[U-Boot] [PATCH 1/7] mx27: basic cpu support
Ilya Yanok
yanok at emcraft.com
Wed May 20 01:55:55 CEST 2009
This patch adds generic code to support Freescale's i.MX27 SoCs.
Signed-off-by: Ilya Yanok <yanok at emcraft.com>
---
cpu/arm926ejs/mx27/Makefile | 44 +++
cpu/arm926ejs/mx27/generic.c | 237 ++++++++++++++
cpu/arm926ejs/mx27/interrupt.c | 201 ++++++++++++
include/asm-arm/arch-mx27/asm-offsets.h | 16 +
include/asm-arm/arch-mx27/clock.h | 17 +
include/asm-arm/arch-mx27/imx-regs.h | 508 +++++++++++++++++++++++++++++++
6 files changed, 1023 insertions(+), 0 deletions(-)
create mode 100644 cpu/arm926ejs/mx27/Makefile
create mode 100644 cpu/arm926ejs/mx27/generic.c
create mode 100644 cpu/arm926ejs/mx27/interrupt.c
create mode 100644 include/asm-arm/arch-mx27/asm-offsets.h
create mode 100644 include/asm-arm/arch-mx27/clock.h
create mode 100644 include/asm-arm/arch-mx27/imx-regs.h
diff --git a/cpu/arm926ejs/mx27/Makefile b/cpu/arm926ejs/mx27/Makefile
new file mode 100644
index 0000000..c86f3c2
--- /dev/null
+++ b/cpu/arm926ejs/mx27/Makefile
@@ -0,0 +1,44 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+#
+# 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
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(SOC).a
+
+COBJS = interrupt.o generic.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
+
+all: $(obj).depend $(LIB)
+
+$(LIB): $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/cpu/arm926ejs/mx27/generic.c b/cpu/arm926ejs/mx27/generic.c
new file mode 100644
index 0000000..850d5e6
--- /dev/null
+++ b/cpu/arm926ejs/mx27/generic.c
@@ -0,0 +1,237 @@
+/*
+ * Copyright (c) 2008 Eric Jarrige <eric.jarrige at armadeus.org>
+ * Copyright (c) 2009 Ilya Yanok <yanok at emcraft.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
+ */
+
+#include <common.h>
+#include <div64.h>
+#include <asm/io.h>
+#include <asm/arch/imx-regs.h>
+
+/*
+ * get the system pll clock in Hz
+ *
+ * mfi + mfn / (mfd +1)
+ * f = 2 * f_ref * --------------------
+ * pd + 1
+ */
+unsigned int imx_decode_pll(unsigned int pll, unsigned int f_ref)
+{
+ unsigned int mfi = (pll >> 10) & 0xf;
+ unsigned int mfn = pll & 0x3ff;
+ unsigned int mfd = (pll >> 16) & 0x3ff;
+ unsigned int pd = (pll >> 26) & 0xf;
+
+ mfi = mfi <= 5 ? 5 : mfi;
+
+ return lldiv(2 * (u64)f_ref * (mfi * (mfd + 1) + mfn),
+ (mfd + 1) * (pd + 1));
+}
+
+static ulong clk_in_32k(void)
+{
+ return 1024 * CONFIG_MX27_CLK32;
+}
+
+static ulong clk_in_26m(void)
+{
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+
+ if (readl(&pll->CSCR) & CSCR_OSC26M_DIV1P5) {
+ /* divide by 1.5 */
+ return 26000000 * 2 / 3;
+ } else {
+ return 26000000;
+ }
+}
+
+ulong imx_get_mpllclk(void)
+{
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+ ulong cscr = readl(&pll->CSCR);
+ ulong fref;
+
+ if (cscr & CSCR_MCU_SEL)
+ fref = clk_in_26m();
+ else
+ fref = clk_in_32k();
+
+ return imx_decode_pll(readl(&pll->MPCTL0), fref);
+}
+
+ulong imx_get_armclk(void)
+{
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+ ulong cscr = readl(&pll->CSCR);
+ ulong fref = imx_get_mpllclk();
+ ulong div;
+
+ if (!(cscr & CSCR_ARM_SRC_MPLL))
+ fref = lldiv((fref * 2), 3);
+
+ div = ((cscr >> 12) & 0x3) + 1;
+
+ return lldiv(fref, div);
+}
+
+ulong imx_get_ahbclk(void)
+{
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+ ulong cscr = readl(&pll->CSCR);
+ ulong fref = imx_get_mpllclk();
+ ulong div;
+
+ div = ((cscr >> 8) & 0x3) + 1;
+
+ return lldiv(fref * 2, 3 * div);
+}
+
+ulong imx_get_spllclk(void)
+{
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+ ulong cscr = readl(&pll->CSCR);
+ ulong fref;
+
+ if (cscr & CSCR_SP_SEL)
+ fref = clk_in_26m();
+ else
+ fref = clk_in_32k();
+
+ return imx_decode_pll(readl(&pll->SPCTL0), fref);
+}
+
+static ulong imx_decode_perclk(ulong div)
+{
+ return lldiv((imx_get_mpllclk() * 2), (div * 3));
+}
+
+ulong imx_get_perclk1(void)
+{
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+
+ return imx_decode_perclk((readl(&pll->PCDR1) & 0x3f) + 1);
+}
+
+ulong imx_get_perclk2(void)
+{
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+
+ return imx_decode_perclk(((readl(&pll->PCDR1) >> 8) & 0x3f) + 1);
+}
+
+ulong imx_get_perclk3(void)
+{
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+
+ return imx_decode_perclk(((readl(&pll->PCDR1) >> 16) & 0x3f) + 1);
+}
+
+ulong imx_get_perclk4(void)
+{
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+
+ return imx_decode_perclk(((readl(&pll->PCDR1) >> 24) & 0x3f) + 1);
+}
+
+#if defined(CONFIG_DISPLAY_CPUINFO)
+int print_cpuinfo (void)
+{
+ char buf[32];
+
+ printf("CPU: Freescale i.MX27 at %s MHz\n\n",
+ strmhz(buf, imx_get_mpllclk()));
+ return 0;
+}
+#endif
+
+void imx_gpio_mode(int gpio_mode)
+{
+ struct gpio_regs *regs = (struct gpio_regs *)IMX_GPIO_BASE;
+ unsigned int pin = gpio_mode & GPIO_PIN_MASK;
+ unsigned int port = (gpio_mode & GPIO_PORT_MASK) >> GPIO_PORT_SHIFT;
+ unsigned int ocr = (gpio_mode & GPIO_OCR_MASK) >> GPIO_OCR_SHIFT;
+ unsigned int aout = (gpio_mode & GPIO_AOUT_MASK) >> GPIO_AOUT_SHIFT;
+ unsigned int bout = (gpio_mode & GPIO_BOUT_MASK) >> GPIO_BOUT_SHIFT;
+ unsigned int tmp;
+
+ /* Pullup enable */
+ if (gpio_mode & GPIO_PUEN)
+ writel(readl(®s->port[port].PUEN) | (1 << pin),
+ ®s->port[port].PUEN);
+ else
+ writel(readl(®s->port[port].PUEN) & ~(1 << pin),
+ ®s->port[port].PUEN);
+
+ /* Data direction */
+ if (gpio_mode & GPIO_OUT)
+ writel(readl(®s->port[port].DDIR) | 1 << pin,
+ ®s->port[port].DDIR);
+ else
+ writel(readl(®s->port[port].DDIR) & ~(1 << pin),
+ ®s->port[port].DDIR);
+
+ /* Primary / alternate function */
+ if (gpio_mode & GPIO_AF)
+ writel(readl(®s->port[port].GPR) | (1 << pin),
+ ®s->port[port].GPR);
+ else
+ writel(readl(®s->port[port].GPR) & ~(1 << pin),
+ ®s->port[port].GPR);
+
+ /* use as gpio? */
+ if (!(gpio_mode & (GPIO_PF | GPIO_AF)))
+ writel(readl(®s->port[port].GIUS) | (1 << pin),
+ ®s->port[port].GIUS);
+ else
+ writel(readl(®s->port[port].GIUS) & ~(1 << pin),
+ ®s->port[port].GIUS);
+
+ /* Output / input configuration */
+ if (pin < 16) {
+ tmp = readl(®s->port[port].OCR1);
+ tmp &= ~(3 << (pin * 2));
+ tmp |= (ocr << (pin * 2));
+ writel(tmp, ®s->port[port].OCR1);
+
+ writel(readl(®s->port[port].ICONFA1) & ~(3 << (pin * 2)),
+ ®s->port[port].ICONFA1);
+ writel(readl(®s->port[port].ICONFA1) | aout << (pin * 2),
+ ®s->port[port].ICONFA1);
+ writel(readl(®s->port[port].ICONFB1) & ~(3 << (pin * 2)),
+ ®s->port[port].ICONFB1);
+ writel(readl(®s->port[port].ICONFB1) | bout << (pin * 2),
+ ®s->port[port].ICONFB1);
+ } else {
+ pin -= 16;
+
+ tmp = readl(®s->port[port].OCR2);
+ tmp &= ~(3 << (pin * 2));
+ tmp |= (ocr << (pin * 2));
+ writel(tmp, ®s->port[port].OCR2);
+
+ writel(readl(®s->port[port].ICONFA2) & ~(3 << (pin * 2)),
+ ®s->port[port].ICONFA2);
+ writel(readl(®s->port[port].ICONFA2) | aout << (pin * 2),
+ ®s->port[port].ICONFA2);
+ writel(readl(®s->port[port].ICONFB2) & ~(3 << (pin * 2)),
+ ®s->port[port].ICONFB2);
+ writel(readl(®s->port[port].ICONFB2) | bout << (pin * 2),
+ ®s->port[port].ICONFB2);
+ }
+}
+
diff --git a/cpu/arm926ejs/mx27/interrupt.c b/cpu/arm926ejs/mx27/interrupt.c
new file mode 100644
index 0000000..8f3e809
--- /dev/null
+++ b/cpu/arm926ejs/mx27/interrupt.c
@@ -0,0 +1,201 @@
+/*
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger at sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Alex Zuepke <azu at sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <gj at denx.de>
+ *
+ * (C) Copyright 2009
+ * Ilya Yanok, Emcraft Systems Ltd, <yanok at emcraft.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
+ */
+
+#include <common.h>
+#include <div64.h>
+#include <asm/io.h>
+#include <asm/arch/imx-regs.h>
+
+/* General purpose timers bitfields */
+#define GPTCR_SWR (1 << 15) /* Software reset */
+#define GPTCR_FRR (1 << 8) /* Freerun / restart */
+#define GPTCR_CLKSOURCE_32 (4 << 1) /* Clock source */
+#define GPTCR_TEN 1 /* Timer enable */
+
+static ulong timestamp;
+static ulong lastinc;
+
+/* "time" is measured in 1 / CONFIG_SYS_HZ seconds, "tick" is internal timer period */
+#ifdef CONFIG_MX27_TIMER_HIGH_PRECISION
+/* ~0.4% error - measured with stop-watch on 100s boot-delay */
+static inline unsigned long long tick_to_time(unsigned long long tick)
+{
+ tick *= CONFIG_SYS_HZ;
+ do_div(tick, CONFIG_MX27_CLK32);
+ return tick;
+}
+
+static inline unsigned long long time_to_tick(unsigned long long time)
+{
+ time *= CONFIG_MX27_CLK32;
+ do_div(time, CONFIG_SYS_HZ);
+ return time;
+}
+
+static inline unsigned long long us_to_tick(unsigned long long us)
+{
+ us = us * CONFIG_MX27_CLK32 + 999999;
+ do_div(us, 1000000);
+ return us;
+}
+#else
+/* ~2% error */
+#define TICK_PER_TIME ((CONFIG_MX27_CLK32 + CONFIG_SYS_HZ / 2) / CONFIG_SYS_HZ)
+#define US_PER_TICK (1000000 / CONFIG_MX27_CLK32)
+
+static inline unsigned long long tick_to_time(unsigned long long tick)
+{
+ do_div(tick, TICK_PER_TIME);
+ return tick;
+}
+
+static inline unsigned long long time_to_tick(unsigned long long time)
+{
+ return time * TICK_PER_TIME;
+}
+
+static inline unsigned long long us_to_tick(unsigned long long us)
+{
+ us += US_PER_TICK - 1;
+ do_div(us, US_PER_TICK);
+ return us;
+}
+#endif
+
+/* nothing really to do with interrupts, just starts up a counter. */
+/* The 32768Hz 32-bit timer overruns in 131072 seconds */
+int timer_init(void)
+{
+ int i;
+ struct gpt_regs *regs = (struct gpt_regs *)IMX_TIM1_BASE;
+ struct pll_regs *pll = (struct pll_regs *)IMX_PLL_BASE;
+
+ /* setup GP Timer 1 */
+ writel(GPTCR_SWR, ®s->GPT_TCTL);
+
+ writel(readl(&pll->PCCR0) | PCCR0_GPT1_EN, &pll->PCCR0);
+ writel(readl(&pll->PCCR1) | PCCR1_PERCLK1_EN, &pll->PCCR1);
+
+ for (i = 0; i < 100; i++)
+ writel(0, ®s->GPT_TCTL); /* We have no udelay by now */
+ writel(0, ®s->GPT_TPRER); /* 32Khz */
+ /* Freerun Mode, PERCLK1 input */
+ writel(readl(®s->GPT_TCTL) | GPTCR_CLKSOURCE_32 | GPTCR_FRR,
+ ®s->GPT_TCTL);
+ writel(readl(®s->GPT_TCTL) | GPTCR_TEN, ®s->GPT_TCTL);
+
+ return 0;
+}
+
+void reset_timer_masked(void)
+{
+ struct gpt_regs *regs = (struct gpt_regs *)IMX_TIM1_BASE;
+ /* reset time */
+ /* capture current incrementer value time */
+ lastinc = readl(®s->GPT_TCN);
+ timestamp = 0; /* start "advancing" time stamp from 0 */
+}
+
+void reset_timer(void)
+{
+ reset_timer_masked();
+}
+
+unsigned long long get_ticks (void)
+{
+ struct gpt_regs *regs = (struct gpt_regs *)IMX_TIM1_BASE;
+ ulong now = readl(®s->GPT_TCN); /* current tick value */
+
+ if (now >= lastinc) /* normal mode (non roll) */
+ /* move stamp forward with absolut diff ticks */
+ timestamp += (now - lastinc);
+ else /* we have rollover of incrementer */
+ timestamp += (0xFFFFFFFF - lastinc) + now;
+ lastinc = now;
+ return timestamp;
+}
+
+ulong get_timer_masked (void)
+{
+ /*
+ * get_ticks() returns a long long (64 bit), it wraps in
+ * 2^64 / CONFIG_MX27_CLK32 = 2^64 / 2^15 = 2^49 ~ 5 * 10^14 (s) ~
+ * 5 * 10^9 days... and get_ticks() * CONFIG_SYS_HZ wraps in
+ * 5 * 10^6 days - long enough.
+ */
+ return tick_to_time(get_ticks());
+}
+
+ulong get_timer (ulong base)
+{
+ return get_timer_masked () - base;
+}
+
+void set_timer (ulong t)
+{
+ timestamp = time_to_tick(t);
+}
+
+/* delay x useconds AND perserve advance timstamp value */
+void udelay (unsigned long usec)
+{
+ unsigned long long tmp;
+ ulong tmo;
+
+ tmo = us_to_tick(usec);
+ tmp = get_ticks() + tmo; /* get current timestamp */
+
+ while (get_ticks() < tmp) /* loop till event */
+ /*NOP*/;
+}
+
+/*
+ * Reset the cpu by setting up the watchdog timer and let it time out
+ */
+void reset_cpu (ulong ignored)
+{
+ struct wdog_regs *regs = (struct wdog_regs *)IMX_WDT_BASE;
+ /* Disable watchdog and set Time-Out field to 0 */
+ writel(0x00000000, ®s->WCR);
+
+ /* Write Service Sequence */
+ writel(0x00005555, ®s->WSR);
+ writel(0x0000AAAA, ®s->WSR);
+
+ /* Enable watchdog */
+ writel(WCR_WDE, ®s->WCR);
+
+ while (1);
+ /*NOTREACHED*/
+}
diff --git a/include/asm-arm/arch-mx27/asm-offsets.h b/include/asm-arm/arch-mx27/asm-offsets.h
new file mode 100644
index 0000000..497afe5
--- /dev/null
+++ b/include/asm-arm/arch-mx27/asm-offsets.h
@@ -0,0 +1,16 @@
+#define AIPI1_PSR0 0x10000000
+#define AIPI1_PSR1 0x10000004
+#define AIPI2_PSR0 0x10020000
+#define AIPI2_PSR1 0x10020004
+#define CSCR 0x10027000
+#define MPCTL0 0x10027004
+#define SPCTL0 0x1002700c
+#define PCDR0 0x10027018
+#define PCDR1 0x1002701c
+#define PCCR0 0x10027020
+#define PCCR1 0x10027024
+#define ESDCTL0_ROF 0x00
+#define ESDCFG0_ROF 0x04
+#define ESDCTL1_ROF 0x08
+#define ESDCFG1_ROF 0x0C
+#define ESDMISC_ROF 0x10
diff --git a/include/asm-arm/arch-mx27/clock.h b/include/asm-arm/arch-mx27/clock.h
new file mode 100644
index 0000000..f6615d9
--- /dev/null
+++ b/include/asm-arm/arch-mx27/clock.h
@@ -0,0 +1,17 @@
+
+#ifndef __ASM_ARCH_CLOCK_H
+#define __ASM_ARCH_CLOCK_H
+unsigned int imx_decode_pll(unsigned int pll, unsigned int f_ref);
+
+ulong imx_get_mpllclk(void);
+ulong imx_get_armclk(void);
+ulong imx_get_spllclk(void);
+ulong imx_get_fclk(void);
+ulong imx_get_hclk(void);
+ulong imx_get_bclk(void);
+ulong imx_get_perclk1(void);
+ulong imx_get_perclk2(void);
+ulong imx_get_perclk3(void);
+ulong imx_get_ahbclk(void);
+
+#endif /* __ASM_ARCH_CLOCK_H */
diff --git a/include/asm-arm/arch-mx27/imx-regs.h b/include/asm-arm/arch-mx27/imx-regs.h
new file mode 100644
index 0000000..16d2142
--- /dev/null
+++ b/include/asm-arm/arch-mx27/imx-regs.h
@@ -0,0 +1,508 @@
+/*
+ *
+ * (c) 2007 Pengutronix, Sascha Hauer <s.hauer at pengutronix.de>
+ *
+ * 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 _IMX_REGS_H
+#define _IMX_REGS_H
+
+#ifndef __ASSEMBLY__
+
+extern void imx_gpio_mode (int gpio_mode);
+
+/* AIPI */
+struct aipi_regs {
+ u32 PSR0;
+ u32 PSR1;
+};
+
+/* System Control */
+struct system_control_regs {
+ u32 res[5];
+ u32 FMCR;
+ u32 GPCR;
+ u32 WBCR;
+ u32 DSCR1;
+ u32 DSCR2;
+ u32 DSCR3;
+ u32 DSCR4;
+ u32 DSCR5;
+ u32 DSCR6;
+ u32 DSCR7;
+ u32 DSCR8;
+ u32 DSCR9;
+ u32 DSCR10;
+ u32 DSCR11;
+ u32 DSCR12;
+ u32 DSCR13;
+ u32 PSCR;
+ u32 PMCR;
+ u32 res1;
+ u32 DCVR0;
+ u32 DCVR1;
+ u32 DCVR2;
+ u32 DCVR3;
+};
+
+/* Chip Select Registers */
+struct weim_regs {
+ u32 CS0U; /* Chip Select 0 Upper Register */
+ u32 CS0L; /* Chip Select 0 Lower Register */
+ u32 CS0A; /* Chip Select 0 Addition Register */
+ u32 pad0;
+ u32 CS1U; /* Chip Select 1 Upper Register */
+ u32 CS1L; /* Chip Select 1 Lower Register */
+ u32 CS1A; /* Chip Select 1 Addition Register */
+ u32 pad1;
+ u32 CS2U; /* Chip Select 2 Upper Register */
+ u32 CS2L; /* Chip Select 2 Lower Register */
+ u32 CS2A; /* Chip Select 2 Addition Register */
+ u32 pad2;
+ u32 CS3U; /* Chip Select 3 Upper Register */
+ u32 CS3L; /* Chip Select 3 Lower Register */
+ u32 CS3A; /* Chip Select 3 Addition Register */
+ u32 pad3;
+ u32 CS4U; /* Chip Select 4 Upper Register */
+ u32 CS4L; /* Chip Select 4 Lower Register */
+ u32 CS4A; /* Chip Select 4 Addition Register */
+ u32 pad4;
+ u32 CS5U; /* Chip Select 5 Upper Register */
+ u32 CS5L; /* Chip Select 5 Lower Register */
+ u32 CS5A; /* Chip Select 5 Addition Register */
+ u32 pad5;
+ u32 EIM; /* WEIM Configuration Register */
+};
+
+/* SDRAM Controller registers */
+struct esdramc_regs {
+/* Enhanced SDRAM Control Register 0 */
+ u32 ESDCTL0;
+/* Enhanced SDRAM Configuration Register 0 */
+ u32 ESDCFG0;
+/* Enhanced SDRAM Control Register 1 */
+ u32 ESDCTL1;
+/* Enhanced SDRAM Configuration Register 1 */
+ u32 ESDCFG1;
+/* Enhanced SDRAM Miscellanious Register */
+ u32 ESDMISC;
+};
+
+/* Watchdog Registers*/
+struct wdog_regs {
+ u32 WCR;
+ u32 WSR;
+ u32 WSTR;
+};
+
+/* PLL registers */
+struct pll_regs {
+ u32 CSCR; /* Clock Source Control Register */
+ u32 MPCTL0; /* MCU PLL Control Register 0 */
+ u32 MPCTL1; /* MCU PLL Control Register 1 */
+ u32 SPCTL0; /* System PLL Control Register 0 */
+ u32 SPCTL1; /* System PLL Control Register 1 */
+ u32 OSC26MCTL; /* Oscillator 26M Register */
+ u32 PCDR0; /* Peripheral Clock Divider Register 0 */
+ u32 PCDR1; /* Peripheral Clock Divider Register 1 */
+ u32 PCCR0; /* Peripheral Clock Control Register 0 */
+ u32 PCCR1; /* Peripheral Clock Control Register 1 */
+ u32 CCSR; /* Clock Control Status Register */
+};
+
+/*
+ * Definitions for the clocksource registers
+ */
+struct gpt_regs {
+ u32 GPT_TCTL;
+ u32 GPT_TPRER;
+ u32 GPT_TCMP;
+ u32 GPT_TCR;
+ u32 GPT_TCN;
+ u32 GPT_TSTAT;
+};
+
+/*
+ * GPIO Module and I/O Multiplexer
+ */
+#define PORTA 0
+#define PORTB 1
+#define PORTC 2
+#define PORTD 3
+#define PORTE 4
+#define PORTF 5
+
+struct gpio_regs {
+ struct {
+ u32 DDIR;
+ u32 OCR1;
+ u32 OCR2;
+ u32 ICONFA1;
+ u32 ICONFA2;
+ u32 ICONFB1;
+ u32 ICONFB2;
+ u32 DR;
+ u32 GIUS;
+ u32 SSR;
+ u32 ICR1;
+ u32 ICR2;
+ u32 IMR;
+ u32 ISR;
+ u32 GPR;
+ u32 SWR;
+ u32 PUEN;
+ u32 res[0x2f];
+ } port[6];
+};
+
+/* IIM Control Registers */
+struct iim_regs {
+ u32 IIM_STAT;
+ u32 IIM_STATM;
+ u32 IIM_ERR;
+ u32 IIM_EMASK;
+ u32 IIM_FCTL;
+ u32 IIM_UA;
+ u32 IIM_LA;
+ u32 IIM_SDAT;
+ u32 IIM_PREV;
+ u32 IIM_SREV;
+ u32 IIM_PROG_P;
+ u32 IIM_SCS0;
+ u32 IIM_SCS1;
+ u32 IIM_SCS2;
+ u32 IIM_SCS3;
+ u32 res[0x1f0];
+ u32 IIM_BANK_AREA0[0x100];
+};
+#endif
+
+#define IMX_IO_BASE 0x10000000
+
+#define IMX_AIPI1_BASE (0x00000 + IMX_IO_BASE)
+#define IMX_WDT_BASE (0x02000 + IMX_IO_BASE)
+#define IMX_TIM1_BASE (0x03000 + IMX_IO_BASE)
+#define IMX_TIM2_BASE (0x04000 + IMX_IO_BASE)
+#define IMX_TIM3_BASE (0x05000 + IMX_IO_BASE)
+#define IMX_UART1_BASE (0x0a000 + IMX_IO_BASE)
+#define IMX_UART2_BASE (0x0b000 + IMX_IO_BASE)
+#define IMX_UART3_BASE (0x0c000 + IMX_IO_BASE)
+#define IMX_UART4_BASE (0x0d000 + IMX_IO_BASE)
+#define IMX_I2C1_BASE (0x12000 + IMX_IO_BASE)
+#define IMX_GPIO_BASE (0x15000 + IMX_IO_BASE)
+#define IMX_TIM4_BASE (0x19000 + IMX_IO_BASE)
+#define IMX_TIM5_BASE (0x1a000 + IMX_IO_BASE)
+#define IMX_UART5_BASE (0x1b000 + IMX_IO_BASE)
+#define IMX_UART6_BASE (0x1c000 + IMX_IO_BASE)
+#define IMX_I2C2_BASE (0x1D000 + IMX_IO_BASE)
+#define IMX_TIM6_BASE (0x1f000 + IMX_IO_BASE)
+#define IMX_AIPI2_BASE (0x20000 + IMX_IO_BASE)
+#define IMX_PLL_BASE (0x27000 + IMX_IO_BASE)
+#define IMX_SYSTEM_CTL_BASE (0x27800 + IMX_IO_BASE)
+#define IMX_IIM_BASE (0x28000 + IMX_IO_BASE)
+#define IMX_FEC_BASE (0x2b000 + IMX_IO_BASE)
+
+#define IMX_ESD_BASE (0xD8001000)
+#define IMX_WEIM_BASE (0xD8002000)
+
+/* FMCR System Control bit definition*/
+#define UART4_RXD_CTL (1<<25)
+#define UART4_RTS_CTL (1<<24)
+#define KP_COL6_CTL (1<<18)
+#define KP_ROW7_CTL (1<<17)
+#define KP_ROW6_CTL (1<<16)
+#define PC_WAIT_B_CTL (1<<14)
+#define PC_READY_CTL (1<<13)
+#define PC_VS1_CTL (1<<12)
+#define PC_VS2_CTL (1<<11)
+#define PC_BVD1_CTL (1<<10)
+#define PC_BVD2_CTL (1<<9)
+#define IOS16_CTL (1<<8)
+#define NF_FMS (1<<5)
+#define NF_16BIT_SEL (1<<4)
+#define SLCDC_SEL (1<<2)
+#define SDCS1_SEL (1<<1)
+#define SDCS0_SEL (1<<0)
+
+
+/* important definition of some bits of WCR */
+#define WCR_WDE 0x04
+
+#define CSCR_MPEN (1 << 0)
+#define CSCR_SPEN (1 << 1)
+#define CSCR_FPM_EN (1 << 2)
+#define CSCR_OSC26M_DIS (1 << 3)
+#define CSCR_OSC26M_DIV1P5 (1 << 4)
+#define CSCR_AHB_DIV
+#define CSCR_ARM_DIV
+#define CSCR_ARM_SRC_MPLL (1 << 15)
+#define CSCR_MCU_SEL (1 << 16)
+#define CSCR_SP_SEL (1 << 17)
+#define CSCR_MPLL_RESTART (1 << 18)
+#define CSCR_SPLL_RESTART (1 << 19)
+#define CSCR_MSHC_SEL (1 << 20)
+#define CSCR_H264_SEL (1 << 21)
+#define CSCR_SSI1_SEL (1 << 22)
+#define CSCR_SSI2_SEL (1 << 23)
+#define CSCR_SD_CNT
+#define CSCR_USB_DIV
+#define CSCR_UPDATE_DIS (1 << 31)
+
+#define MPCTL1_BRMO (1 << 6)
+#define MPCTL1_LF (1 << 15)
+
+#define PCCR0_SSI2_EN (1 << 0)
+#define PCCR0_SSI1_EN (1 << 1)
+#define PCCR0_SLCDC_EN (1 << 2)
+#define PCCR0_SDHC3_EN (1 << 3)
+#define PCCR0_SDHC2_EN (1 << 4)
+#define PCCR0_SDHC1_EN (1 << 5)
+#define PCCR0_SDC_EN (1 << 6)
+#define PCCR0_SAHARA_EN (1 << 7)
+#define PCCR0_RTIC_EN (1 << 8)
+#define PCCR0_RTC_EN (1 << 9)
+#define PCCR0_PWM_EN (1 << 11)
+#define PCCR0_OWIRE_EN (1 << 12)
+#define PCCR0_MSHC_EN (1 << 13)
+#define PCCR0_LCDC_EN (1 << 14)
+#define PCCR0_KPP_EN (1 << 15)
+#define PCCR0_IIM_EN (1 << 16)
+#define PCCR0_I2C2_EN (1 << 17)
+#define PCCR0_I2C1_EN (1 << 18)
+#define PCCR0_GPT6_EN (1 << 19)
+#define PCCR0_GPT5_EN (1 << 20)
+#define PCCR0_GPT4_EN (1 << 21)
+#define PCCR0_GPT3_EN (1 << 22)
+#define PCCR0_GPT2_EN (1 << 23)
+#define PCCR0_GPT1_EN (1 << 24)
+#define PCCR0_GPIO_EN (1 << 25)
+#define PCCR0_FEC_EN (1 << 26)
+#define PCCR0_EMMA_EN (1 << 27)
+#define PCCR0_DMA_EN (1 << 28)
+#define PCCR0_CSPI3_EN (1 << 29)
+#define PCCR0_CSPI2_EN (1 << 30)
+#define PCCR0_CSPI1_EN (1 << 31)
+
+#define PCCR1_MSHC_BAUDEN (1 << 2)
+#define PCCR1_NFC_BAUDEN (1 << 3)
+#define PCCR1_SSI2_BAUDEN (1 << 4)
+#define PCCR1_SSI1_BAUDEN (1 << 5)
+#define PCCR1_H264_BAUDEN (1 << 6)
+#define PCCR1_PERCLK4_EN (1 << 7)
+#define PCCR1_PERCLK3_EN (1 << 8)
+#define PCCR1_PERCLK2_EN (1 << 9)
+#define PCCR1_PERCLK1_EN (1 << 10)
+#define PCCR1_HCLK_USB (1 << 11)
+#define PCCR1_HCLK_SLCDC (1 << 12)
+#define PCCR1_HCLK_SAHARA (1 << 13)
+#define PCCR1_HCLK_RTIC (1 << 14)
+#define PCCR1_HCLK_LCDC (1 << 15)
+#define PCCR1_HCLK_H264 (1 << 16)
+#define PCCR1_HCLK_FEC (1 << 17)
+#define PCCR1_HCLK_EMMA (1 << 18)
+#define PCCR1_HCLK_EMI (1 << 19)
+#define PCCR1_HCLK_DMA (1 << 20)
+#define PCCR1_HCLK_CSI (1 << 21)
+#define PCCR1_HCLK_BROM (1 << 22)
+#define PCCR1_HCLK_ATA (1 << 23)
+#define PCCR1_WDT_EN (1 << 24)
+#define PCCR1_USB_EN (1 << 25)
+#define PCCR1_UART6_EN (1 << 26)
+#define PCCR1_UART5_EN (1 << 27)
+#define PCCR1_UART4_EN (1 << 28)
+#define PCCR1_UART3_EN (1 << 29)
+#define PCCR1_UART2_EN (1 << 30)
+#define PCCR1_UART1_EN (1 << 31)
+
+/* SDRAM Controller registers bitfields */
+#define ESDCTL_PRCT(x) (((x) & 0x3f) << 0)
+#define ESDCTL_BL (1 << 7)
+#define ESDCTL_FP (1 << 8)
+#define ESDCTL_PWDT(x) (((x) & 3) << 10)
+#define ESDCTL_SREFR(x) (((x) & 7) << 13)
+#define ESDCTL_DSIZ_16_UPPER (0 << 16)
+#define ESDCTL_DSIZ_16_LOWER (1 << 16)
+#define ESDCTL_DSIZ_32 (2 << 16)
+#define ESDCTL_COL8 (0 << 20)
+#define ESDCTL_COL9 (1 << 20)
+#define ESDCTL_COL10 (2 << 20)
+#define ESDCTL_ROW11 (0 << 24)
+#define ESDCTL_ROW12 (1 << 24)
+#define ESDCTL_ROW13 (2 << 24)
+#define ESDCTL_ROW14 (3 << 24)
+#define ESDCTL_ROW15 (4 << 24)
+#define ESDCTL_SP (1 << 27)
+#define ESDCTL_SMODE_NORMAL (0 << 28)
+#define ESDCTL_SMODE_PRECHARGE (1 << 28)
+#define ESDCTL_SMODE_AUTO_REF (2 << 28)
+#define ESDCTL_SMODE_LOAD_MODE (3 << 28)
+#define ESDCTL_SMODE_MAN_REF (4 << 28)
+#define ESDCTL_SDE (1 << 31)
+
+#define ESDCFG_TRC(x) (((x) & 0xf) << 0)
+#define ESDCFG_TRCD(x) (((x) & 0x7) << 4)
+#define ESDCFG_TCAS(x) (((x) & 0x3) << 8)
+#define ESDCFG_TRRD(x) (((x) & 0x3) << 10)
+#define ESDCFG_TRAS(x) (((x) & 0x7) << 12)
+#define ESDCFG_TWR (1 << 15)
+#define ESDCFG_TMRD(x) (((x) & 0x3) << 16)
+#define ESDCFG_TRP(x) (((x) & 0x3) << 18)
+#define ESDCFG_TWTR (1 << 20)
+#define ESDCFG_TXP(x) (((x) & 0x3) << 21)
+
+#define ESDMISC_RST (1 << 1)
+#define ESDMISC_MDDREN (1 << 2)
+#define ESDMISC_MDDR_DL_RST (1 << 3)
+#define ESDMISC_MDDR_MDIS (1 << 4)
+#define ESDMISC_LHD (1 << 5)
+#define ESDMISC_MA10_SHARE (1 << 6)
+#define ESDMISC_SDRAM_RDY (1 << 31)
+
+#define PC5_PF_I2C2_DATA (GPIO_PORTC | GPIO_OUT | GPIO_PF | 5)
+#define PC6_PF_I2C2_CLK (GPIO_PORTC | GPIO_OUT | GPIO_PF | 6)
+#define PC7_PF_USBOTG_DATA5 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 7)
+#define PC8_PF_USBOTG_DATA6 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 8)
+#define PC9_PF_USBOTG_DATA0 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 9)
+#define PC10_PF_USBOTG_DATA2 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 10)
+#define PC11_PF_USBOTG_DATA1 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 11)
+#define PC12_PF_USBOTG_DATA4 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 12)
+#define PC13_PF_USBOTG_DATA3 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 13)
+
+#define PD0_AIN_FEC_TXD0 (GPIO_PORTD | GPIO_OUT | GPIO_AIN | 0)
+#define PD1_AIN_FEC_TXD1 (GPIO_PORTD | GPIO_OUT | GPIO_AIN | 1)
+#define PD2_AIN_FEC_TXD2 (GPIO_PORTD | GPIO_OUT | GPIO_AIN | 2)
+#define PD3_AIN_FEC_TXD3 (GPIO_PORTD | GPIO_OUT | GPIO_AIN | 3)
+#define PD4_AOUT_FEC_RX_ER (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 4)
+#define PD5_AOUT_FEC_RXD1 (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 5)
+#define PD6_AOUT_FEC_RXD2 (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 6)
+#define PD7_AOUT_FEC_RXD3 (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 7)
+#define PD8_AF_FEC_MDIO (GPIO_PORTD | GPIO_IN | GPIO_AF | 8)
+#define PD9_AIN_FEC_MDC (GPIO_PORTD | GPIO_OUT | GPIO_AIN | 9)
+#define PD10_AOUT_FEC_CRS (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 10)
+#define PD11_AOUT_FEC_TX_CLK (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 11)
+#define PD12_AOUT_FEC_RXD0 (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 12)
+#define PD13_AOUT_FEC_RX_DV (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 13)
+#define PD14_AOUT_FEC_CLR (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 14)
+#define PD15_AOUT_FEC_COL (GPIO_PORTD | GPIO_IN | GPIO_AOUT | 15)
+#define PD16_AIN_FEC_TX_ER (GPIO_PORTD | GPIO_OUT | GPIO_AIN | 16)
+#define PF23_AIN_FEC_TX_EN (GPIO_PORTF | GPIO_OUT | GPIO_AIN | 23)
+
+#define PE0_PF_USBOTG_NXT (GPIO_PORTE | GPIO_OUT | GPIO_PF | 0)
+#define PE1_PF_USBOTG_STP (GPIO_PORTE | GPIO_OUT | GPIO_PF | 1)
+#define PE2_PF_USBOTG_DIR (GPIO_PORTE | GPIO_OUT | GPIO_PF | 2)
+#define PE3_PF_UART2_CTS (GPIO_PORTE | GPIO_OUT | GPIO_PF | 3)
+#define PE4_PF_UART2_RTS (GPIO_PORTE | GPIO_IN | GPIO_PF | 4)
+#define PE6_PF_UART2_TXD (GPIO_PORTE | GPIO_OUT | GPIO_PF | 6)
+#define PE7_PF_UART2_RXD (GPIO_PORTE | GPIO_IN | GPIO_PF | 7)
+#define PE8_PF_UART3_TXD (GPIO_PORTE | GPIO_OUT | GPIO_PF | 8)
+#define PE9_PF_UART3_RXD (GPIO_PORTE | GPIO_IN | GPIO_PF | 9)
+#define PE10_PF_UART3_CTS (GPIO_PORTE | GPIO_OUT | GPIO_PF | 10)
+#define PE11_PF_UART3_RTS (GPIO_PORTE | GPIO_IN | GPIO_PF | 11)
+#define PE12_PF_UART1_TXD (GPIO_PORTE | GPIO_OUT | GPIO_PF | 12)
+#define PE13_PF_UART1_RXD (GPIO_PORTE | GPIO_IN | GPIO_PF | 13)
+#define PE14_PF_UART1_CTS (GPIO_PORTE | GPIO_OUT | GPIO_PF | 14)
+#define PE15_PF_UART1_RTS (GPIO_PORTE | GPIO_IN | GPIO_PF | 15)
+#define PE18_PF_SD1_D0 (GPIO_PORTE | GPIO_PF | 18)
+#define PE19_PF_SD1_D1 (GPIO_PORTE | GPIO_PF | 19)
+#define PE20_PF_SD1_D2 (GPIO_PORTE | GPIO_PF | 20)
+#define PE21_PF_SD1_D3 (GPIO_PORTE | GPIO_PF | 21)
+#define PE22_PF_SD1_CMD (GPIO_PORTE | GPIO_PF | 22)
+#define PE23_PF_SD1_CLK (GPIO_PORTE | GPIO_PF | 23)
+#define PB4_PF_SD2_D0 (GPIO_PORTB | GPIO_PF | 4)
+#define PB5_PF_SD2_D1 (GPIO_PORTB | GPIO_PF | 5)
+#define PB6_PF_SD2_D2 (GPIO_PORTB | GPIO_PF | 6)
+#define PB7_PF_SD2_D3 (GPIO_PORTB | GPIO_PF | 7)
+#define PB8_PF_SD2_CMD (GPIO_PORTB | GPIO_PF | 8)
+#define PB9_PF_SD2_CLK (GPIO_PORTB | GPIO_PF | 9)
+#define PD17_PF_I2C_DATA (GPIO_PORTD | GPIO_OUT | GPIO_PF | 17)
+#define PD18_PF_I2C_CLK (GPIO_PORTD | GPIO_OUT | GPIO_PF | 18)
+#define PE24_PF_USBOTG_CLK (GPIO_PORTE | GPIO_OUT | GPIO_PF | 24)
+#define PE25_PF_USBOTG_DATA7 (GPIO_PORTE | GPIO_OUT | GPIO_PF | 25)
+
+/* Clocksource Bitfields */
+#define TCTL_SWR (1<<15) /* Software reset */
+#define TCTL_FRR (1<<8) /* Freerun / restart */
+#define TCTL_CAP (3<<6) /* Capture Edge */
+#define TCTL_OM (1<<5) /* output mode */
+#define TCTL_IRQEN (1<<4) /* interrupt enable */
+#define TCTL_CLKSOURCE (1) /* Clock source bit position */
+#define TCTL_TEN (1) /* Timer enable */
+#define TPRER_PRES (0xff) /* Prescale */
+#define TSTAT_CAPT (1<<1) /* Capture event */
+#define TSTAT_COMP (1) /* Compare event */
+
+#define GPIO_PIN_MASK 0x1f
+
+#define GPIO_PORT_SHIFT 5
+#define GPIO_PORT_MASK (0x7 << GPIO_PORT_SHIFT)
+
+#define GPIO_PORTA (PORTA << GPIO_PORT_SHIFT)
+#define GPIO_PORTB (PORTB << GPIO_PORT_SHIFT)
+#define GPIO_PORTC (PORTC << GPIO_PORT_SHIFT)
+#define GPIO_PORTD (PORTD << GPIO_PORT_SHIFT)
+#define GPIO_PORTE (PORTE << GPIO_PORT_SHIFT)
+#define GPIO_PORTF (PORTF << GPIO_PORT_SHIFT)
+
+#define GPIO_OUT (1 << 8)
+#define GPIO_IN (0 << 8)
+#define GPIO_PUEN (1 << 9)
+
+#define GPIO_PF (1 << 10)
+#define GPIO_AF (1 << 11)
+
+#define GPIO_OCR_SHIFT 12
+#define GPIO_OCR_MASK (3 << GPIO_OCR_SHIFT)
+#define GPIO_AIN (0 << GPIO_OCR_SHIFT)
+#define GPIO_BIN (1 << GPIO_OCR_SHIFT)
+#define GPIO_CIN (2 << GPIO_OCR_SHIFT)
+#define GPIO_GPIO (3 << GPIO_OCR_SHIFT)
+
+#define GPIO_AOUT_SHIFT 14
+#define GPIO_AOUT_MASK (3 << GPIO_AOUT_SHIFT)
+#define GPIO_AOUT (0 << GPIO_AOUT_SHIFT)
+#define GPIO_AOUT_ISR (1 << GPIO_AOUT_SHIFT)
+#define GPIO_AOUT_0 (2 << GPIO_AOUT_SHIFT)
+#define GPIO_AOUT_1 (3 << GPIO_AOUT_SHIFT)
+
+#define GPIO_BOUT_SHIFT 16
+#define GPIO_BOUT_MASK (3 << GPIO_BOUT_SHIFT)
+#define GPIO_BOUT (0 << GPIO_BOUT_SHIFT)
+#define GPIO_BOUT_ISR (1 << GPIO_BOUT_SHIFT)
+#define GPIO_BOUT_0 (2 << GPIO_BOUT_SHIFT)
+#define GPIO_BOUT_1 (3 << GPIO_BOUT_SHIFT)
+
+#define IIM_STAT_BUSY (1 << 7)
+#define IIM_STAT_PRGD (1 << 1)
+#define IIM_STAT_SNSD (1 << 0)
+#define IIM_ERR_PRGE (1 << 7)
+#define IIM_ERR_WPE (1 << 6)
+#define IIM_ERR_OPE (1 << 5)
+#define IIM_ERR_RPE (1 << 4)
+#define IIM_ERR_WLRE (1 << 3)
+#define IIM_ERR_SNSE (1 << 2)
+#define IIM_ERR_PARITYE (1 << 1)
+
+/* Definitions for i.MX27 TO2 */
+#define IIM0_MAC 5
+#define IIM0_SCC_KEY 11
+#define IIM1_SUID 1
+
+#endif /* _IMX_REGS_H */
+
--
1.6.0.6
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