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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-05 16:14:15 +0100 | 
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-07 09:55:48 +0100 | 
| commit | a09e64fbc0094e3073dbb09c3b4bfe4ab669244b (patch) | |
| tree | 69689f467179891b498bd7423fcf61925173db31 /arch/arm/plat-omap/include/mach/cpu.h | |
| parent | a1b81a84fff05dbfef45b7012c26e1fee9973e5d (diff) | |
| download | olio-linux-3.10-a09e64fbc0094e3073dbb09c3b4bfe4ab669244b.tar.xz olio-linux-3.10-a09e64fbc0094e3073dbb09c3b4bfe4ab669244b.zip  | |
[ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach
This just leaves include/asm-arm/plat-* to deal with.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/plat-omap/include/mach/cpu.h')
| -rw-r--r-- | arch/arm/plat-omap/include/mach/cpu.h | 402 | 
1 files changed, 402 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h new file mode 100644 index 00000000000..05aee0eda34 --- /dev/null +++ b/arch/arm/plat-omap/include/mach/cpu.h @@ -0,0 +1,402 @@ +/* + * arch/arm/plat-omap/include/mach/cpu.h + * + * OMAP cpu type detection + * + * Copyright (C) 2004, 2008 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 + +struct omap_chip_id { +	u8 oc; +}; + +#define OMAP_CHIP_INIT(x)	{ .oc = x } + +extern unsigned int system_rev; + +#define omap2_cpu_rev()		((system_rev >> 12) & 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 +#if (defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)) +# if (defined(OMAP_NAME) || defined(MULTI_OMAP1)) +#  error "OMAP1 and OMAP2 can't be selected at the same time" +# endif +#endif +#ifdef CONFIG_ARCH_OMAP2420 +# ifdef OMAP_NAME +#  undef  MULTI_OMAP2 +#  define MULTI_OMAP2 +# else +#  define OMAP_NAME omap2420 +# endif +#endif +#ifdef CONFIG_ARCH_OMAP2430 +# ifdef OMAP_NAME +#  undef  MULTI_OMAP2 +#  define MULTI_OMAP2 +# else +#  define OMAP_NAME omap2430 +# endif +#endif +#ifdef CONFIG_ARCH_OMAP3430 +# ifdef OMAP_NAME +#  undef  MULTI_OMAP2 +#  define MULTI_OMAP2 +# else +#  define OMAP_NAME omap3430 +# 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 + * cpu_is_omap343x():	True for OMAP3430 + */ +#define GET_OMAP_CLASS	((system_rev >> 24) & 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_CLASS(34xx, 0x34) + +IS_OMAP_SUBCLASS(242x, 0x242) +IS_OMAP_SUBCLASS(243x, 0x243) +IS_OMAP_SUBCLASS(343x, 0x343) + +#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 +#define cpu_is_omap34xx()		0 +#define cpu_is_omap343x()		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 +#endif + +#if defined(MULTI_OMAP2) +# if defined(CONFIG_ARCH_OMAP24XX) +#  undef  cpu_is_omap24xx +#  undef  cpu_is_omap242x +#  undef  cpu_is_omap243x +#  define cpu_is_omap24xx()		is_omap24xx() +#  define cpu_is_omap242x()		is_omap242x() +#  define cpu_is_omap243x()		is_omap243x() +# endif +# if defined(CONFIG_ARCH_OMAP34XX) +#  undef  cpu_is_omap34xx +#  undef  cpu_is_omap343x +#  define cpu_is_omap34xx()		is_omap34xx() +#  define cpu_is_omap343x()		is_omap343x() +# endif +#else +# if defined(CONFIG_ARCH_OMAP24XX) +#  undef  cpu_is_omap24xx +#  define cpu_is_omap24xx()		1 +# endif +# if defined(CONFIG_ARCH_OMAP2420) +#  undef  cpu_is_omap242x +#  define cpu_is_omap242x()		1 +# endif +# if defined(CONFIG_ARCH_OMAP2430) +#  undef  cpu_is_omap243x +#  define cpu_is_omap243x()		1 +# endif +# if defined(CONFIG_ARCH_OMAP34XX) +#  undef  cpu_is_omap34xx +#  define cpu_is_omap34xx()		1 +# endif +# if defined(CONFIG_ARCH_OMAP3430) +#  undef  cpu_is_omap343x +#  define cpu_is_omap343x()		1 +# 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 + * cpu_is_omap3430():	True for OMAP3430 + */ +#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) +IS_OMAP_TYPE(3430, 0x3430) + +#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 +#define cpu_is_omap3430()		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 + +#if defined(CONFIG_ARCH_OMAP34XX) +# undef cpu_is_omap3430 +# define cpu_is_omap3430()		is_omap3430() +#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() || cpu_is_omap34xx()) + +#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) +/* + * Macros to detect silicon revision of OMAP2/3 processors. + * is_sil_rev_greater_than:	true if passed cpu type & its rev is greater. + * is_sil_rev_lesser_than:	true if passed cpu type & its rev is lesser. + * is_sil_rev_equal_to:		true if passed cpu type & its rev is equal. + * get_sil_rev:			return the silicon rev value. + */ +#define get_sil_omap_type(rev)	((rev & 0xffff0000) >> 16) +#define get_sil_revision(rev)	((rev & 0x0000f000) >> 12) + +#define is_sil_rev_greater_than(rev) \ +		((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \ +		(get_sil_revision(system_rev) > get_sil_revision(rev))) + +#define is_sil_rev_less_than(rev) \ +		((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \ +		(get_sil_revision(system_rev) < get_sil_revision(rev))) + +#define is_sil_rev_equal_to(rev) \ +		((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \ +		(get_sil_revision(system_rev) == get_sil_revision(rev))) + +#define get_sil_rev() \ +		get_sil_revision(system_rev) + +/* Various silicon macros defined here */ +#define OMAP2420_REV_ES1_0	0x24200000 +#define OMAP2420_REV_ES2_0	0x24201000 +#define OMAP2430_REV_ES1_0	0x24300000 +#define OMAP3430_REV_ES1_0	0x34300000 +#define OMAP3430_REV_ES2_0	0x34301000 +#define OMAP3430_REV_ES2_1	0x34302000 +#define OMAP3430_REV_ES2_2	0x34303000 + +/* + * omap_chip bits + * + * CHIP_IS_OMAP{2420,2430,3430} indicate that a particular structure is + * valid on all chips of that type.  CHIP_IS_OMAP3430ES{1,2} indicates + * something that is only valid on that particular ES revision. + * + * These bits may be ORed together to indicate structures that are + * available on multiple chip types. + * + * To test whether a particular structure matches the current OMAP chip type, + * use omap_chip_is(). + * + */ +#define CHIP_IS_OMAP2420       (1 << 0) +#define CHIP_IS_OMAP2430       (1 << 1) +#define CHIP_IS_OMAP3430       (1 << 2) +#define CHIP_IS_OMAP3430ES1    (1 << 3) +#define CHIP_IS_OMAP3430ES2    (1 << 4) + +#define CHIP_IS_OMAP24XX       (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430) + +int omap_chip_is(struct omap_chip_id oci); + + +/* + * Macro to detect device type i.e. EMU/HS/TST/GP/BAD + */ +#define DEVICE_TYPE_TEST	0 +#define DEVICE_TYPE_EMU		1 +#define DEVICE_TYPE_SEC		2 +#define DEVICE_TYPE_GP		3 +#define DEVICE_TYPE_BAD		4 + +#define get_device_type()	((system_rev & 0x700) >> 8) +#define is_device_type_test()	(get_device_type() == DEVICE_TYPE_TEST) +#define is_device_type_emu()	(get_device_type() == DEVICE_TYPE_EMU) +#define is_device_type_sec()	(get_device_type() == DEVICE_TYPE_SEC) +#define is_device_type_gp()	(get_device_type() == DEVICE_TYPE_GP) +#define is_device_type_bad()	(get_device_type() == DEVICE_TYPE_BAD) + +void omap2_check_revision(void); + +#endif    /* defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) */ + +#endif  |