mpc8560ads.h

U-boot源码 ARM7启动代码

#endif

/* pass open firmware flat tree */
#define CONFIG_OF_FLAT_TREE	1
#define CONFIG_OF_BOARD_SETUP	1

#define OF_CPU			"PowerPC,8560@0"
#define OF_SOC			"soc8560@e0000000"
#define OF_TBCLK		(bd->bi_busfreq / 8)
#define OF_STDOUT_PATH		"/soc8560@e0000000/serial@4500"

/*
 * I2C
 */
#define CONFIG_FSL_I2C		/* Use FSL common I2C driver */
#define CONFIG_HARD_I2C		/* I2C with hardware support*/
#undef	CONFIG_SOFT_I2C			/* I2C bit-banged */
#define CFG_I2C_SPEED		400000	/* I2C speed and slave address */
#define CFG_I2C_SLAVE		0x7F
#define CFG_I2C_NOPROBES        {0x69}	/* Don't probe these addrs */
#define CFG_I2C_OFFSET		0x3000

/* RapidIO MMU */
#define CFG_RIO_MEM_BASE	0xc0000000	/* base address */
#define CFG_RIO_MEM_PHYS	CFG_RIO_MEM_BASE
#define CFG_RIO_MEM_SIZE	0x20000000	/* 128M */

/*
 * General PCI
 * Memory space is mapped 1-1, but I/O space must start from 0.
 */
#define CFG_PCI1_MEM_BASE	0x80000000
#define CFG_PCI1_MEM_PHYS	CFG_PCI1_MEM_BASE
#define CFG_PCI1_MEM_SIZE	0x20000000	/* 512M */
#define CFG_PCI1_IO_BASE	0x00000000
#define CFG_PCI1_IO_PHYS	0xe2000000
#define CFG_PCI1_IO_SIZE	0x100000	/* 1M */

#if defined(CONFIG_PCI)

#define CONFIG_NET_MULTI
#define CONFIG_PCI_PNP	               	/* do pci plug-and-play */

#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 CFG_PCI_SUBSYS_VENDORID 0x1057  /* Motorola */

#endif	/* CONFIG_PCI */


#ifdef CONFIG_TSEC_ENET

#ifndef CONFIG_NET_MULTI
#define CONFIG_NET_MULTI 	1
#endif

#ifndef CONFIG_MII
#define CONFIG_MII		1	/* MII PHY management */
#endif
#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

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

#endif /* CONFIG_TSEC_ENET */

#ifdef CONFIG_ETHER_ON_FCC	/* CPM FCC Ethernet */

#undef  CONFIG_ETHER_NONE	/* define if ether on something else */
#define CONFIG_ETHER_INDEX      2       /* which channel for ether */

#if (CONFIG_ETHER_INDEX == 2)
  /*
   * - Rx-CLK is CLK13
   * - Tx-CLK is CLK14
   * - Select bus for bd/buffers
   * - Full duplex
   */
  #define CFG_CMXFCR_MASK       (CMXFCR_FC2 | CMXFCR_RF2CS_MSK | CMXFCR_TF2CS_MSK)
  #define CFG_CMXFCR_VALUE      (CMXFCR_RF2CS_CLK13 | CMXFCR_TF2CS_CLK14)
  #define CFG_CPMFCR_RAMTYPE    0
  #define CFG_FCC_PSMR          (FCC_PSMR_FDE)
  #define FETH2_RST		0x01
#elif (CONFIG_ETHER_INDEX == 3)
  /* need more definitions here for FE3 */
  #define FETH3_RST		0x80
#endif  				/* CONFIG_ETHER_INDEX */

#ifndef CONFIG_MII
#define CONFIG_MII		1	/* MII PHY management */
#endif

#define CONFIG_BITBANGMII		/* bit-bang MII PHY management */

/*
 * GPIO pins used for bit-banged MII communications
 */
#define MDIO_PORT	2		/* Port C */
#define MDIO_ACTIVE	(iop->pdir |=  0x00400000)
#define MDIO_TRISTATE	(iop->pdir &= ~0x00400000)
#define MDIO_READ	((iop->pdat &  0x00400000) != 0)

#define MDIO(bit)	if(bit) iop->pdat |=  0x00400000; \
			else	iop->pdat &= ~0x00400000

#define MDC(bit)	if(bit) iop->pdat |=  0x00200000; \
			else	iop->pdat &= ~0x00200000

#define MIIDELAY	udelay(1)

#endif


/*
 * Environment
 */
#ifndef CFG_RAMBOOT
  #define CFG_ENV_IS_IN_FLASH	1
  #define CFG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
  #define CFG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
  #define CFG_ENV_SIZE		0x2000
#else
  #define CFG_NO_FLASH		1	/* Flash is not usable now */
  #define CFG_ENV_IS_NOWHERE	1	/* Store ENV in memory only */
  #define CFG_ENV_ADDR		(CFG_MONITOR_BASE - 0x1000)
  #define CFG_ENV_SIZE		0x2000
#endif

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
#define CFG_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.
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_PING
#define CONFIG_CMD_I2C

#if defined(CONFIG_PCI)
    #define CONFIG_CMD_PCI
#endif

#if defined(CONFIG_ETHER_ON_FCC)
    #define CONFIG_CMD_MII
#endif

#if defined(CFG_RAMBOOT)
    #undef CONFIG_CMD_ENV
    #undef CONFIG_CMD_LOADS
#endif


#undef CONFIG_WATCHDOG			/* watchdog disabled */

/*
 * Miscellaneous configurable options
 */
#define CFG_LONGHELP			/* undef to save memory	*/
#define CFG_LOAD_ADDR	0x1000000	/* default load address */
#define CFG_PROMPT	"=> "		/* Monitor Command Prompt */

#if defined(CONFIG_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_HZ		1000		/* decrementer freq: 1ms ticks */

/*
 * 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*/

/* Cache Configuration */
#define CFG_DCACHE_SIZE		32768
#define CFG_CACHELINE_SIZE	32
#if defined(CONFIG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT	5	/*log base 2 of the above value*/
#endif

/*
 * Internal Definitions
 *
 * Boot Flags
 */
#define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM	0x02		/* Software reboot */

#if defined(CONFIG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
#define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
#endif


/*
 * Environment Configuration
 */

/* The mac addresses for all ethernet interface */
#if defined(CONFIG_TSEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
#define CONFIG_HAS_ETH0
#define CONFIG_ETHADDR   00:E0:0C:00:00:FD
#define CONFIG_HAS_ETH1
#define CONFIG_ETH1ADDR  00:E0:0C:00:01:FD
#define CONFIG_HAS_ETH2
#define CONFIG_ETH2ADDR  00:E0:0C:00:02:FD
#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 */

#define CONFIG_BOOTDELAY 10	/* -1 disables auto-boot */
#undef  CONFIG_BOOTARGS		/* the boot command will set bootargs */

#define CONFIG_BAUDRATE	115200

#define	CONFIG_EXTRA_ENV_SETTINGS				        \
   "netdev=eth0\0"                                                      \
   "consoledev=ttyCPM\0"						\
   "ramdiskaddr=1000000\0"						\
   "ramdiskfile=your.ramdisk.u-boot\0"					\
   "fdtaddr=400000\0"							\
   "fdtfile=mpc8560ads.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 */