Support for spc1920 board.

Patch by Markus Klotzbuecher, 12 Jul 2006

1 files changed, 362 insertions, 0 deletions

diff --git a/include/configs/spc1920.h b/include/configs/spc1920.h
new file mode 100644
index 0000000..9d3609a
--- /dev/null
+++ b/include/configs/spc1920.h
@@ -0,0 +1,362 @@
+/*
+ * (C) Copyright 2006
+ * Markus Klotzbuecher, DENX Software Engineering, mk@denx.de
+ *
+ * Configuation settings for the SPC1920 board.
+ *
+ * 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
+ */
+
+#ifndef __H
+#define __CONFIG_H
+
+#define CONFIG_SPC1920			1	/* SPC1920 board */
+#define CONFIG_MPC885			1	/* MPC885 CPU */
+
+#define	CONFIG_8xx_CONS_SMC1		/* Console is on SMC1 */
+#undef	CONFIG_8xx_CONS_SMC2
+#undef	CONFIG_8xx_CONS_NONE
+
+#define CONFIG_MII
+/* #define MII_DEBUG */
+/* #define CONFIG_FEC_ENET */
+#undef CONFIG_ETHER_ON_FEC1
+#define CONFIG_ETHER_ON_FEC2
+#define FEC_ENET
+/* #define CONFIG_FEC2_PHY_NORXERR */
+/* #define CFG_DISCOVER_PHY */
+/* #define CONFIG_PHY_ADDR		0x1 */
+#define CONFIG_FEC2_PHY		1
+
+#define CONFIG_BAUDRATE		19200
+
+/* use PLD CLK4 instead of brg */
+#undef CFG_SPC1920_SMC1_CLK4
+
+#define CONFIG_8xx_OSCLK		10000000 /* 10 MHz oscillator on EXTCLK  */
+#define CONFIG_8xx_CPUCLK_DEFAULT	50000000
+#define CFG_8xx_CPUCLK_MIN		40000000
+#define CFG_8xx_CPUCLK_MAX		133000000
+
+#define CFG_RESET_ADDRESS		0xf8000000
+
+#define CONFIG_BOARD_EARLY_INIT_F
+
+
+#if 1
+#define CONFIG_BOOTDELAY	-1	/* autoboot disabled		*/
+#else
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
+#endif
+
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_NFSBOOTCOMMAND							\
+    "dhcp;"									\
+    "setenv bootargs root=/dev/nfs rw nfsroot=$rootpath "			\
+    "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;"		\
+    "bootm"
+
+#define CONFIG_BOOTCOMMAND							\
+    "setenv bootargs root=/dev/mtdblock2 rw mtdparts=phys:1280K(ROM)ro,-(root) "\
+    "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;"		\
+    "bootm fe080000"
+
+#undef CONFIG_BOOTARGS
+
+#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/
+#define CONFIG_BZIP2	 /* include support for bzip2 compressed images */
+
+#ifndef CONFIG_COMMANDS
+#define CONFIG_COMMANDS	(CONFIG_CMD_DFL   \
+			 | CFG_CMD_ASKENV \
+			 | CFG_CMD_ECHO   \
+			 | CFG_CMD_IMMAP  \
+			 | CFG_CMD_JFFS2 \
+			 | CFG_CMD_PING \
+			 | CFG_CMD_DHCP \
+			 | CFG_CMD_IMMAP \
+			 | CFG_CMD_MII)
+			/* & ~( CFG_CMD_NET)) */
+
+
+#endif /* !CONFIG_COMMANDS */
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+/*
+ * Miscellaneous configurable options
+ */
+#define	CFG_LONGHELP				/* undef to save memory		*/
+#define	CFG_PROMPT		"=>"		/* Monitor Command Prompt	*/
+#define CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2	"> "
+
+#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_LOAD_ADDR		0x00100000
+
+#define	CFG_HZ		        1000	/* decrementer freq: 1 ms ticks */
+
+#define CFG_BAUDRATE_TABLE	{ 2400, 4800, 9600, 19200 }
+
+/*
+ * 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		0xF0000000
+
+/*-----------------------------------------------------------------------
+ * 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_MEMTEST_START	0x0400000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/
+
+/*
+ * 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	*/
+
+#define CFG_MONITOR_BASE	TEXT_BASE
+#define	CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 KB for monitor	*/
+
+#ifdef CONFIG_BZIP2
+#define	CFG_MALLOC_LEN		(2500 << 10)	/* Reserve ~2.5 MB for malloc()	*/
+#else
+#define	CFG_MALLOC_LEN		(384 << 10)	/* Reserve 384 kB for malloc()	*/
+#endif /* CONFIG_BZIP2 */
+
+#define	CFG_ALLOC_DPRAM		1	/* use allocation routines	*/
+
+/*
+ * Flash
+ */
+/*-----------------------------------------------------------------------
+ * Flash organisation
+ */
+#define CFG_FLASH_BASE          0xFE000000
+#define CFG_FLASH_CFI                           /* The flash is CFI compatible  */
+#define CFG_FLASH_CFI_DRIVER                    /* Use common CFI driver        */
+#define CFG_MAX_FLASH_BANKS     1               /* Max number of flash banks    */
+#define CFG_MAX_FLASH_SECT      128             /* Max num of sects on one chip */
+
+/* Environment is in flash */
+#define CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_SECT_SIZE       0x40000         /* We use one complete sector   */
+#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_MONITOR_LEN)
+
+#define CONFIG_ENV_OVERWRITE
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE	16	/* For all MPC8xx CPUs			*/
+#define CFG_CACHELINE_SHIFT	4	/* log base 2 of the above value	*/
+
+/*-----------------------------------------------------------------------
+ * I2C configuration
+ */
+#if (CONFIG_COMMANDS & CFG_CMD_I2C)
+#define CONFIG_HARD_I2C		1	/* I2C with hardware support */
+#define CFG_I2C_SPEED		400000	/* I2C speed and slave address defaults */
+#define CFG_I2C_SLAVE		0x7F
+#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
+ */
+#define CFG_SIUMCR	(SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
+
+/*-----------------------------------------------------------------------
+ * TBSCR - Time Base Status and Control				11-26
+ *-----------------------------------------------------------------------
+ * Clear Reference Interrupt Status, Timebase freezing enabled
+ */
+#define CFG_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
+
+/*-----------------------------------------------------------------------
+ * 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_TBS */
+#define CFG_SCCR	(SCCR_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
+			 SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
+			 SCCR_DFALCD00)
+
+/*-----------------------------------------------------------------------
+ * DER - Debug Enable Register
+ *-----------------------------------------------------------------------
+ * Set to zero to prevent the processor from entering debug mode
+ */
+#define CFG_DER		 0
+
+
+/* Because of the way the 860 starts up and assigns CS0 the entire
+ * address space, we have to set the memory controller differently.
+ * Normally, you write the option register first, and then enable the
+ * chip select by writing the base register.  For CS0, you must write
+ * the base register first, followed by the option register.
+ */
+
+
+/*
+ * Init Memory Controller:
+ */
+
+/* BR0 and OR0 (FLASH) */
+#define FLASH_BASE0_PRELIM	CFG_FLASH_BASE	/* 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:
+ */
+#define CFG_OR_TIMING_FLASH	(OR_ACS_DIV1  | OR_TRLX | OR_CSNT_SAM | \
+				 OR_SCY_3_CLK | OR_EHTR | OR_BI)
+
+#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 )
+
+
+/*
+ * SDRAM CS1 UPMB
+ */
+#define	CFG_SDRAM_BASE	0x00000000
+#define CFG_SDRAM_BASE_PRELIM CFG_SDRAM_BASE
+#define SDRAM_MAX_SIZE	0x4000000 /* max 64 MB */
+
+#define CFG_PRELIM_OR1_AM	0xF0000000
+/* #define CFG_OR1_TIMING  OR_CSNT_SAM/\*  | OR_G5LS /\\* *\\/ *\/ */
+#define SDRAM_TIMING	OR_SCY_0_CLK	/* SDRAM-Timing */
+
+#define CFG_OR1_PRELIM	(CFG_PRELIM_OR1_AM | OR_CSNT_SAM | OR_G5LS | SDRAM_TIMING)
+#define CFG_BR1_PRELIM  ((CFG_SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V)
+
+/* #define CFG_OR1_FINAL   ((CFG_OR1_AM & OR_AM_MSK) | CFG_OR1_TIMING) */
+/* #define CFG_BR1_FINAL   ((CFG_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMB | BR_V) */
+
+#define CFG_PTB_PER_CLK	((4096 * 16 * 1000) / (4 * 64))
+#define CFG_PTA_PER_CLK 195
+#define CFG_MBMR_PTB	195
+#define CFG_MPTPR	MPTPR_PTP_DIV16
+#define CFG_MAR		0x88
+
+#define CFG_MBMR_8COL  ((CFG_MBMR_PTB << MBMR_PTB_SHIFT) | \
+			MBMR_AMB_TYPE_0 | \
+			MBMR_G0CLB_A10 | \
+			MBMR_DSB_1_CYCL | \
+			MBMR_RLFB_1X | \
+			MBMR_WLFB_1X | \
+			MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */
+
+#define CFG_MBMR_9COL  ((CFG_MBMR_PTB << MBMR_PTB_SHIFT) | \
+			MBMR_AMB_TYPE_1 | \
+			MBMR_G0CLB_A10 | \
+			MBMR_DSB_1_CYCL | \
+			MBMR_RLFB_1X | \
+			MBMR_WLFB_1X | \
+			MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */
+
+
+/* PLD CS5 */
+#define CFG_SPC1920_PLD_BASE	0x80000000
+#define CFG_PRELIM_OR5_AM	0xffff8000
+
+#define CFG_OR5_PRELIM		(CFG_PRELIM_OR5_AM | \
+					OR_CSNT_SAM | \
+					OR_ACS_DIV1 | \
+					OR_BI | \
+					OR_SCY_0_CLK | \
+					OR_TRLX)
+
+#define CFG_BR5_PRELIM ((CFG_SPC1920_PLD_BASE & BR_BA_MSK) | BR_PS_8 | BR_V);
+
+/* #define CFG_PLD_BASE   0x30000000 */
+/* #define CFG_OR5_PRELIM 0xffff1110 */
+/* #define CFG_BR5_PRELIM 0x30000401 */
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define	BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH	*/
+#define BOOTFLAG_WARM	0x02		/* Software reboot			*/
+
+/* Machine type
+*/
+#define _MACH_8xx (_MACH_fads)
+
+#endif	/* __CONFIG_H */