/*
- * (C) Copyright 2000
+ * (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
+ * Derived from FADS860T definitions by Magnus Damm, Helmut Buchsbaum,
+ * and Dan Malek
+ *
+ * Modified by, Yuli Barcohen, Arabella Software Ltd., yuli@arabellasw.com
+ *
+ * This header file contains values common to all FADS family boards.
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
*/
/****************************************************************************
- * FLASH Memory Map as used by FADS Monitor:
+ * Flash Memory Map as used by U-Boot:
*
* Start Address Length
* +-----------------------+ 0xFE00_0000 Start of Flash -----------------
- * | MON8xx code | 0xFE00_0100 Reset Vector
- * +-----------------------+ 0xFE0?_????
- * | (unused) |
- * +-----------------------+ 0xFE01_FF00
- * | Ethernet Addresses | 0x78
- * +-----------------------+ 0xFE01_FF78
- * | (Reserved for MON8xx) | 0x44
- * +-----------------------+ 0xFE01_FFBC
- * | Lock Address | 0x04
- * +-----------------------+ 0xFE01_FFC0 ^
- * | Hardware Information | 0x40 | MON8xx
- * +=======================+ 0xFE02_0000 (sector border) -----------------
- * | Autostart Header | | Applications
+ * | | 0xFE00_0100 Reset Vector
+ * + + 0xFE0?_????
+ * | U-Boot code |
+ * | |
+ * +-----------------------+ 0xFE04_0000 (sector border)
+ * | |
+ * | |
+ * | U-Boot environment |
+ * | | ^
+ * | | | U-Boot
+ * +=======================+ 0xFE08_0000 (sector border) -----------------
+ * | Available | | Applications
* | ... | v
*
*****************************************************************************/
+/* should ALWAYS define this, measure_gclk in speed.c is unreliable */
+/* in general, we always know this for FADS+new ADS anyway */
+#define CONFIG_8xx_GCLK_FREQ ((CFG_8XX_XIN) * (CFG_8XX_FACT))
+
+#if 0
+#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
+#else
+#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
+#endif
+
+#undef CONFIG_BOOTARGS
+#define CONFIG_BOOTCOMMAND \
+ "dhcp;" \
+ "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
+ "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
+ "bootm"
+
+#undef CONFIG_WATCHDOG /* watchdog disabled */
+
+/*
+ * New MPC86xADS and Duet provide two Ethernet connectivity options:
+ * 10Mbit/s on SCC and 100Mbit/s on FEC. FADS provides SCC Ethernet on
+ * motherboard and FEC Ethernet on daughterboard. All new PQ1 chips have
+ * got FEC so FEC is the default.
+ */
+#ifndef CONFIG_ADS
+#undef CONFIG_SCC1_ENET /* Disable SCC1 ethernet */
+#define CONFIG_FEC_ENET /* Use FEC ethernet */
+#else /* Old ADS has not got FEC option */
+#define CONFIG_SCC1_ENET /* Use SCC1 ethernet */
+#undef CONFIG_FEC_ENET /* No FEC ethernet */
+#endif /* !CONFIG_ADS */
+
+#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
+#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
+#endif
+
+#ifdef CONFIG_FEC_ENET
+#define CFG_DISCOVER_PHY
+#endif
+
+#ifndef CONFIG_COMMANDS
+#define CONFIG_COMMANDS (CONFIG_CMD_DFL \
+ | CFG_CMD_DHCP \
+ | CFG_CMD_IMMAP \
+ | CFG_CMD_MII \
+ | CFG_CMD_PING \
+ )
+#endif /* !CONFIG_COMMANDS */
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+/*
+ * Miscellaneous configurable options
+ */
+#undef 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 */
+#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_LOAD_ADDR 0x00100000
+
+#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
+
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * 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 CFG_IMMR 0xFF000000
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area (in DPRAM)
+ */
+#define CFG_INIT_RAM_ADDR CFG_IMMR
+#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
+#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
+
+/*-----------------------------------------------------------------------
+ * 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
+#if defined(CONFIG_MPC86xADS) || defined(CONFIG_DUET_ADS) /* New ADS or Duet */
+#define CFG_SDRAM_SIZE 0x00800000 /* 8 Mbyte */
+#elif defined(CONFIG_FADS) /* Old/new FADS */
+#define CFG_SDRAM_SIZE 0x00400000 /* 4 Mbyte */
+#else /* Old ADS */
+#define CFG_SDRAM_SIZE 0x00000000 /* No SDRAM */
+#endif
+
+#define CFG_MEMTEST_START 0x0100000 /* memtest works on */
+#if (CFG_SDRAM_SIZE)
+#define CFG_MEMTEST_END CFG_SDRAM_SIZE /* 1 ... SDRAM_SIZE */
+#else
+#define CFG_MEMTEST_END 0x0400000 /* 1 ... 4 MB in DRAM */
+#endif /* CFG_SDRAM_SIZE */
+
+/*
+ * 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_FLASH_BASE TEXT_BASE
+#define CFG_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */
+
+#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
+#define CFG_MAX_FLASH_SECT 16 /* max number of sectors on one chip */
+
+#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
+
+#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_ENV_SECT_SIZE 0x40000 /* see README - env sector total size */
+#define CFG_ENV_OFFSET CFG_ENV_SECT_SIZE
+#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment */
+
+#define CFG_MONITOR_BASE CFG_FLASH_BASE
+#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 KB for monitor */
+#define CFG_MALLOC_LEN (384 << 10) /* Reserve 384 kB for malloc() */
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
+#endif
+
+/*-----------------------------------------------------------------------
+ * I2C configuration
+ */
+#if (CONFIG_COMMANDS & CFG_CMD_I2C)
+#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
+#define CFG_I2C_SPEED 400000 /* I2C speed and slave address defaults */
+#define CFG_I2C_SLAVE 0x7F
+#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 CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
+ SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
+#else
+#define CFG_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 CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
+
+/*-----------------------------------------------------------------------
+ * TBSCR - Time Base Status and Control 11-26
+ *-----------------------------------------------------------------------
+ * Clear Reference Interrupt Status, Timebase freezing enabled
+ */
+#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
+
+/*-----------------------------------------------------------------------
+ * PISCR - Periodic Interrupt Status and Control 11-31
+ *-----------------------------------------------------------------------
+ * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
+ */
+#define CFG_PISCR (PISCR_PS | PISCR_PITF)
+
+/*-----------------------------------------------------------------------
+ * 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 SCCR_EBDF11
+#define CFG_SCCR (SCCR_TBS|SCCR_COM00|SCCR_DFSYNC00|SCCR_DFBRG00|SCCR_DFNL000|SCCR_DFNH000|SCCR_DFLCD000|SCCR_DFALCD00)
+
+ /*-----------------------------------------------------------------------
+ *
+ *-----------------------------------------------------------------------
+ *
+ */
+#define CFG_DER 0
+
+/* Because of the way the 860 starts up and assigns CS0 the
+* entire address space, we have to set the memory controller
+* differently. Normally, you write the option register
+* first, and then enable the chip select by writing the
+* base register. For CS0, you must write the base register
+* first, followed by the option register.
+*/
+
+/*
+ * Init Memory Controller:
+ *
+ * BR0/OR0 (Flash)
+ * BR1/OR1 (BCSR)
+ */
+/* the other CS:s are determined by looking at parameters in BCSRx */
+
+#define BCSR_ADDR ((uint) 0xFF080000)
+
+#define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
+
+/* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */
+#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX)
+
+#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) /* 8 Mbyte until detected */
+#define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BR_BA_MSK) | BR_V )
+
+/* BCSRx - Board Control and Status Registers */
+#define CFG_OR1_PRELIM 0xFFFF8110 /* 64Kbyte address space */
+#define CFG_BR1_PRELIM ((BCSR_ADDR) | BR_V)
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM 0x02 /* Software reboot */
+
+/* values according to the manual */
+
+#define PCMCIA_MEM_ADDR ((uint)0xFF020000)
+#define PCMCIA_MEM_SIZE ((uint)(64 * 1024))
+
+#define BCSR0 ((uint) (BCSR_ADDR + 0x00))
+#define BCSR1 ((uint) (BCSR_ADDR + 0x04))
+#define BCSR2 ((uint) (BCSR_ADDR + 0x08))
+#define BCSR3 ((uint) (BCSR_ADDR + 0x0c))
+#define BCSR4 ((uint) (BCSR_ADDR + 0x10))
+
+/*
+ * (F)ADS bitvalues by Helmut Buchsbaum
+ *
+ * See User's Manual for a proper
+ * description of the following structures
+ */
+
+#define BCSR0_ERB ((uint)0x80000000)
+#define BCSR0_IP ((uint)0x40000000)
+#define BCSR0_BDIS ((uint)0x10000000)
+#define BCSR0_BPS_MASK ((uint)0x0C000000)
+#define BCSR0_ISB_MASK ((uint)0x01800000)
+#define BCSR0_DBGC_MASK ((uint)0x00600000)
+#define BCSR0_DBPC_MASK ((uint)0x00180000)
+#define BCSR0_EBDF_MASK ((uint)0x00060000)
+
+#define BCSR1_FLASH_EN ((uint)0x80000000)
+#define BCSR1_DRAM_EN ((uint)0x40000000)
+#define BCSR1_ETHEN ((uint)0x20000000)
+#define BCSR1_IRDEN ((uint)0x10000000)
+#define BCSR1_FLASH_CFG_EN ((uint)0x08000000)
+#define BCSR1_CNT_REG_EN_PROTECT ((uint)0x04000000)
+#define BCSR1_BCSR_EN ((uint)0x02000000)
+#define BCSR1_RS232EN_1 ((uint)0x01000000)
+#define BCSR1_PCCEN ((uint)0x00800000)
+#define BCSR1_PCCVCC0 ((uint)0x00400000)
+#define BCSR1_PCCVPP_MASK ((uint)0x00300000)
+#define BCSR1_DRAM_HALF_WORD ((uint)0x00080000)
+#define BCSR1_RS232EN_2 ((uint)0x00040000)
+#define BCSR1_SDRAM_EN ((uint)0x00020000)
+#define BCSR1_PCCVCC1 ((uint)0x00010000)
+
+#define BCSR1_PCCVCCON BCSR1_PCCVCC0
+
+#define BCSR2_FLASH_PD_MASK ((uint)0xF0000000)
+#define BCSR2_DRAM_PD_MASK ((uint)0x07800000)
+#define BCSR2_DRAM_PD_SHIFT 23
+#define BCSR2_EXTTOLI_MASK ((uint)0x00780000)
+#define BCSR2_DBREVNR_MASK ((uint)0x00030000)
+
+#define BCSR3_DBID_MASK ((ushort)0x3800)
+#define BCSR3_CNT_REG_EN_PROTECT ((ushort)0x0400)
+#define BCSR3_BREVNR0 ((ushort)0x0080)
+#define BCSR3_FLASH_PD_MASK ((ushort)0x0070)
+#define BCSR3_BREVN1 ((ushort)0x0008)
+#define BCSR3_BREVN2_MASK ((ushort)0x0003)
+
+#define BCSR4_ETHLOOP ((uint)0x80000000)
+#define BCSR4_TFPLDL ((uint)0x40000000)
+#define BCSR4_TPSQEL ((uint)0x20000000)
+#define BCSR4_SIGNAL_LAMP ((uint)0x10000000)
+#define BCSR4_FETH_EN ((uint)0x08000000)
+#define BCSR4_FETHCFG0 ((uint)0x04000000)
+#define BCSR4_FETHFDE ((uint)0x02000000)
+#define BCSR4_FETHCFG1 ((uint)0x00400000)
+#define BCSR4_FETHRST ((uint)0x00200000)
+
+#ifdef CONFIG_MPC823
+#define BCSR4_USB_EN ((uint)0x08000000)
+#endif /* CONFIG_MPC823 */
+#ifdef CONFIG_MPC860SAR
+#define BCSR4_UTOPIA_EN ((uint)0x08000000)
+#endif /* CONFIG_MPC860SAR */
+#ifdef CONFIG_MPC860T
+#define BCSR4_FETH_EN ((uint)0x08000000)
+#endif /* CONFIG_MPC860T */
+#ifdef CONFIG_MPC823
+#define BCSR4_USB_SPEED ((uint)0x04000000)
+#endif /* CONFIG_MPC823 */
+#ifdef CONFIG_MPC860T
+#define BCSR4_FETHCFG0 ((uint)0x04000000)
+#endif /* CONFIG_MPC860T */
+#ifdef CONFIG_MPC823
+#define BCSR4_VCCO ((uint)0x02000000)
+#endif /* CONFIG_MPC823 */
+#ifdef CONFIG_MPC860T
+#define BCSR4_FETHFDE ((uint)0x02000000)
+#endif /* CONFIG_MPC860T */
+#ifdef CONFIG_MPC823
+#define BCSR4_VIDEO_ON ((uint)0x00800000)
+#endif /* CONFIG_MPC823 */
+#ifdef CONFIG_MPC823
+#define BCSR4_VDO_EKT_CLK_EN ((uint)0x00400000)
+#endif /* CONFIG_MPC823 */
+#ifdef CONFIG_MPC860T
+#define BCSR4_FETHCFG1 ((uint)0x00400000)
+#endif /* CONFIG_MPC860T */
+#ifdef CONFIG_MPC823
+#define BCSR4_VIDEO_RST ((uint)0x00200000)
+#endif /* CONFIG_MPC823 */
+#ifdef CONFIG_MPC860T
+#define BCSR4_FETHRST ((uint)0x00200000)
+#endif /* CONFIG_MPC860T */
+#ifdef CONFIG_MPC823
+#define BCSR4_MODEM_EN ((uint)0x00100000)
+#endif /* CONFIG_MPC823 */
+#ifdef CONFIG_MPC823
+#define BCSR4_DATA_VOICE ((uint)0x00080000)
+#endif /* CONFIG_MPC823 */
+#ifdef CONFIG_MPC850
+#define BCSR4_DATA_VOICE ((uint)0x00080000)
+#endif /* CONFIG_MPC850 */
+
+/* We don't use the 8259.
+*/
+#define NR_8259_INTS 0
+
+/* Machine type
+*/
+#define _MACH_8xx (_MACH_fads)
+
+/*-----------------------------------------------------------------------
+ * PCMCIA stuff
+ *-----------------------------------------------------------------------
+ */
+#if !defined(CONFIG_MPC823) && !defined(CONFIG_MPC850)
+#define PCMCIA_SLOT_A 1
+#endif
+
+#define CFG_PCMCIA_MEM_ADDR (0xE0000000)
+#define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
+#define CFG_PCMCIA_DMA_ADDR (0xE4000000)
+#define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
+#define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
+#define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
+#define CFG_PCMCIA_IO_ADDR (0xEC000000)
+#define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
+
+/*-----------------------------------------------------------------------
+ * IDE/ATA stuff
+ *-----------------------------------------------------------------------
+ */
+#define CONFIG_MAC_PARTITION 1
+#define CONFIG_DOS_PARTITION 1
+#define CONFIG_ISO_PARTITION 1
+
+#undef CONFIG_ATAPI
+#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 CFG_IDE_MAXBUS 1 /* max. 2 IDE busses */
+#define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
+
+#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
+#define CFG_ATA_IDE0_OFFSET 0x0000
+
+/* Offset for data I/O */
+#define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
+/* Offset for normal register accesses */
+#define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
+/* Offset for alternate registers */
+#define CFG_ATA_ALT_OFFSET 0x0000
+
+#define CONFIG_DISK_SPINUP_TIME 1000000
+#undef CONFIG_DISK_SPINUP_TIME /* usin´ Compact Flash */
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