Added support for KwikByte KB920x boards (based on AT91RM9200)

Patch by Matt ?? <kb9200_dev@kwikbyte.com>, 27 Apr 2005

1 files changed, 173 insertions, 0 deletions

diff --git a/include/configs/kb9202.h b/include/configs/kb9202.h
new file mode 100644
index 0000000000..a5302429c6
--- /dev/null
+++ b/include/configs/kb9202.h
@@ -0,0 +1,173 @@
+/*
+ * Rick Bronson <rick@efn.org>
+ *
+ * Configuation settings for the AT91RM9200DK board.
+ *
+ * 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
+ */
+
+/*
+ * Adatped for KwikByte KB920x board from at91rm9200dk.h: 22APR2005
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/* ARM asynchronous clock */
+#define AT91C_MAIN_CLOCK	180000000	/* from 10 MHz crystal */
+#define AT91C_MASTER_CLOCK	60000000	/* peripheral clock (AT91C_MASTER_CLOCK / 3) */
+
+#define AT91_SLOW_CLOCK		32768	/* slow clock */
+
+#define CONFIG_ARM920T		1	/* This is an ARM920T Core	*/
+#define CONFIG_AT91RM9200	1	/* It's an Atmel AT91RM9200 SoC	*/
+/* Only define one of the following, based on board type		*/
+/* #define	CONFIG_KB9200		1	 KwikByte KB9202 board	*/
+/* #define	CONFIG_KB9201		1	 KwikByte KB9202 board	*/
+#define	CONFIG_KB9202		1	/* KwikByte KB9202 board	*/
+
+#define	CONFIG_KB920x		1	/* Any KB920x board		*/
+#undef  CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/
+#define USE_920T_MMU		1
+
+#define CONFIG_CMDLINE_TAG	1	/* enable passing of ATAGs	*/
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_INITRD_TAG	1
+
+#define	CONFIG_SKIP_LOWLEVEL_INIT
+
+#define	CFG_LONGHELP
+
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN	(CFG_ENV_SIZE + 128*1024)
+#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
+
+#define CONFIG_BAUDRATE 115200
+
+/*
+ * Hardware drivers
+ */
+
+/* define one of these to choose the DBGU, USART0  or USART1 as console */
+#define CONFIG_DBGU
+#undef CONFIG_USART0
+#undef CONFIG_USART1
+
+#undef	CONFIG_HWFLOW			/* don't include RTS/CTS flow control support	*/
+
+#undef	CONFIG_MODEM_SUPPORT		/* disable modem initialization stuff */
+
+#define CONFIG_BOOTDELAY	3
+#define CONFIG_ENV_OVERWRITE	1
+
+#define CONFIG_COMMANDS		\
+		       ((CONFIG_CMD_DFL | \
+		        CFG_CMD_I2C | \
+			CFG_CMD_PING | \
+			CFG_CMD_DHCP ) & \
+		      ~(CFG_CMD_BDI | \
+			CFG_CMD_FPGA | \
+			CFG_CMD_MISC))
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM 0x20000000
+#define PHYS_SDRAM_SIZE 0x2000000  /* 32 megs */
+
+#define CFG_MEMTEST_START		PHYS_SDRAM
+#define CFG_MEMTEST_END			CFG_MEMTEST_START + PHYS_SDRAM_SIZE - (512*1024)
+
+#define CONFIG_DRIVER_ETHER
+#define CONFIG_NET_RETRY_COUNT		20
+
+#define CFG_FLASH_BASE			0x10000000
+
+#ifdef CONFIG_KB9202
+#define PHYS_FLASH_SIZE			0x1000000
+#else
+#define PHYS_FLASH_SIZE			0x200000
+#endif
+
+#define CFG_MAX_FLASH_BANKS		1
+#define CFG_MAX_FLASH_SECT		256
+
+#define	CONFIG_HARD_I2C
+
+#define	CFG_ENV_IS_IN_EEPROM
+
+#ifdef CONFIG_KB9202
+#define CFG_ENV_OFFSET			0x3000
+#define CFG_ENV_SIZE			0x1000
+#else
+#define CFG_ENV_OFFSET			0x1000
+#define CFG_ENV_SIZE			0x1000
+#endif
+#define	CFG_I2C_EEPROM_ADDR		0x50
+#define	CFG_EEPROM_PAGE_WRITE_BITS	6
+#define	CFG_I2C_EEPROM_ADDR_LEN		2
+#define	CFG_I2C_SPEED			50000
+#define	CFG_I2C_SLAVE			0 /* not used */
+#define	CFG_EEPROM_PAGE_WRITE_DELAY_MS	10
+
+#define CFG_LOAD_ADDR		0x21000000  /* default load address */
+
+#define CFG_BAUDRATE_TABLE	{115200 , 19200, 38400, 57600, 9600 }
+
+#define CFG_PROMPT		"U-Boot> "	/* Monitor Command Prompt */
+#define CFG_CBSIZE		256		/* Console I/O Buffer Size */
+#define CFG_MAXARGS		16		/* max number of command args */
+#define CFG_PBSIZE		(CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
+
+#define	CFG_FLASH_CFI_DRIVER
+#define	CFG_FLASH_CFI
+
+#ifndef __ASSEMBLY__
+/*-----------------------------------------------------------------------
+ * Board specific extension for bd_info
+ *
+ * This structure is embedded in the global bd_info (bd_t) structure
+ * and can be used by the board specific code (eg board/...)
+ */
+
+struct bd_info_ext {
+	/* helper variable for board environment handling
+	 *
+	 * env_crc_valid == 0    =>   uninitialised
+	 * env_crc_valid  > 0    =>   environment crc in flash is valid
+	 * env_crc_valid  < 0    =>   environment crc in flash is invalid
+	 */
+	int env_crc_valid;
+};
+#endif
+
+#define CFG_HZ 1000
+#define CFG_HZ_CLOCK AT91C_MASTER_CLOCK/2	/* AT91C_TC0_CMR is implicitly set to */
+					/* AT91C_TC_TIMER_DIV1_CLOCK */
+
+#define CONFIG_STACKSIZE	(32*1024)	/* regular stack */
+
+#ifdef CONFIG_USE_IRQ
+#error CONFIG_USE_IRQ not supported
+#endif
+
+#endif