/*
 * Copyright 2004, 2011 Freescale Semiconductor.
 * (C) Copyright 2002,2003 Motorola,Inc.
 * Xianghua Xiao <X.Xiao@motorola.com>
 *
 * SPDX-License-Identifier:     GPL-2.0+
 */

/*
 * mpc8540ads board configuration file
 *
 * Please refer to doc/README.mpc85xx for more info.
 *
 * Make sure you change the MAC address and other network params first,
 * search for CONFIG_SERVERIP, etc in this file.
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * default CCARBAR is at 0xff700000
 * assume U-Boot is less than 0.5MB
 */
#define CONFIG_SYS_TEXT_BASE    0xfff80000

#ifndef CONFIG_HAS_FEC
#define CONFIG_HAS_FEC          1       /* 8540 has FEC */
#endif

#define CONFIG_PCI_INDIRECT_BRIDGE
#define CONFIG_SYS_PCI_64BIT    1       /* enable 64-bit PCI resources */
#define CONFIG_TSEC_ENET                /* tsec ethernet support */
#define CONFIG_ENV_OVERWRITE

/*
 * sysclk for MPC85xx
 *
 * Two valid values are:
 *    33000000
 *    66000000
 *
 * Most PCI cards are still 33Mhz, so in the presence of PCI, 33MHz
 * is likely the desired value here, so that is now the default.
 * The board, however, can run at 66MHz.  In any event, this value
 * must match the settings of some switches.  Details can be found
 * in the README.mpc85xxads.
 *
 * XXX -- Can't we run at 66 MHz, anyway?  PCI should drop to
 * 33MHz to accommodate, based on a PCI pin.
 * Note that PCI-X won't work at 33MHz.
 */

#ifndef CONFIG_SYS_CLK_FREQ
#define CONFIG_SYS_CLK_FREQ     33000000
#endif

/*
 * These can be toggled for performance analysis, otherwise use default.
 */
#define CONFIG_L2_CACHE                 /* toggle L2 cache */
#define CONFIG_BTB                      /* toggle branch predition */

#define CONFIG_SYS_MEMTEST_START        0x00200000      /* memtest region */
#define CONFIG_SYS_MEMTEST_END          0x00400000

#define CONFIG_SYS_CCSRBAR              0xe0000000
#define CONFIG_SYS_CCSRBAR_PHYS_LOW     CONFIG_SYS_CCSRBAR

/* DDR Setup */
#define CONFIG_SPD_EEPROM               /* Use SPD EEPROM for DDR setup*/
#define CONFIG_DDR_SPD
#undef CONFIG_FSL_DDR_INTERACTIVE

#define CONFIG_MEM_INIT_VALUE           0xDeadBeef

#define CONFIG_SYS_DDR_SDRAM_BASE       0x00000000      /* DDR is system memory*/
#define CONFIG_SYS_SDRAM_BASE           CONFIG_SYS_DDR_SDRAM_BASE

#define CONFIG_DIMM_SLOTS_PER_CTLR      1
#define CONFIG_CHIP_SELECTS_PER_CTRL    (2 * CONFIG_DIMM_SLOTS_PER_CTLR)

/* I2C addresses of SPD EEPROMs */
#define SPD_EEPROM_ADDRESS      0x51    /* CTLR 0 DIMM 0 */

/* These are used when DDR doesn't use SPD. */
#define CONFIG_SYS_SDRAM_SIZE   128             /* DDR is 128MB */
#define CONFIG_SYS_DDR_CS0_BNDS 0x00000007      /* 0-128MB */
#define CONFIG_SYS_DDR_CS0_CONFIG       0x80000002
#define CONFIG_SYS_DDR_TIMING_1 0x37344321
#define CONFIG_SYS_DDR_TIMING_2 0x00000800      /* P9-45,may need tuning */
#define CONFIG_SYS_DDR_CONTROL          0xc2000000      /* unbuffered,no DYN_PWR */
#define CONFIG_SYS_DDR_MODE             0x00000062      /* DLL,normal,seq,4/2.5 */
#define CONFIG_SYS_DDR_INTERVAL 0x05200100      /* autocharge,no open page */

/*
 * SDRAM on the Local Bus
 */
#define CONFIG_SYS_LBC_SDRAM_BASE       0xf0000000      /* Localbus SDRAM */
#define CONFIG_SYS_LBC_SDRAM_SIZE       64              /* LBC SDRAM is 64MB */

#define CONFIG_SYS_FLASH_BASE           0xff000000      /* start of FLASH 16M */
#define CONFIG_SYS_BR0_PRELIM           0xff001801      /* port size 32bit */

#define CONFIG_SYS_OR0_PRELIM           0xff006ff7      /* 16MB Flash */
#define CONFIG_SYS_MAX_FLASH_BANKS      1               /* number of banks */
#define CONFIG_SYS_MAX_FLASH_SECT       64              /* sectors per device */
#undef  CONFIG_SYS_FLASH_CHECKSUM
#define CONFIG_SYS_FLASH_ERASE_TOUT     60000   /* Flash Erase Timeout (ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT     500     /* Flash Write Timeout (ms) */

#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE    /* start of monitor */

#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
#define CONFIG_SYS_RAMBOOT
#else
#undef  CONFIG_SYS_RAMBOOT
#endif

#define CONFIG_FLASH_CFI_DRIVER
#define CONFIG_SYS_FLASH_CFI
#define CONFIG_SYS_FLASH_EMPTY_INFO

#undef CONFIG_CLOCKS_IN_MHZ

/*
 * Local Bus Definitions
 */

/*
 * Base Register 2 and Option Register 2 configure SDRAM.
 * The SDRAM base address, CONFIG_SYS_LBC_SDRAM_BASE, is 0xf0000000.
 *
 * For BR2, need:
 *    Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
 *    port-size = 32-bits = BR2[19:20] = 11
 *    no parity checking = BR2[21:22] = 00
 *    SDRAM for MSEL = BR2[24:26] = 011
 *    Valid = BR[31] = 1
 *
 * 0    4    8    12   16   20   24   28
 * 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
 *
 * FIXME: CONFIG_SYS_LBC_SDRAM_BASE should be masked and OR'ed into
 * FIXME: the top 17 bits of BR2.
 */

#define CONFIG_SYS_BR2_PRELIM           0xf0001861

/*
 * The SDRAM size in MB, CONFIG_SYS_LBC_SDRAM_SIZE, is 64.
 *
 * For OR2, need:
 *    64MB mask for AM, OR2[0:7] = 1111 1100
 *                 XAM, OR2[17:18] = 11
 *    9 columns OR2[19-21] = 010
 *    13 rows   OR2[23-25] = 100
 *    EAD set for extra time OR[31] = 1
 *
 * 0    4    8    12   16   20   24   28
 * 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
 */

#define CONFIG_SYS_OR2_PRELIM           0xfc006901

#define CONFIG_SYS_LBC_LCRR             0x00030004    /* LB clock ratio reg */
#define CONFIG_SYS_LBC_LBCR             0x00000000    /* LB config reg */
#define CONFIG_SYS_LBC_LSRT             0x20000000    /* LB sdram refresh timer */
#define CONFIG_SYS_LBC_MRTPR            0x20000000    /* LB refresh timer prescal*/

#define CONFIG_SYS_LBC_LSDMR_COMMON     ( LSDMR_BSMA1516        \
                                | LSDMR_RFCR5           \
                                | LSDMR_PRETOACT3       \
                                | LSDMR_ACTTORW3        \
                                | LSDMR_BL8             \
                                | LSDMR_WRC2            \
                                | LSDMR_CL3             \
                                | LSDMR_RFEN            \
                                )

/*
 * SDRAM Controller configuration sequence.
 */
#define CONFIG_SYS_LBC_LSDMR_1  (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_PCHALL)
#define CONFIG_SYS_LBC_LSDMR_2  (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_ARFRSH)
#define CONFIG_SYS_LBC_LSDMR_3  (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_ARFRSH)
#define CONFIG_SYS_LBC_LSDMR_4  (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_MRW)
#define CONFIG_SYS_LBC_LSDMR_5  (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_NORMAL)

/*
 * 32KB, 8-bit wide for ADS config reg
 */
#define CONFIG_SYS_BR4_PRELIM          0xf8000801
#define CONFIG_SYS_OR4_PRELIM           0xffffe1f1
#define CONFIG_SYS_BCSR         (CONFIG_SYS_BR4_PRELIM & 0xffff8000)

#define CONFIG_SYS_INIT_RAM_LOCK        1
#define CONFIG_SYS_INIT_RAM_ADDR        0xe4010000      /* Initial RAM address */
#define CONFIG_SYS_INIT_RAM_SIZE        0x4000          /* 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

#define CONFIG_SYS_MONITOR_LEN          (256 * 1024)    /* Reserve 256 kB for Mon */
#define CONFIG_SYS_MALLOC_LEN           (128 * 1024)    /* Reserved for malloc */

/* Serial Port */
#define CONFIG_CONS_INDEX     1
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE    1
#define CONFIG_SYS_NS16550_CLK          get_bus_freq(0)

#define CONFIG_SYS_BAUDRATE_TABLE  \
        {300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}

#define CONFIG_SYS_NS16550_COM1        (CONFIG_SYS_CCSRBAR+0x4500)
#define CONFIG_SYS_NS16550_COM2        (CONFIG_SYS_CCSRBAR+0x4600)

/*
 * I2C
 */
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_FSL
#define CONFIG_SYS_FSL_I2C_SPEED        400000
#define CONFIG_SYS_FSL_I2C_SLAVE        0x7F
#define CONFIG_SYS_FSL_I2C_OFFSET       0x3000
#define CONFIG_SYS_I2C_NOPROBES         { {0, 0x69} }

/* RapidIO MMU */
#define CONFIG_SYS_RIO_MEM_VIRT 0xc0000000      /* base address */
#define CONFIG_SYS_RIO_MEM_BUS  0xc0000000      /* base address */
#define CONFIG_SYS_RIO_MEM_PHYS 0xc0000000
#define CONFIG_SYS_RIO_MEM_SIZE 0x20000000      /* 128M */

/*
 * General PCI
 * Memory space is mapped 1-1, but I/O space must start from 0.
 */
#define CONFIG_SYS_PCI1_MEM_VIRT        0x80000000
#define CONFIG_SYS_PCI1_MEM_BUS 0x80000000
#define CONFIG_SYS_PCI1_MEM_PHYS        0x80000000
#define CONFIG_SYS_PCI1_MEM_SIZE        0x20000000      /* 512M */
#define CONFIG_SYS_PCI1_IO_VIRT 0xe2000000
#define CONFIG_SYS_PCI1_IO_BUS  0x00000000
#define CONFIG_SYS_PCI1_IO_PHYS 0xe2000000
#define CONFIG_SYS_PCI1_IO_SIZE 0x100000        /* 1M */

#if defined(CONFIG_PCI)
#undef CONFIG_EEPRO100
#undef CONFIG_TULIP

#if !defined(CONFIG_PCI_PNP)
    #define PCI_ENET0_IOADDR    0xe0000000
    #define PCI_ENET0_MEMADDR   0xe0000000
    #define PCI_IDSEL_NUMBER    0x0c    /* slot0->3(IDSEL)=12->15 */
#endif

#undef CONFIG_PCI_SCAN_SHOW             /* show pci devices on startup */
#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1057  /* Motorola */

#endif  /* CONFIG_PCI */

#if defined(CONFIG_TSEC_ENET)

#define CONFIG_MII              1       /* MII PHY management */
#define CONFIG_TSEC1    1
#define CONFIG_TSEC1_NAME       "TSEC0"
#define CONFIG_TSEC2    1
#define CONFIG_TSEC2_NAME       "TSEC1"
#define TSEC1_PHY_ADDR          0
#define TSEC2_PHY_ADDR          1
#define TSEC1_PHYIDX            0
#define TSEC2_PHYIDX            0
#define TSEC1_FLAGS             TSEC_GIGABIT
#define TSEC2_FLAGS             TSEC_GIGABIT

#if CONFIG_HAS_FEC
#define CONFIG_MPC85XX_FEC      1
#define CONFIG_MPC85XX_FEC_NAME         "FEC"
#define FEC_PHY_ADDR            3
#define FEC_PHYIDX              0
#define FEC_FLAGS               0
#endif

/* Options are: TSEC[0-1], FEC */
#define CONFIG_ETHPRIME         "TSEC0"

#endif  /* CONFIG_TSEC_ENET */

/*
 * Environment
 */
#ifndef CONFIG_SYS_RAMBOOT
  #define CONFIG_ENV_IS_IN_FLASH        1
  #define CONFIG_ENV_ADDR               (CONFIG_SYS_MONITOR_BASE + 0x40000)
  #define CONFIG_ENV_SECT_SIZE  0x40000 /* 256K(one sector) for env */
  #define CONFIG_ENV_SIZE               0x2000
#else
  #define CONFIG_ENV_IS_NOWHERE 1       /* Store ENV in memory only */
  #define CONFIG_ENV_ADDR               (CONFIG_SYS_MONITOR_BASE - 0x1000)
  #define CONFIG_ENV_SIZE               0x2000
#endif

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

/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME

/*
 * Command line configuration.
 */
#define CONFIG_CMD_IRQ

#if defined(CONFIG_PCI)
    #define CONFIG_CMD_PCI
#endif

#undef CONFIG_WATCHDOG                  /* watchdog disabled */

/*
 * Miscellaneous configurable options
 */
#define CONFIG_SYS_LONGHELP                     /* undef to save memory */
#define CONFIG_CMDLINE_EDITING                  /* Command-line editing */
#define CONFIG_AUTO_COMPLETE                    /* add autocompletion support */
#define CONFIG_SYS_LOAD_ADDR    0x2000000       /* default load address */

#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 */

/*
 * For booting Linux, the board info and command line data
 * have to be in the first 64 MB of memory, since this is
 * the maximum mapped by the Linux kernel during initialization.
 */
#define CONFIG_SYS_BOOTMAPSZ    (64 << 20)      /* Initial Memory map for Linux*/
#define CONFIG_SYS_BOOTM_LEN    (64 << 20)      /* Increase max gunzip size */

#if defined(CONFIG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE    230400  /* speed to run kgdb serial port */
#endif

/*
 * Environment Configuration
 */

/* The mac addresses for all ethernet interface */
#if defined(CONFIG_TSEC_ENET)
#define CONFIG_HAS_ETH0
#define CONFIG_HAS_ETH1
#define CONFIG_HAS_ETH2
#endif

#define CONFIG_IPADDR    192.168.1.253

#define CONFIG_HOSTNAME         unknown
#define CONFIG_ROOTPATH         "/nfsroot"
#define CONFIG_BOOTFILE         "your.uImage"

#define CONFIG_SERVERIP  192.168.1.1
#define CONFIG_GATEWAYIP 192.168.1.1
#define CONFIG_NETMASK   255.255.255.0

#define CONFIG_LOADADDR  200000 /* default location for tftp and bootm */

#undef  CONFIG_BOOTARGS         /* the boot command will set bootargs */

#define CONFIG_EXTRA_ENV_SETTINGS                                       \
   "netdev=eth0\0"                                                      \
   "consoledev=ttyS0\0"                                                 \
   "ramdiskaddr=1000000\0"                                              \
   "ramdiskfile=your.ramdisk.u-boot\0"                                  \
   "fdtaddr=400000\0"                                                   \
   "fdtfile=your.fdt.dtb\0"

#define CONFIG_NFSBOOTCOMMAND                                           \
   "setenv bootargs root=/dev/nfs rw "                                  \
      "nfsroot=$serverip:$rootpath "                                    \
      "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
      "console=$consoledev,$baudrate $othbootargs;"                     \
   "tftp $loadaddr $bootfile;"                                          \
   "tftp $fdtaddr $fdtfile;"                                            \
   "bootm $loadaddr - $fdtaddr"

#define CONFIG_RAMBOOTCOMMAND \
   "setenv bootargs root=/dev/ram rw "                                  \
      "console=$consoledev,$baudrate $othbootargs;"                     \
   "tftp $ramdiskaddr $ramdiskfile;"                                    \
   "tftp $loadaddr $bootfile;"                                          \
   "tftp $fdtaddr $fdtfile;"                                            \
   "bootm $loadaddr $ramdiskaddr $fdtaddr"

#define CONFIG_BOOTCOMMAND  CONFIG_NFSBOOTCOMMAND

#endif  /* __CONFIG_H */