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mxc.h

/*
 * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
 * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 */

#ifndef __ASM_ARCH_MXC_H__
#define __ASM_ARCH_MXC_H__

#ifndef __ASM_ARCH_MXC_HARDWARE_H__
#error "Do not include directly."
#endif

#define MXC_CPU_MX1           1
#define MXC_CPU_MX21          21
#define MXC_CPU_MX25          25
#define MXC_CPU_MX27          27
#define MXC_CPU_MX31          31
#define MXC_CPU_MX35          35
#define MXC_CPU_MXC91231      91231

#ifndef __ASSEMBLY__
extern unsigned int __mxc_cpu_type;
#endif

#ifdef CONFIG_ARCH_MX1
# ifdef mxc_cpu_type
#  undef mxc_cpu_type
#  define mxc_cpu_type __mxc_cpu_type
# else
#  define mxc_cpu_type MXC_CPU_MX1
# endif
# define cpu_is_mx1()         (mxc_cpu_type == MXC_CPU_MX1)
#else
# define cpu_is_mx1()         (0)
#endif

#ifdef CONFIG_MACH_MX21
# ifdef mxc_cpu_type
#  undef mxc_cpu_type
#  define mxc_cpu_type __mxc_cpu_type
# else
#  define mxc_cpu_type MXC_CPU_MX21
# endif
# define cpu_is_mx21()        (mxc_cpu_type == MXC_CPU_MX21)
#else
# define cpu_is_mx21()        (0)
#endif

#ifdef CONFIG_ARCH_MX25
# ifdef mxc_cpu_type
#  undef mxc_cpu_type
#  define mxc_cpu_type __mxc_cpu_type
# else
#  define mxc_cpu_type MXC_CPU_MX25
# endif
# define cpu_is_mx25()        (mxc_cpu_type == MXC_CPU_MX25)
#else
# define cpu_is_mx25()        (0)
#endif

#ifdef CONFIG_MACH_MX27
# ifdef mxc_cpu_type
#  undef mxc_cpu_type
#  define mxc_cpu_type __mxc_cpu_type
# else
#  define mxc_cpu_type MXC_CPU_MX27
# endif
# define cpu_is_mx27()        (mxc_cpu_type == MXC_CPU_MX27)
#else
# define cpu_is_mx27()        (0)
#endif

#ifdef CONFIG_ARCH_MX31
# ifdef mxc_cpu_type
#  undef mxc_cpu_type
#  define mxc_cpu_type __mxc_cpu_type
# else
#  define mxc_cpu_type MXC_CPU_MX31
# endif
# define cpu_is_mx31()        (mxc_cpu_type == MXC_CPU_MX31)
#else
# define cpu_is_mx31()        (0)
#endif

#ifdef CONFIG_ARCH_MX35
# ifdef mxc_cpu_type
#  undef mxc_cpu_type
#  define mxc_cpu_type __mxc_cpu_type
# else
#  define mxc_cpu_type MXC_CPU_MX35
# endif
# define cpu_is_mx35()        (mxc_cpu_type == MXC_CPU_MX35)
#else
# define cpu_is_mx35()        (0)
#endif

#ifdef CONFIG_ARCH_MXC91231
# ifdef mxc_cpu_type
#  undef mxc_cpu_type
#  define mxc_cpu_type __mxc_cpu_type
# else
#  define mxc_cpu_type MXC_CPU_MXC91231
# endif
# define cpu_is_mxc91231()    (mxc_cpu_type == MXC_CPU_MXC91231)
#else
# define cpu_is_mxc91231()    (0)
#endif

#if defined(CONFIG_ARCH_MX3) || defined(CONFIG_ARCH_MX2)
#define CSCR_U(n) (IO_ADDRESS(WEIM_BASE_ADDR) + n * 0x10)
#define CSCR_L(n) (IO_ADDRESS(WEIM_BASE_ADDR) + n * 0x10 + 0x4)
#define CSCR_A(n) (IO_ADDRESS(WEIM_BASE_ADDR) + n * 0x10 + 0x8)
#endif

#define cpu_is_mx3()    (cpu_is_mx31() || cpu_is_mx35() || cpu_is_mxc91231())
#define cpu_is_mx2()    (cpu_is_mx21() || cpu_is_mx27())

#endif /*  __ASM_ARCH_MXC_H__ */

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