<http://www.digi.com/products/microprocessors/index.jsp>
+config ARCH_MXC
+ bool "Freescale MXC/iMX-based"
+ select ARCH_MTD_XIP
+ help
+ Support for Freescale MXC/iMX-based family of processors
+
config ARCH_PNX4008
bool "Philips Nexperia PNX4008 Mobile"
help
source "arch/arm/mach-at91/Kconfig"
+source "arch/arm/plat-mxc/Kconfig"
+
source "arch/arm/mach-netx/Kconfig"
source "arch/arm/mach-ns9xxx/Kconfig"
textofs-$(CONFIG_ARCH_NS9XXX) := 0x00108000
machine-$(CONFIG_ARCH_DAVINCI) := davinci
machine-$(CONFIG_ARCH_KS8695) := ks8695
+ incdir-$(CONFIG_ARCH_MXC) := mxc
+ machine-$(CONFIG_ARCH_MX3) := mx3
ifeq ($(CONFIG_ARCH_EBSA110),y)
# This is what happens if you forget the IOCS16 line.
core-$(CONFIG_PLAT_IOP) += arch/arm/plat-iop/
core-$(CONFIG_ARCH_OMAP) += arch/arm/plat-omap/
core-$(CONFIG_PLAT_S3C24XX) += arch/arm/plat-s3c24xx/
+core-$(CONFIG_ARCH_MXC) += arch/arm/plat-mxc/
drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
drivers-$(CONFIG_ARCH_CLPS7500) += drivers/acorn/char/
--- /dev/null
+menu "MX3 Options"
+ depends on ARCH_MX3
+
+config MACH_MX31ADS
+ bool "Support MX31ADS platforms"
+ default y
+ help
+ Include support for MX31ADS platform. This includes specific
+ configurations for the board and its peripherals.
+
+endmenu
+
--- /dev/null
+#
+# Makefile for the linux kernel.
+#
+
+# Object file lists.
+
+obj-y := mm.o time.o
+obj-$(CONFIG_MACH_MX31ADS) += mx31ads.o
--- /dev/null
+ zreladdr-y := 0x80008000
+params_phys-y := 0x80000100
+initrd_phys-y := 0x80800000
--- /dev/null
+/*
+ * Copyright (C) 1999,2000 Arm Limited
+ * Copyright (C) 2000 Deep Blue Solutions Ltd
+ * Copyright (C) 2002 Shane Nay (shane@minirl.com)
+ * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ * - add MX31 specific definitions
+ *
+ * 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
+ */
+
+#include <linux/mm.h>
+#include <linux/init.h>
+#include <asm/hardware.h>
+#include <asm/pgtable.h>
+#include <asm/mach/map.h>
+#include <asm/arch/common.h>
+
+/*!
+ * @file mm.c
+ *
+ * @brief This file creates static virtual to physical mappings, common to all MX3 boards.
+ *
+ * @ingroup Memory
+ */
+
+/*!
+ * This table defines static virtual address mappings for I/O regions.
+ * These are the mappings common across all MX3 boards.
+ */
+static struct map_desc mxc_io_desc[] __initdata = {
+ {
+ .virtual = X_MEMC_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(X_MEMC_BASE_ADDR),
+ .length = X_MEMC_SIZE,
+ .type = MT_DEVICE
+ }, {
+ .virtual = AVIC_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(AVIC_BASE_ADDR),
+ .length = AVIC_SIZE,
+ .type = MT_NONSHARED_DEVICE
+ },
+};
+
+/*!
+ * This function initializes the memory map. It is called during the
+ * system startup to create static physical to virtual memory mappings
+ * for the IO modules.
+ */
+void __init mxc_map_io(void)
+{
+ iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
+}
--- /dev/null
+/*
+ * Copyright (C) 2000 Deep Blue Solutions Ltd
+ * Copyright (C) 2002 Shane Nay (shane@minirl.com)
+ * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/serial_8250.h>
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/memory.h>
+#include <asm/mach/map.h>
+#include <asm/arch/common.h>
+
+/*!
+ * @file mx31ads.c
+ *
+ * @brief This file contains the board-specific initialization routines.
+ *
+ * @ingroup System
+ */
+
+#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
+/*!
+ * The serial port definition structure.
+ */
+static struct plat_serial8250_port serial_platform_data[] = {
+ {
+ .membase = (void *)(PBC_BASE_ADDRESS + PBC_SC16C652_UARTA),
+ .mapbase = (unsigned long)(CS4_BASE_ADDR + PBC_SC16C652_UARTA),
+ .irq = EXPIO_INT_XUART_INTA,
+ .uartclk = 14745600,
+ .regshift = 0,
+ .iotype = UPIO_MEM,
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ,
+ }, {
+ .membase = (void *)(PBC_BASE_ADDRESS + PBC_SC16C652_UARTB),
+ .mapbase = (unsigned long)(CS4_BASE_ADDR + PBC_SC16C652_UARTB),
+ .irq = EXPIO_INT_XUART_INTB,
+ .uartclk = 14745600,
+ .regshift = 0,
+ .iotype = UPIO_MEM,
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ,
+ },
+ {},
+};
+
+static struct platform_device serial_device = {
+ .name = "serial8250",
+ .id = 0,
+ .dev = {
+ .platform_data = serial_platform_data,
+ },
+};
+
+static int __init mxc_init_extuart(void)
+{
+ return platform_device_register(&serial_device);
+}
+#else
+static inline int mxc_init_extuart(void)
+{
+ return 0;
+}
+#endif
+
+/*!
+ * This structure defines static mappings for the i.MX31ADS board.
+ */
+static struct map_desc mx31ads_io_desc[] __initdata = {
+ {
+ .virtual = AIPS1_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
+ .length = AIPS1_SIZE,
+ .type = MT_NONSHARED_DEVICE
+ }, {
+ .virtual = SPBA0_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(SPBA0_BASE_ADDR),
+ .length = SPBA0_SIZE,
+ .type = MT_NONSHARED_DEVICE
+ }, {
+ .virtual = AIPS2_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
+ .length = AIPS2_SIZE,
+ .type = MT_NONSHARED_DEVICE
+ }, {
+ .virtual = CS4_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(CS4_BASE_ADDR),
+ .length = CS4_SIZE / 2,
+ .type = MT_DEVICE
+ },
+};
+
+/*!
+ * Set up static virtual mappings.
+ */
+void __init mx31ads_map_io(void)
+{
+ mxc_map_io();
+ iotable_init(mx31ads_io_desc, ARRAY_SIZE(mx31ads_io_desc));
+}
+
+/*!
+ * Board specific initialization.
+ */
+static void __init mxc_board_init(void)
+{
+ mxc_init_extuart();
+}
+
+/*
+ * The following uses standard kernel macros defined in arch.h in order to
+ * initialize __mach_desc_MX31ADS data structure.
+ */
+MACHINE_START(MX31ADS, "Freescale MX31ADS")
+ /* Maintainer: Freescale Semiconductor, Inc. */
+ .phys_io = AIPS1_BASE_ADDR,
+ .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+ .boot_params = PHYS_OFFSET + 0x100,
+ .map_io = mx31ads_map_io,
+ .init_irq = mxc_init_irq,
+ .init_machine = mxc_board_init,
+ .timer = &mxc_timer,
+MACHINE_END
--- /dev/null
+/*
+ * System Timer Interrupt reconfigured to run in free-run mode.
+ * Author: Vitaly Wool
+ * Copyright 2004 MontaVista Software Inc.
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*!
+ * @file time.c
+ * @brief This file contains OS tick and wdog timer implementations.
+ *
+ * This file contains OS tick and wdog timer implementations.
+ *
+ * @ingroup Timers
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <asm/hardware.h>
+#include <asm/mach/time.h>
+#include <asm/io.h>
+#include <asm/arch/common.h>
+
+/*!
+ * This is the timer interrupt service routine to do required tasks.
+ * It also services the WDOG timer at the frequency of twice per WDOG
+ * timeout value. For example, if the WDOG's timeout value is 4 (2
+ * seconds since the WDOG runs at 0.5Hz), it will be serviced once
+ * every 2/2=1 second.
+ *
+ * @param irq GPT interrupt source number (not used)
+ * @param dev_id this parameter is not used
+ * @return always returns \b IRQ_HANDLED as defined in
+ * include/linux/interrupt.h.
+ */
+static irqreturn_t mxc_timer_interrupt(int irq, void *dev_id)
+{
+ unsigned int next_match;
+
+ write_seqlock(&xtime_lock);
+
+ if (__raw_readl(MXC_GPT_GPTSR) & GPTSR_OF1) {
+ do {
+ timer_tick();
+ next_match = __raw_readl(MXC_GPT_GPTOCR1) + LATCH;
+ __raw_writel(GPTSR_OF1, MXC_GPT_GPTSR);
+ __raw_writel(next_match, MXC_GPT_GPTOCR1);
+ } while ((signed long)(next_match -
+ __raw_readl(MXC_GPT_GPTCNT)) <= 0);
+ }
+
+ write_sequnlock(&xtime_lock);
+
+ return IRQ_HANDLED;
+}
+
+/*!
+ * This function is used to obtain the number of microseconds since the last
+ * timer interrupt. Note that interrupts is disabled by do_gettimeofday().
+ *
+ * @return the number of microseconds since the last timer interrupt.
+ */
+static unsigned long mxc_gettimeoffset(void)
+{
+ unsigned long ticks_to_match, elapsed, usec, tick_usec, i;
+
+ /* Get ticks before next timer match */
+ ticks_to_match =
+ __raw_readl(MXC_GPT_GPTOCR1) - __raw_readl(MXC_GPT_GPTCNT);
+
+ /* We need elapsed ticks since last match */
+ elapsed = LATCH - ticks_to_match;
+
+ /* Now convert them to usec */
+ /* Insure no overflow when calculating the usec below */
+ for (i = 1, tick_usec = tick_nsec / 1000;; i *= 2) {
+ tick_usec /= i;
+ if ((0xFFFFFFFF / tick_usec) > elapsed)
+ break;
+ }
+ usec = (unsigned long)(elapsed * tick_usec) / (LATCH / i);
+
+ return usec;
+}
+
+/*!
+ * The OS tick timer interrupt structure.
+ */
+static struct irqaction timer_irq = {
+ .name = "MXC Timer Tick",
+ .flags = IRQF_DISABLED | IRQF_TIMER,
+ .handler = mxc_timer_interrupt
+};
+
+/*!
+ * This function is used to initialize the GPT to produce an interrupt
+ * based on HZ. It is called by start_kernel() during system startup.
+ */
+void __init mxc_init_time(void)
+{
+ u32 reg, v;
+ reg = __raw_readl(MXC_GPT_GPTCR);
+ reg &= ~GPTCR_ENABLE;
+ __raw_writel(reg, MXC_GPT_GPTCR);
+ reg |= GPTCR_SWR;
+ __raw_writel(reg, MXC_GPT_GPTCR);
+
+ while ((__raw_readl(MXC_GPT_GPTCR) & GPTCR_SWR) != 0)
+ cpu_relax();
+
+ reg = GPTCR_FRR | GPTCR_CLKSRC_HIGHFREQ;
+ __raw_writel(reg, MXC_GPT_GPTCR);
+
+ /* TODO: get timer rate from clk driver */
+ v = 66500000;
+
+ __raw_writel((v / CLOCK_TICK_RATE) - 1, MXC_GPT_GPTPR);
+
+ if ((v % CLOCK_TICK_RATE) != 0) {
+ pr_info("\nWARNING: Can't generate CLOCK_TICK_RATE at %d Hz\n",
+ CLOCK_TICK_RATE);
+ }
+ pr_info("Actual CLOCK_TICK_RATE is %d Hz\n",
+ v / ((__raw_readl(MXC_GPT_GPTPR) & 0xFFF) + 1));
+
+ reg = __raw_readl(MXC_GPT_GPTCNT);
+ reg += LATCH;
+ __raw_writel(reg, MXC_GPT_GPTOCR1);
+
+ setup_irq(MXC_INT_GPT, &timer_irq);
+
+ reg = __raw_readl(MXC_GPT_GPTCR);
+ reg =
+ GPTCR_FRR | GPTCR_CLKSRC_HIGHFREQ | GPTCR_STOPEN | GPTCR_DOZEN |
+ GPTCR_WAITEN | GPTCR_ENMOD | GPTCR_ENABLE;
+ __raw_writel(reg, MXC_GPT_GPTCR);
+
+ __raw_writel(GPTIR_OF1IE, MXC_GPT_GPTIR);
+}
+
+struct sys_timer mxc_timer = {
+ .init = mxc_init_time,
+ .offset = mxc_gettimeoffset,
+};
# ARMv6
config CPU_V6
bool "Support ARM V6 processor"
- depends on ARCH_INTEGRATOR || MACH_REALVIEW_EB || ARCH_OMAP2
+ depends on ARCH_INTEGRATOR || MACH_REALVIEW_EB || ARCH_OMAP2 || ARCH_MX3
+ default y if ARCH_MX3
select CPU_32v6
select CPU_ABRT_EV6
select CPU_CACHE_V6
config CPU_32v6K
bool "Support ARM V6K processor extensions" if !SMP
depends on CPU_V6
- default y if SMP
+ default y if SMP && !ARCH_MX3
help
Say Y here if your ARMv6 processor supports the 'K' extension.
This enables the kernel to use some instructions not present
--- /dev/null
+if ARCH_MXC
+
+menu "Freescale MXC Implementations"
+
+choice
+ prompt "MXC/iMX System Type"
+ default 0
+
+config ARCH_MX3
+ bool "MX3-based"
+ help
+ This enables support for systems based on the Freescale i.MX3 family
+
+endchoice
+
+source "arch/arm/mach-mx3/Kconfig"
+
+endmenu
+
+endif
--- /dev/null
+#
+# Makefile for the linux kernel.
+#
+
+# Common support
+obj-y := irq.o
+
+obj-m :=
+obj-n :=
+obj- :=
--- /dev/null
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <asm/hardware.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/mach/irq.h>
+#include <asm/arch/common.h>
+
+/*!
+ * Disable interrupt number "irq" in the AVIC
+ *
+ * @param irq interrupt source number
+ */
+static void mxc_mask_irq(unsigned int irq)
+{
+ __raw_writel(irq, AVIC_INTDISNUM);
+}
+
+/*!
+ * Enable interrupt number "irq" in the AVIC
+ *
+ * @param irq interrupt source number
+ */
+static void mxc_unmask_irq(unsigned int irq)
+{
+ __raw_writel(irq, AVIC_INTENNUM);
+}
+
+static struct irq_chip mxc_avic_chip = {
+ .mask_ack = mxc_mask_irq,
+ .mask = mxc_mask_irq,
+ .unmask = mxc_unmask_irq,
+};
+
+/*!
+ * This function initializes the AVIC hardware and disables all the
+ * interrupts. It registers the interrupt enable and disable functions
+ * to the kernel for each interrupt source.
+ */
+void __init mxc_init_irq(void)
+{
+ int i;
+ u32 reg;
+
+ /* put the AVIC into the reset value with
+ * all interrupts disabled
+ */
+ __raw_writel(0, AVIC_INTCNTL);
+ __raw_writel(0x1f, AVIC_NIMASK);
+
+ /* disable all interrupts */
+ __raw_writel(0, AVIC_INTENABLEH);
+ __raw_writel(0, AVIC_INTENABLEL);
+
+ /* all IRQ no FIQ */
+ __raw_writel(0, AVIC_INTTYPEH);
+ __raw_writel(0, AVIC_INTTYPEL);
+ for (i = 0; i < MXC_MAX_INT_LINES; i++) {
+ set_irq_chip(i, &mxc_avic_chip);
+ set_irq_handler(i, handle_level_irq);
+ set_irq_flags(i, IRQF_VALID);
+ }
+
+ /* Set WDOG2's interrupt the highest priority level (bit 28-31) */
+ reg = __raw_readl(AVIC_NIPRIORITY6);
+ reg |= (0xF << 28);
+ __raw_writel(reg, AVIC_NIPRIORITY6);
+
+ printk(KERN_INFO "MXC IRQ initialized\n");
+}
--- /dev/null
+/*
+ * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_BOARD_MX31ADS_H__
+#define __ASM_ARCH_MXC_BOARD_MX31ADS_H__
+
+/*!
+ * @name PBC Controller parameters
+ */
+/*! @{ */
+/*!
+ * Base address of PBC controller
+ */
+#define PBC_BASE_ADDRESS IO_ADDRESS(CS4_BASE_ADDR)
+/* Offsets for the PBC Controller register */
+/*!
+ * PBC Board status register offset
+ */
+#define PBC_BSTAT 0x000002
+/*!
+ * PBC Board control register 1 set address.
+ */
+#define PBC_BCTRL1_SET 0x000004
+/*!
+ * PBC Board control register 1 clear address.
+ */
+#define PBC_BCTRL1_CLEAR 0x000006
+/*!
+ * PBC Board control register 2 set address.
+ */
+#define PBC_BCTRL2_SET 0x000008
+/*!
+ * PBC Board control register 2 clear address.
+ */
+#define PBC_BCTRL2_CLEAR 0x00000A
+/*!
+ * PBC Board control register 3 set address.
+ */
+#define PBC_BCTRL3_SET 0x00000C
+/*!
+ * PBC Board control register 3 clear address.
+ */
+#define PBC_BCTRL3_CLEAR 0x00000E
+/*!
+ * PBC Board control register 4 set address.
+ */
+#define PBC_BCTRL4_SET 0x000010
+/*!
+ * PBC Board control register 4 clear address.
+ */
+#define PBC_BCTRL4_CLEAR 0x000012
+/*!
+ * PBC Board status register 1.
+ */
+#define PBC_BSTAT1 0x000014
+/*!
+ * PBC Board interrupt status register.
+ */
+#define PBC_INTSTATUS 0x000016
+/*!
+ * PBC Board interrupt current status register.
+ */
+#define PBC_INTCURR_STATUS 0x000018
+/*!
+ * PBC Interrupt mask register set address.
+ */
+#define PBC_INTMASK_SET 0x00001A
+/*!
+ * PBC Interrupt mask register clear address.
+ */
+#define PBC_INTMASK_CLEAR 0x00001C
+
+/*!
+ * External UART A.
+ */
+#define PBC_SC16C652_UARTA 0x010000
+/*!
+ * External UART B.
+ */
+#define PBC_SC16C652_UARTB 0x010010
+/*!
+ * Ethernet Controller IO base address.
+ */
+#define PBC_CS8900A_IOBASE 0x020000
+/*!
+ * Ethernet Controller Memory base address.
+ */
+#define PBC_CS8900A_MEMBASE 0x021000
+/*!
+ * Ethernet Controller DMA base address.
+ */
+#define PBC_CS8900A_DMABASE 0x022000
+/*!
+ * External chip select 0.
+ */
+#define PBC_XCS0 0x040000
+/*!
+ * LCD Display enable.
+ */
+#define PBC_LCD_EN_B 0x060000
+/*!
+ * Code test debug enable.
+ */
+#define PBC_CODE_B 0x070000
+/*!
+ * PSRAM memory select.
+ */
+#define PBC_PSRAM_B 0x5000000
+
+#define PBC_INTSTATUS_REG (PBC_INTSTATUS + PBC_BASE_ADDRESS)
+#define PBC_INTCURR_STATUS_REG (PBC_INTCURR_STATUS + PBC_BASE_ADDRESS)
+#define PBC_INTMASK_SET_REG (PBC_INTMASK_SET + PBC_BASE_ADDRESS)
+#define PBC_INTMASK_CLEAR_REG (PBC_INTMASK_CLEAR + PBC_BASE_ADDRESS)
+#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_4)
+
+#define EXPIO_INT_LOW_BAT (MXC_EXP_IO_BASE + 0)
+#define EXPIO_INT_PB_IRQ (MXC_EXP_IO_BASE + 1)
+#define EXPIO_INT_OTG_FS_OVR (MXC_EXP_IO_BASE + 2)
+#define EXPIO_INT_FSH_OVR (MXC_EXP_IO_BASE + 3)
+#define EXPIO_INT_RES4 (MXC_EXP_IO_BASE + 4)
+#define EXPIO_INT_RES5 (MXC_EXP_IO_BASE + 5)
+#define EXPIO_INT_RES6 (MXC_EXP_IO_BASE + 6)
+#define EXPIO_INT_RES7 (MXC_EXP_IO_BASE + 7)
+#define EXPIO_INT_ENET_INT (MXC_EXP_IO_BASE + 8)
+#define EXPIO_INT_OTG_FS_INT (MXC_EXP_IO_BASE + 9)
+#define EXPIO_INT_XUART_INTA (MXC_EXP_IO_BASE + 10)
+#define EXPIO_INT_XUART_INTB (MXC_EXP_IO_BASE + 11)
+#define EXPIO_INT_SYNTH_IRQ (MXC_EXP_IO_BASE + 12)
+#define EXPIO_INT_CE_INT1 (MXC_EXP_IO_BASE + 13)
+#define EXPIO_INT_CE_INT2 (MXC_EXP_IO_BASE + 14)
+#define EXPIO_INT_RES15 (MXC_EXP_IO_BASE + 15)
+
+#define MXC_MAX_EXP_IO_LINES 16
+
+#endif /* __ASM_ARCH_MXC_BOARD_MX31ADS_H__ */
--- /dev/null
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_COMMON_H__
+#define __ASM_ARCH_MXC_COMMON_H__
+
+struct sys_timer;
+
+extern void mxc_map_io(void);
+extern void mxc_init_irq(void);
+extern struct sys_timer mxc_timer;
+
+#endif
--- /dev/null
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_DMA_H__
+#define __ASM_ARCH_MXC_DMA_H__
+
+/*!
+ * @file dma.h
+ * @brief This file contains Unified DMA API for all MXC platforms.
+ * The API is platform independent.
+ *
+ * @ingroup SDMA
+ */
+#endif
--- /dev/null
+/*
+ * Copyright (C) 2007 Lennert Buytenhek <buytenh@wantstofly.org>
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+ @ this macro disables fast irq (not implemented)
+ .macro disable_fiq
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ @ this macro checks which interrupt occured
+ @ and returns its number in irqnr
+ @ and returns if an interrupt occured in irqstat
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \base, =AVIC_IO_ADDRESS(AVIC_BASE_ADDR)
+ @ Load offset & priority of the highest priority
+ @ interrupt pending from AVIC_NIVECSR
+ ldr \irqstat, [\base, #0x40]
+ @ Shift to get the decoded IRQ number, using ASR so
+ @ 'no interrupt pending' becomes 0xffffffff
+ mov \irqnr, \irqstat, asr #16
+ @ set zero flag if IRQ + 1 == 0
+ adds \tmp, \irqnr, #1
+ .endm
+
+ @ irq priority table (not used)
+ .macro irq_prio_table
+ .endm
--- /dev/null
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*!
+ * @file hardware.h
+ * @brief This file contains the hardware definitions of the board.
+ *
+ * @ingroup System
+ */
+#ifndef __ASM_ARCH_MXC_HARDWARE_H__
+#define __ASM_ARCH_MXC_HARDWARE_H__
+
+#include <asm/sizes.h>
+
+#include <asm/arch/mx31.h>
+
+#include <asm/arch/mxc.h>
+
+#define MXC_MAX_GPIO_LINES (GPIO_NUM_PIN * GPIO_PORT_NUM)
+
+/*
+ * ---------------------------------------------------------------------------
+ * Board specific defines
+ * ---------------------------------------------------------------------------
+ */
+#define MXC_EXP_IO_BASE (MXC_GPIO_INT_BASE + MXC_MAX_GPIO_LINES)
+
+#include <asm/arch/board-mx31ads.h>
+
+#ifndef MXC_MAX_EXP_IO_LINES
+#define MXC_MAX_EXP_IO_LINES 0
+#endif
+
+#define MXC_MAX_VIRTUAL_INTS 16
+#define MXC_VIRTUAL_INTS_BASE (MXC_EXP_IO_BASE + MXC_MAX_EXP_IO_LINES)
+#define MXC_SDIO1_CARD_IRQ MXC_VIRTUAL_INTS_BASE
+#define MXC_SDIO2_CARD_IRQ (MXC_VIRTUAL_INTS_BASE + 1)
+#define MXC_SDIO3_CARD_IRQ (MXC_VIRTUAL_INTS_BASE + 2)
+
+#define MXC_MAX_INTS (MXC_MAX_INT_LINES + \
+ MXC_MAX_GPIO_LINES + \
+ MXC_MAX_EXP_IO_LINES + \
+ MXC_MAX_VIRTUAL_INTS)
+
+#endif /* __ASM_ARCH_MXC_HARDWARE_H__ */
--- /dev/null
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*!
+ * @file io.h
+ * @brief This file contains some memory mapping macros.
+ * @note There is no real ISA or PCI buses. But have to define these macros
+ * for some drivers to compile.
+ *
+ * @ingroup System
+ */
+
+#ifndef __ASM_ARCH_MXC_IO_H__
+#define __ASM_ARCH_MXC_IO_H__
+
+/*! Allow IO space to be anywhere in the memory */
+#define IO_SPACE_LIMIT 0xffffffff
+
+/*!
+ * io address mapping macro
+ */
+#define __io(a) ((void __iomem *)(a))
+
+#define __mem_pci(a) (a)
+
+#endif
--- /dev/null
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_IRQS_H__
+#define __ASM_ARCH_MXC_IRQS_H__
+
+#include <asm/hardware.h>
+
+/*!
+ * @file irqs.h
+ * @brief This file defines the number of normal interrupts and fast interrupts
+ *
+ * @ingroup Interrupt
+ */
+
+#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_EXP_IO_BASE)
+
+#define MXC_IRQ_TO_GPIO(irq) ((irq) - MXC_GPIO_INT_BASE)
+#define MXC_GPIO_TO_IRQ(x) (MXC_GPIO_INT_BASE + x)
+
+/*!
+ * Number of normal interrupts
+ */
+#define NR_IRQS MXC_MAX_INTS
+
+/*!
+ * Number of fast interrupts
+ */
+#define NR_FIQS MXC_MAX_INTS
+
+#endif /* __ASM_ARCH_MXC_IRQS_H__ */
--- /dev/null
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_MEMORY_H__
+#define __ASM_ARCH_MXC_MEMORY_H__
+
+#include <asm/hardware.h>
+
+/*!
+ * @file memory.h
+ * @brief This file contains macros needed by the Linux kernel and drivers.
+ *
+ * @ingroup Memory
+ */
+
+/*!
+ * Virtual view <-> DMA view memory address translations
+ * This macro is used to translate the virtual address to an address
+ * suitable to be passed to set_dma_addr()
+ */
+#define __virt_to_bus(a) __virt_to_phys(a)
+
+/*!
+ * Used to convert an address for DMA operations to an address that the
+ * kernel can use.
+ */
+#define __bus_to_virt(a) __phys_to_virt(a)
+
+#endif /* __ASM_ARCH_MXC_MEMORY_H__ */
--- /dev/null
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_MX31_H__
+#define __ASM_ARCH_MXC_MX31_H__
+
+#ifndef __ASM_ARCH_MXC_HARDWARE_H__
+#error "Do not include directly."
+#endif
+
+/*!
+ * defines the hardware clock tick rate
+ */
+#define CLOCK_TICK_RATE 16625000
+
+/*
+ * MX31 memory map:
+ *
+ * Virt Phys Size What
+ * ---------------------------------------------------------------------------
+ * F8000000 1FFC0000 16K IRAM
+ * F9000000 30000000 256M L2CC
+ * FC000000 43F00000 1M AIPS 1
+ * FC100000 50000000 1M SPBA
+ * FC200000 53F00000 1M AIPS 2
+ * FC500000 60000000 128M ROMPATCH
+ * FC400000 68000000 128M AVIC
+ * 70000000 256M IPU (MAX M2)
+ * 80000000 256M CSD0 SDRAM/DDR
+ * 90000000 256M CSD1 SDRAM/DDR
+ * A0000000 128M CS0 Flash
+ * A8000000 128M CS1 Flash
+ * B0000000 32M CS2
+ * B2000000 32M CS3
+ * F4000000 B4000000 32M CS4
+ * B6000000 32M CS5
+ * FC320000 B8000000 64K NAND, SDRAM, WEIM, M3IF, EMI controllers
+ * C0000000 64M PCMCIA/CF
+ */
+
+#define CS0_BASE_ADDR 0xA0000000
+#define CS1_BASE_ADDR 0xA8000000
+#define CS2_BASE_ADDR 0xB0000000
+#define CS3_BASE_ADDR 0xB2000000
+
+#define CS4_BASE_ADDR 0xB4000000
+#define CS4_BASE_ADDR_VIRT 0xF4000000
+#define CS4_SIZE SZ_32M
+
+#define CS5_BASE_ADDR 0xB6000000
+#define PCMCIA_MEM_BASE_ADDR 0xBC000000
+
+/*
+ * IRAM
+ */
+#define IRAM_BASE_ADDR 0x1FFC0000 /* internal ram */
+#define IRAM_BASE_ADDR_VIRT 0xF8000000
+#define IRAM_SIZE SZ_16K
+
+/*
+ * L2CC
+ */
+#define L2CC_BASE_ADDR 0x30000000
+#define L2CC_BASE_ADDR_VIRT 0xF9000000
+#define L2CC_SIZE SZ_1M
+
+/*
+ * AIPS 1
+ */
+#define AIPS1_BASE_ADDR 0x43F00000
+#define AIPS1_BASE_ADDR_VIRT 0xFC000000
+#define AIPS1_SIZE SZ_1M
+
+#define MAX_BASE_ADDR (AIPS1_BASE_ADDR + 0x00004000)
+#define EVTMON_BASE_ADDR (AIPS1_BASE_ADDR + 0x00008000)
+#define CLKCTL_BASE_ADDR (AIPS1_BASE_ADDR + 0x0000C000)
+#define ETB_SLOT4_BASE_ADDR (AIPS1_BASE_ADDR + 0x00010000)
+#define ETB_SLOT5_BASE_ADDR (AIPS1_BASE_ADDR + 0x00014000)
+#define ECT_CTIO_BASE_ADDR (AIPS1_BASE_ADDR + 0x00018000)
+#define I2C_BASE_ADDR (AIPS1_BASE_ADDR + 0x00080000)
+#define I2C3_BASE_ADDR (AIPS1_BASE_ADDR + 0x00084000)
+#define OTG_BASE_ADDR (AIPS1_BASE_ADDR + 0x00088000)
+#define ATA_BASE_ADDR (AIPS1_BASE_ADDR + 0x0008C000)
+#define UART1_BASE_ADDR (AIPS1_BASE_ADDR + 0x00090000)
+#define UART2_BASE_ADDR (AIPS1_BASE_ADDR + 0x00094000)
+#define I2C2_BASE_ADDR (AIPS1_BASE_ADDR + 0x00098000)
+#define OWIRE_BASE_ADDR (AIPS1_BASE_ADDR + 0x0009C000)
+#define SSI1_BASE_ADDR (AIPS1_BASE_ADDR + 0x000A0000)
+#define CSPI1_BASE_ADDR (AIPS1_BASE_ADDR + 0x000A4000)
+#define KPP_BASE_ADDR (AIPS1_BASE_ADDR + 0x000A8000)
+#define IOMUXC_BASE_ADDR (AIPS1_BASE_ADDR + 0x000AC000)
+#define UART4_BASE_ADDR (AIPS1_BASE_ADDR + 0x000B0000)
+#define UART5_BASE_ADDR (AIPS1_BASE_ADDR + 0x000B4000)
+#define ECT_IP1_BASE_ADDR (AIPS1_BASE_ADDR + 0x000B8000)
+#define ECT_IP2_BASE_ADDR (AIPS1_BASE_ADDR + 0x000BC000)
+
+/*
+ * SPBA global module enabled #0
+ */
+#define SPBA0_BASE_ADDR 0x50000000
+#define SPBA0_BASE_ADDR_VIRT 0xFC100000
+#define SPBA0_SIZE SZ_1M
+
+#define MMC_SDHC1_BASE_ADDR (SPBA0_BASE_ADDR + 0x00004000)
+#define MMC_SDHC2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00008000)
+#define UART3_BASE_ADDR (SPBA0_BASE_ADDR + 0x0000C000)
+#define CSPI2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00010000)
+#define SSI2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00014000)
+#define SIM1_BASE_ADDR (SPBA0_BASE_ADDR + 0x00018000)
+#define IIM_BASE_ADDR (SPBA0_BASE_ADDR + 0x0001C000)
+#define ATA_DMA_BASE_ADDR (SPBA0_BASE_ADDR + 0x00020000)
+#define MSHC1_BASE_ADDR (SPBA0_BASE_ADDR + 0x00024000)
+#define MSHC2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00024000)
+#define SPBA_CTRL_BASE_ADDR (SPBA0_BASE_ADDR + 0x0003C000)
+
+/*
+ * AIPS 2
+ */
+#define AIPS2_BASE_ADDR 0x53F00000
+#define AIPS2_BASE_ADDR_VIRT 0xFC200000
+#define AIPS2_SIZE SZ_1M
+#define CCM_BASE_ADDR (AIPS2_BASE_ADDR + 0x00080000)
+#define CSPI3_BASE_ADDR (AIPS2_BASE_ADDR + 0x00084000)
+#define FIRI_BASE_ADDR (AIPS2_BASE_ADDR + 0x0008C000)
+#define GPT1_BASE_ADDR (AIPS2_BASE_ADDR + 0x00090000)
+#define EPIT1_BASE_ADDR (AIPS2_BASE_ADDR + 0x00094000)
+#define EPIT2_BASE_ADDR (AIPS2_BASE_ADDR + 0x00098000)
+#define GPIO3_BASE_ADDR (AIPS2_BASE_ADDR + 0x000A4000)
+#define SCC_BASE_ADDR (AIPS2_BASE_ADDR + 0x000AC000)
+#define SCM_BASE_ADDR (AIPS2_BASE_ADDR + 0x000AE000)
+#define SMN_BASE_ADDR (AIPS2_BASE_ADDR + 0x000AF000)
+#define RNGA_BASE_ADDR (AIPS2_BASE_ADDR + 0x000B0000)
+#define IPU_CTRL_BASE_ADDR (AIPS2_BASE_ADDR + 0x000C0000)
+#define AUDMUX_BASE_ADDR (AIPS2_BASE_ADDR + 0x000C4000)
+#define MPEG4_ENC_BASE_ADDR (AIPS2_BASE_ADDR + 0x000C8000)
+#define GPIO1_BASE_ADDR (AIPS2_BASE_ADDR + 0x000CC000)
+#define GPIO2_BASE_ADDR (AIPS2_BASE_ADDR + 0x000D0000)
+#define SDMA_BASE_ADDR (AIPS2_BASE_ADDR + 0x000D4000)
+#define RTC_BASE_ADDR (AIPS2_BASE_ADDR + 0x000D8000)
+#define WDOG_BASE_ADDR (AIPS2_BASE_ADDR + 0x000DC000)
+#define PWM_BASE_ADDR (AIPS2_BASE_ADDR + 0x000E0000)
+#define RTIC_BASE_ADDR (AIPS2_BASE_ADDR + 0x000EC000)
+
+/*
+ * ROMP and AVIC
+ */
+#define ROMP_BASE_ADDR 0x60000000
+#define ROMP_BASE_ADDR_VIRT 0xFC500000
+#define ROMP_SIZE SZ_1M
+
+#define AVIC_BASE_ADDR 0x68000000
+#define AVIC_BASE_ADDR_VIRT 0xFC400000
+#define AVIC_SIZE SZ_1M
+
+/*
+ * NAND, SDRAM, WEIM, M3IF, EMI controllers
+ */
+#define X_MEMC_BASE_ADDR 0xB8000000
+#define X_MEMC_BASE_ADDR_VIRT 0xFC320000
+#define X_MEMC_SIZE SZ_64K
+
+#define NFC_BASE_ADDR (X_MEMC_BASE_ADDR + 0x0000)
+#define ESDCTL_BASE_ADDR (X_MEMC_BASE_ADDR + 0x1000)
+#define WEIM_BASE_ADDR (X_MEMC_BASE_ADDR + 0x2000)
+#define M3IF_BASE_ADDR (X_MEMC_BASE_ADDR + 0x3000)
+#define EMI_CTL_BASE_ADDR (X_MEMC_BASE_ADDR + 0x4000)
+#define PCMCIA_CTL_BASE_ADDR EMI_CTL_BASE_ADDR
+
+/*
+ * Memory regions and CS
+ */
+#define IPU_MEM_BASE_ADDR 0x70000000
+#define CSD0_BASE_ADDR 0x80000000
+#define CSD1_BASE_ADDR 0x90000000
+#define CS0_BASE_ADDR 0xA0000000
+#define CS1_BASE_ADDR 0xA8000000
+#define CS2_BASE_ADDR 0xB0000000
+#define CS3_BASE_ADDR 0xB2000000
+
+#define CS4_BASE_ADDR 0xB4000000
+#define CS4_BASE_ADDR_VIRT 0xF4000000
+#define CS4_SIZE SZ_32M
+
+#define CS5_BASE_ADDR 0xB6000000
+#define PCMCIA_MEM_BASE_ADDR 0xBC000000
+
+/*!
+ * This macro defines the physical to virtual address mapping for all the
+ * peripheral modules. It is used by passing in the physical address as x
+ * and returning the virtual address. If the physical address is not mapped,
+ * it returns 0xDEADBEEF
+ */
+#define IO_ADDRESS(x) \
+ (((x >= IRAM_BASE_ADDR) && (x < (IRAM_BASE_ADDR + IRAM_SIZE))) ? IRAM_IO_ADDRESS(x):\
+ ((x >= L2CC_BASE_ADDR) && (x < (L2CC_BASE_ADDR + L2CC_SIZE))) ? L2CC_IO_ADDRESS(x):\
+ ((x >= AIPS1_BASE_ADDR) && (x < (AIPS1_BASE_ADDR + AIPS1_SIZE))) ? AIPS1_IO_ADDRESS(x):\
+ ((x >= SPBA0_BASE_ADDR) && (x < (SPBA0_BASE_ADDR + SPBA0_SIZE))) ? SPBA0_IO_ADDRESS(x):\
+ ((x >= AIPS2_BASE_ADDR) && (x < (AIPS2_BASE_ADDR + AIPS2_SIZE))) ? AIPS2_IO_ADDRESS(x):\
+ ((x >= ROMP_BASE_ADDR) && (x < (ROMP_BASE_ADDR + ROMP_SIZE))) ? ROMP_IO_ADDRESS(x):\
+ ((x >= AVIC_BASE_ADDR) && (x < (AVIC_BASE_ADDR + AVIC_SIZE))) ? AVIC_IO_ADDRESS(x):\
+ ((x >= CS4_BASE_ADDR) && (x < (CS4_BASE_ADDR + CS4_SIZE))) ? CS4_IO_ADDRESS(x):\
+ ((x >= X_MEMC_BASE_ADDR) && (x < (X_MEMC_BASE_ADDR + X_MEMC_SIZE))) ? X_MEMC_IO_ADDRESS(x):\
+ 0xDEADBEEF)
+
+/*
+ * define the address mapping macros: in physical address order
+ */
+
+#define IRAM_IO_ADDRESS(x) \
+ (((x) - IRAM_BASE_ADDR) + IRAM_BASE_ADDR_VIRT)
+
+#define L2CC_IO_ADDRESS(x) \
+ (((x) - L2CC_BASE_ADDR) + L2CC_BASE_ADDR_VIRT)
+
+#define AIPS1_IO_ADDRESS(x) \
+ (((x) - AIPS1_BASE_ADDR) + AIPS1_BASE_ADDR_VIRT)
+
+#define SPBA0_IO_ADDRESS(x) \
+ (((x) - SPBA0_BASE_ADDR) + SPBA0_BASE_ADDR_VIRT)
+
+#define AIPS2_IO_ADDRESS(x) \
+ (((x) - AIPS2_BASE_ADDR) + AIPS2_BASE_ADDR_VIRT)
+
+#define ROMP_IO_ADDRESS(x) \
+ (((x) - ROMP_BASE_ADDR) + ROMP_BASE_ADDR_VIRT)
+
+#define AVIC_IO_ADDRESS(x) \
+ (((x) - AVIC_BASE_ADDR) + AVIC_BASE_ADDR_VIRT)
+
+#define CS4_IO_ADDRESS(x) \
+ (((x) - CS4_BASE_ADDR) + CS4_BASE_ADDR_VIRT)
+
+#define X_MEMC_IO_ADDRESS(x) \
+ (((x) - X_MEMC_BASE_ADDR) + X_MEMC_BASE_ADDR_VIRT)
+
+#define PCMCIA_IO_ADDRESS(x) \
+ (((x) - X_MEMC_BASE_ADDR) + X_MEMC_BASE_ADDR_VIRT)
+
+/* Start of physical RAM - On many MX31 platforms, this is the first SDRAM bank (CSD0) */
+#define PHYS_OFFSET CSD0_BASE_ADDR
+
+/*
+ * Interrupt numbers
+ */
+#define MXC_INT_PEN_ADS7843 0
+#define MXC_INT_RESV1 1
+#define MXC_INT_CS8900A 2
+#define MXC_INT_I2C3 3
+#define MXC_INT_I2C2 4
+#define MXC_INT_MPEG4_ENCODER 5
+#define MXC_INT_RTIC 6
+#define MXC_INT_FIRI 7
+#define MXC_INT_MMC_SDHC2 8
+#define MXC_INT_MMC_SDHC1 9
+#define MXC_INT_I2C 10
+#define MXC_INT_SSI2 11
+#define MXC_INT_SSI1 12
+#define MXC_INT_CSPI2 13
+#define MXC_INT_CSPI1 14
+#define MXC_INT_ATA 15
+#define MXC_INT_MBX 16
+#define MXC_INT_CSPI3 17
+#define MXC_INT_UART3 18
+#define MXC_INT_IIM 19
+#define MXC_INT_SIM2 20
+#define MXC_INT_SIM1 21
+#define MXC_INT_RNGA 22
+#define MXC_INT_EVTMON 23
+#define MXC_INT_KPP 24
+#define MXC_INT_RTC 25
+#define MXC_INT_PWM 26
+#define MXC_INT_EPIT2 27
+#define MXC_INT_EPIT1 28
+#define MXC_INT_GPT 29
+#define MXC_INT_RESV30 30
+#define MXC_INT_RESV31 31
+#define MXC_INT_UART2 32
+#define MXC_INT_NANDFC 33
+#define MXC_INT_SDMA 34
+#define MXC_INT_USB1 35
+#define MXC_INT_USB2 36
+#define MXC_INT_USB3 37
+#define MXC_INT_USB4 38
+#define MXC_INT_MSHC1 39
+#define MXC_INT_MSHC2 40
+#define MXC_INT_IPU_ERR 41
+#define MXC_INT_IPU_SYN 42
+#define MXC_INT_RESV43 43
+#define MXC_INT_RESV44 44
+#define MXC_INT_UART1 45
+#define MXC_INT_UART4 46
+#define MXC_INT_UART5 47
+#define MXC_INT_ECT 48
+#define MXC_INT_SCC_SCM 49
+#define MXC_INT_SCC_SMN 50
+#define MXC_INT_GPIO2 51
+#define MXC_INT_GPIO1 52
+#define MXC_INT_CCM 53
+#define MXC_INT_PCMCIA 54
+#define MXC_INT_WDOG 55
+#define MXC_INT_GPIO3 56
+#define MXC_INT_RESV57 57
+#define MXC_INT_EXT_POWER 58
+#define MXC_INT_EXT_TEMPER 59
+#define MXC_INT_EXT_SENSOR60 60
+#define MXC_INT_EXT_SENSOR61 61
+#define MXC_INT_EXT_WDOG 62
+#define MXC_INT_EXT_TV 63
+
+#define MXC_MAX_INT_LINES 64
+
+#define MXC_GPIO_INT_BASE MXC_MAX_INT_LINES
+
+/*!
+ * Number of GPIO port as defined in the IC Spec
+ */
+#define GPIO_PORT_NUM 3
+/*!
+ * Number of GPIO pins per port
+ */
+#define GPIO_NUM_PIN 32
+
+#define PROD_SIGNATURE 0x1 /* For MX31 */
+
+#define SYSTEM_REV_MIN CHIP_REV_1_0
+#define SYSTEM_REV_NUM 3
+
+#endif /* __ASM_ARCH_MXC_MX31_H__ */
--- /dev/null
+/*
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_H__
+#define __ASM_ARCH_MXC_H__
+
+#ifndef __ASM_ARCH_MXC_HARDWARE_H__
+#error "Do not include directly."
+#endif
+
+/*
+ *****************************************
+ * GPT Register definitions *
+ *****************************************
+ */
+#define MXC_GPT_GPTCR IO_ADDRESS(GPT1_BASE_ADDR + 0x00)
+#define MXC_GPT_GPTPR IO_ADDRESS(GPT1_BASE_ADDR + 0x04)
+#define MXC_GPT_GPTSR IO_ADDRESS(GPT1_BASE_ADDR + 0x08)
+#define MXC_GPT_GPTIR IO_ADDRESS(GPT1_BASE_ADDR + 0x0C)
+#define MXC_GPT_GPTOCR1 IO_ADDRESS(GPT1_BASE_ADDR + 0x10)
+#define MXC_GPT_GPTOCR2 IO_ADDRESS(GPT1_BASE_ADDR + 0x14)
+#define MXC_GPT_GPTOCR3 IO_ADDRESS(GPT1_BASE_ADDR + 0x18)
+#define MXC_GPT_GPTICR1 IO_ADDRESS(GPT1_BASE_ADDR + 0x1C)
+#define MXC_GPT_GPTICR2 IO_ADDRESS(GPT1_BASE_ADDR + 0x20)
+#define MXC_GPT_GPTCNT IO_ADDRESS(GPT1_BASE_ADDR + 0x24)
+
+/*!
+ * GPT Control register bit definitions
+ */
+#define GPTCR_FO3 (1 << 31)
+#define GPTCR_FO2 (1 << 30)
+#define GPTCR_FO1 (1 << 29)
+
+#define GPTCR_OM3_SHIFT 26
+#define GPTCR_OM3_MASK (7 << GPTCR_OM3_SHIFT)
+#define GPTCR_OM3_DISCONNECTED (0 << GPTCR_OM3_SHIFT)
+#define GPTCR_OM3_TOGGLE (1 << GPTCR_OM3_SHIFT)
+#define GPTCR_OM3_CLEAR (2 << GPTCR_OM3_SHIFT)
+#define GPTCR_OM3_SET (3 << GPTCR_OM3_SHIFT)
+#define GPTCR_OM3_GENERATE_LOW (7 << GPTCR_OM3_SHIFT)
+
+#define GPTCR_OM2_SHIFT 23
+#define GPTCR_OM2_MASK (7 << GPTCR_OM2_SHIFT)
+#define GPTCR_OM2_DISCONNECTED (0 << GPTCR_OM2_SHIFT)
+#define GPTCR_OM2_TOGGLE (1 << GPTCR_OM2_SHIFT)
+#define GPTCR_OM2_CLEAR (2 << GPTCR_OM2_SHIFT)
+#define GPTCR_OM2_SET (3 << GPTCR_OM2_SHIFT)
+#define GPTCR_OM2_GENERATE_LOW (7 << GPTCR_OM2_SHIFT)
+
+#define GPTCR_OM1_SHIFT 20
+#define GPTCR_OM1_MASK (7 << GPTCR_OM1_SHIFT)
+#define GPTCR_OM1_DISCONNECTED (0 << GPTCR_OM1_SHIFT)
+#define GPTCR_OM1_TOGGLE (1 << GPTCR_OM1_SHIFT)
+#define GPTCR_OM1_CLEAR (2 << GPTCR_OM1_SHIFT)
+#define GPTCR_OM1_SET (3 << GPTCR_OM1_SHIFT)
+#define GPTCR_OM1_GENERATE_LOW (7 << GPTCR_OM1_SHIFT)
+
+#define GPTCR_IM2_SHIFT 18
+#define GPTCR_IM2_MASK (3 << GPTCR_IM2_SHIFT)
+#define GPTCR_IM2_CAPTURE_DISABLE (0 << GPTCR_IM2_SHIFT)
+#define GPTCR_IM2_CAPTURE_RISING (1 << GPTCR_IM2_SHIFT)
+#define GPTCR_IM2_CAPTURE_FALLING (2 << GPTCR_IM2_SHIFT)
+#define GPTCR_IM2_CAPTURE_BOTH (3 << GPTCR_IM2_SHIFT)
+
+#define GPTCR_IM1_SHIFT 16
+#define GPTCR_IM1_MASK (3 << GPTCR_IM1_SHIFT)
+#define GPTCR_IM1_CAPTURE_DISABLE (0 << GPTCR_IM1_SHIFT)
+#define GPTCR_IM1_CAPTURE_RISING (1 << GPTCR_IM1_SHIFT)
+#define GPTCR_IM1_CAPTURE_FALLING (2 << GPTCR_IM1_SHIFT)
+#define GPTCR_IM1_CAPTURE_BOTH (3 << GPTCR_IM1_SHIFT)
+
+#define GPTCR_SWR (1 << 15)
+#define GPTCR_FRR (1 << 9)
+
+#define GPTCR_CLKSRC_SHIFT 6
+#define GPTCR_CLKSRC_MASK (7 << GPTCR_CLKSRC_SHIFT)
+#define GPTCR_CLKSRC_NOCLOCK (0 << GPTCR_CLKSRC_SHIFT)
+#define GPTCR_CLKSRC_HIGHFREQ (2 << GPTCR_CLKSRC_SHIFT)
+#define GPTCR_CLKSRC_CLKIN (3 << GPTCR_CLKSRC_SHIFT)
+#define GPTCR_CLKSRC_CLK32K (7 << GPTCR_CLKSRC_SHIFT)
+
+#define GPTCR_STOPEN (1 << 5)
+#define GPTCR_DOZEN (1 << 4)
+#define GPTCR_WAITEN (1 << 3)
+#define GPTCR_DBGEN (1 << 2)
+
+#define GPTCR_ENMOD (1 << 1)
+#define GPTCR_ENABLE (1 << 0)
+
+#define GPTSR_OF1 (1 << 0)
+#define GPTSR_OF2 (1 << 1)
+#define GPTSR_OF3 (1 << 2)
+#define GPTSR_IF1 (1 << 3)
+#define GPTSR_IF2 (1 << 4)
+#define GPTSR_ROV (1 << 5)
+
+#define GPTIR_OF1IE GPTSR_OF1
+#define GPTIR_OF2IE GPTSR_OF2
+#define GPTIR_OF3IE GPTSR_OF3
+#define GPTIR_IF1IE GPTSR_IF1
+#define GPTIR_IF2IE GPTSR_IF2
+#define GPTIR_ROVIE GPTSR_ROV
+
+/*
+ *****************************************
+ * AVIC Registers *
+ *****************************************
+ */
+#define AVIC_BASE IO_ADDRESS(AVIC_BASE_ADDR)
+#define AVIC_INTCNTL (AVIC_BASE + 0x00) /* int control reg */
+#define AVIC_NIMASK (AVIC_BASE + 0x04) /* int mask reg */
+#define AVIC_INTENNUM (AVIC_BASE + 0x08) /* int enable number reg */
+#define AVIC_INTDISNUM (AVIC_BASE + 0x0C) /* int disable number reg */
+#define AVIC_INTENABLEH (AVIC_BASE + 0x10) /* int enable reg high */
+#define AVIC_INTENABLEL (AVIC_BASE + 0x14) /* int enable reg low */
+#define AVIC_INTTYPEH (AVIC_BASE + 0x18) /* int type reg high */
+#define AVIC_INTTYPEL (AVIC_BASE + 0x1C) /* int type reg low */
+#define AVIC_NIPRIORITY7 (AVIC_BASE + 0x20) /* norm int priority lvl7 */
+#define AVIC_NIPRIORITY6 (AVIC_BASE + 0x24) /* norm int priority lvl6 */
+#define AVIC_NIPRIORITY5 (AVIC_BASE + 0x28) /* norm int priority lvl5 */
+#define AVIC_NIPRIORITY4 (AVIC_BASE + 0x2C) /* norm int priority lvl4 */
+#define AVIC_NIPRIORITY3 (AVIC_BASE + 0x30) /* norm int priority lvl3 */
+#define AVIC_NIPRIORITY2 (AVIC_BASE + 0x34) /* norm int priority lvl2 */
+#define AVIC_NIPRIORITY1 (AVIC_BASE + 0x38) /* norm int priority lvl1 */
+#define AVIC_NIPRIORITY0 (AVIC_BASE + 0x3C) /* norm int priority lvl0 */
+#define AVIC_NIVECSR (AVIC_BASE + 0x40) /* norm int vector/status */
+#define AVIC_FIVECSR (AVIC_BASE + 0x44) /* fast int vector/status */
+#define AVIC_INTSRCH (AVIC_BASE + 0x48) /* int source reg high */
+#define AVIC_INTSRCL (AVIC_BASE + 0x4C) /* int source reg low */
+#define AVIC_INTFRCH (AVIC_BASE + 0x50) /* int force reg high */
+#define AVIC_INTFRCL (AVIC_BASE + 0x54) /* int force reg low */
+#define AVIC_NIPNDH (AVIC_BASE + 0x58) /* norm int pending high */
+#define AVIC_NIPNDL (AVIC_BASE + 0x5C) /* norm int pending low */
+#define AVIC_FIPNDH (AVIC_BASE + 0x60) /* fast int pending high */
+#define AVIC_FIPNDL (AVIC_BASE + 0x64) /* fast int pending low */
+
+#define SYSTEM_PREV_REG IO_ADDRESS(IIM_BASE_ADDR + 0x20)
+#define SYSTEM_SREV_REG IO_ADDRESS(IIM_BASE_ADDR + 0x24)
+#define IIM_PROD_REV_SH 3
+#define IIM_PROD_REV_LEN 5
+
+#endif /* __ASM_ARCH_MXC_H__ */
--- /dev/null
+/*
+ * Copyright (C) 1999 ARM Limited
+ * Copyright (C) 2000 Deep Blue Solutions Ltd
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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 __ASM_ARCH_MXC_SYSTEM_H__
+#define __ASM_ARCH_MXC_SYSTEM_H__
+
+/*!
+ * @file system.h
+ * @brief This file contains idle and reset functions.
+ *
+ * @ingroup System
+ */
+
+/*!
+ * This function puts the CPU into idle mode. It is called by default_idle()
+ * in process.c file.
+ */
+static inline void arch_idle(void)
+{
+ cpu_do_idle();
+}
+
+/*
+ * This function resets the system. It is called by machine_restart().
+ *
+ * @param mode indicates different kinds of resets
+ */
+static inline void arch_reset(char mode)
+{
+ cpu_reset(0);
+}
+
+#endif /* __ASM_ARCH_MXC_SYSTEM_H__ */
--- /dev/null
+/*
+ * Copyright (C) 1999 ARM Limited
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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 __ASM_ARCH_MXC_TIMEX_H__
+#define __ASM_ARCH_MXC_TIMEX_H__
+
+#include <asm/hardware.h> /* for CLOCK_TICK_RATE */
+
+#endif /* __ASM_ARCH_MXC_TIMEX_H__ */
--- /dev/null
+/*
+ * include/asm-arm/arch-mxc/uncompress.h
+ *
+ *
+ *
+ * Copyright (C) 1999 ARM Limited
+ * Copyright (C) Shane Nay (shane@minirl.com)
+ *
+ * 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 __ASM_ARCH_MXC_UNCOMPRESS_H__
+#define __ASM_ARCH_MXC_UNCOMPRESS_H__
+
+#define __MXC_BOOT_UNCOMPRESS
+
+#include <asm/hardware.h>
+#include <asm/processor.h>
+
+#define UART(x) (*(volatile unsigned long *)(serial_port + (x)))
+
+#define USR2 0x98
+#define USR2_TXFE (1<<14)
+#define TXR 0x40
+#define UCR1 0x80
+#define UCR1_UARTEN 1
+
+/*
+ * The following code assumes the serial port has already been
+ * initialized by the bootloader. We search for the first enabled
+ * port in the most probable order. If you didn't setup a port in
+ * your bootloader then nothing will appear (which might be desired).
+ *
+ * This does not append a newline
+ */
+
+static void putc(int ch)
+{
+ static unsigned long serial_port = 0;
+
+ if (unlikely(serial_port == 0)) {
+ do {
+ serial_port = UART1_BASE_ADDR;
+ if (UART(UCR1) & UCR1_UARTEN)
+ break;
+ serial_port = UART2_BASE_ADDR;
+ if (UART(UCR1) & UCR1_UARTEN)
+ break;
+ return;
+ } while (0);
+ }
+
+ while (!(UART(USR2) & USR2_TXFE))
+ cpu_relax();
+
+ UART(TXR) = ch;
+}
+
+#define flush() do { } while (0)
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+
+#define arch_decomp_wdog()
+
+#endif /* __ASM_ARCH_MXC_UNCOMPRESS_H__ */
--- /dev/null
+/*
+ * Copyright (C) 2000 Russell King.
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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 __ASM_ARCH_MXC_VMALLOC_H__
+#define __ASM_ARCH_MXC_VMALLOC_H__
+
+/*!
+ * @file vmalloc.h
+ *
+ * @brief This file contains platform specific macros for vmalloc.
+ *
+ * @ingroup System
+ */
+
+/*!
+ * vmalloc ending address
+ */
+#define VMALLOC_END 0xF4000000
+
+#endif /* __ASM_ARCH_MXC_VMALLOC_H__ */
projects / linux-2.6 / commitdiff