Add support for MicroSys PM856 board
Patch by Josef Wagner, 03 Aug 2005
diff --git a/include/configs/PM856.h b/include/configs/PM856.h
new file mode 100644
index 0000000..5dae1b6
--- /dev/null
+++ b/include/configs/PM856.h
@@ -0,0 +1,439 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ * (C) Copyright 2002,2003 Motorola,Inc.
+ * Xianghua Xiao <X.Xiao@motorola.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
+ */
+
+/*
+ * MicroSys PM856 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_ETHADDR, CONFIG_SERVERIP, etc in this file.
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/* High Level Configuration Options */
+#define CONFIG_BOOKE		1	/* BOOKE */
+#define CONFIG_E500		1	/* BOOKE e500 family */
+#define CONFIG_MPC85xx		1	/* MPC8540/MPC8560 */
+#define CONFIG_MPC8560		1	/* MPC8560 specific */
+#define CONFIG_PM856		1	/* PM856 board specific */
+
+#define CONFIG_PCI
+#define CONFIG_TSEC_ENET 		/* tsec ethernet support */
+#define CONFIG_ENV_OVERWRITE
+#undef  CONFIG_SPD_EEPROM		/* do not use SPD EEPROM for DDR setup*/
+#define CONFIG_DDR_ECC			/* only for ECC DDR module */
+#define CONFIG_DDR_DLL			/* possible DLL fix needed */
+#define CONFIG_DDR_2T_TIMING		/* Sets the 2T timing bit */
+
+
+/*
+ * 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.
+ */
+
+#ifndef CONFIG_SYS_CLK_FREQ
+#define CONFIG_SYS_CLK_FREQ	66000000
+#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_ADDR_STREAMING		/* toggle addr streaming */
+
+#define CONFIG_BOARD_EARLY_INIT_F	1	/* Call board_pre_init */
+
+#define CFG_INIT_DBCR DBCR_IDM		/* Enable Debug Exceptions */
+
+#undef	CFG_DRAM_TEST			/* memory test, takes time */
+#define CFG_MEMTEST_START	0x00200000	/* memtest region */
+#define CFG_MEMTEST_END		0x00400000
+
+
+/*
+ * Base addresses -- Note these are effective addresses where the
+ * actual resources get mapped (not physical addresses)
+ */
+#define CFG_CCSRBAR_DEFAULT 	0xff700000	/* CCSRBAR Default */
+#define CFG_CCSRBAR		0xe0000000	/* relocated CCSRBAR */
+#define CFG_IMMR		CFG_CCSRBAR	/* PQII uses CFG_IMMR */
+
+
+/*
+ * DDR Setup
+ */
+#define CFG_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
+#define CFG_SDRAM_BASE		CFG_DDR_SDRAM_BASE
+
+#if defined(CONFIG_SPD_EEPROM)
+    /*
+     * Determine DDR configuration from I2C interface.
+     */
+    #define SPD_EEPROM_ADDRESS	0x58		/* DDR DIMM */
+
+#else
+    /*
+     * Manually set up DDR parameters
+     */
+    #define CFG_SDRAM_SIZE	256		/* DDR is 256 MB */
+    #define CFG_DDR_CS0_BNDS	0x0000000f	/* 0-256MB */
+    #define CFG_DDR_CS0_CONFIG	0x80000102
+    #define CFG_DDR_TIMING_1	0x47444321
+    #define CFG_DDR_TIMING_2	0x00000800	/* P9-45,may need tuning */
+    #define CFG_DDR_CONTROL	0xc2008000	/* unbuffered,no DYN_PWR */
+    #define CFG_DDR_MODE	0x00000062	/* DLL,normal,seq,4/2.5 */
+    #define CFG_DDR_INTERVAL	0x045b0100	/* autocharge,no open page */
+#endif
+
+
+/*
+ * SDRAM on the Local Bus
+ */
+#define CFG_LBC_SDRAM_BASE	0xf0000000	/* Localbus SDRAM */
+#define CFG_LBC_SDRAM_SIZE	0		/* LBC SDRAM is 0 MB */
+
+#define CFG_FLASH_BASE		0xfe000000	/* start of FLASH 32M */
+#define CFG_BR0_PRELIM		0xfe001801	/* port size 32bit */
+
+#define CFG_OR0_PRELIM		0xfe006f67	/* 32MB Flash */
+#define CFG_MAX_FLASH_BANKS	1		/* number of banks */
+#define CFG_MAX_FLASH_SECT	128		/* sectors per device */
+#undef	CFG_FLASH_CHECKSUM
+#define CFG_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
+#define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (ms) */
+
+#define CFG_MONITOR_BASE    	TEXT_BASE	/* start of monitor */
+
+#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
+#define CFG_RAMBOOT
+#else
+#undef  CFG_RAMBOOT
+#endif
+
+#define CFG_FLASH_CFI_DRIVER
+#define CFG_FLASH_CFI
+#define CFG_FLASH_EMPTY_INFO
+
+#undef CONFIG_CLOCKS_IN_MHZ
+
+
+/*
+ * Local Bus Definitions
+ */
+
+#define CFG_LBC_LCRR		0x00030004    /* LB clock ratio reg */
+#define CFG_LBC_LBCR		0x00000000    /* LB config reg */
+#define CFG_LBC_LSRT		0x20000000    /* LB sdram refresh timer */
+#define CFG_LBC_MRTPR		0x20000000    /* LB refresh timer prescal*/
+
+
+#define CONFIG_L1_INIT_RAM
+#define CFG_INIT_RAM_LOCK 	1
+#define CFG_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
+#define CFG_INIT_RAM_END    	0x4000	    	/* End of used area in RAM */
+
+#define CFG_GBL_DATA_SIZE  	128		/* num bytes initial data */
+#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
+
+#define CFG_MONITOR_LEN	    	(512 * 1024)    /* Reserve 512 kB for Mon */
+#define CFG_MALLOC_LEN	    	(128 * 1024)    /* Reserved for malloc */
+
+/* Serial Port */
+#define CONFIG_CONS_ON_SCC	/* define if console on SCC */
+#undef  CONFIG_CONS_NONE	/* define if console on something else */
+#define CONFIG_CONS_INDEX       1  /* which serial channel for console */
+
+#define CFG_BAUDRATE_TABLE  \
+	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
+
+/* Use the HUSH parser */
+#define CFG_HUSH_PARSER
+#ifdef  CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2 "> "
+#endif
+
+/* I2C */
+#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 */
+
+/*
+ * EEPROM configuration
+ */
+#define CFG_I2C_EEPROM_ADDR		0x58
+#define CFG_I2C_EEPROM_ADDR_LEN		1
+#define CFG_EEPROM_PAGE_WRITE_BITS	4
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10
+
+/*
+ * RTC configuration
+ */
+#define CONFIG_RTC_PCF8563
+#define CFG_I2C_RTC_ADDR		0x51
+
+/* 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
+ * Addresses are mapped 1-1.
+ */
+#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	0xe2000000
+#define CFG_PCI1_IO_PHYS	CFG_PCI1_IO_BASE
+#define CFG_PCI1_IO_SIZE	0x1000000	/* 16M */
+
+#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 */
+
+
+#if defined(CONFIG_TSEC_ENET)
+
+#ifndef CONFIG_NET_MULTI
+#define CONFIG_NET_MULTI 	1
+#endif
+
+#define CONFIG_MII		1	/* MII PHY management */
+#define CONFIG_MPC85XX_TSEC1	1
+#define CONFIG_MPC85XX_TSEC2	1
+#undef CONFIG_MPC85XX_FEC
+#define TSEC1_PHY_ADDR		0
+#define TSEC2_PHY_ADDR		1
+#define TSEC1_PHYIDX		0
+#define TSEC2_PHYIDX		0
+
+#endif  /* CONFIG_TSEC_ENET */
+
+#define CONFIG_ETHPRIME		"ENET0"
+
+#define CONFIG_ETHER_ON_FCC	/* define if ether on FCC   */
+#undef  CONFIG_ETHER_NONE	/* define if ether on something else */
+
+
+/*
+   * - Rx-CLK is CLK15
+   * - Tx-CLK is CLK14
+   * - Select bus for bd/buffers
+   * - Full duplex
+ */
+#define CONFIG_ETHER_ON_FCC3
+#define CFG_CMXFCR_MASK3	(CMXFCR_FC3 | CMXFCR_RF3CS_MSK | CMXFCR_TF3CS_MSK)
+#define CFG_CMXFCR_VALUE3	(CMXFCR_RF3CS_CLK15 | CMXFCR_TF3CS_CLK14)
+#define CFG_CPMFCR_RAMTYPE	0
+#define CFG_FCC_PSMR		(FCC_PSMR_FDE)
+
+/*
+ * Environment
+ */
+#ifndef CFG_RAMBOOT
+  #define CFG_ENV_IS_IN_FLASH	1
+  #define CFG_ENV_ADDR		(CFG_MONITOR_BASE - 0x80000)
+  #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 */
+
+#if defined(CFG_RAMBOOT)
+  #if defined(CONFIG_PCI)
+    #define  CONFIG_COMMANDS	((CONFIG_CMD_DFL	\
+				 | CFG_CMD_PING		\
+				 | CFG_CMD_PCI		\
+				 | CFG_CMD_I2C)		\
+				&			\
+				 ~(CFG_CMD_ENV		\
+				  | CFG_CMD_LOADS))
+  #else
+    #define  CONFIG_COMMANDS	((CONFIG_CMD_DFL	\
+				 | CFG_CMD_PING		\
+				 | CFG_CMD_I2C)		\
+				&			\
+				 ~(CFG_CMD_ENV		\
+				  | CFG_CMD_LOADS))
+  #endif
+#else
+  #if defined(CONFIG_PCI)
+    #define  CONFIG_COMMANDS	(CONFIG_CMD_DFL		\
+				| CFG_CMD_EEPROM	\
+				| CFG_CMD_DATE		\
+				| CFG_CMD_PCI		\
+				| CFG_CMD_PING		\
+				| CFG_CMD_I2C)
+  #else
+    #define  CONFIG_COMMANDS	(CONFIG_CMD_DFL		\
+				| CFG_CMD_EEPROM	\
+				| CFG_CMD_DATE		\
+				| CFG_CMD_PING		\
+				| CFG_CMD_I2C)
+  #endif
+#endif
+
+#include <cmd_confdefs.h>
+
+#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 (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_HZ		1000		/* decrementer freq: 1ms ticks */
+#define CONFIG_LOOPW
+
+/*
+ * 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 (CONFIG_COMMANDS & CFG_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 (CONFIG_COMMANDS & CFG_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_ETHADDR   00:40:42:01:00:00
+#define CONFIG_HAS_ETH1
+#define CONFIG_ETH1ADDR  00:40:42:01:00:01
+#define CONFIG_HAS_ETH2
+#define CONFIG_ETH2ADDR  00:40:42:01:00:02
+#endif
+
+
+#define CONFIG_ROOTPATH		/opt/eldk/ppc_85xx
+#define CONFIG_BOOTFILE		pm856/uImage
+
+#define CONFIG_HOSTNAME		pm856
+#define CONFIG_IPADDR    192.168.0.103
+#define CONFIG_SERVERIP  192.168.0.64
+#define CONFIG_GATEWAYIP 192.168.0.1
+#define CONFIG_NETMASK   255.255.255.0
+
+#define CONFIG_LOADADDR  200000	/* default location for tftp and bootm */
+
+#define CONFIG_BOOTDELAY 5	/* -1 disables auto-boot */
+#undef  CONFIG_BOOTARGS		/* the boot command will set bootargs */
+
+#define CONFIG_BAUDRATE	9600
+
+#define	CONFIG_EXTRA_ENV_SETTINGS				        \
+   "netdev=eth0\0"                                                      \
+   "consoledev=ttyS0\0"                                                 \
+   "ramdiskaddr=400000\0"						\
+   "ramdiskfile=pm856/uRamdisk\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;"                                          \
+   "bootm $loadaddr"
+
+#define CONFIG_RAMBOOTCOMMAND \
+   "setenv bootargs root=/dev/ram rw "                                  \
+      "console=$consoledev,$baudrate $othbootargs;"                     \
+   "tftp $ramdiskaddr $ramdiskfile;"                                    \
+   "tftp $loadaddr $bootfile;"                                          \
+   "bootm $loadaddr $ramdiskaddr"
+
+#define CONFIG_BOOTCOMMAND  CONFIG_NFSBOOTCOMMAND
+
+#endif	/* __CONFIG_H */