[ADS5121] Support for the ADS5121 board

The following MPC5121e subsystems are supported:

- low-level CPU init
- NOR Boot Flash (common CFI driver)
- DDR SDRAM
- FEC
- I2C
- Watchdog

Signed-off-by: Grzegorz Bernacki <gjb@semihalf.com>
Signed-off-by: Rafal Jaworowski <raj@semihalf.com>
Signed-off-by: Jan Wrobel <wrr@semihalf.com>

1 files changed, 410 insertions, 0 deletions

diff --git a/include/configs/ads5121.h b/include/configs/ads5121.h
new file mode 100644
index 0000000..a1b8eef
--- /dev/null
+++ b/include/configs/ads5121.h
@@ -0,0 +1,410 @@
+/*
+ * (C) Copyright 2007 DENX Software Engineering
+ *
+ * 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
+ */
+
+/*
+ * ADS5121 board configuration file
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define DEBUG
+#undef DEBUG
+
+/*
+ * Memory map for the ADS5121 board:
+ *
+ * 0x0000_0000 - 0x0FFF_FFFF	DDR RAM (256 MB)
+ * 0x3000_0000 - 0x3001_FFFF	SRAM (128 KB)
+ * 0x8000_0000 - 0x803F_FFFF	IMMR (4 MB)
+ * 0x8200_0000 - 0x8200_001F	CPLD (32 B)
+ * 0xFC00_0000 - 0xFFFF_FFFF	NOR Boot FLASH (64 MB)
+ */
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_E300		1	/* E300 Family */
+#define CONFIG_MPC512X		1	/* MPC512X family */
+
+#undef CONFIG_PCI
+
+#define CFG_MPC512X_CLKIN	66000000	/* in Hz */
+
+#define CONFIG_BOARD_EARLY_INIT_F		/* call board_early_init_f() */
+
+#define CFG_IMMR		0x80000000
+
+#define CFG_MEMTEST_START	0x00200000      /* memtest region */
+#define CFG_MEMTEST_END		0x00400000
+
+/*
+ * DDR Setup - manually set all parameters as there's no SPD etc.
+ */
+#define CFG_DDR_SIZE		256		/* MB */
+#define CFG_DDR_BASE		0x00000000	/* DDR is system memory*/
+#define CFG_SDRAM_BASE		CFG_DDR_BASE
+
+/* DDR Controller Configuration
+
+SYS_CFG:
+ 	[31:31]	MDDRC Soft Reset:	Diabled
+	[30:30]	DRAM CKE pin:		Enabled
+	[29:29]	DRAM CLK:		Enabled
+	[28:28]	Command Mode:		Enabled (For initialization only)    
+	[27:25]	DRAM Row Select:	dram_row[15:0] = magenta_address[25:10]
+	[24:21]	DRAM Bank Select:	dram_bank[1:0] = magenta_address[11:10]
+	[20:19]	Read Test:		DON'T USE
+	[18:18]	Self Refresh:		Enabled
+	[17:17]	16bit Mode:		Disabled
+	[16:13] Ready Delay:		2
+	[12:12]	Half DQS Delay:		Disabled
+	[11:11]	Quarter DQS Delay:	Disabled
+	[10:08]	Write Delay:		2
+	[07:07]	Early ODT:		Disabled
+	[06:06]	On DIE Termination:	Disabled
+	[05:05]	FIFO Overflow Clear:	DON'T USE here
+	[04:04]	FIFO Underflow Clear:	DON'T USE here
+	[03:03]	FIFO Overflow Pending:	DON'T USE here
+	[02:02]	FIFO Underlfow Pending:	DON'T USE here
+	[01:01]	FIFO Overlfow Enabled:	Enabled
+	[00:00]	FIFO Underflow Enabled:	Enabled
+ TIME_CFG0
+ 	[31:16]	DRAM Refresh Time:	0 CSB clocks	
+	[15:8]	DRAM Command Time:	0 CSB clocks
+	[07:00]	DRAM Precharge Time:	0 CSB clocks
+ TIME_CFG1
+ 	[31:26]	DRAM tRFC:
+	[25:21]	DRAM tWR1:
+	[20:17]	DRAM tWRT1:
+	[16:11]	DRAM tDRR:
+	[10:05]	DRAM tRC:
+	[04:00]	DRAM tRAS:
+ TIME_CFG2
+ 	[31:28]	DRAM tRCD:
+	[27:23]	DRAM tFAW:
+	[22:19]	DRAM tRTW1:
+	[18:15]	DRAM tCCD:
+	[14:10] DRAM tRTP:
+	[09:05]	DRAM tRP:
+	[04:00] DRAM tRPA */
+
+#define CFG_MDDRC_SYS_CFG	0xF8604200
+#define CFG_MDDRC_SYS_CFG_RUN	0xE8604200
+#define CFG_MDDRC_SYS_CFG_EN	0x30000000
+#define CFG_MDDRC_TIME_CFG0	0x0000281E
+#define CFG_MDDRC_TIME_CFG0_RUN	0x01F4281E
+#define CFG_MDDRC_TIME_CFG1	0x54EC1168
+#define CFG_MDDRC_TIME_CFG2	0x35210864
+
+#define CFG_MICRON_NOP		0x01380000
+#define CFG_MICRON_PCHG_ALL	0x01100400
+#define CFG_MICRON_MR		0x01000022
+#define CFG_MICRON_EM2		0x01020000
+#define CFG_MICRON_EM3		0x01030000
+#define CFG_MICRON_EN_DLL	0x01010000
+#define CFG_MICRON_RST_DLL	0x01000932
+#define CFG_MICRON_RFSH		0x01080000
+#define CFG_MICRON_INIT_DEV_OP	0x01000832
+#define CFG_MICRON_OCD_DEFAULT	0x01010780
+#define CFG_MICRON_OCD_EXIT	0x01010400
+
+/* DDR Priority Manager Configuration */
+#define CFG_MDDRCGRP_PM_CFG1	0x000777AA
+#define CFG_MDDRCGRP_PM_CFG2	0x00000055
+#define CFG_MDDRCGRP_HIPRIO_CFG	0x00000000
+#define CFG_MDDRCGRP_LUT0_MU    0x11111117
+#define CFG_MDDRCGRP_LUT0_ML	0x7777777A
+#define CFG_MDDRCGRP_LUT1_MU    0x4444EEEE
+#define CFG_MDDRCGRP_LUT1_ML	0xEEEEEEEE
+#define CFG_MDDRCGRP_LUT2_MU    0x44444444
+#define CFG_MDDRCGRP_LUT2_ML	0x44444444
+#define CFG_MDDRCGRP_LUT3_MU    0x55555555
+#define CFG_MDDRCGRP_LUT3_ML	0x55555558
+#define CFG_MDDRCGRP_LUT4_MU    0x11111111
+#define CFG_MDDRCGRP_LUT4_ML	0x1111117C
+#define CFG_MDDRCGRP_LUT0_AU    0x33333377
+#define CFG_MDDRCGRP_LUT0_AL	0x7777EEEE
+#define CFG_MDDRCGRP_LUT1_AU    0x11111111
+#define CFG_MDDRCGRP_LUT1_AL	0x11111111
+#define CFG_MDDRCGRP_LUT2_AU    0x11111111
+#define CFG_MDDRCGRP_LUT2_AL	0x11111111
+#define CFG_MDDRCGRP_LUT3_AU    0x11111111
+#define CFG_MDDRCGRP_LUT3_AL	0x11111111
+#define CFG_MDDRCGRP_LUT4_AU    0x11111111
+#define CFG_MDDRCGRP_LUT4_AL	0x11111111
+
+/*
+ * NOR FLASH on the Local Bus
+ */
+#define CFG_FLASH_CFI				/* use the Common Flash Interface */
+#define CFG_FLASH_CFI_DRIVER			/* use the CFI driver */
+#define CFG_FLASH_BASE		0xFC000000	/* start of FLASH   */
+#define CFG_FLASH_SIZE		0x04000000	/* max flash size in bytes */
+#define CFG_FLASH_USE_BUFFER_WRITE
+
+#define CFG_MAX_FLASH_BANKS	1		/* number of banks */
+#define CFG_FLASH_BANKS_LIST 	{CFG_FLASH_BASE}
+#define CFG_MAX_FLASH_SECT	256		/* max sectors per device */
+
+#undef CFG_FLASH_CHECKSUM
+
+/*
+ * CPLD registers area is really only 32 bytes in size, but the smallest possible LP
+ * window is 64KB
+ */
+#define CFG_CPLD_BASE		0x82000000
+#define CFG_CPLD_SIZE		0x00010000	/* 64 KB */
+
+#define CFG_SRAM_BASE		0x30000000
+#define CFG_SRAM_SIZE		0x00020000	/* 128 KB */
+
+#define CFG_CS0_CFG		0x05059310	/* ALE active low, data size 4bytes */
+#define CFG_CS2_CFG		0x05059010	/* ALE active low, data size 1byte */
+
+/* Use SRAM for initial stack */
+#define CFG_INIT_RAM_ADDR	CFG_SRAM_BASE		/* Initial RAM address */
+#define CFG_INIT_RAM_END	CFG_SRAM_SIZE		/* End of used area in RAM */
+
+#define CFG_GBL_DATA_SIZE	0x100			/* 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_BASE	TEXT_BASE		/* Start of monitor */
+#define CFG_MONITOR_LEN		(256 * 1024)		/* Reserve 256 kB for Mon */
+#define CFG_MALLOC_LEN		(512 * 1024)		/* Reserved for malloc */
+
+/*
+ * Serial Port
+ */
+#define CONFIG_CONS_INDEX     1
+#undef CONFIG_SERIAL_SOFTWARE_FIFO
+
+/*
+ * Serial console configuration
+ */
+#define CONFIG_PSC_CONSOLE	3	/* console is on PSC3 */
+#if CONFIG_PSC_CONSOLE != 3
+#error CONFIG_PSC_CONSOLE must be 3
+#endif
+#define CONFIG_BAUDRATE		115200	/* ... at 115200 bps */
+#define CFG_BAUDRATE_TABLE  \
+	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
+
+#define CONSOLE_FIFO_TX_SIZE	FIFOC_PSC3_TX_SIZE
+#define CONSOLE_FIFO_TX_ADDR	FIFOC_PSC3_TX_ADDR
+#define CONSOLE_FIFO_RX_SIZE	FIFOC_PSC3_RX_SIZE
+#define CONSOLE_FIFO_RX_ADDR	FIFOC_PSC3_RX_ADDR
+
+#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
+/* 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			/* so disable bit-banged I2C */
+#define CONFIG_I2C_MULTI_BUS
+#define CONFIG_I2C_CMD_TREE
+#define CFG_I2C_SPEED		100000	/* I2C speed and slave address */
+#define CFG_I2C_SLAVE		0x7F
+#if 0
+#define CFG_I2C_NOPROBES	{{0,0x69}}	* Don't probe these addrs */
+#endif
+
+/*
+ * Ethernet configuration
+ */
+#define CONFIG_MPC512x_FEC	1
+#define CONFIG_NET_MULTI
+#define CONFIG_PHY_ADDR		0x1
+#define CONFIG_MII		1	/* MII PHY management		*/
+#define CONFIG_ETHADDR		00:e0:5e:00:e5:14
+
+#if 0
+/*
+ * Configure on-board RTC
+ */
+#define CONFIG_RTC_DS1374			/* use ds1374 rtc via i2c	*/
+#define CFG_I2C_RTC_ADDR		0x68	/* at address 0x68		*/
+#endif
+
+/*
+ * Environment
+ */
+#define CFG_ENV_IS_IN_FLASH	1
+/* This has to be a multiple of the Flash sector size */
+#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_MONITOR_LEN)
+#define CFG_ENV_SIZE		0x2000
+#define CFG_ENV_SECT_SIZE	0x40000	/* one sector (256K) for env */
+
+/* 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)
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
+#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
+
+#if defined(CONFIG_PCI)
+#define  CONFIG_COMMANDS	(CONFIG_CMD_DFL		\
+				| CFG_CMD_PCI		\
+				| CFG_CMD_NET		\
+				| CFG_CMD_PING		\
+				)
+#else
+#define  CONFIG_COMMANDS	(CONFIG_CMD_DFL		\
+				| CFG_CMD_NET		\
+				| CFG_CMD_PING		\
+          			| CFG_CMD_MII		\
+				| CFG_CMD_I2C)
+#endif
+
+#include <cmd_confdefs.h>
+
+/*
+ * Watchdog timeout = CFG_WATCHDOG_VALUE * 65536 / IPS clock.
+ * For example, when IPS is set to 66MHz and CFG_WATCHDOG_VALUE is set
+ * to 0xFFFF, watchdog timeouts after about 64s. For details refer
+ * to chapter 36 of the MPC5121e Reference Manual.
+ */
+#define CONFIG_WATCHDOG			/* enable watchdog */
+#define CFG_WATCHDOG_VALUE 0xFFFF
+
+ /*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP			/* undef to save memory */
+#define CFG_LOAD_ADDR	0x2000000	/* 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 */
+
+/*
+ * 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
+
+#define CFG_HID0_INIT	0x000000000
+#define CFG_HID0_FINAL	HID0_ENABLE_MACHINE_CHECK
+#define CFG_HID2	HID2_HBE
+
+/*
+ * 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 of kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
+#endif
+
+/*
+ * Environment Configuration
+ */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_HOSTNAME		ads5121
+#define CONFIG_ROOTPATH		/nfsroot/rootfs
+#define CONFIG_BOOTFILE		uImage
+
+#define CONFIG_IPADDR		192.168.160.77
+#define CONFIG_SERVERIP		192.168.1.1
+#define CONFIG_GATEWAYIP	192.168.1.1
+#define CONFIG_NETMASK		255.255.0.0
+
+#define CONFIG_LOADADDR		200000	/* default location for tftp and bootm */
+
+//#define CONFIG_BOOTDELAY	6	/* -1 disables auto-boot */
+#define CONFIG_BOOTDELAY	-1
+#undef  CONFIG_BOOTARGS			/* the boot command will set bootargs */
+
+#define CONFIG_BAUDRATE		115200
+
+#define CONFIG_PREBOOT	"echo;"	\
+	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
+	"echo"
+
+#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"						\
+	"load=tftp 100000 /tftpboot/ads5121/u-boot.bin\0"		\
+	"update=protect off fff00000 fff3ffff; "			\
+		"era fff00000 fff3ffff; cp.b 100000 fff00000 ${filesize}\0"	\
+	"upd=run load;run update\0"					\
+	""
+
+#define CONFIG_NFSBOOTCOMMAND	                                        \
+   "setenv bootargs root=/dev/nfs rw "                                  \
+      "nfsroot=$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	"run flash_self"
+
+#endif	/* __CONFIG_H */