Add support for Prodrive P3P440 board:

- Added onboard PPC440 DDR autodetection in cpu/ppc/sdram.c
- CFG_FLASH_QUIET_TEST added to use the common CFI driver
  for bank autodetection
Patch by Stefan Roese, 22 Nov 2005

2 files changed, 329 insertions, 0 deletions

diff --git a/include/configs/p3p440.h b/include/configs/p3p440.h
new file mode 100644
index 0000000..831d018
--- /dev/null
+++ b/include/configs/p3p440.h
@@ -0,0 +1,318 @@
+/*
+ * (C) Copyright 2005
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.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
+ */
+
+/************************************************************************
+ * board/config_p3p440.h - configuration for Prodrive P3P440
+ ***********************************************************************/
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*-----------------------------------------------------------------------
+ * High Level Configuration Options
+ *----------------------------------------------------------------------*/
+#define CONFIG_P3P440		1	    /* Board is P3P440		*/
+#define CONFIG_440GP		1	    /* Specifc GP support	*/
+#define CONFIG_4xx		1	    /* ... PPC4xx family	*/
+#define CONFIG_BOARD_EARLY_INIT_F 1	    /* Call board_early_init_f	*/
+#define CONFIG_MISC_INIT_R	1	    /* Call misc_init_r		*/
+#define CONFIG_SYS_CLK_FREQ	33333333    /* external freq to pll	*/
+
+/*-----------------------------------------------------------------------
+ * Base addresses -- Note these are effective addresses where the
+ * actual resources get mapped (not physical addresses)
+ *----------------------------------------------------------------------*/
+#define CFG_SDRAM_BASE	    0x00000000	    /* _must_ be 0		*/
+#define CFG_FLASH_BASE	    0xff800000	    /* start of FLASH		*/
+#define CFG_MONITOR_BASE    0xfffc0000	    /* start of monitor		*/
+#define CFG_PCI_MEMBASE	    0x80000000	    /* mapped pci memory	*/
+#define CFG_PERIPHERAL_BASE 0xe0000000	    /* internal peripherals	*/
+#define CFG_ISRAM_BASE	    0xc0000000	    /* internal SRAM		*/
+#define CFG_PCI_BASE	    0xd0000000	    /* internal PCI regs	*/
+
+#define CFG_USB_BASE	    (CFG_PERIPHERAL_BASE + 0x00000000)
+
+/*-----------------------------------------------------------------------
+ * Initial RAM & stack pointer (placed in internal SRAM)
+ *----------------------------------------------------------------------*/
+#define CFG_INIT_RAM_ADDR	CFG_ISRAM_BASE  /* Initial RAM address	*/
+#define CFG_INIT_RAM_END	0x2000	    /* 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		(256 * 1024)	/* Reserve 256 kB for Mon*/
+#define CFG_MALLOC_LEN		(128 * 1024)	/* Reserve 128 kB for malloc*/
+
+/*-----------------------------------------------------------------------
+ * DDR SDRAM
+ *----------------------------------------------------------------------*/
+#define CONFIG_SDRAM_BANK0	1	/* init onboard DDR SDRAM bank 0*/
+#define CFG_SDRAM_TABLE	{	\
+		{(256 << 20), 0x000C4001}, /* 256MB mode 3, 13x10(4) */	\
+		{(64 << 20),  0x00082001}} /* 64MB mode 2, 12x9(4)   */
+
+/*-----------------------------------------------------------------------
+ * Serial Port
+ *----------------------------------------------------------------------*/
+#undef CFG_EXT_SERIAL_CLOCK
+#define CONFIG_BAUDRATE		115200
+
+#define CFG_BAUDRATE_TABLE						\
+	{ 300, 600, 1200, 2400, 4800, 9600, 19200, 38400,		\
+			57600, 115200, 230400, 460800, 921600 }
+
+/*-----------------------------------------------------------------------
+ * I2C
+ *----------------------------------------------------------------------*/
+#define CONFIG_HARD_I2C		1	/* I2C with hardware support	*/
+#undef	CONFIG_SOFT_I2C			/* I2C bit-banged		*/
+#define CFG_I2C_SPEED		100000	/* I2C speed and slave address	*/
+#define CFG_I2C_SLAVE		0x7F
+#define CFG_I2C_NOPROBES	{0x69}	/* Don't probe these addrs	*/
+
+/*-----------------------------------------------------------------------
+ * I2C RTC
+ *----------------------------------------------------------------------*/
+#define CONFIG_RTC_MAX6900	1		/* MAX6900 RTC		*/
+
+/*-----------------------------------------------------------------------
+ * I2C EEPROM (PCF8594C) for environment
+ *----------------------------------------------------------------------*/
+#define CFG_I2C_EEPROM_ADDR	0x54	/* EEPROM PCF8594C		*/
+#define CFG_I2C_EEPROM_ADDR_LEN 1	/* Bytes of address		*/
+/* mask of address bits that overflow into the "EEPROM chip address"	*/
+#define CFG_I2C_EEPROM_ADDR_OVERFLOW	0x07
+#define CFG_EEPROM_PAGE_WRITE_BITS 3	/* The Philips PCF8594C has	*/
+					/* 8 byte page write mode using */
+					/* last 3 bits of the address	*/
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	40   /* and takes up to 40 msec */
+#define CFG_EEPROM_PAGE_WRITE_ENABLE
+
+/*-----------------------------------------------------------------------
+ * Default configuration (environment varibles...)
+ *----------------------------------------------------------------------*/
+#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"							\
+	"hostname=p3p440\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_4xx\0"					\
+	"bootfile=/tftpboot/p3p440/uImage\0"				\
+	"kernel_addr=ff800000\0"					\
+	"ramdisk_addr=ff810000\0"					\
+	"load=tftp 100000 /tftpboot/p3p440/u-boot.bin\0"		\
+	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
+		"cp.b 100000 fffc0000 40000;"			        \
+		"setenv filesize;saveenv\0"				\
+	"upd=run load;run update\0"					\
+	""
+#define CONFIG_BOOTCOMMAND	"run net_nfs"
+
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
+
+#define CONFIG_BAUDRATE		115200
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
+#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/
+
+#define CONFIG_MII		1	/* MII PHY management		*/
+#define CONFIG_PHY_ADDR		0x1c	/* PHY address			*/
+#define CONFIG_HAS_ETH1
+#define CONFIG_PHY1_ADDR	0x1d	/* EMAC1 PHY address		*/
+#define CONFIG_NET_MULTI	1
+#define CFG_RX_ETH_BUFFER	32	/* Number of ethernet rx buffers & descriptors */
+
+#define CONFIG_NETCONSOLE		/* include NetConsole support	*/
+
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				CFG_CMD_ASKENV	| \
+				CFG_CMD_DATE	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_DIAG	| \
+				CFG_CMD_ELF	| \
+				CFG_CMD_I2C	| \
+				CFG_CMD_IRQ	| \
+				CFG_CMD_MII	| \
+				CFG_CMD_NET	| \
+				CFG_CMD_NFS	| \
+				CFG_CMD_PCI	| \
+				CFG_CMD_PING	| \
+				CFG_CMD_REGINFO	| \
+				CFG_CMD_EEPROM	| \
+				CFG_CMD_SNTP	)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#undef CONFIG_WATCHDOG			/* watchdog disabled		*/
+
+/*-----------------------------------------------------------------------
+ * Miscellaneous configurable options
+ *----------------------------------------------------------------------*/
+#define 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_MEMTEST_START	0x0400000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/
+
+#define CFG_LOAD_ADDR		0x100000	/* default load address */
+#define CFG_EXTBDINFO		1	/* To use extended board_into (bd_t) */
+
+#define CFG_HZ		1000		/* decrementer freq: 1 ms ticks */
+
+#define CONFIG_AUTO_COMPLETE	1       /* add autocompletion support   */
+#define CONFIG_LOOPW            1       /* enable loopw command         */
+#define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
+#define CONFIG_VERSION_VARIABLE 1	/* include version env variable */
+
+/*-----------------------------------------------------------------------
+ * PCI stuff
+ *----------------------------------------------------------------------*/
+/* General PCI */
+#define CONFIG_PCI			            /* include pci support	        */
+#define CONFIG_PCI_PNP			        /* do pci plug-and-play         */
+#define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup  */
+#define CFG_PCI_TARGBASE    0x80000000  /* PCIaddr mapped to CFG_PCI_MEMBASE */
+
+/* Board-specific PCI */
+#define CFG_PCI_PRE_INIT                /* enable board pci_pre_init()  */
+#define CFG_PCI_TARGET_INIT	            /* let board init pci target    */
+
+#define CONFIG_DISABLE_PISE_TEST	/* disable PISE test (PCIX only)*/
+
+#define CFG_PCI_SUBSYS_VENDORID 0x10e8	/* AMCC */
+#define CFG_PCI_SUBSYS_DEVICEID 0xcafe  /* Whatever */
+
+/*-----------------------------------------------------------------------
+ * External Bus Controller (EBC) Setup
+ *----------------------------------------------------------------------*/
+#define CFG_FLASH0		0xFF800000
+#define CFG_FLASH1		0xFF000000
+#define CFG_FLASH2		0xFE800000
+#define CFG_FLASH3		0xFE000000
+#define CFG_USB			0xF0000000
+
+/* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization			*/
+#define CFG_EBC_PB0AP		0x03050200
+#define CFG_EBC_PB0CR		(CFG_FLASH0 | 0x7A000) /* BAS=0xFF8,BS=8MB,BU=R/W,BW=16bit */
+
+/* Memory Bank 1 (Flash Bank 1, NOR-FLASH) initialization			*/
+#define CFG_EBC_PB1AP		0x03050200
+#define CFG_EBC_PB1CR		(CFG_FLASH1 | 0x7A000) /* BAS=0xFF8,BS=8MB,BU=R/W,BW=16bit */
+
+/* Memory Bank 2 (Flash Bank 2, NOR-FLASH) initialization			*/
+#define CFG_EBC_PB2AP		0x03050200
+#define CFG_EBC_PB2CR		(CFG_FLASH2 | 0x7A000) /* BAS=0xFF8,BS=8MB,BU=R/W,BW=16bit */
+
+/* Memory Bank 3 (Flash Bank 3, NOR-FLASH) initialization			*/
+#define CFG_EBC_PB3AP		0x03050200
+#define CFG_EBC_PB3CR		(CFG_FLASH3 | 0x7A000) /* BAS=0xFF8,BS=8MB,BU=R/W,BW=16bit */
+
+/* Memory Bank 7 (USB controller) initialization				*/
+#define CFG_EBC_PB7AP		0x02015000
+#define CFG_EBC_PB7CR		(CFG_USB | 0xFE000) /* BAS=0xF00,BS=128MB,BU=R/W,BW=16bit*/
+
+/*-----------------------------------------------------------------------
+ * FLASH related
+ *----------------------------------------------------------------------*/
+#define CFG_FLASH_CFI				/* The flash is CFI compatible	*/
+#define CFG_FLASH_CFI_DRIVER			/* Use common CFI driver	*/
+
+#define CFG_FLASH_BANKS_LIST { CFG_FLASH3, CFG_FLASH2, CFG_FLASH1, CFG_FLASH0 }
+
+#define CFG_MAX_FLASH_BANKS	4	/* max number of memory banks		*/
+#define CFG_MAX_FLASH_SECT	512	/* 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_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */
+#define CFG_FLASH_QUIET_TEST	1	/* don't warn upon unknown flash	*/
+
+#define CFG_ENV_IS_IN_FLASH     1	/* use FLASH for environment vars	*/
+
+#define CFG_ENV_SECT_SIZE	0x20000 	/* size of one complete sector	*/
+#define CFG_ENV_ADDR		(CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
+#define	CFG_ENV_SIZE		0x2000	/* Total Size of Environment Sector	*/
+
+/* Address and size of Redundant Environment Sector	*/
+#define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
+#define CFG_ENV_SIZE_REDUND	(CFG_ENV_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 */
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_DCACHE_SIZE		(32<<10)	/* For AMCC 405 CPUs		*/
+#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
+#endif	/* __CONFIG_H */
diff --git a/include/ppc440.h b/include/ppc440.h
index c66e059..41db16f 100644
--- a/include/ppc440.h
+++ b/include/ppc440.h
@@ -547,6 +547,8 @@
 #define cpc0_strp2	(CNTRL_DCR_BASE+0x36)	/* Power-on config reg 2 (RO)	*/
 #define cpc0_strp3	(CNTRL_DCR_BASE+0x37)	/* Power-on config reg 3 (RO)	*/
 
+#define cpc0_gpio	(CNTRL_DCR_BASE+0x38)	/* GPIO config reg (440GP)	*/
+
 #define cntrl0		(CNTRL_DCR_BASE+0x3b)	/* Control 0 register		*/
 #define cntrl1		(CNTRL_DCR_BASE+0x3a)	/* Control 1 register		*/
 
@@ -1392,6 +1394,15 @@
 /******************************************************************************
  * GPIO macro register defines
  ******************************************************************************/
+#if defined(CONFIG_440GP)
+#define GPIO_BASE0             (CFG_PERIPHERAL_BASE+0x00000700)
+
+#define GPIO0_OR               (GPIO_BASE0+0x0)
+#define GPIO0_TCR              (GPIO_BASE0+0x4)
+#define GPIO0_ODR              (GPIO_BASE0+0x18)
+#define GPIO0_IR               (GPIO_BASE0+0x1C)
+#endif /* CONFIG_440GP */
+
 #if defined(CONFIG_440EP) || defined(CONFIG_440GR)
 #define GPIO_BASE0             (CFG_PERIPHERAL_BASE+0x00000B00)
 #define GPIO_BASE1             (CFG_PERIPHERAL_BASE+0x00000C00)