Add support for MP2USB board.
Patch by Eric Benard, 07 Apr 2005
diff --git a/include/configs/mp2usb.h b/include/configs/mp2usb.h
new file mode 100644
index 0000000..005e912
--- /dev/null
+++ b/include/configs/mp2usb.h
@@ -0,0 +1,226 @@
+/*
+ * 2004-2005 Gary Jennejohn <garyj@denx.de>
+ *
+ * Modified for the MP2USB by (C) Copyright 2005 Eric Benard
+ * ebenard@eukrea.com
+ *
+ * Configuration settings for the MP2USB 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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/* ARM asynchronous clock */
+#define AT91C_MAIN_CLOCK 179712000 /* from 18.432 MHz crystal (18432000 / 4 * 45) */
+#define AT91C_MASTER_CLOCK (AT91C_MAIN_CLOCK/3) /* peripheral clock */
+
+#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 */
+#define CONFIG_AT91RM9200DK 1 /* on an AT91RM9200DK Board */
+#define CONFIG_MP2USB 1 /* on an MP2USB 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 CFG_ATMEL_PLL_INIT_BUG 1
+#ifndef CONFIG_SKIP_LOWLEVEL_INIT
+#define CFG_USE_MAIN_OSCILLATOR 1
+/* flash */
+#define MC_PUIA_VAL 0x00000000
+#define MC_PUP_VAL 0x00000000
+#define MC_PUER_VAL 0x00000000
+#define MC_ASR_VAL 0x00000000
+#define MC_AASR_VAL 0x00000000
+#define EBI_CFGR_VAL 0x00000000
+#define SMC2_CSR_VAL 0x00003084 /* 16bit, 2 TDF, 4 WS */
+
+/* clocks */
+#define PLLAR_VAL 0x20263E04 /* 180 MHz for PCK */
+#define PLLBR_VAL 0x10483E0E /* 48 MHz (divider by 2 for USB) */
+#define MCKR_VAL 0x00000202 /* PCK/3 = MCK Master Clock = 60MHz from PLLA */
+
+/* sdram */
+#define PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as peripheral (D16/D31) */
+#define PIOC_BSR_VAL 0x00000000
+#define PIOC_PDR_VAL 0xFFFF0000
+#define EBI_CSA_VAL 0x00000002 /* CS1=SDRAM */
+#define SDRC_CR_VAL 0x3211295A /* set up the SDRAM */
+#define SDRAM 0x20000000 /* address of the SDRAM */
+#define SDRAM1 0x20000020 /* address of the SDRAM */
+#define SDRAM_VAL 0x00000000 /* value written to SDRAM */
+#define SDRC_MR_VAL 0x00000002 /* Precharge All */
+#define SDRC_MR_VAL1 0x00000004 /* refresh */
+#define SDRC_MR_VAL2 0x00000003 /* Load Mode Register */
+#define SDRC_MR_VAL3 0x00000000 /* Normal Mode */
+#define SDRC_TR_VAL 0x000002E0 /* Write refresh rate */
+#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
+
+/*
+ * 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
+
+#define CFG_AT91C_BRGR_DIVISOR 33 /* hardcode so no __divsi3 : AT91C_MASTER_CLOCK /(baudrate * 16) */
+
+/*
+ * 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 */
+
+#undef CONFIG_HARD_I2C
+
+#ifdef CONFIG_HARD_I2C
+#define CFG_I2C_SPEED 0 /* not used */
+#define CFG_I2C_SLAVE 0 /* not used */
+#define CONFIG_RTC_RS5C372A /* RICOH I2C RTC */
+#define CFG_I2C_RTC_ADDR 0x32
+#define CFG_I2C_EEPROM_ADDR 0x50
+#define CFG_I2C_EEPROM_ADDR_LEN 1
+#define CFG_I2C_EEPROM_ADDR_OVERFLOW
+#endif
+/* still about 20 kB free with this defined */
+#define CFG_LONGHELP
+
+#define CONFIG_BOOTDELAY 3
+
+#ifdef CONFIG_HARD_I2C
+#define CONFIG_COMMANDS \
+ ((CONFIG_CMD_DFL | \
+ CFG_CMD_DATE | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_EEPROM | \
+ CFG_CMD_I2C | \
+ CFG_CMD_NFS | \
+ CFG_CMD_SNTP | \
+ CFG_CMD_MISC))
+#else
+#define CONFIG_COMMANDS \
+ ((CONFIG_CMD_DFL | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_NFS | \
+ CFG_CMD_SNTP | \
+ CFG_CMD_CACHE) & \
+ ~(CFG_CMD_BDI | \
+ CFG_CMD_IMI | \
+ CFG_CMD_AUTOSCRIPT | \
+ CFG_CMD_FPGA | \
+ CFG_CMD_MISC | \
+ CFG_CMD_LOADS ))
+#define CONFIG_TIMESTAMP
+#endif
+#define CFG_LONGHELP
+
+/* 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 0x08000000 /* 128 megs */
+
+#define CFG_MEMTEST_START PHYS_SDRAM
+#define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144
+
+#define CONFIG_DRIVER_ETHER
+#define CONFIG_NET_RETRY_COUNT 20
+#undef CONFIG_AT91C_USE_RMII
+
+#define PHYS_FLASH_1 0x10000000
+#define PHYS_FLASH_SIZE 0x1000000 /* 16 megs main flash */
+#define CFG_FLASH_BASE PHYS_FLASH_1
+#define CFG_MONITOR_BASE CFG_FLASH_BASE
+#define CFG_MAX_FLASH_BANKS 1
+#define CFG_MAX_FLASH_SECT 256
+#define CFG_FLASH_ERASE_TOUT (2 * CFG_HZ) /* Timeout for Flash Erase */
+#define CFG_FLASH_WRITE_TOUT (2 * CFG_HZ) /* Timeout for Flash Write */
+#define CFG_FLASH_LOCK_TOUT (10*CFG_HZ) /* Timeout for Flash Set Lock Bit */
+#define CFG_FLASH_UNLOCK_TOUT (10*CFG_HZ) /* Timeout for Flash Clear Lock Bits */
+#define CFG_FLASH_PROTECTION /* "Real" (hardware) sectors protection */
+
+#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_ENV_OFFSET 0x20000 /* after u-boot.bin */
+#define CFG_ENV_ADDR (CFG_FLASH_BASE+CFG_ENV_OFFSET)
+#define CFG_ENV_SIZE 0x20000
+
+#define CFG_LOAD_ADDR 0x21000000 /* default load address */
+
+#define CFG_BAUDRATE_TABLE { 115200, 57600, 38400, 19200, 9600 }
+
+#define CFG_PROMPT "=> " /* Monitor Command Prompt */
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+#define CFG_MAXARGS 32 /* max number of command args */
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
+
+#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 /* __ASSEMBLY__ */
+
+#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
+
+#define CFG_DEVICE_NULLDEV 1 /* enble null device */
+#undef CONFIG_SILENT_CONSOLE /* enable silent startup */
+
+#define CONFIG_AUTOBOOT_KEYED
+#define CONFIG_AUTOBOOT_PROMPT "Press SPACE to abort autoboot in %d seconds\n"
+#define CONFIG_AUTOBOOT_STOP_STR " "
+#define CONFIG_AUTOBOOT_DELAY_STR "d"
+
+#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */
+
+#endif /* __CONFIG_H */