/*
 * (C) Copyright 2001-2004
 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.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
 */

/*
 * board/config.h - configuration options, board specific
 */
#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * 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_VOM405           1       /* ...on a VOM405 board         */

#define CONFIG_SYS_TEXT_BASE    0xFFFC8000

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

#define CONFIG_SYS_CLK_FREQ     33330000 /* external frequency to pll   */

#define CONFIG_BAUDRATE         9600
#define CONFIG_BOOTDELAY        3       /* autoboot after 3 seconds     */

#undef  CONFIG_BOOTARGS
#undef  CONFIG_BOOTCOMMAND

#define CONFIG_PREBOOT                  /* enable preboot variable      */

#define CONFIG_SYS_LOADS_BAUD_CHANGE    1       /* allow baudrate change        */

#undef  CONFIG_HAS_ETH1

#define CONFIG_PPC4xx_EMAC
#define CONFIG_MII              1       /* MII PHY management           */
#define CONFIG_PHY_ADDR         0       /* PHY address                  */
#define CONFIG_LXT971_NO_SLEEP  1       /* disable sleep mode in LXT971 */
#define CONFIG_RESET_PHY_R      1       /* use reset_phy() to disable phy sleep mode */

/*
 * BOOTP options
 */
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_DNS
#define CONFIG_BOOTP_DNS2
#define CONFIG_BOOTP_SEND_HOSTNAME

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

#define CONFIG_CMD_DHCP
#define CONFIG_CMD_BSP
#define CONFIG_CMD_IRQ
#define CONFIG_CMD_ELF
#define CONFIG_CMD_I2C
#define CONFIG_CMD_MII
#define CONFIG_CMD_PING
#define CONFIG_CMD_EEPROM

#define CONFIG_OF_LIBFDT
#define CONFIG_OF_BOARD_SETUP

#undef  CONFIG_WATCHDOG                 /* watchdog disabled            */

#define CONFIG_SDRAM_BANK0      1       /* init onboard SDRAM bank 0    */

#undef  CONFIG_PRAM                     /* no "protected RAM"           */

/*
 * 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_CMDLINE_EDITING  1       /* add command line history     */
#define CONFIG_ZERO_BOOTDELAY_CHECK     /* check for keypress on bootdelay==0 */

#define CONFIG_VERSION_VARIABLE 1       /* include version env variable */

#define CONFIG_SYS_RX_ETH_BUFFER        16      /* use 16 rx buffer on 405 emac */

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

#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 */

/*
 * 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
#define CONFIG_SYS_FLASH_BASE           CONFIG_SYS_MONITOR_BASE
#define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_MONITOR_LEN          (~(CONFIG_SYS_TEXT_BASE) + 1)
#define CONFIG_SYS_MALLOC_LEN           (256 * 1024)

#if (CONFIG_SYS_MONITOR_BASE < FLASH_BASE0_PRELIM)
# define CONFIG_SYS_RAMBOOT             1
#else
# undef CONFIG_SYS_RAMBOOT
#endif

/*
 * Environment Variable setup
 */
#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 bytes may be used for env vars*/
                                   /* total size of a CAT24WC16 is 2048 bytes */

#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 */

/*
 * External Bus Controller (EBC) Setup
 */
#define CAN_BA          0xF0000000          /* CAN Base Address                 */

/* 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 2 (8 Bit Peripheral: CAN, UART, RTC) initialization              */
#define CONFIG_SYS_EBC_PB2AP            0x010053C0  /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
#define CONFIG_SYS_EBC_PB2CR            0xF0018000  /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit  */

/*
 * FPGA stuff
 */
#define CONFIG_SYS_XSVF_DEFAULT_ADDR    0xfffc0000

/* FPGA program pin configuration */
#define CONFIG_SYS_FPGA_PRG             0x04000000  /* JTAG TMS pin (ppc output)     */
#define CONFIG_SYS_FPGA_CLK             0x02000000  /* JTAG TCK pin (ppc output)     */
#define CONFIG_SYS_FPGA_DATA            0x01000000  /* JTAG TDO->TDI data pin (ppc output) */
#define CONFIG_SYS_FPGA_INIT            0x00010000  /* unused (ppc input)            */
#define CONFIG_SYS_FPGA_DONE            0x00008000  /* JTAG TDI->TDO 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[30-31] - EMAC0 and EMAC1 reject packet inputs
 */
/* GPIO Input:          OSR=00, ISR=00, TSR=00, TCR=0 */
/* GPIO Output:         OSR=00, ISR=00, TSR=00, TCR=1 */
/* Alt. Funtion Input:  OSR=00, ISR=01, TSR=00, TCR=0 */
/* Alt. Funtion Output: OSR=01, ISR=00, TSR=00, TCR=1 */
#define CONFIG_SYS_GPIO0_OSRL           0x40000500  /*  0 ... 15 */
#define CONFIG_SYS_GPIO0_OSRH           0x00000110  /* 16 ... 31 */
#define CONFIG_SYS_GPIO0_ISR1L          0x00000000  /*  0 ... 15 */
#define CONFIG_SYS_GPIO0_ISR1H          0x14000045  /* 16 ... 31 */
#define CONFIG_SYS_GPIO0_TSRL           0x00000000  /*  0 ... 15 */
#define CONFIG_SYS_GPIO0_TSRH           0x00000000  /* 16 ... 31 */
#define CONFIG_SYS_GPIO0_TCR            0xF7FE0014  /*  0 ... 31 */

/*
 * Default speed selection (cpu_plb_opb_ebc) in mhz.
 * This value will be set if iic boot eprom is disabled.
 */
#define PLLMR0_DEFAULT   PLLMR0_133_66_66_33
#define PLLMR1_DEFAULT   PLLMR1_133_66_66_33

#endif  /* __CONFIG_H */