Add support for the TK885D baseboard from TELE-DATA

The TK885D board uses a TQM885D module from TQ, this port adds an
own configuration file and adds a last_stage_init() method to
configure the two PHYs, depending on the phy_auto_nego environment
variable.

Signed-off-by: Guennadi Liakhovetski <lg@denx.de>

4 files changed, 562 insertions, 0 deletions

diff --git a/MAKEALL b/MAKEALL
index 6013d49..cb1322d 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -135,6 +135,7 @@ LIST_8xx="		\
 	SPD823TS	\
 	svm_sc8xx	\
 	SXNI855T	\
+	TK885D		\
 	TOP860		\
 	TQM823L		\
 	TQM823L_LCD	\
diff --git a/Makefile b/Makefile
index 47206fc..fa12ed7 100644
--- a/Makefile
+++ b/Makefile
@@ -1062,6 +1062,7 @@ TQM860M_config		\
 TQM862M_config		\
 TQM866M_config		\
 TQM885D_config		\
+TK885D_config		\
 virtlab2_config:	unconfig
 	@mkdir -p $(obj)include
 	@ >$(obj)include/config.h
diff --git a/board/tqm8xx/tqm8xx.c b/board/tqm8xx/tqm8xx.c
index fcd941e..18bf2a8 100644
--- a/board/tqm8xx/tqm8xx.c
+++ b/board/tqm8xx/tqm8xx.c
@@ -504,4 +504,51 @@ int misc_init_r (void)
 }
 #endif	/* CONFIG_NSCU */
 
+/* ---------------------------------------------------------------------------- */
+/* TK885D specific initializaion						*/
+/* ---------------------------------------------------------------------------- */
+#ifdef CONFIG_TK885D
+#include <miiphy.h>
+int last_stage_init(void)
+{
+	const unsigned char phy[] = {CONFIG_FEC1_PHY, CONFIG_FEC2_PHY};
+	unsigned short reg;
+	int ret, i = 100;
+	char *s;
+
+	mii_init();
+	/* Without this delay 0xff is read from the UART buffer later in
+	 * abortboot() and autoboot is aborted */
+	udelay(10000);
+	while (tstc() && i--)
+		(void)getc();
+
+	/* Check if auto-negotiation is prohibited */
+	s = getenv("phy_auto_nego");
+
+	if (!s || !strcmp(s, "on"))
+		/* Nothing to do - autonegotiation by default */
+		return 0;
+
+	for (i = 0; i < 2; i++) {
+		ret = miiphy_read("FEC ETHERNET", phy[i], PHY_BMCR, &reg);
+		if (ret) {
+			printf("Cannot read BMCR on PHY %d\n", phy[i]);
+			return 0;
+		}
+		/* Auto-negotiation off, hard set full duplex, 100Mbps */
+		ret = miiphy_write("FEC ETHERNET", phy[i],
+				   PHY_BMCR, (reg | PHY_BMCR_100MB |
+					      PHY_BMCR_DPLX) & ~PHY_BMCR_AUTON);
+		if (ret) {
+			printf("Cannot write BMCR on PHY %d\n", phy[i]);
+			return 0;
+		}
+	}
+
+	return 0;
+}
+
+#endif
+
 /* ------------------------------------------------------------------------- */
diff --git a/include/configs/TK885D.h b/include/configs/TK885D.h
new file mode 100644
index 0000000..761a352
--- /dev/null
+++ b/include/configs/TK885D.h
@@ -0,0 +1,513 @@
+/*
+ * (C) Copyright 2000-2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2006
+ * Martin Krause, TQ-Systems GmBH, martin.krause@tqs.de
+ *
+ * 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.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC885		1	/* This is a MPC885 CPU		*/
+#define CONFIG_TQM885D		1	/* ...on a TQM88D module	*/
+#define CONFIG_TK885D		1	/* ...in a TK885D base board	*/
+
+#define CONFIG_8xx_OSCLK		10000000	/*  10 MHz - PLL input clock	*/
+#define CFG_8xx_CPUCLK_MIN		15000000	/*  15 MHz - CPU minimum clock	*/
+#define CFG_8xx_CPUCLK_MAX		133000000	/* 133 MHz - CPU maximum clock	*/
+#define CONFIG_8xx_CPUCLK_DEFAULT	66000000	/*  66 MHz - CPU default clock	*/
+						/* (it will be used if there is no	*/
+						/* 'cpuclk' variable with valid value)	*/
+
+#define CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1		*/
+
+#define CONFIG_BAUDRATE		115200	/* console baudrate = 115kbps	*/
+
+#define CONFIG_BOOTCOUNT_LIMIT
+
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
+
+#define CONFIG_BOARD_TYPES	1	/* support board types		*/
+
+#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"							\
+	"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"			\
+	"flash_nfs=run nfsargs addip;"					\
+		"bootm ${kernel_addr}\0"				\
+	"flash_self=run ramargs addip;"					\
+		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
+	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0"	\
+	"rootpath=/opt/eldk/ppc_8xx\0"					\
+	"bootfile=/tftpboot/TQM885D/uImage\0"				\
+	"kernel_addr=40080000\0"					\
+	"ramdisk_addr=40180000\0"					\
+	"load=tftp 200000 ${u-boot}\0"					\
+	"update=protect off 40000000 +${filesize};"			\
+		"erase 40000000 +${filesize};"				\
+		"cp.b 200000 40000000 ${filesize};"			\
+		"protect on 40000000 +${filesize}\0"			\
+	""
+#define CONFIG_BOOTCOMMAND	"run flash_self"
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
+#undef	CFG_LOADS_BAUD_CHANGE		/* don't allow baudrate change	*/
+
+#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/
+
+#define CONFIG_STATUS_LED	1	/* Status LED enabled		*/
+
+#undef	CONFIG_CAN_DRIVER		/* CAN Driver support disabled	*/
+
+/* enable I2C and select the hardware/software driver */
+#undef	CONFIG_HARD_I2C			/* I2C with hardware support	*/
+#define CONFIG_SOFT_I2C		1	/* I2C bit-banged		*/
+
+#define CFG_I2C_SPEED		93000	/* 93 kHz is supposed to work	*/
+#define CFG_I2C_SLAVE		0xFE
+
+#ifdef CONFIG_SOFT_I2C
+/*
+ * Software (bit-bang) I2C driver configuration
+ */
+#define PB_SCL		0x00000020	/* PB 26 */
+#define PB_SDA		0x00000010	/* PB 27 */
+
+#define I2C_INIT	(immr->im_cpm.cp_pbdir |=  PB_SCL)
+#define I2C_ACTIVE	(immr->im_cpm.cp_pbdir |=  PB_SDA)
+#define I2C_TRISTATE	(immr->im_cpm.cp_pbdir &= ~PB_SDA)
+#define I2C_READ	((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
+#define I2C_SDA(bit)	if(bit) immr->im_cpm.cp_pbdat |=  PB_SDA; \
+			else	immr->im_cpm.cp_pbdat &= ~PB_SDA
+#define I2C_SCL(bit)	if(bit) immr->im_cpm.cp_pbdat |=  PB_SCL; \
+			else	immr->im_cpm.cp_pbdat &= ~PB_SCL
+#define I2C_DELAY	udelay(2)	/* 1/4 I2C clock duration */
+#endif	/* CONFIG_SOFT_I2C */
+
+#define CFG_I2C_EEPROM_ADDR	0x50		/* EEPROM AT24C??	*/
+#define CFG_I2C_EEPROM_ADDR_LEN 2		/* two byte address	*/
+#define CFG_EEPROM_PAGE_WRITE_BITS	4
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10	/* and takes up to 10 msec */
+
+# define CONFIG_RTC_DS1337 1
+# define CFG_I2C_RTC_ADDR 0x68
+
+/*
+ * BOOTP options
+ */
+#define CONFIG_BOOTP_SUBNETMASK
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_HOSTNAME
+#define CONFIG_BOOTP_BOOTPATH
+#define CONFIG_BOOTP_BOOTFILESIZE
+
+
+#define CONFIG_MAC_PARTITION
+#define CONFIG_DOS_PARTITION
+
+#undef CONFIG_RTC_MPC8xx		/* MPC885 does not support RTC	*/
+
+#define	CONFIG_TIMESTAMP		/* but print image timestmps	*/
+
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DATE
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_EEPROM
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_IDE
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_NFS
+#define CONFIG_CMD_PING
+
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP			/* undef to save memory		*/
+#define CFG_PROMPT		"=> "	/* Monitor Command Prompt	*/
+
+#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
+#define CFG_HUSH_PARSER		1	/* Use the HUSH parser		*/
+#ifdef	CFG_HUSH_PARSER
+#define	CFG_PROMPT_HUSH_PS2	"> "
+#endif
+
+#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_MEMTEST_START	0x0100000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0x0300000	/* 1 ... 3 MB in DRAM	*/
+#define CFG_ALT_MEMTEST				/* alternate, more extensive
+						   memory test.*/
+
+#define CFG_LOAD_ADDR		0x100000	/* default load address */
+
+#define CFG_HZ			1000	/* decrementer freq: 1 ms ticks */
+
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * Enable loopw command.
+ */
+#define CONFIG_LOOPW
+
+/*
+ * 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		0xFFF00000
+
+/*-----------------------------------------------------------------------
+ * 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
+#define CFG_FLASH_BASE		0x40000000
+#define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
+#define CFG_MONITOR_BASE	CFG_FLASH_BASE
+#define CFG_MALLOC_LEN		(256 << 10)	/* Reserve 128 kB for malloc()	*/
+
+/*
+ * 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
+ */
+
+/* use CFI flash driver */
+#define CFG_FLASH_CFI		1	/* Flash is CFI conformant */
+#define CFG_FLASH_CFI_DRIVER	1	/* Use the common driver */
+#define CFG_FLASH_BANKS_LIST	{ CFG_FLASH_BASE }
+#define CFG_FLASH_EMPTY_INFO
+#define CFG_FLASH_USE_BUFFER_WRITE	1
+#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks */
+#define CFG_MAX_FLASH_SECT	256	/* max number of sectors on one chip */
+
+#define CFG_ENV_IS_IN_FLASH	1
+#define CFG_ENV_OFFSET		0x40000 /*   Offset   of Environment Sector	*/
+#define CFG_ENV_SIZE		0x08000 /* Total Size of Environment		*/
+#define CFG_ENV_SECT_SIZE	0x20000 /* Total Size of Environment Sector	*/
+
+/* Address and size of Redundant Environment Sector	*/
+#define CFG_ENV_OFFSET_REDUND	(CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE)
+#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)
+
+/*-----------------------------------------------------------------------
+ * Hardware Information Block
+ */
+#define CFG_HWINFO_OFFSET	0x0003FFC0	/* offset of HW Info block */
+#define CFG_HWINFO_SIZE		0x00000040	/* size	  of HW Info block */
+#define CFG_HWINFO_MAGIC	0x54514D38	/* 'TQM8' */
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE	16	/* For all MPC8xx CPUs			*/
+#if defined(CONFIG_CMD_KGDB)
+#define CFG_CACHELINE_SHIFT	4	/* log base 2 of the above value	*/
+#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
+ */
+#ifndef CONFIG_CAN_DRIVER
+#define CFG_SIUMCR	(SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
+#else	/* we must activate GPL5 in the SIUMCR for CAN */
+#define CFG_SIUMCR	(SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
+#endif	/* CONFIG_CAN_DRIVER */
+
+/*-----------------------------------------------------------------------
+ * TBSCR - Time Base Status and Control				11-26
+ *-----------------------------------------------------------------------
+ * Clear Reference Interrupt Status, Timebase freezing enabled
+ */
+#define CFG_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
+
+/*-----------------------------------------------------------------------
+ * 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_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
+			 SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
+			 SCCR_DFALCD00)
+
+/*-----------------------------------------------------------------------
+ * PCMCIA stuff
+ *-----------------------------------------------------------------------
+ *
+ */
+#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 (Supports IDE harddisk on PCMCIA Adapter)
+ *-----------------------------------------------------------------------
+ */
+
+#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. 1 IDE bus		*/
+#define CFG_IDE_MAXDEVICE	1	/* max. 1 drive per IDE bus	*/
+
+#define CFG_ATA_IDE0_OFFSET	0x0000
+
+#define CFG_ATA_BASE_ADDR	CFG_PCMCIA_MEM_ADDR
+
+/* 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	0x0100
+
+/*-----------------------------------------------------------------------
+ *
+ *-----------------------------------------------------------------------
+ *
+ */
+#define CFG_DER 0
+
+/*
+ * Init Memory Controller:
+ *
+ * BR0/1 and OR0/1 (FLASH)
+ */
+
+#define FLASH_BASE0_PRELIM	0x40000000	/* FLASH bank #0	*/
+#define FLASH_BASE1_PRELIM	0x60000000	/* FLASH bank #0	*/
+
+/* used to re-map FLASH both when starting from SRAM or FLASH:
+ * restrict access enough to keep SRAM working (if any)
+ * but not too much to meddle with FLASH accesses
+ */
+#define CFG_REMAP_OR_AM		0x80000000	/* OR addr mask */
+#define CFG_PRELIM_OR_AM	0xE0000000	/* OR addr mask */
+
+/*
+ * FLASH timing: Default value of OR0 after reset
+ */
+#define CFG_OR_TIMING_FLASH	(OR_CSNT_SAM | OR_ACS_MSK | OR_BI | \
+				 OR_SCY_6_CLK | OR_TRLX)
+
+#define CFG_OR0_REMAP	(CFG_REMAP_OR_AM  | CFG_OR_TIMING_FLASH)
+#define CFG_OR0_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
+#define CFG_BR0_PRELIM	((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
+
+#define CFG_OR1_REMAP	CFG_OR0_REMAP
+#define CFG_OR1_PRELIM	CFG_OR0_PRELIM
+#define CFG_BR1_PRELIM	((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
+
+/*
+ * BR2/3 and OR2/3 (SDRAM)
+ *
+ */
+#define SDRAM_BASE2_PRELIM	0x00000000	/* SDRAM bank #0	*/
+#define SDRAM_BASE3_PRELIM	0x20000000	/* SDRAM bank #1	*/
+#define SDRAM_MAX_SIZE		(256 << 20)	/* max 256 MB per bank	*/
+
+/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)	*/
+#define CFG_OR_TIMING_SDRAM	0x00000A00
+
+#define CFG_OR2_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
+#define CFG_BR2_PRELIM	((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
+
+#ifndef CONFIG_CAN_DRIVER
+#define CFG_OR3_PRELIM	CFG_OR2_PRELIM
+#define CFG_BR3_PRELIM	((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
+#else	/* CAN uses CS3#, so we can have only one SDRAM bank anyway */
+#define CFG_CAN_BASE		0xC0000000	/* CAN mapped at 0xC0000000	*/
+#define CFG_CAN_OR_AM		0xFFFF8000	/* 32 kB address mask		*/
+#define CFG_OR3_CAN		(CFG_CAN_OR_AM | OR_G5LA | OR_BI)
+#define CFG_BR3_CAN		((CFG_CAN_BASE & BR_BA_MSK) | \
+					BR_PS_8 | BR_MS_UPMB | BR_V )
+#endif	/* CONFIG_CAN_DRIVER */
+
+/*
+ * 4096	Rows from SDRAM example configuration
+ * 1000	factor s -> ms
+ * 64	PTP (pre-divider from MPTPR) from SDRAM example configuration
+ * 4	Number of refresh cycles per period
+ * 64	Refresh cycle in ms per number of rows
+ */
+#define CFG_PTA_PER_CLK	((4096 * 64 * 1000) / (4 * 64))
+
+/*
+ * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad)
+ *
+ *                        CPUclock(MHz) * 31.2
+ * CFG_MAMR_PTA = -----------------------------------     with DFBRG = 0
+ *                2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16
+ *
+ * CPU clock =  15 MHz:  CFG_MAMR_PTA =  29   ->  4 * 7.73 us
+ * CPU clock =  50 MHz:  CFG_MAMR_PTA =  97   ->  4 * 7.76 us
+ * CPU clock =  66 MHz:  CFG_MAMR_PTA = 128   ->  4 * 7.75 us
+ * CPU clock = 133 MHz:  CFG_MAMR_PTA = 255   ->  4 * 7.67 us
+ *
+ * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will
+ * be met also in the default configuration, i.e. if environment variable
+ * 'cpuclk' is not set.
+ */
+#define CFG_MAMR_PTA		128
+
+/*
+ * Memory Periodic Timer Prescaler Register (MPTPR) values.
+ */
+/* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */
+#define CFG_MPTPR_2BK_4K	MPTPR_PTP_DIV16
+/* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */
+#define CFG_MPTPR_2BK_8K	MPTPR_PTP_DIV8
+
+/*
+ * MAMR settings for SDRAM
+ */
+
+/* 8 column SDRAM */
+#define CFG_MAMR_8COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE	    |	\
+			 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 |	\
+			 MAMR_RLFA_1X	 | MAMR_WLFA_1X	   | MAMR_TLFA_4X)
+/* 9 column SDRAM */
+#define CFG_MAMR_9COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE	    |	\
+			 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 |	\
+			 MAMR_RLFA_1X	 | MAMR_WLFA_1X	   | MAMR_TLFA_4X)
+/* 10 column SDRAM */
+#define CFG_MAMR_10COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE	    |	\
+			 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9  |	\
+			 MAMR_RLFA_1X	 | MAMR_WLFA_1X	   | MAMR_TLFA_4X)
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH	*/
+#define BOOTFLAG_WARM	0x02		/* Software reboot			*/
+
+/*
+ * Network configuration
+ */
+#define CONFIG_FEC_ENET			/* enable ethernet on FEC */
+#define CONFIG_ETHER_ON_FEC1		/* ... for FEC1 */
+#define CONFIG_ETHER_ON_FEC2		/* ... for FEC2 */
+
+#define CONFIG_LAST_STAGE_INIT		1 /* Have to configure PHYs for Linux */
+
+/* CFG_DISCOVER_PHY only works with FEC if only one interface is enabled */
+#if (!defined(CONFIG_ETHER_ON_FEC1) || !defined(CONFIG_ETHER_ON_FEC2))
+#define CFG_DISCOVER_PHY
+#endif
+
+#ifndef CFG_DISCOVER_PHY
+/* PHY addresses - hard wired in hardware */
+#define CONFIG_FEC1_PHY	1
+#define CONFIG_FEC2_PHY	2
+#endif
+
+#define CONFIG_NET_RETRY_COUNT	3
+#define CONFIG_ETHPRIME		"FEC ETHERNET"
+
+#endif	/* __CONFIG_H */