--- /dev/null
+/*
+ * (C) Copyright 2000-2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+/*
+ * board/config.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC860 1
+#define CONFIG_MPC860T 1
+#define CONFIG_MPC862 1 /* enable 862 since the */
+#define CONFIG_MPC857 1 /* 857 is a variant of the 862 */
+
+#define CONFIG_UC100 1 /* ...on a UC100 module */
+
+#define CONFIG_SYS_TEXT_BASE 0x40700000
+
+#define MPC8XX_FACT 4 /* Multiply by 4 */
+#define MPC8XX_XIN 25000000 /* 25.0 MHz in */
+#define CONFIG_8xx_GCLK_FREQ (MPC8XX_FACT * MPC8XX_XIN)
+ /* define if cant' use get_gclk_freq */
+
+#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
+#undef CONFIG_8xx_CONS_SMC2
+#undef CONFIG_8xx_CONS_NONE
+
+#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
+
+#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
+
+#define CONFIG_BOOTCOUNT_LIMIT
+
+#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
+
+#define CONFIG_BOARD_TYPES 1 /* support board types */
+
+#define CONFIG_PREBOOT "echo;" \
+ "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
+ "echo"
+
+#undef CONFIG_BOOTARGS
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "netdev=eth0\0" \
+ "nfsargs=setenv bootargs root=/dev/nfs rw " \
+ "nfsroot=${serverip}:${rootpath}\0" \
+ "ramargs=setenv bootargs root=/dev/ram rw\0" \
+ "addip=setenv bootargs ${bootargs} " \
+ "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
+ ":${hostname}:${netdev}:off panic=1\0" \
+ "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
+ "flash_nfs=run nfsargs addip addtty;" \
+ "bootm ${kernel_addr}\0" \
+ "flash_self=run ramargs addip addtty;" \
+ "bootm ${kernel_addr} ${ramdisk_addr}\0" \
+ "net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
+ "bootm\0" \
+ "rootpath=/opt/eldk/ppc_8xx\0" \
+ "bootfile=/tftpboot/uc100/uImage\0" \
+ "kernel_addr=40000000\0" \
+ "ramdisk_addr=40100000\0" \
+ "load=tftp 100000 /tftpboot/uc100/u-boot.bin\0" \
+ "update=protect off 40700000 4073ffff;era 40700000 4073ffff;" \
+ "cp.b 100000 40700000 ${filesize};" \
+ "setenv filesize;saveenv\0" \
+ ""
+#define CONFIG_BOOTCOMMAND "run flash_self"
+
+#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
+#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
+
+#undef CONFIG_WATCHDOG /* watchdog disabled */
+
+#undef CONFIG_STATUS_LED /* no status-led */
+
+/*
+ * BOOTP options
+ */
+#define CONFIG_BOOTP_SUBNETMASK
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_HOSTNAME
+#define CONFIG_BOOTP_BOOTPATH
+#define CONFIG_BOOTP_BOOTFILESIZE
+
+
+#define CONFIG_MAC_PARTITION
+#define CONFIG_DOS_PARTITION
+
+#undef CONFIG_RTC_MPC8xx
+#define CONFIG_SYS_I2C_RTC_ADDR 0x51 /* PCF8563 RTC */
+#define CONFIG_RTC_PCF8563 /* use Philips PCF8563 RTC */
+
+/*
+ * Power On Self Test support
+ */
+#define CONFIG_POST ( CONFIG_SYS_POST_CACHE | \
+ CONFIG_SYS_POST_MEMORY | \
+ CONFIG_SYS_POST_CPU | \
+ CONFIG_SYS_POST_UART | \
+ CONFIG_SYS_POST_SPR )
+#undef CONFIG_POST
+
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DATE
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_EEPROM
+#define CONFIG_CMD_ELF
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_IDE
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_NFS
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_SNTP
+
+#ifdef CONFIG_POST
+#define CONFIG_CMD_DIAG
+#endif
+
+
+#define CONFIG_NETCONSOLE
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_SYS_LONGHELP /* undef to save memory */
+
+#if 0
+#define CONFIG_SYS_HUSH_PARSER 1 /* use "hush" command parser */
+#endif
+
+#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_MEMTEST_START 0x0400000 /* memtest works on */
+#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
+
+#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
+
+#define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */
+
+/*
+ * Low Level Configuration Settings
+ * (address mappings, register initial values, etc.)
+ * You should know what you are doing if you make changes here.
+ */
+/*-----------------------------------------------------------------------
+ * Internal Memory Mapped Register
+ */
+#define CONFIG_SYS_IMMR 0xF0000000
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area (in DPRAM)
+ */
+#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
+#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
+#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
+
+/*-----------------------------------------------------------------------
+ * 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 0x40000000
+#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
+#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE+0x00700000) /* resetvec fff00100*/
+#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
+
+/*-----------------------------------------------------------------------
+ * Address accessed to reset the board - must not be mapped/assigned
+ */
+#define CONFIG_SYS_RESET_ADDRESS 0x90000000
+
+/*
+ * 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_FLASH_CFI /* The flash is CFI compatible */
+#define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
+#define CONFIG_SYS_FLASH_CFI_AMD_RESET 1 /* AMD RESET for STM 29W320DB! */
+
+#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 500 /* Timeout for Flash Write (in ms) */
+
+#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
+
+#define CONFIG_ENV_IS_IN_FLASH 1
+#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE+CONFIG_SYS_MONITOR_LEN)
+#define CONFIG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
+#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
+
+/* Address and size of Redundant Environment Sector */
+#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR+CONFIG_ENV_SECT_SIZE)
+#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
+#if defined(CONFIG_CMD_KGDB)
+#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
+#endif
+
+/*-----------------------------------------------------------------------
+ * SYPCR - System Protection Control 11-9
+ * SYPCR can only be written once after reset!
+ *-----------------------------------------------------------------------
+ * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
+ */
+#if defined(CONFIG_WATCHDOG)
+#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
+ SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
+#else
+#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
+#endif
+
+/*-----------------------------------------------------------------------
+ * SIUMCR - SIU Module Configuration 11-6
+ *-----------------------------------------------------------------------
+ * PCMCIA config., multi-function pin tri-state
+ */
+#define CONFIG_SYS_SIUMCR (SIUMCR_FRC | SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
+
+/*-----------------------------------------------------------------------
+ * TBSCR - Time Base Status and Control 11-26
+ *-----------------------------------------------------------------------
+ * Clear Reference Interrupt Status, Timebase freezing enabled
+ */
+#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
+
+/*-----------------------------------------------------------------------
+ * RTCSC - Real-Time Clock Status and Control Register 11-27
+ *-----------------------------------------------------------------------
+ */
+#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
+
+/*-----------------------------------------------------------------------
+ * PISCR - Periodic Interrupt Status and Control 11-31
+ *-----------------------------------------------------------------------
+ * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
+ */
+#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
+
+/*-----------------------------------------------------------------------
+ * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
+ *-----------------------------------------------------------------------
+ * Reset PLL lock status sticky bit, timer expired status bit and timer
+ * interrupt status bit
+ */
+#define CONFIG_SYS_PLPRCR (((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) | \
+ PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
+
+/*-----------------------------------------------------------------------
+ * SCCR - System Clock and reset Control Register 15-27
+ *-----------------------------------------------------------------------
+ * Set clock output, timebase and RTC source and divider,
+ * power management and some other internal clocks
+ */
+#define SCCR_MASK 0x00000000
+#define CONFIG_SYS_SCCR (SCCR_EBDF11)
+
+/*-----------------------------------------------------------------------
+ * PCMCIA stuff
+ *-----------------------------------------------------------------------
+ *
+ */
+#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
+#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
+#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
+#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
+#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
+#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
+#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
+#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
+
+/*-----------------------------------------------------------------------
+ * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
+ *-----------------------------------------------------------------------
+ */
+
+#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
+#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
+
+#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
+#undef CONFIG_IDE_LED /* LED for ide not supported */
+#undef CONFIG_IDE_RESET /* reset for ide not supported */
+
+#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
+#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
+
+#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
+
+#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
+
+/* Offset for data I/O */
+#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
+
+/* Offset for normal register accesses */
+#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
+
+/* Offset for alternate registers */
+#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
+
+/*-----------------------------------------------------------------------
+ *
+ *-----------------------------------------------------------------------
+ *
+ */
+#define CONFIG_SYS_DER 0
+
+/*
+ * Init Memory Controller:
+ *
+ * BR0/1 and OR0/1 (FLASH)
+ */
+
+#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
+#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
+
+/* used to re-map FLASH both when starting from SRAM or FLASH:
+ * restrict access enough to keep SRAM working (if any)
+ * but not too much to meddle with FLASH accesses
+ */
+#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
+#define CONFIG_SYS_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
+
+/*
+ * FLASH timing:
+ */
+#define CONFIG_SYS_OR_TIMING_FLASH (0x00000d24)
+
+#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
+#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
+#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
+
+#define CONFIG_SYS_BR1_PRELIM 0x00000081 /* Chip select for SDRAM (32 Bit, UPMA) */
+#define CONFIG_SYS_OR1_PRELIM 0xfc000a00
+#define CONFIG_SYS_BR2_PRELIM 0x80000001 /* Chip select for SRAM (32 Bit, GPCM) */
+#define CONFIG_SYS_OR2_PRELIM 0xfff00d24
+#define CONFIG_SYS_BR3_PRELIM 0x80600401 /* Chip select for Display (8 Bit, GPCM) */
+#define CONFIG_SYS_OR3_PRELIM 0xffff8f44
+#define CONFIG_SYS_BR4_PRELIM 0xc05108c1 /* Chip select for Interbus MPM (16 Bit, UPMB) */
+#define CONFIG_SYS_OR4_PRELIM 0xffff0300
+#define CONFIG_SYS_BR5_PRELIM 0xc0500401 /* Chip select for Interbus Status (8 Bit, GPCM) */
+#define CONFIG_SYS_OR5_PRELIM 0xffff8db0
+
+/*
+ * Memory Periodic Timer Prescaler
+ *
+ * The Divider for PTA (refresh timer) configuration is based on an
+ * example SDRAM configuration (64 MBit, one bank). The adjustment to
+ * the number of chip selects (NCS) and the actually needed refresh
+ * rate is done by setting MPTPR.
+ *
+ * PTA is calculated from
+ * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
+ *
+ * gclk CPU clock (not bus clock!)
+ * Trefresh Refresh cycle * 4 (four word bursts used)
+ *
+ * 4096 Rows from SDRAM example configuration
+ * 1000 factor s -> ms
+ * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
+ * 4 Number of refresh cycles per period
+ * 64 Refresh cycle in ms per number of rows
+ * --------------------------------------------
+ * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
+ *
+ * 50 MHz => 50.000.000 / Divider = 98
+ * 66 Mhz => 66.000.000 / Divider = 129
+ * 80 Mhz => 80.000.000 / Divider = 156
+ * 100 Mhz => 100.000.000 / Divider = 195
+ */
+
+#define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
+#define CONFIG_SYS_MAMR_PTA 98
+
+/*
+ * For 16 MBit, refresh rates could be 31.3 us
+ * (= 64 ms / 2K = 125 / quad bursts).
+ * For a simpler initialization, 15.6 us is used instead.
+ *
+ * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
+ * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
+ */
+#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
+#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
+
+/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
+#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
+#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
+
+/*
+ * MAMR settings for SDRAM
+ */
+
+/* 8 column SDRAM */
+#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
+ MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
+ MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
+/* 9 column SDRAM */
+#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
+ MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
+ MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
+
+#define CONFIG_SYS_MAMR_VAL 0x30904114 /* for SDRAM */
+#define CONFIG_SYS_MBMR_VAL 0xff001111 /* for Interbus-MPM */
+
+/*-----------------------------------------------------------------------
+ * I2C stuff
+ */
+
+/* enable I2C and select the hardware/software driver */
+#define CONFIG_SYS_I2C
+#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
+#define CONFIG_SYS_I2C_SOFT_SPEED 93000 /* 93 kHz is supposed to work */
+#define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE
+/*
+ * Software (bit-bang) I2C driver configuration
+ */
+#define PB_SCL 0x00000020 /* PB 26 */
+#define PB_SDA 0x00000010 /* PB 27 */
+
+#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
+#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
+#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
+#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
+#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
+ else immr->im_cpm.cp_pbdat &= ~PB_SDA
+#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
+ else immr->im_cpm.cp_pbdat &= ~PB_SCL
+#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
+
+/*-----------------------------------------------------------------------
+ * I2C EEPROM (24C164)
+ */
+#define CONFIG_SYS_I2C_EEPROM_ADDR 0x58 /* EEPROM AT24C164 */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
+
+#define CONFIG_FEC_ENET 1 /* use FEC ethernet */
+#define FEC_ENET
+#define CONFIG_MII
+#define CONFIG_MII_INIT 1
+#define CONFIG_SYS_DISCOVER_PHY 1
+
+#endif /* __CONFIG_H */
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