Add the files for the SMN42 board

5 files changed, 560 insertions, 0 deletions

diff --git a/include/asm-arm/arch-lpc2292/hardware.h b/include/asm-arm/arch-lpc2292/hardware.h
new file mode 100644
index 0000000..fd2b464
--- /dev/null
+++ b/include/asm-arm/arch-lpc2292/hardware.h
@@ -0,0 +1,33 @@
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+/*
+ * Copyright (c) 2004	Cucy Systems (http://www.cucy.com)
+ * Curt Brune <curt@cucy.com>
+ *
+ * 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
+ */
+
+#if defined(CONFIG_LPC2292)
+#include <asm-arm/arch-lpc2292/lpc2292_registers.h>
+#else
+#error No hardware file defined for this configuration
+#endif
+
+#endif /* __ASM_ARCH_HARDWARE_H */
diff --git a/include/asm-arm/arch-lpc2292/lpc2292_registers.h b/include/asm-arm/arch-lpc2292/lpc2292_registers.h
new file mode 100644
index 0000000..5715f3e
--- /dev/null
+++ b/include/asm-arm/arch-lpc2292/lpc2292_registers.h
@@ -0,0 +1,225 @@
+#ifndef __LPC2292_REGISTERS_H
+#define __LPC2292_REGISTERS_H
+
+#include <config.h>
+
+/* Macros for reading/writing registers */
+#define PUT8(reg, value) (*(volatile unsigned char*)(reg) = (value))
+#define PUT16(reg, value) (*(volatile unsigned short*)(reg) = (value))
+#define PUT32(reg, value) (*(volatile unsigned int*)(reg) = (value))
+#define GET8(reg) (*(volatile unsigned char*)(reg))
+#define GET16(reg) (*(volatile unsigned short*)(reg))
+#define GET32(reg) (*(volatile unsigned int*)(reg))
+
+/* External Memory Controller */
+
+#define BCFG0 0xFFE00000	/* 32-bits */
+#define BCFG1 0xFFE00004	/* 32-bits */
+#define BCFG2 0xFFE00008	/* 32-bits */
+#define BCFG3 0xFFE0000c	/* 32-bits */
+
+/* System Control Block */
+
+#define EXTINT   0xE01FC140
+#define EXTWAKE  0xE01FC144
+#define EXTMODE  0xE01FC148
+#define EXTPOLAR 0xE01FC14C
+#define MEMMAP   0xE01FC040
+#define PLLCON   0xE01FC080
+#define PLLCFG   0xE01FC084
+#define PLLSTAT  0xE01FC088
+#define PLLFEED  0xE01FC08C
+#define PCON     0xE01FC0C0
+#define PCONP    0xE01FC0C4
+#define VPBDIV   0xE01FC100
+
+/* Memory Acceleration Module */
+
+#define MAMCR  0xE01FC000
+#define MAMTIM 0xE01FC004
+
+/* Vectored Interrupt Controller */
+
+#define VICIRQStatus    0xFFFFF000
+#define VICFIQStatus    0xFFFFF004
+#define VICRawIntr      0xFFFFF008
+#define VICIntSelect    0xFFFFF00C
+#define VICIntEnable    0xFFFFF010
+#define VICIntEnClr     0xFFFFF014
+#define VICSoftInt      0xFFFFF018
+#define VICSoftIntClear 0xFFFFF01C
+#define VICProtection   0xFFFFF020
+#define VICVectAddr     0xFFFFF030
+#define VICDefVectAddr  0xFFFFF034
+#define VICVectAddr0    0xFFFFF100
+#define VICVectAddr1    0xFFFFF104
+#define VICVectAddr2    0xFFFFF108
+#define VICVectAddr3    0xFFFFF10C
+#define VICVectAddr4    0xFFFFF110
+#define VICVectAddr5    0xFFFFF114
+#define VICVectAddr6    0xFFFFF118
+#define VICVectAddr7    0xFFFFF11C
+#define VICVectAddr8    0xFFFFF120
+#define VICVectAddr9    0xFFFFF124
+#define VICVectAddr10   0xFFFFF128
+#define VICVectAddr11   0xFFFFF12C
+#define VICVectAddr12   0xFFFFF130
+#define VICVectAddr13   0xFFFFF134
+#define VICVectAddr14   0xFFFFF138
+#define VICVectAddr15   0xFFFFF13C
+#define VICVectCntl0    0xFFFFF200
+#define VICVectCntl1	0xFFFFF204
+#define VICVectCntl2	0xFFFFF208
+#define VICVectCntl3	0xFFFFF20C
+#define VICVectCntl4	0xFFFFF210
+#define VICVectCntl5	0xFFFFF214
+#define VICVectCntl6	0xFFFFF218
+#define VICVectCntl7	0xFFFFF21C
+#define VICVectCntl8	0xFFFFF220
+#define VICVectCntl9	0xFFFFF224
+#define VICVectCntl10	0xFFFFF228
+#define VICVectCntl11	0xFFFFF22C
+#define VICVectCntl12	0xFFFFF230
+#define VICVectCntl13	0xFFFFF234
+#define VICVectCntl14	0xFFFFF238
+#define VICVectCntl15	0xFFFFF23C
+
+/* Pin connect block */
+
+#define PINSEL0 0xE002C000	/* 32 bits */
+#define PINSEL1 0xE002C004	/* 32 bits */
+#define PINSEL2 0xE002C014	/* 32 bits */
+
+/* GPIO */
+
+#define IO0PIN 0xE0028000
+#define IO0SET 0xE0028004
+#define IO0DIR 0xE0028008
+#define IO0CLR 0xE002800C
+#define IO1PIN 0xE0028010
+#define IO1SET 0xE0028014
+#define IO1DIR 0xE0028018
+#define IO1CLR 0xE002801C
+#define IO2PIN 0xE0028020
+#define IO2SET 0xE0028024
+#define IO2DIR 0xE0028028
+#define IO2CLR 0xE002802C
+#define IO3PIN 0xE0028030
+#define IO3SET 0xE0028034
+#define IO3DIR 0xE0028038
+#define IO3CLR 0xE002803C
+
+/* Uarts */
+
+#define U0RBR 0xE000C000
+#define U0THR 0xE000C000
+#define U0IER 0xE000C004
+#define U0IIR 0xE000C008
+#define U0FCR 0xE000C008
+#define U0LCR 0xE000C00C
+#define U0LSR 0xE000C014
+#define U0SCR 0xE000C01C
+#define U0DLL 0xE000C000
+#define U0DLM 0xE000C004
+
+#define U1RBR 0xE0010000
+#define U1THR 0xE0010000
+#define U1IER 0xE0010004
+#define U1IIR 0xE0010008
+#define U1FCR 0xE0010008
+#define U1LCR 0xE001000C
+#define U1MCR 0xE0010010
+#define U1LSR 0xE0010014
+#define U1MSR 0xE0010018
+#define U1SCR 0xE001001C
+#define U1DLL 0xE0010000
+#define U1DLM 0xE0010004
+
+/* I2C */
+
+#define I2CONSET 0xE001C000
+#define I2STAT   0xE001C004
+#define I2DAT    0xE001C008
+#define I2ADR    0xE001C00C
+#define I2SCLH   0xE001C010
+#define I2SCLL   0xE001C014
+#define I2CONCLR 0xE001C018
+
+/* SPI */
+
+#define S0SPCR  0xE0020000
+#define S0SPSR  0xE0020004
+#define S0SPDR  0xE0020008
+#define S0SPCCR 0xE002000C
+#define S0SPINT 0xE002001C
+
+#define S1SPCR  0xE0030000
+#define S1SPSR  0xE0030004
+#define S1SPDR  0xE0030008
+#define S1SPCCR 0xE003000C
+#define S1SPINT 0xE003001C
+
+/* CAN controller */
+
+/* skip for now */
+
+/* Timers */
+
+#define T0IR  0xE0004000
+#define T0TCR 0xE0004004
+#define T0TC  0xE0004008
+#define T0PR  0xE000400C
+#define T0PC  0xE0004010
+#define T0MCR 0xE0004014
+#define T0MR0 0xE0004018
+#define T0MR1 0xE000401C
+#define T0MR2 0xE0004020
+#define T0MR3 0xE0004024
+#define T0CCR 0xE0004028
+#define T0CR0 0xE000402C
+#define T0CR1 0xE0004030
+#define T0CR2 0xE0004034
+#define T0CR3 0xE0004038
+#define T0EMR 0xE000403C
+
+#define T1IR  0xE0008000
+#define T1TCR 0xE0008004
+#define T1TC  0xE0008008
+#define T1PR  0xE000800C
+#define T1PC  0xE0008010
+#define T1MCR 0xE0008014
+#define T1MR0 0xE0008018
+#define T1MR1 0xE000801C
+#define T1MR2 0xE0008020
+#define T1MR3 0xE0008024
+#define T1CCR 0xE0008028
+#define T1CR0 0xE000802C
+#define T1CR1 0xE0008030
+#define T1CR2 0xE0008034
+#define T1CR3 0xE0008038
+#define T1EMR 0xE000803C
+
+/* PWM */
+
+/* skip for now */
+
+/* A/D converter */
+
+/* skip for now */
+
+/* Real Time Clock */
+
+/* skip for now */
+
+/* Watchdog */
+
+#define WDMOD  0xE0000000
+#define WDTC   0xE0000004
+#define WDFEED 0xE0000008
+#define WDTV   0xE000000C
+
+/* EmbeddedICE LOGIC */
+
+/* skip for now */
+
+#endif
diff --git a/include/asm-arm/arch-lpc2292/mmc.h b/include/asm-arm/arch-lpc2292/mmc.h
new file mode 100644
index 0000000..e664a5f
--- /dev/null
+++ b/include/asm-arm/arch-lpc2292/mmc.h
@@ -0,0 +1,22 @@
+/*
+ * A dummy header file for use with the LPC2292 port to keep the
+ * compiler happy.
+ *
+ * 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 _MMC_ARM_TDM_H_
+#define _MMC_ARM_TDM_H_
+#endif /* _MMC_ARM_TDM_H_ */
diff --git a/include/asm-arm/arch-lpc2292/spi.h b/include/asm-arm/arch-lpc2292/spi.h
new file mode 100644
index 0000000..6ae66e8
--- /dev/null
+++ b/include/asm-arm/arch-lpc2292/spi.h
@@ -0,0 +1,82 @@
+/*
+    This file defines the interface to the lpc22xx SPI module.
+    Copyright (C) 2006  Embedded Artists AB (www.embeddedartists.com)
+
+    This file may be included in software not adhering to the GPL.
+
+    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 SPI_H
+#define SPI_H
+
+#include <config.h>
+#include <common.h>
+#include <asm/errno.h>
+#include <asm/arch/hardware.h>
+
+#define SPIF 0x80
+
+#define spi_lock() disable_interrupts();
+#define spi_unlock() enable_interrupts();
+
+extern unsigned long spi_flags;
+extern unsigned char spi_idle;
+
+int spi_init(void);
+
+static inline unsigned char spi_read(void)
+{
+	unsigned char b;
+
+	PUT8(S0SPDR, spi_idle);
+	while (!(GET8(S0SPSR) & SPIF));
+	b = GET8(S0SPDR);
+
+	return b;
+}
+
+static inline void spi_write(unsigned char b)
+{
+	PUT8(S0SPDR, b);
+	while (!(GET8(S0SPSR) & SPIF));
+	GET8(S0SPDR);		/* this will clear the SPIF bit */
+}
+
+static inline void spi_set_clock(unsigned char clk_value)
+{
+	PUT8(S0SPCCR, clk_value);
+}
+
+static inline void spi_set_cfg(unsigned char phase,
+			       unsigned char polarity,
+			       unsigned char lsbf)
+{
+	unsigned char v = 0x20;	/* master bit set */
+
+	if (phase)
+		v |= 0x08;			/* set phase bit */
+	if (polarity) {
+		v |= 0x10;			/* set polarity bit */
+		spi_idle = 0xFF;
+	} else {
+		spi_idle = 0x00;
+	}
+	if (lsbf)
+		v |= 0x40;			/* set lsbf bit */
+
+	PUT8(S0SPCR, v);
+}
+#endif /* SPI_H */
diff --git a/include/configs/SMN42.h b/include/configs/SMN42.h
new file mode 100644
index 0000000..41330e9
--- /dev/null
+++ b/include/configs/SMN42.h
@@ -0,0 +1,198 @@
+/*
+ * (C) Copyright 2007
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Configuation settings for the SMN42 board from Siemens.
+ *
+ * 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 u-boot from ram
+ * so we MUST NOT initialize critical regs like mem-timing ...
+ */
+#undef CONFIG_INIT_CRITICAL		/* undef for developing */
+
+#undef CONFIG_SKIP_LOWLEVEL_INIT
+#undef CONFIG_SKIP_RELOCATE_UBOOT
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_ARM7		1	/* This is a ARM7 CPU	*/
+#define CONFIG_ARM_THUMB	1	/* this is an ARM720TDMI */
+#define CONFIG_LPC2292
+#undef  CONFIG_ARM7_REVD	 	/* disable ARM720 REV.D Workarounds */
+
+#undef CONFIG_USE_IRQ			/* don't need them anymore */
+
+/*
+ * 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 */
+
+/*
+ * Hardware drivers
+ */
+
+/*
+ * 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)
+
+/* enable I2C and select the hardware/software driver */
+#undef  CONFIG_HARD_I2C			/* I2C with hardware support	*/
+#define CONFIG_SOFT_I2C		1	/* I2C bit-banged		*/
+/* this would be 0xAE if E0, E1 and E2 were pulled high */
+#define CFG_I2C_SLAVE		0xA0
+#define CFG_I2C_EEPROM_ADDR	(0xA0 >> 1)
+#define CFG_I2C_EEPROM_ADDR_LEN 2 /* 16 bit address */
+#define CFG_EEPROM_PAGE_WRITE_BITS 6 /* 64 bytes per write */
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 20
+/* not used but required by devices.c */
+#define CFG_I2C_SPEED 10000
+
+#ifdef CONFIG_SOFT_I2C
+/*
+ * Software (bit-bang) I2C driver configuration
+ */
+#define SCL		0x00000004		/* P0.2 */
+#define SDA		0x00000008		/* P0.3 */
+
+#define	I2C_READ	((GET32(IO0PIN) & SDA) ? 1 : 0)
+#define	I2C_SDA(x)	{ if (x) PUT32(IO0SET, SDA); else PUT32(IO0CLR, SDA); }
+#define	I2C_SCL(x)	{ if (x) PUT32(IO0SET, SCL); else PUT32(IO0CLR, SCL); }
+#define	I2C_DELAY	{ udelay(100); }
+#define	I2C_ACTIVE	{ unsigned int i2ctmp; \
+ 					  i2ctmp = GET32(IO0DIR); \
+					  i2ctmp |= SDA; \
+					  PUT32(IO0DIR, i2ctmp); }
+#define	I2C_TRISTATE	{ unsigned int i2ctmp; \
+ 					      i2ctmp = GET32(IO0DIR); \
+					      i2ctmp &= ~SDA; \
+						  PUT32(IO0DIR, i2ctmp); }
+#endif /* CONFIG_SOFT_I2C */
+
+/*
+ * Supported commands
+ */
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_FAT		| \
+				CFG_CMD_MMC		| \
+				CFG_CMD_NET		| \
+				CFG_CMD_EEPROM	| \
+				CFG_CMD_PING)
+
+#define CONFIG_DOS_PARTITION
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_BOOTDELAY	5
+
+/*
+ * Miscellaneous configurable options
+ */
+#define	CFG_LONGHELP				/* undef to save memory		*/
+#define	CFG_PROMPT		"SMN42 # " /* 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	0x81800000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0x83000000	/* 24 MB in SRAM	*/
+
+#undef  CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */
+
+#define	CFG_LOAD_ADDR		0x81000000	/* default load address	for uClinux img is here*/
+
+#define CFG_SYS_CLK_FREQ        58982400        /* Hz */
+#define	CFG_HZ			2048		/* decrementer freq in Hz */
+
+						/* 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 bank of SRAM */
+#define PHYS_SDRAM_1		0x81000000 /* SRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE	0x02000000 /* 32 MB SRAM */
+
+/* This is the external flash */
+#define PHYS_FLASH_1		0x80000000 /* Flash Bank #1 */
+#define PHYS_FLASH_SIZE		0x01000000 /* 16 MB */
+
+/*-----------------------------------------------------------------------
+ * FLASH and environment organization
+ */
+
+/*
+ * The first entry in CFG_FLASH_BANKS_LIST is a dummy, but it must be present.
+ */
+#define CFG_FLASH_BANKS_LIST	{ 0, PHYS_FLASH_1 }
+#define CFG_FLASH_ADDR0			0x555
+#define CFG_FLASH_ADDR1			0x2AA
+#define CFG_FLASH_ERASE_TOUT	16384	/* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT	5	/* Timeout for Flash Write (in ms) */
+
+#define CFG_MAX_FLASH_SECT	128  /* max number of sectors on one chip    */
+
+#define CFG_MAX_FLASH_BANKS	2	/* max number of memory banks		*/
+
+#define	CFG_ENV_IS_IN_FLASH	1
+/* The Environment Sector is in the CPU-internal flash */
+#define CFG_FLASH_BASE		0
+#define CFG_ENV_OFFSET		0x3C000
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE + CFG_ENV_OFFSET)
+#define CFG_ENV_SIZE		0x2000 /* Total Size of Environment Sector	*/
+
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_MMC			1
+/* we use this ethernet chip */
+#define CONFIG_ENC28J60
+
+#endif	/* __CONFIG_H */