* Patch by Andrea Scian, 17 Feb 2004:

  Add support for S3C44B0 processor and DAVE B2 board

* Patch by Steven Scholz, 20 Feb 2004:
  - Add support for MII commands on AT91RM9200 boards
  - some cleanup in AT91RM9200 ethernet code

3 files changed, 491 insertions, 0 deletions

diff --git a/include/asm-arm/arch-s3c44b0/hardware.h b/include/asm-arm/arch-s3c44b0/hardware.h
new file mode 100644
index 0000000000..146e265d9a
--- /dev/null
+++ b/include/asm-arm/arch-s3c44b0/hardware.h
@@ -0,0 +1,281 @@
+/********************************************************/
+/*							*/
+/* Samsung S3C44B0					*/
+/* tpu <tapu@371.net>					*/
+/*							*/
+/********************************************************/
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#define REGBASE		0x01c00000
+#define REGL(addr)	(*(volatile unsigned int *)(REGBASE+addr))
+#define REGW(addr)	(*(volatile unsigned short *)(REGBASE+addr))
+#define REGB(addr)	(*(volatile unsigned char *)(REGBASE+addr))
+
+
+/*****************************/
+/* CPU Wrapper Registers     */
+/*****************************/
+
+#define SYSCFG		REGL(0x000000)
+#define NCACHBE0	REGL(0x000004)
+#define NCACHBE1	REGL(0x000008)
+#define SBUSCON		REGL(0x040000)
+
+/************************************/
+/* Memory Controller Registers      */
+/************************************/
+
+#define BWSCON		REGL(0x080000)
+#define BANKCON0	REGL(0x080004)
+#define BANKCON1	REGL(0x080008)
+#define BANKCON2	REGL(0x08000c)
+#define BANKCON3	REGL(0x080010)
+#define BANKCON4	REGL(0x080014)
+#define BANKCON5	REGL(0x080018)
+#define BANKCON6	REGL(0x08001c)
+#define BANKCON7	REGL(0x080020)
+#define REFRESH		REGL(0x080024)
+#define BANKSIZE	REGL(0x080028)
+#define MRSRB6		REGL(0x08002c)
+#define MRSRB7		REGL(0x080030)
+
+/*********************/
+/* UART Registers    */
+/*********************/
+
+#define ULCON0		REGL(0x100000)
+#define ULCON1		REGL(0x104000)
+#define UCON0		REGL(0x100004)
+#define UCON1		REGL(0x104004)
+#define UFCON0		REGL(0x100008)
+#define UFCON1		REGL(0x104008)
+#define UMCON0		REGL(0x10000c)
+#define UMCON1		REGL(0x10400c)
+#define UTRSTAT0	REGL(0x100010)
+#define UTRSTAT1	REGL(0x104010)
+#define UERSTAT0	REGL(0x100014)
+#define UERSTAT1	REGL(0x104014)
+#define UFSTAT0		REGL(0x100018)
+#define UFSTAT1		REGL(0x104018)
+#define UMSTAT0		REGL(0x10001c)
+#define UMSTAT1		REGL(0x10401c)
+#define UTXH0		REGB(0x100020)
+#define UTXH1		REGB(0x104020)
+#define URXH0		REGB(0x100024)
+#define URXH1		REGB(0x104024)
+#define UBRDIV0		REGL(0x100028)
+#define UBRDIV1		REGL(0x104028)
+
+/*******************/
+/* SIO Registers   */
+/*******************/
+
+#define SIOCON		REGL(0x114000)
+#define SIODAT		REGL(0x114004)
+#define SBRDR		REGL(0x114008)
+#define ITVCNT		REGL(0x11400c)
+#define DCNTZ		REGL(0x114010)
+
+/********************/
+/* IIS Registers    */
+/********************/
+
+#define IISCON		REGL(0x118000)
+#define IISMOD		REGL(0x118004)
+#define IISPSR		REGL(0x118008)
+#define IISFIFCON	REGL(0x11800c)
+#define IISFIF		REGW(0x118010)
+
+/**************************/
+/* I/O Ports Registers    */
+/**************************/
+
+#define PCONA		REGL(0x120000)
+#define PDATA		REGL(0x120004)
+#define PCONB		REGL(0x120008)
+#define PDATB		REGL(0x12000c)
+#define PCONC		REGL(0x120010)
+#define PDATC		REGL(0x120014)
+#define PUPC		REGL(0x120018)
+#define PCOND		REGL(0x12001c)
+#define PDATD		REGL(0x120020)
+#define PUPD		REGL(0x120024)
+#define PCONE		REGL(0x120028)
+#define PDATE		REGL(0x12002c)
+#define PUPE		REGL(0x120030)
+#define PCONF		REGL(0x120034)
+#define PDATF		REGL(0x120038)
+#define PUPF		REGL(0x12003c)
+#define PCONG		REGL(0x120040)
+#define PDATG		REGL(0x120044)
+#define PUPG		REGL(0x120048)
+#define SPUCR		REGL(0x12004c)
+#define EXTINT		REGL(0x120050)
+#define EXTINTPND	REGL(0x120054)
+
+/*********************************/
+/* WatchDog Timers Registers     */
+/*********************************/
+
+#define WTCON		REGL(0x130000)
+#define WTDAT		REGL(0x130004)
+#define WTCNT		REGL(0x130008)
+
+/*********************************/
+/* A/D Converter Registers       */
+/*********************************/
+
+#define ADCCON		REGL(0x140000)
+#define ADCPSR		REGL(0x140004)
+#define ADCDAT		REGL(0x140008)
+
+/***************************/
+/* PWM Timer Registers     */
+/***************************/
+
+#define TCFG0		REGL(0x150000)
+#define TCFG1		REGL(0x150004)
+#define TCON		REGL(0x150008)
+#define TCNTB0		REGL(0x15000c)
+#define TCMPB0		REGL(0x150010)
+#define TCNTO0		REGL(0x150014)
+#define TCNTB1		REGL(0x150018)
+#define TCMPB1		REGL(0x15001c)
+#define TCNTO1		REGL(0x150020)
+#define TCNTB2		REGL(0x150024)
+#define TCMPB2		REGL(0x150028)
+#define TCNTO2		REGL(0x15002c)
+#define TCNTB3		REGL(0x150030)
+#define TCMPB3		REGL(0x150034)
+#define TCNTO3		REGL(0x150038)
+#define TCNTB4		REGL(0x15003c)
+#define TCMPB4		REGL(0x150040)
+#define TCNTO4		REGL(0x150044)
+#define TCNTB5		REGL(0x150048)
+#define TCNTO5		REGL(0x15004c)
+
+/*********************/
+/* IIC Registers     */
+/*********************/
+
+#define IICCON		REGL(0x160000)
+#define IICSTAT		REGL(0x160004)
+#define IICADD		REGL(0x160008)
+#define IICDS		REGL(0x16000c)
+
+/*********************/
+/* RTC Registers     */
+/*********************/
+
+#define RTCCON		REGB(0x170040)
+#define RTCALM		REGB(0x170050)
+#define ALMSEC		REGB(0x170054)
+#define ALMMIN		REGB(0x170058)
+#define ALMHOUR		REGB(0x17005c)
+#define ALMDAY		REGB(0x170060)
+#define ALMMON		REGB(0x170064)
+#define ALMYEAR		REGB(0x170068)
+#define RTCRST		REGB(0x17006c)
+#define BCDSEC		REGB(0x170070)
+#define BCDMIN		REGB(0x170074)
+#define BCDHOUR		REGB(0x170078)
+#define BCDDAY		REGB(0x17007c)
+#define BCDDATE		REGB(0x170080)
+#define BCDMON		REGB(0x170084)
+#define BCDYEAR		REGB(0x170088)
+#define TICINT		REGB(0x17008c)
+
+/*********************************/
+/* Clock & Power Registers       */
+/*********************************/
+
+#define PLLCON		REGL(0x180000)
+#define CLKCON		REGL(0x180004)
+#define CLKSLOW		REGL(0x180008)
+#define LOCKTIME	REGL(0x18000c)
+
+/**************************************/
+/* Interrupt Controller Registers     */
+/**************************************/
+
+#define INTCON		REGL(0x200000)
+#define INTPND		REGL(0x200004)
+#define INTMOD		REGL(0x200008)
+#define INTMSK		REGL(0x20000c)
+#define I_PSLV		REGL(0x200010)
+#define I_PMST		REGL(0x200014)
+#define I_CSLV		REGL(0x200018)
+#define I_CMST		REGL(0x20001c)
+#define I_ISPR		REGL(0x200020)
+#define I_ISPC		REGL(0x200024)
+#define F_ISPR		REGL(0x200038)
+#define F_ISPC		REGL(0x20003c)
+
+/********************************/
+/* LCD Controller Registers     */
+/********************************/
+
+#define LCDCON1		REGL(0x300000)
+#define LCDCON2		REGL(0x300004)
+#define LCDSADDR1	REGL(0x300008)
+#define LCDSADDR2	REGL(0x30000c)
+#define LCDSADDR3	REGL(0x300010)
+#define REDLUT		REGL(0x300014)
+#define GREENLUT	REGL(0x300018)
+#define BLUELUT		REGL(0x30001c)
+#define DP1_2		REGL(0x300020)
+#define DP4_7		REGL(0x300024)
+#define DP3_5		REGL(0x300028)
+#define DP2_3		REGL(0x30002c)
+#define DP5_7		REGL(0x300030)
+#define DP3_4		REGL(0x300034)
+#define DP4_5		REGL(0x300038)
+#define DP6_7		REGL(0x30003c)
+#define LCDCON3		REGL(0x300040)
+#define DITHMODE	REGL(0x300044)
+
+/*********************/
+/* DMA Registers     */
+/*********************/
+
+#define ZDCON0		REGL(0x280000)
+#define ZDISRC0		REGL(0x280004)
+#define ZDIDES0		REGL(0x280008)
+#define ZDICNT0		REGL(0x28000c)
+#define ZDCSRC0		REGL(0x280010)
+#define ZDCDES0		REGL(0x280014)
+#define ZDCCNT0		REGL(0x280018)
+
+#define ZDCON1		REGL(0x280020)
+#define ZDISRC1		REGL(0x280024)
+#define ZDIDES1		REGL(0x280028)
+#define ZDICNT1		REGL(0x28002c)
+#define ZDCSRC1		REGL(0x280030)
+#define ZDCDES1		REGL(0x280034)
+#define ZDCCNT1		REGL(0x280038)
+
+#define BDCON0		REGL(0x380000)
+#define BDISRC0		REGL(0x380004)
+#define BDIDES0		REGL(0x380008)
+#define BDICNT0		REGL(0x38000c)
+#define BDCSRC0		REGL(0x380010)
+#define BDCDES0		REGL(0x380014)
+#define BDCCNT0		REGL(0x380018)
+
+#define BDCON1		REGL(0x380020)
+#define BDISRC1		REGL(0x380024)
+#define BDIDES1		REGL(0x380028)
+#define BDICNT1		REGL(0x38002c)
+#define BDCSRC1		REGL(0x380030)
+#define BDCDES1		REGL(0x380034)
+#define BDCCNT1		REGL(0x380038)
+
+
+#define CLEAR_PEND_INT(n)       I_ISPC = (1<<(n))
+#define INT_ENABLE(n)		INTMSK &= ~(1<<(n))
+#define INT_DISABLE(n)		INTMSK |= (1<<(n))
+
+#define HARD_RESET_NOW()
+
+#endif /* __ASM_ARCH_HARDWARE_H */
diff --git a/include/configs/B2.h b/include/configs/B2.h
new file mode 100644
index 0000000000..2fc97b27c2
--- /dev/null
+++ b/include/configs/B2.h
@@ -0,0 +1,209 @@
+/*
+ * (C) Copyright 2004
+ * DAVE Srl
+ *
+ * http://www.dave-tech.it
+ * http://www.wawnet.biz
+ * mailto:info@wawnet.biz
+ *
+ * Configuation settings for the B2 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
+
+/*
+ * If we are developing, we might want to start armboot from ram
+ * so we MUST NOT initialize critical regs like mem-timing ...
+ */
+#define CONFIG_INIT_CRITICAL            /* undef for developing */
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_ARM7			1	/* This is a ARM7 CPU	*/
+#define CONFIG_B2			1	/* on an B2 Board      */
+#define CONFIG_ARM_THUMB	1	/* this is an ARM7TDMI */
+#undef  CONFIG_ARM7_REVD	 	/* disable ARM720 REV.D Workarounds */
+
+#define CONFIG_S3C44B0_CLOCK_SPEED	75 /* we have a 75Mhz S3C44B0*/
+
+
+#undef CONFIG_USE_IRQ			/* don't need them anymore */
+
+
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MONITOR_LEN		(256 * 1024)	/* Reserve 256 kB for Monitor	*/
+#define CFG_ENV_SIZE		1024		/* 1024 bytes may be used for env vars*/
+#define CFG_MALLOC_LEN		(CFG_ENV_SIZE + 128*1024 )
+#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
+
+/*
+ * Hardware drivers
+ */
+#define CONFIG_DRIVER_LAN91C96
+#define CONFIG_LAN91C96_BASE		0x04000300 /* base address         */
+#define CONFIG_SMC_USE_32_BIT
+#undef  CONFIG_SHOW_ACTIVITY
+#define CONFIG_NET_RETRY_COUNT		10	   /* # of retries          */
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_SERIAL1		1	/* we use Serial line 1 */
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_BAUDRATE		115200
+
+#define CONFIG_BOOTP_MASK       (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
+
+#define CONFIG_COMMANDS		( CONFIG_CMD_DFL | \
+								CFG_CMD_DATE | \
+								CFG_CMD_ELF	| \
+								CFG_CMD_EEPROM	| \
+								CFG_CMD_I2C	)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_BOOTDELAY	5
+#define CONFIG_ETHADDR	00:50:c2:1e:af:fb
+#define CONFIG_BOOTARGS  "setenv bootargs root=/dev/ram ip=192.168.0.70:::::eth0:off \
+							 ether=25,0,0,0,eth0 ethaddr=00:50:c2:1e:af:fb"
+#define CONFIG_NETMASK  255.255.0.0
+#define CONFIG_IPADDR   192.168.0.70
+#define CONFIG_SERVERIP	192.168.0.23
+#define CONFIG_BOOTFILE	"B2-rootfs/usr/B2-zImage.u-boot"
+#define CONFIG_BOOTCOMMAND	"bootm 20000 f0000"
+
+/*
+ * Miscellaneous configurable options
+ */
+#define	CFG_LONGHELP				/* undef to save memory		*/
+#define	CFG_PROMPT		"=>  "	/* Monitor Command Prompt	*/
+#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_MEMTEST_START	0x0C400000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0x0C800000	/* 4 ... 8 MB in DRAM	*/
+
+#undef  CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */
+
+#define	CFG_LOAD_ADDR		0x0c700000	/* default load address	*/
+
+#define	CFG_HZ				1000		/* 1 kHz */
+
+						/* valid baudrates */
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE	(128*1024)	/* regular stack */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ	(4*1024)	/* IRQ stack */
+#define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */
+#endif
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS	1	   /* we have 1 banks of DRAM */
+#define PHYS_SDRAM_1		0xc0000000 /* SDRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE	0x01000000 /* 16 MB */
+
+#define PHYS_FLASH_1		0x00000000 /* Flash Bank #1 */
+#define PHYS_FLASH_SIZE		0x00400000 /* 4 MB */
+
+#define CFG_FLASH_BASE		PHYS_FLASH_1
+
+/*-----------------------------------------------------------------------
+ * FLASH and environment organization
+ */
+/*-----------------------------------------------------------------------
+ * FLASH organization
+ */
+#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_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
+#define CFG_FLASH_WRITE_TOUT	1000	/* Timeout for Flash Write (in ms)	*/
+
+#define CFG_FLASH_WORD_SIZE	unsigned short	/* flash word size (width)	*/
+#define CFG_FLASH_ADDR0		0x5555	/* 1st address for flash config cycles	*/
+#define CFG_FLASH_ADDR1		0x2AAA	/* 2nd address for flash config cycles	*/
+/*
+ * The following defines are added for buggy IOP480 byte interface.
+ * All other boards should use the standard values (CPCI405 etc.)
+ */
+#define CFG_FLASH_READ0		0x0000	/* 0 is standard			*/
+#define CFG_FLASH_READ1		0x0001	/* 1 is standard			*/
+#define CFG_FLASH_READ2		0x0002	/* 2 is standard			*/
+
+#define CFG_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */
+
+/*-----------------------------------------------------------------------
+ * Environment Variable setup
+ */
+#define CFG_ENV_IS_IN_EEPROM	1	/* use EEPROM for environment vars */
+#define CFG_ENV_OFFSET		0x0	/* environment starts at the beginning of the EEPROM */
+
+/*-----------------------------------------------------------------------
+ * I2C EEPROM (STM24C02W6) for environment
+ */
+#define CONFIG_HARD_I2C			/* I2c with hardware support */
+#define CFG_I2C_SPEED		400000	/* I2C speed and slave address */
+#define CFG_I2C_SLAVE		0xFE
+
+#define CFG_I2C_EEPROM_ADDR	0xA8	/* EEPROM STM24C02W6		*/
+#define CFG_I2C_EEPROM_ADDR_LEN 1	/* Bytes of address		*/
+/* mask of address bits that overflow into the "EEPROM chip address"	*/
+/*#define CFG_I2C_EEPROM_ADDR_OVERFLOW	0x07*/
+#define CFG_EEPROM_PAGE_WRITE_BITS 4	/* The Catalyst CAT24WC08 has	*/
+					/* 16 byte page write mode using*/
+					/* last 4 bits of the address	*/
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10   /* and takes up to 10 msec */
+#define CFG_EEPROM_PAGE_WRITE_ENABLE
+
+/* Flash banks JFFS2 should use */
+/*
+#define CFG_JFFS2_FIRST_BANK    0
+#define CFG_JFFS2_FIRST_SECTOR	2
+#define CFG_JFFS2_NUM_BANKS     1
+*/
+
+/*
+	Linux TAGs (see lib_arm/armlinux.c)
+*/
+#define CONFIG_CMDLINE_TAG
+#undef CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+
+#endif	/* __CONFIG_H */
diff --git a/include/configs/at91rm9200dk.h b/include/configs/at91rm9200dk.h
index d97182678b..90cf8a2b4a 100644
--- a/include/configs/at91rm9200dk.h
+++ b/include/configs/at91rm9200dk.h
@@ -112,6 +112,7 @@
 
 #define CONFIG_DRIVER_ETHER
 #define CONFIG_NET_RETRY_COUNT 20
+#define CONFIG_AT91C_USE_RMII
 
 #define CONFIG_HAS_DATAFLASH	1
 #define CFG_SPI_WRITE_TOUT	(5*CFG_HZ)