOR_LEN          (320 * 1024)

#define CONFIG_SYS_MALLOC_LEN           (256 * 1024)    /* Reserve 256 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 CONFIG_SYS_BOOTMAPSZ            (8 << 20)       /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
 * FLASH organization
 */
#define CONFIG_SYS_MAX_FLASH_BANKS      1       /* max number of memory banks           */
#define CONFIG_SYS_MAX_FLASH_SECT       256     /* max number of sectors on one chip    */

#define CONFIG_SYS_FLASH_ERASE_TOUT     120000  /* Timeout for Flash Erase (in ms)      */
#define CONFIG_SYS_FLASH_WRITE_TOUT     1000    /* Timeout for Flash Write (in ms)      */

#define CONFIG_SYS_FLASH_WORD_SIZE      unsigned short  /* flash word size (width)      */
#define CONFIG_SYS_FLASH_ADDR0          0x5555  /* 1st address for flash config cycles  */
#define CONFIG_SYS_FLASH_ADDR1          0x2AAA  /* 2nd address for flash config cycles  */
/*
 * The following defines are added for buggy IOP480 byte interface.
 * All other boards should use the standard values (CPCI405 etc.)
 */
#define CONFIG_SYS_FLASH_READ0          0x0000  /* 0 is standard                        */
#define CONFIG_SYS_FLASH_READ1          0x0001  /* 1 is standard                        */
#define CONFIG_SYS_FLASH_READ2          0x0002  /* 2 is standard                        */

#define CONFIG_SYS_FLASH_EMPTY_INFO             /* print 'E' for empty sector on flinfo */

/*-----------------------------------------------------------------------
 * Environment Variable setup
 */
#ifdef ENVIRONMENT_IN_EEPROM

#define CONFIG_ENV_IS_IN_EEPROM 1       /* use EEPROM for environment vars */
#define CONFIG_ENV_OFFSET               0x100   /* environment starts at the beginning of the EEPROM */
#define CONFIG_ENV_SIZE         0x700   /* 2048-256 bytes may be used for env vars (total size of a CAT24WC16 is 2048 bytes)*/

#else   /* DEFAULT: environment in flash, using redundand flash sectors */

#define CONFIG_ENV_IS_IN_FLASH  1       /* use FLASH for environment vars */
#define CONFIG_ENV_ADDR         0xFFFF8000      /* environment starts at the first small sector */
#define CONFIG_ENV_SECT_SIZE    0x2000  /* 8196 bytes may be used for env vars*/
#define CONFIG_ENV_ADDR_REDUND  0xFFFFA000
#define CONFIG_ENV_SIZE_REDUND  0x2000

#define CONFIG_SYS_USE_PPCENV                   /* Environment embedded in sect .ppcenv */

#endif  /* ENVIRONMENT_IN_EEPROM */


#define CONFIG_SYS_NVRAM_BASE_ADDR      0xF0000500              /* NVRAM base address   */
#define CONFIG_SYS_NVRAM_SIZE           242                     /* NVRAM size           */

/*-----------------------------------------------------------------------
 * I2C EEPROM (CAT24WC16) for environment
 */
#define CONFIG_HARD_I2C                 /* I2c with hardware support */
#define CONFIG_PPC4XX_I2C               /* use PPC4xx driver            */
#define CONFIG_SYS_I2C_SPEED            400000  /* I2C speed and slave address */
#define CONFIG_SYS_I2C_SLAVE            0x7F

#define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* EEPROM CAT28WC08             */
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1        /* Bytes of address             */
/* mask of address bits that overflow into the "EEPROM chip address"    */
/*#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW   0x07*/
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4     /* The Catalyst CAT24WC08 has   */
                                        /* 16 byte page write mode using*/
                                        /* last 4 bits of the address   */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10   /* and takes up to 10 msec */

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

#define FLASH_BASE0_PRELIM      0xFFC00000      /* FLASH bank #0        */

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

/* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization                       */
#define CONFIG_SYS_EBC_PB0AP            0x92015480
#define CONFIG_SYS_EBC_PB0CR            0xFFC5A000  /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */

/* Memory Bank 1 (External SRAM) initialization                                 */
/* Since this must replace NOR Flash, we use the same settings for CS0          */
#define CONFIG_SYS_EBC_PB1AP            0x92015480
#define CONFIG_SYS_EBC_PB1CR            0xFF85A000  /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit  */

/* Memory Bank 2 (Flash Bank 1, NAND-FLASH) initialization                      */
#define CONFIG_SYS_EBC_PB2AP            0x92015480
#define CONFIG_SYS_EBC_PB2CR            0xFF458000  /* BAS=0xFF4,BS=4MB,BU=R/W,BW=8bit  */

/* Memory Bank 3 (Flash Bank 2, NAND-FLASH) initialization                      */
#define CONFIG_SYS_EBC_PB3AP            0x92015480
#define CONFIG_SYS_EBC_PB3CR            0xFF058000  /* BAS=0xFF0,BS=4MB,BU=R/W,BW=8bit  */

#ifdef CONFIG_PPCHAMELEON_SMI712
/*
 * Video console (graphic: SMI LynxEM)
 */
#define CONFIG_VIDEO
#define CONFIG_CFB_CONSOLE
#define CONFIG_VIDEO_SMI_LYNXEM
#define CONFIG_VIDEO_LOGO
/*#define CONFIG_VIDEO_BMP_LOGO*/
#define CONFIG_CONSOLE_EXTRA_INFO
#define CONFIG_VGA_AS_SINGLE_DEVICE
/* This is the base address (on 405EP-side) used to generate I/O accesses on PCI bus */
#define CONFIG_SYS_ISA_IO 0xE8000000
/* see also drivers/video/videomodes.c */
#define CONFIG_SYS_DEFAULT_VIDEO_MODE 0x303
#endif

/*-----------------------------------------------------------------------
 * FPGA stuff
 */
/* FPGA internal regs */
#define CONFIG_SYS_FPGA_MODE            0x00
#define CONFIG_SYS_FPGA_STATUS          0x02
#define CONFIG_SYS_FPGA_TS              0x04
#define CONFIG_SYS_FPGA_TS_LOW          0x06
#define CONFIG_SYS_FPGA_TS_CAP0 0x10
#define CONFIG_SYS_FPGA_TS_CAP0_LOW     0x12
#define CONFIG_SYS_FPGA_TS_CAP1 0x14
#define CONFIG_SYS_FPGA_TS_CAP1_LOW     0x16
#define CONFIG_SYS_FPGA_TS_CAP2 0x18
#define CONFIG_SYS_FPGA_TS_CAP2_LOW     0x1a
#define CONFIG_SYS_FPGA_TS_CAP3 0x1c
#define CONFIG_SYS_FPGA_TS_CAP3_LOW     0x1e

/* FPGA Mode Reg */
#define CONFIG_SYS_FPGA_MODE_CF_RESET   0x0001
#define CONFIG_SYS_FPGA_MODE_TS_IRQ_ENABLE 0x0100
#define CONFIG_SYS_FPGA_MODE_TS_IRQ_CLEAR  0x1000
#define CONFIG_SYS_FPGA_MODE_TS_CLEAR   0x2000

/* FPGA Status Reg */
#define CONFIG_SYS_FPGA_STATUS_DIP0     0x0001
#define CONFIG_SYS_FPGA_STATUS_DIP1     0x0002
#define CONFIG_SYS_FPGA_STATUS_DIP2     0x0004
#define CONFIG_SYS_FPGA_STATUS_FLASH    0x0008
#define CONFIG_SYS_FPGA_STATUS_TS_IRQ   0x1000

#define CONFIG_SYS_FPGA_SPARTAN2        1               /* using Xilinx Spartan 2 now    */
#define CONFIG_SYS_FPGA_MAX_SIZE        128*1024        /* 128kByte is enough for XC2S50E*/

/* FPGA program pin configuration */
#define CONFIG_SYS_FPGA_PRG             0x04000000      /* FPGA program pin (ppc output) */
#define CONFIG_SYS_FPGA_CLK             0x02000000      /* FPGA clk pin (ppc output)     */
#define CONFIG_SYS_FPGA_DATA            0x01000000      /* FPGA data pin (ppc output)    */
#define CONFIG_SYS_FPGA_INIT            0x00010000      /* FPGA init pin (ppc input)     */
#define CONFIG_SYS_FPGA_DONE            0x00008000      /* FPGA done pin (ppc input)     */

/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area (in data cache)
 */
/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
#define CONFIG_SYS_TEMP_STACK_OCM       1

/* On Chip Memory location */
#define CONFIG_SYS_OCM_DATA_ADDR        0xF8000000
#define CONFIG_SYS_OCM_DATA_SIZE        0x1000
#define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM             */
#define CONFIG_SYS_INIT_RAM_SIZE        CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM    */

#define CONFIG_SYS_GBL_DATA_OFFSET    (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET

/*-----------------------------------------------------------------------
 * Definitions for GPIO setup (PPC405EP specific)
 *
 * GPIO0[0]     - External Bus Controller BLAST output
 * GPIO0[1-9]   - Instruction trace outputs -> GPIO
 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
 * GPIO0[24-27] - UART0 control signal inputs/outputs
 * GPIO0[28-29] - UART1 data signal input/output
 * GPIO0[30]    - EMAC0 input
 * GPIO0[31]    - EMAC1 reject packet as output
 */
#define CONFIG_SYS_GPIO0_OSRL           0x40000550
#define CONFIG_SYS_GPIO0_OSRH           0x00000110
#define CONFIG_SYS_GPIO0_ISR1L          0x00000000
/*#define CONFIG_SYS_GPIO0_ISR1H        0x15555445*/
#define CONFIG_SYS_GPIO0_ISR1H          0x15555444
#define CONFIG_SYS_GPIO0_TSRL           0x00000000
#define CONFIG_SYS_GPIO0_TSRH           0x00000000
#define CONFIG_SYS_GPIO0_TCR            0xF7FF8014

#define CONFIG_NO_SERIAL_EEPROM

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

#ifdef CONFIG_NO_SERIAL_EEPROM

/*
!-----------------------------------------------------------------------
! Defines for entry options.
! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
!       are plugged in the board will be utilized as non-ECC DIMMs.
!-----------------------------------------------------------------------
*/
#undef          AUTO_MEMORY_CONFIG
#define         DIMM_READ_ADDR 0xAB
#define         DIMM_WRITE_ADDR 0xAA

/* Defines for CPC0_PLLMR1 Register fields */
#define PLL_ACTIVE              0x80000000
#define CPC0_PLLMR1_SSCS        0x80000000
#define PLL_RESET               0x40000000
#define CPC0_PLLMR1_PLLR        0x40000000
    /* Feedback multiplier */
#define PLL_FBKDIV              0x00F00000
#define CPC0_PLLMR1_FBDV        0x00F00000
#define PLL_FBKDIV_16           0x00000000
#define PLL_FBKDIV_1            0x00100000
#define PLL_FBKDIV_2            0x00200000
#define PLL_FBKDIV_3            0x00300000
#define PLL_FBKDIV_4            0x00400000
#define PLL_FBKDIV_5            0x00500000
#define PLL_FBKDIV_6            0x00600000
#define PLL_FBKDIV_7            0x00700000
#define PLL_FBKDIV_8            0x00800000
#define PLL_FBKDIV_9            0x00900000
#define PLL_FBKDIV_10           0x00A00000
#define PLL_FBKDIV_11           0x00B00000
#define PLL_FBKDIV_12           0x00C00000
#define PLL_FBKDIV_13           0x00D00000
#define PLL_FBKDIV_14           0x00E00000
#define PLL_FBKDIV_15           0x00F00000
    /* Forward A divisor */
#define PLL_FWDDIVA             0x00070000
#define CPC0_PLLMR1_FWDVA       0x00070000
#define PLL_FWDDIVA_8           0x00000000
#define PLL_FWDDIVA_7           0x00010000
#define PLL_FWDDIVA_6           0x00020000
#define PLL_FWDDIVA_5           0x00030000
#define PLL_FWDDIVA_4           0x00040000
#define PLL_FWDDIVA_3           0x00050000
#define PLL_FWDDIVA_2           0x00060000
#define PLL_FWDDIVA_1           0x00070000
    /* Forward B divisor */
#define PLL_FWDDIVB             0x00007000
#define CPC0_PLLMR1_FWDVB       0x00007000
#define PLL_FWDDIVB_8           0x00000000
#define PLL_FWDDIVB_7           0x00001000
#define PLL_FWDDIVB_6           0x00002000
#define PLL_FWDDIVB_5           0x00003000
#define PLL_FWDDIVB_4           0x00004000
#define PLL_FWDDIVB_3           0x00005000
#define PLL_FWDDIVB_2           0x00006000
#define PLL_FWDDIVB_1           0x00007000
    /* PLL tune bits */
#define PLL_TUNE_MASK           0x000003FF
#define PLL_TUNE_2_M_3          0x00000133      /*  2 <= M <= 3                 */
#define PLL_TUNE_4_M_6          0x00000134      /*  3 <  M <= 6                 */
#define PLL_TUNE_7_M_10         0x00000138      /*  6 <  M <= 10                */
#define PLL_TUNE_11_M_14        0x0000013C      /* 10 <  M <= 14                */
#define PLL_TUNE_15_M_40        0x0000023E      /* 14 <  M <= 40                */
#define PLL_TUNE_VCO_LOW        0x00000000      /* 500MHz <= VCO <=  800MHz     */
#define PLL_TUNE_VCO_HI         0x00000080      /* 800MHz <  VCO <= 1000MHz     */

/* Defines for CPC0_PLLMR0 Register fields */
    /* CPU divisor */
#define PLL_CPUDIV              0x00300000
#define CPC0_PLLMR0_CCDV        0x00300000
#define PLL_CPUDIV_1            0x00000000
#define PLL_CPUDIV_2            0x00100000
#define PLL_CPUDIV_3            0x00200000
#define PLL_CPUDIV_4            0x00300000
    /* PLB divisor */
#define PLL_PLBDIV              0x00030000
#define CPC0_PLLMR0_CBDV        0x00030000
#define PLL_PLBDIV_1            0x00000000
#define PLL_PLBDIV_2            0x00010000
#define PLL_PLBDIV_3            0x00020000
#define PLL_PLBDIV_4            0x00030000
    /* OPB divisor */
#define PLL_OPBDIV              0x00003000
#define CPC0_PLLMR0_OPDV        0x00003000
#define PLL_OPBDIV_1            0x00000000
#define PLL_OPBDIV_2            0x00001000
#define PLL_OPBDIV_3            0x00002000
#define PLL_OPBDIV_4            0x00003000
    /* EBC divisor */
#define PLL_EXTBUSDIV           0x00000300
#define CPC0_PLLMR0_EPDV        0x00000300
#define PLL_EXTBUSDIV_2         0x00000000
#define PLL_EXTBUSDIV_3         0x00000100
#define PLL_EXTBUSDIV_4         0x00000200
#define PLL_EXTBUSDIV_5         0x00000300
    /* MAL divisor */
#define PLL_MALDIV              0x00000030
#define CPC0_PLLMR0_MPDV        0x00000030
#define PLL_MALDIV_1            0x00000000
#define PLL_MALDIV_2            0x00000010
#define PLL_MALDIV_3            0x00000020
#define PLL_MALDIV_4            0x00000030
    /* PCI divisor */
#define PLL_PCIDIV              0x00000003
#define CPC0_PLLMR0_PPFD        0x00000003
#define PLL_PCIDIV_1            0x00000000
#define PLL_PCIDIV_2            0x00000001
#define PLL_PCIDIV_3            0x00000002
#define PLL_PCIDIV_4            0x00000003

#ifdef CONFIG_PPCHAMELEON_CLK_25
/* CPU - PLB/SDRAM - EBC - OPB - PCI (assuming a 25.0 MHz input clock to the 405EP) */
#define PPCHAMELEON_PLLMR0_133_133_33_66_33      (PLL_CPUDIV_1 | PLL_PLBDIV_1 |  \
                              PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 |  \
                              PLL_MALDIV_1 | PLL_PCIDIV_4)
#define PPCHAMELEON_PLLMR1_133_133_33_66_33      (PLL_FBKDIV_8  |  \
                              PLL_FWDDIVA_6 | PLL_FWDDIVB_4 |  \
                              PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)

#define PPCHAMELEON_PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 |  \
                              PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 |  \
                              PLL_MALDIV_1 | PLL_PCIDIV_4)
#define PPCHAMELEON_PLLMR1_200_100_50_33 (PLL_FBKDIV_8  |  \
                              PLL_FWDDIVA_4 | PLL_FWDDIVB_4 |  \
                              PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)

#define PPCHAMELEON_PLLMR0_266_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 |      \
                              PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 |  \
                              PLL_MALDIV_1 | PLL_PCIDIV_4)
#define PPCHAMELEON_PLLMR1_266_133_33_66_33 (PLL_FBKDIV_8  |  \
                              PLL_FWDDIVA_3 | PLL_FWDDIVB_4 |  \
                              PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)

#define PPCHAMELEON_PLLMR0_333_111_37_55_55 (PLL_CPUDIV_1 | PLL_PLBDIV_3 |      \
                              PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 |  \
                              PLL_MALDIV_1 | PLL_PCIDIV_2)
#define PPCHAMELEON_PLLMR1_333_111_37_55_55 (PLL_FBKDIV_10      |  \
                              PLL_FWDDIVA_3 | PLL_FWDDIVB_4 |  \
                              PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)

#elif (defined (CONFIG_PPCHAMELEON_CLK_33))

/* CPU - PLB/SDRAM - EBC - OPB - PCI (assuming a 33.3MHz input clock to the 405EP) */
#define PPCHAMELEON_PLLMR0_133_133_33_66_33      (PLL_CPUDIV_1 | PLL_PLBDIV_1 |  \
                                  PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 |      \
                                  PLL_MALDIV_1 | PLL_PCIDIV_4)
#define PPCHAMELEON_PLLMR1_133_133_33_66_33      (PLL_FBKDIV_4  |  \
                                  PLL_FWDDIVA_6 | PLL_FWDDIVB_6 |  \
                                  PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)

#define PPCHAMELEON_PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 |  \
                                  PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 |      \
                                  PLL_MALDIV_1 | PLL_PCIDIV_4)
#define PPCHAMELEON_PLLMR1_200_100_50_33 (PLL_FBKDIV_6  |  \
                                  PLL_FWDDIVA_4 | PLL_FWDDIVB_4 |  \
                                  PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)

#define PPCHAMELEON_PLLMR0_266_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 |      \
                                  PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 |      \
                                  PLL_MALDIV_1 | PLL_PCIDIV_4)
#define PPCHAMELEON_PLLMR1_266_133_33_66_33 (PLL_FBKDIV_8  |  \
                                  PLL_FWDDIVA_3 | PLL_FWDDIVB_3 |  \
                                  PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)

#define PPCHAMELEON_PLLMR0_333_111_37_55_55 (PLL_CPUDIV_1 | PLL_PLBDIV_3 |      \
                                  PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 |      \
                                  PLL_MALDIV_1 | PLL_PCIDIV_2)
#define PPCHAMELEON_PLLMR1_333_111_37_55_55 (PLL_FBKDIV_10      |  \
                                  PLL_FWDDIVA_3 | PLL_FWDDIVB_3 |  \
                                  PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)

#else
#error "* External frequency (SysClk) not defined! *"
#endif

#if   (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_HI)
/* Model HI */
#define PLLMR0_DEFAULT  PPCHAMELEON_PLLMR0_333_111_37_55_55
#define PLLMR1_DEFAULT  PPCHAMELEON_PLLMR1_333_111_37_55_55
#define CONFIG_SYS_OPB_FREQ     55555555
/* Model ME */
#elif (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_ME)
#define PLLMR0_DEFAULT  PPCHAMELEON_PLLMR0_266_133_33_66_33
#define PLLMR1_DEFAULT  PPCHAMELEON_PLLMR1_266_133_33_66_33
#define CONFIG_SYS_OPB_FREQ     66666666
#else
/* Model BA (default) */
#define PLLMR0_DEFAULT  PPCHAMELEON_PLLMR0_133_133_33_66_33
#define PLLMR1_DEFAULT  PPCHAMELEON_PLLMR1_133_133_33_66_33
#define CONFIG_SYS_OPB_FREQ     66666666
#endif

#endif /* CONFIG_NO_SERIAL_EEPROM */

#define CONFIG_JFFS2_NAND 1                     /* jffs2 on nand support */
#define NAND_CACHE_PAGES 16                     /* size of nand cache in 512 bytes pages */

/*
 * JFFS2 partitions
 */

/* No command line, one static partition */
#undef CONFIG_CMD_MTDPARTS
#define CONFIG_JFFS2_DEV                "nand0"
#define CONFIG_JFFS2_PART_SIZE          0x00400000
#define CONFIG_JFFS2_PART_OFFSET        0x00000000

/* mtdparts command line support */
/*
#define CONFIG_CMD_MTDPARTS
#define MTDIDS_DEFAULT          "nor0=PPChameleon-0,nand0=ppchameleonevb-nand"
*/

/* 256 kB U-boot image */
/*
#define MTDPARTS_DEFAULT        "mtdparts=PPChameleon-0:1m(kernel1),1m(kernel2)," \
                                        "1792k(user),256k(u-boot);" \
                                "ppchameleonevb-nand:-(nand)"
*/

/* 320 kB U-boot image */
/*
#define MTDPARTS_DEFAULT        "mtdparts=PPChameleon-0:1m(kernel1),1m(kernel2)," \
                                        "1728k(user),320k(u-boot);" \
                                "ppchameleonevb-nand:-(nand)"
*/

#endif  /* __CONFIG_H */