Add support for EmbeddedPlanet EP88x boards

Patch by Yuli Barcohen, 13 Jul 2005

1 files changed, 205 insertions, 0 deletions

diff --git a/include/configs/EP88x.h b/include/configs/EP88x.h
new file mode 100644
index 00000000000..738763b86ff
--- /dev/null
+++ b/include/configs/EP88x.h
@@ -0,0 +1,205 @@
+/*
+ * Copyright (C) 2005 Arabella Software Ltd.
+ * Yuli Barcohen <yuli@arabellasw.com>
+ *
+ * Support for Embedded Planet EP88x boards.
+ * Tested on EP88xC with MPC885 CPU, 64MB SDRAM and 16MB flash.
+ *
+ * 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
+ */
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_MPC885
+
+#define CONFIG_EP88X				/* Embedded Planet EP88x board	*/
+
+#define CONFIG_BOARD_EARLY_INIT_F		/* Call board_early_init_f	*/
+
+/* Allow serial number (serial#) and MAC address (ethaddr) to be overwritten */
+#define CONFIG_ENV_OVERWRITE
+
+#define	CONFIG_8xx_CONS_SMC1	1		/* Console is on SMC1		*/
+#define CONFIG_BAUDRATE		38400
+
+#define	CONFIG_ETHER_ON_FEC1			/* Enable Ethernet on FEC1	*/
+#define	CONFIG_ETHER_ON_FEC2			/* Enable Ethernet on FEC2	*/
+#if defined(CONFIG_ETHER_ON_FEC1) || defined(CONFIG_ETHER_ON_FEC2)
+#define CFG_DISCOVER_PHY
+#define FEC_ENET
+#endif /* CONFIG_FEC_ENET */
+
+#define CONFIG_8xx_OSCLK		10000000 /* 10 MHz oscillator on EXTCLK */
+#define CONFIG_8xx_CPUCLK_DEFAULT	100000000
+#define CFG_8xx_CPUCLK_MIN		40000000
+#define CFG_8xx_CPUCLK_MAX		133000000
+
+#define CONFIG_COMMANDS		(CONFIG_CMD_DFL  \
+				| CFG_CMD_DHCP   \
+				| CFG_CMD_IMMAP  \
+				| CFG_CMD_MII    \
+				| CFG_CMD_PING   \
+				)
+
+/* This must be included AFTER the definition of CONFIG_COMMANDS */
+#include <cmd_confdefs.h>
+
+#define CONFIG_BOOTDELAY	5		/* Autoboot after 5 seconds	*/
+#define CONFIG_BOOTCOMMAND	"bootm fe060000"	/* Autoboot command	*/
+#define CONFIG_BOOTARGS		"root=/dev/mtdblock1 rw mtdparts=phys:2M(ROM)ro,-(root)"
+
+#define CONFIG_BZIP2		/* Include support for bzip2 compressed images  */
+#undef	CONFIG_WATCHDOG		/* Disable platform specific watchdog		*/
+
+/*-----------------------------------------------------------------------
+ * Miscellaneous configurable options
+ */
+#define CFG_PROMPT		"=> "		/* Monitor Command Prompt	*/
+#define CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2	"> "
+#define CFG_LONGHELP				/* #undef to save memory	*/
+#define CFG_CBSIZE		256		/* Console I/O Buffer Size	*/
+#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		0x400000	/* Default load address		*/
+
+#define CFG_HZ			1000		/* Decrementer freq: 1 ms ticks	*/
+
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*-----------------------------------------------------------------------
+ * RAM configuration (note that CFG_SDRAM_BASE must be zero)
+ */
+#define CFG_SDRAM_BASE		0x00000000
+#define CFG_SDRAM_MAX_SIZE	0x08000000	/* Up to 128 Mbyte		*/
+
+#define CFG_MAMR		0x00805000
+
+/*
+ * 4096	Up to 4096 SDRAM rows
+ * 1000	factor s -> ms
+ * 32	PTP (pre-divider from MPTPR)
+ * 4	Number of refresh cycles per period
+ * 64	Refresh cycle in ms per number of rows
+ */
+#define CFG_PTA_PER_CLK		((4096 * 32 * 1000) / (4 * 64))
+
+#define CFG_MEMTEST_START	0x00100000	/* memtest works on		*/
+#define CFG_MEMTEST_END		0x00500000	/* 1 ... 5 MB in SDRAM		*/
+
+#define CFG_RESET_ADDRESS	0x09900000
+
+/*-----------------------------------------------------------------------
+ * 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		(4096 << 10)	/* Reserve ~4 MB for malloc()   */
+#else
+#define CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 KB for malloc()  */
+#endif /* CONFIG_BZIP2 */
+
+/*-----------------------------------------------------------------------
+ * Flash organisation
+ */
+#define CFG_FLASH_BASE		0xFC000000
+#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	512		/* Max num of sects on one chip */
+
+/* Environment is in flash */
+#define CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_SECT_SIZE	0x20000 	/* We use one complete sector	*/
+#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + CFG_MONITOR_LEN)
+
+#define CFG_OR0_PRELIM		0xFC000160
+#define CFG_BR0_PRELIM		(CFG_FLASH_BASE | BR_PS_32 | BR_MS_GPCM | BR_V)
+
+#define	CFG_DIRECT_FLASH_TFTP
+
+/*-----------------------------------------------------------------------
+ * BCSR
+ */
+#define CFG_OR3_PRELIM		0xFF0005B0
+#define CFG_BR3_PRELIM		(0xFA000000 |BR_PS_16 | BR_MS_GPCM | BR_V)
+
+#define CFG_BCSR		0xFA400000
+
+/*-----------------------------------------------------------------------
+ * Internal Memory Map 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	128  /* 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
+
+/*-----------------------------------------------------------------------
+ * Configuration registers
+ */
+#ifdef 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 /* CONFIG_WATCHDOG */
+
+#define CFG_SIUMCR		(SIUMCR_MLRC01 | SIUMCR_DBGC11)
+
+/* TBSCR - Time Base Status and Control Register */
+#define CFG_TBSCR		(TBSCR_TBF | TBSCR_TBE)
+
+/* PISCR - Periodic Interrupt Status and Control */
+#define CFG_PISCR       	PISCR_PS
+
+/* SCCR - System Clock and reset Control Register */
+#define SCCR_MASK       	SCCR_EBDF11
+#define CFG_SCCR		SCCR_RTSEL
+
+#define CFG_DER         	0
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE	16	/* For all MPC8xx chips			*/
+
+/*-----------------------------------------------------------------------
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from flash	*/
+#define BOOTFLAG_WARM		0x02	/* Software reboot			*/
+
+#endif /* __CONFIG_H */