You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
252 lines
6.5 KiB
252 lines
6.5 KiB
/*
|
|
* linux/include/asm-arm/arch-omap/cpu.h
|
|
*
|
|
* OMAP cpu type detection
|
|
*
|
|
* Copyright (C) 2004 Nokia Corporation
|
|
*
|
|
* Written by Tony Lindgren <tony.lindgren@nokia.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_OMAP_CPU_H
|
|
#define __ASM_ARCH_OMAP_CPU_H
|
|
|
|
extern unsigned int system_rev;
|
|
|
|
#define omap2_cpu_rev() ((system_rev >> 8) & 0x0f)
|
|
|
|
/*
|
|
* Test if multicore OMAP support is needed
|
|
*/
|
|
#undef MULTI_OMAP1
|
|
#undef MULTI_OMAP2
|
|
#undef OMAP_NAME
|
|
|
|
#ifdef CONFIG_ARCH_OMAP730
|
|
# ifdef OMAP_NAME
|
|
# undef MULTI_OMAP1
|
|
# define MULTI_OMAP1
|
|
# else
|
|
# define OMAP_NAME omap730
|
|
# endif
|
|
#endif
|
|
#ifdef CONFIG_ARCH_OMAP15XX
|
|
# ifdef OMAP_NAME
|
|
# undef MULTI_OMAP1
|
|
# define MULTI_OMAP1
|
|
# else
|
|
# define OMAP_NAME omap1510
|
|
# endif
|
|
#endif
|
|
#ifdef CONFIG_ARCH_OMAP16XX
|
|
# ifdef OMAP_NAME
|
|
# undef MULTI_OMAP1
|
|
# define MULTI_OMAP1
|
|
# else
|
|
# define OMAP_NAME omap16xx
|
|
# endif
|
|
#endif
|
|
#ifdef CONFIG_ARCH_OMAP24XX
|
|
# if (defined(OMAP_NAME) || defined(MULTI_OMAP1))
|
|
# error "OMAP1 and OMAP2 can't be selected at the same time"
|
|
# else
|
|
# undef MULTI_OMAP2
|
|
# define OMAP_NAME omap24xx
|
|
# endif
|
|
#endif
|
|
|
|
/*
|
|
* Macros to group OMAP into cpu classes.
|
|
* These can be used in most places.
|
|
* cpu_is_omap7xx(): True for OMAP730
|
|
* cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310
|
|
* cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710
|
|
* cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430
|
|
* cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423
|
|
* cpu_is_omap243x(): True for OMAP2430
|
|
*/
|
|
#define GET_OMAP_CLASS (system_rev & 0xff)
|
|
|
|
#define IS_OMAP_CLASS(class, id) \
|
|
static inline int is_omap ##class (void) \
|
|
{ \
|
|
return (GET_OMAP_CLASS == (id)) ? 1 : 0; \
|
|
}
|
|
|
|
#define GET_OMAP_SUBCLASS ((system_rev >> 20) & 0x0fff)
|
|
|
|
#define IS_OMAP_SUBCLASS(subclass, id) \
|
|
static inline int is_omap ##subclass (void) \
|
|
{ \
|
|
return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \
|
|
}
|
|
|
|
IS_OMAP_CLASS(7xx, 0x07)
|
|
IS_OMAP_CLASS(15xx, 0x15)
|
|
IS_OMAP_CLASS(16xx, 0x16)
|
|
IS_OMAP_CLASS(24xx, 0x24)
|
|
|
|
IS_OMAP_SUBCLASS(242x, 0x242)
|
|
IS_OMAP_SUBCLASS(243x, 0x243)
|
|
|
|
#define cpu_is_omap7xx() 0
|
|
#define cpu_is_omap15xx() 0
|
|
#define cpu_is_omap16xx() 0
|
|
#define cpu_is_omap24xx() 0
|
|
#define cpu_is_omap242x() 0
|
|
#define cpu_is_omap243x() 0
|
|
|
|
#if defined(MULTI_OMAP1)
|
|
# if defined(CONFIG_ARCH_OMAP730)
|
|
# undef cpu_is_omap7xx
|
|
# define cpu_is_omap7xx() is_omap7xx()
|
|
# endif
|
|
# if defined(CONFIG_ARCH_OMAP15XX)
|
|
# undef cpu_is_omap15xx
|
|
# define cpu_is_omap15xx() is_omap15xx()
|
|
# endif
|
|
# if defined(CONFIG_ARCH_OMAP16XX)
|
|
# undef cpu_is_omap16xx
|
|
# define cpu_is_omap16xx() is_omap16xx()
|
|
# endif
|
|
#else
|
|
# if defined(CONFIG_ARCH_OMAP730)
|
|
# undef cpu_is_omap7xx
|
|
# define cpu_is_omap7xx() 1
|
|
# endif
|
|
# if defined(CONFIG_ARCH_OMAP15XX)
|
|
# undef cpu_is_omap15xx
|
|
# define cpu_is_omap15xx() 1
|
|
# endif
|
|
# if defined(CONFIG_ARCH_OMAP16XX)
|
|
# undef cpu_is_omap16xx
|
|
# define cpu_is_omap16xx() 1
|
|
# endif
|
|
# if defined(CONFIG_ARCH_OMAP24XX)
|
|
# undef cpu_is_omap24xx
|
|
# undef cpu_is_omap242x
|
|
# undef cpu_is_omap243x
|
|
# define cpu_is_omap24xx() 1
|
|
# define cpu_is_omap242x() is_omap242x()
|
|
# define cpu_is_omap243x() is_omap243x()
|
|
# endif
|
|
#endif
|
|
|
|
/*
|
|
* Macros to detect individual cpu types.
|
|
* These are only rarely needed.
|
|
* cpu_is_omap330(): True for OMAP330
|
|
* cpu_is_omap730(): True for OMAP730
|
|
* cpu_is_omap1510(): True for OMAP1510
|
|
* cpu_is_omap1610(): True for OMAP1610
|
|
* cpu_is_omap1611(): True for OMAP1611
|
|
* cpu_is_omap5912(): True for OMAP5912
|
|
* cpu_is_omap1621(): True for OMAP1621
|
|
* cpu_is_omap1710(): True for OMAP1710
|
|
* cpu_is_omap2420(): True for OMAP2420
|
|
* cpu_is_omap2422(): True for OMAP2422
|
|
* cpu_is_omap2423(): True for OMAP2423
|
|
* cpu_is_omap2430(): True for OMAP2430
|
|
*/
|
|
#define GET_OMAP_TYPE ((system_rev >> 16) & 0xffff)
|
|
|
|
#define IS_OMAP_TYPE(type, id) \
|
|
static inline int is_omap ##type (void) \
|
|
{ \
|
|
return (GET_OMAP_TYPE == (id)) ? 1 : 0; \
|
|
}
|
|
|
|
IS_OMAP_TYPE(310, 0x0310)
|
|
IS_OMAP_TYPE(730, 0x0730)
|
|
IS_OMAP_TYPE(1510, 0x1510)
|
|
IS_OMAP_TYPE(1610, 0x1610)
|
|
IS_OMAP_TYPE(1611, 0x1611)
|
|
IS_OMAP_TYPE(5912, 0x1611)
|
|
IS_OMAP_TYPE(1621, 0x1621)
|
|
IS_OMAP_TYPE(1710, 0x1710)
|
|
IS_OMAP_TYPE(2420, 0x2420)
|
|
IS_OMAP_TYPE(2422, 0x2422)
|
|
IS_OMAP_TYPE(2423, 0x2423)
|
|
IS_OMAP_TYPE(2430, 0x2430)
|
|
|
|
#define cpu_is_omap310() 0
|
|
#define cpu_is_omap730() 0
|
|
#define cpu_is_omap1510() 0
|
|
#define cpu_is_omap1610() 0
|
|
#define cpu_is_omap5912() 0
|
|
#define cpu_is_omap1611() 0
|
|
#define cpu_is_omap1621() 0
|
|
#define cpu_is_omap1710() 0
|
|
#define cpu_is_omap2420() 0
|
|
#define cpu_is_omap2422() 0
|
|
#define cpu_is_omap2423() 0
|
|
#define cpu_is_omap2430() 0
|
|
|
|
#if defined(MULTI_OMAP1)
|
|
# if defined(CONFIG_ARCH_OMAP730)
|
|
# undef cpu_is_omap730
|
|
# define cpu_is_omap730() is_omap730()
|
|
# endif
|
|
#else
|
|
# if defined(CONFIG_ARCH_OMAP730)
|
|
# undef cpu_is_omap730
|
|
# define cpu_is_omap730() 1
|
|
# endif
|
|
#endif
|
|
|
|
/*
|
|
* Whether we have MULTI_OMAP1 or not, we still need to distinguish
|
|
* between 330 vs. 1510 and 1611B/5912 vs. 1710.
|
|
*/
|
|
#if defined(CONFIG_ARCH_OMAP15XX)
|
|
# undef cpu_is_omap310
|
|
# undef cpu_is_omap1510
|
|
# define cpu_is_omap310() is_omap310()
|
|
# define cpu_is_omap1510() is_omap1510()
|
|
#endif
|
|
|
|
#if defined(CONFIG_ARCH_OMAP16XX)
|
|
# undef cpu_is_omap1610
|
|
# undef cpu_is_omap1611
|
|
# undef cpu_is_omap5912
|
|
# undef cpu_is_omap1621
|
|
# undef cpu_is_omap1710
|
|
# define cpu_is_omap1610() is_omap1610()
|
|
# define cpu_is_omap1611() is_omap1611()
|
|
# define cpu_is_omap5912() is_omap5912()
|
|
# define cpu_is_omap1621() is_omap1621()
|
|
# define cpu_is_omap1710() is_omap1710()
|
|
#endif
|
|
|
|
#if defined(CONFIG_ARCH_OMAP24XX)
|
|
# undef cpu_is_omap2420
|
|
# undef cpu_is_omap2422
|
|
# undef cpu_is_omap2423
|
|
# undef cpu_is_omap2430
|
|
# define cpu_is_omap2420() is_omap2420()
|
|
# define cpu_is_omap2422() is_omap2422()
|
|
# define cpu_is_omap2423() is_omap2423()
|
|
# define cpu_is_omap2430() is_omap2430()
|
|
#endif
|
|
|
|
/* Macros to detect if we have OMAP1 or OMAP2 */
|
|
#define cpu_class_is_omap1() (cpu_is_omap730() || cpu_is_omap15xx() || \
|
|
cpu_is_omap16xx())
|
|
#define cpu_class_is_omap2() cpu_is_omap24xx()
|
|
|
|
#endif
|
|
|