diff options
Diffstat (limited to 'include/asm-arm')
| -rw-r--r-- | include/asm-arm/arch-lpc2292/hardware.h | 33 | ||||
| -rw-r--r-- | include/asm-arm/arch-lpc2292/lpc2292_registers.h | 225 | ||||
| -rw-r--r-- | include/asm-arm/arch-lpc2292/mmc.h | 22 | ||||
| -rw-r--r-- | include/asm-arm/arch-lpc2292/spi.h | 82 |
4 files changed, 362 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 */ |