[deliverable/linux.git] / arch / arm / plat-omap / include / plat / cpu.h

/*
 * arch/arm/plat-omap/include/mach/cpu.h
 *
 * OMAP cpu type detection
 *
 * Copyright (C) 2004, 2008 Nokia Corporation
 *
 * Copyright (C) 2009-11 Texas Instruments.
 *
 * Written by Tony Lindgren <tony.lindgren@nokia.com>
 *
 * Added OMAP4 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.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

#include <linux/bitops.h>
#include <plat/multi.h>

/*
 * Omap device type i.e. EMU/HS/TST/GP/BAD
 */
#define OMAP2_DEVICE_TYPE_TEST		0
#define OMAP2_DEVICE_TYPE_EMU		1
#define OMAP2_DEVICE_TYPE_SEC		2
#define OMAP2_DEVICE_TYPE_GP		3
#define OMAP2_DEVICE_TYPE_BAD		4

int omap_type(void);

/*
 * omap_rev bits:
 * CPU id bits	(0730, 1510, 1710, 2422...)	[31:16]
 * CPU revision	(See _REV_ defined in cpu.h)	[15:08]
 * CPU class bits (15xx, 16xx, 24xx, 34xx...)	[07:00]
 */
unsigned int omap_rev(void);

/*
 * Get the CPU revision for OMAP devices
 */
#define GET_OMAP_REVISION()	((omap_rev() >> 8) & 0xff)

/*
 * Macros to group OMAP into cpu classes.
 * These can be used in most places.
 * cpu_is_omap7xx():	True for OMAP730, OMAP850
 * 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
 * cpu_is_omap443x():	True for OMAP4430
 * cpu_is_omap446x():	True for OMAP4460
 * cpu_is_omap447x():	True for OMAP4470
 */
#define GET_OMAP_CLASS	(omap_rev() & 0xff)

#define IS_OMAP_CLASS(class, id)			\
static inline int is_omap ##class (void)		\
{							\
	return (GET_OMAP_CLASS == (id)) ? 1 : 0;	\
}

#define GET_AM_CLASS	((omap_rev() >> 24) & 0xff)

#define IS_AM_CLASS(class, id)				\
static inline int is_am ##class (void)			\
{							\
	return (GET_AM_CLASS == (id)) ? 1 : 0;		\
}

#define GET_TI_CLASS	((omap_rev() >> 24) & 0xff)

#define IS_TI_CLASS(class, id)			\
static inline int is_ti ##class (void)		\
{							\
	return (GET_TI_CLASS == (id)) ? 1 : 0;	\
}

#define GET_OMAP_SUBCLASS	((omap_rev() >> 20) & 0x0fff)

#define IS_OMAP_SUBCLASS(subclass, id)			\
static inline int is_omap ##subclass (void)		\
{							\
	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0;	\
}

#define IS_TI_SUBCLASS(subclass, id)			\
static inline int is_ti ##subclass (void)		\
{							\
	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0;	\
}

#define IS_AM_SUBCLASS(subclass, id)			\
static inline int is_am ##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_CLASS(44xx, 0x44)
IS_AM_CLASS(35xx, 0x35)
IS_AM_CLASS(33xx, 0x33)

IS_TI_CLASS(81xx, 0x81)

IS_OMAP_SUBCLASS(242x, 0x242)
IS_OMAP_SUBCLASS(243x, 0x243)
IS_OMAP_SUBCLASS(343x, 0x343)
IS_OMAP_SUBCLASS(363x, 0x363)
IS_OMAP_SUBCLASS(443x, 0x443)
IS_OMAP_SUBCLASS(446x, 0x446)
IS_OMAP_SUBCLASS(447x, 0x447)

IS_TI_SUBCLASS(816x, 0x816)
IS_TI_SUBCLASS(814x, 0x814)
IS_AM_SUBCLASS(335x, 0x335)

#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
#define cpu_is_ti81xx()			0
#define cpu_is_ti816x()			0
#define cpu_is_ti814x()			0
#define soc_is_am35xx()			0
#define cpu_is_am33xx()			0
#define cpu_is_am335x()			0
#define cpu_is_omap44xx()		0
#define cpu_is_omap443x()		0
#define cpu_is_omap446x()		0
#define cpu_is_omap447x()		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_OMAP850)
#  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_OMAP850)
#  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_OMAP2)
#  undef  cpu_is_omap24xx
#  define cpu_is_omap24xx()		is_omap24xx()
# endif
# if defined (CONFIG_SOC_OMAP2420)
#  undef  cpu_is_omap242x
#  define cpu_is_omap242x()		is_omap242x()
# endif
# if defined (CONFIG_SOC_OMAP2430)
#  undef  cpu_is_omap243x
#  define cpu_is_omap243x()		is_omap243x()
# endif
# if defined(CONFIG_ARCH_OMAP3)
#  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_OMAP2)
#  undef  cpu_is_omap24xx
#  define cpu_is_omap24xx()		1
# endif
# if defined(CONFIG_SOC_OMAP2420)
#  undef  cpu_is_omap242x
#  define cpu_is_omap242x()		1
# endif
# if defined(CONFIG_SOC_OMAP2430)
#  undef  cpu_is_omap243x
#  define cpu_is_omap243x()		1
# endif
# if defined(CONFIG_ARCH_OMAP3)
#  undef  cpu_is_omap34xx
#  define cpu_is_omap34xx()		1
# endif
# if defined(CONFIG_SOC_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_omap310():	True for OMAP310
 * 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	((omap_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(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_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
#define cpu_is_omap3630()		0

/*
 * Whether we have MULTI_OMAP1 or not, we still need to distinguish
 * between 310 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_OMAP2)
# 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_OMAP3)
# undef cpu_is_omap3430
# undef cpu_is_ti81xx
# undef cpu_is_ti816x
# undef cpu_is_ti814x
# undef soc_is_am35xx
# undef cpu_is_am33xx
# undef cpu_is_am335x
# define cpu_is_omap3430()		is_omap3430()
# undef cpu_is_omap3630
# define cpu_is_omap3630()		is_omap363x()
# define cpu_is_ti81xx()		is_ti81xx()
# define cpu_is_ti816x()		is_ti816x()
# define cpu_is_ti814x()		is_ti814x()
# define soc_is_am35xx()		is_am35xx()
# define cpu_is_am33xx()		is_am33xx()
# define cpu_is_am335x()		is_am335x()
#endif

# if defined(CONFIG_ARCH_OMAP4)
# undef cpu_is_omap44xx
# undef cpu_is_omap443x
# undef cpu_is_omap446x
# undef cpu_is_omap447x
# define cpu_is_omap44xx()		is_omap44xx()
# define cpu_is_omap443x()		is_omap443x()
# define cpu_is_omap446x()		is_omap446x()
# define cpu_is_omap447x()		is_omap447x()
# endif

/* Macros to detect if we have OMAP1 or OMAP2 */
#define cpu_class_is_omap1()	(cpu_is_omap7xx() || cpu_is_omap15xx() || \
				cpu_is_omap16xx())
#define cpu_class_is_omap2()	(cpu_is_omap24xx() || cpu_is_omap34xx() || \
				cpu_is_omap44xx())

/* Various silicon revisions for omap2 */
#define OMAP242X_CLASS		0x24200024
#define OMAP2420_REV_ES1_0	OMAP242X_CLASS
#define OMAP2420_REV_ES2_0	(OMAP242X_CLASS | (0x1 << 8))

#define OMAP243X_CLASS		0x24300024
#define OMAP2430_REV_ES1_0	OMAP243X_CLASS

#define OMAP343X_CLASS		0x34300034
#define OMAP3430_REV_ES1_0	OMAP343X_CLASS
#define OMAP3430_REV_ES2_0	(OMAP343X_CLASS | (0x1 << 8))
#define OMAP3430_REV_ES2_1	(OMAP343X_CLASS | (0x2 << 8))
#define OMAP3430_REV_ES3_0	(OMAP343X_CLASS | (0x3 << 8))
#define OMAP3430_REV_ES3_1	(OMAP343X_CLASS | (0x4 << 8))
#define OMAP3430_REV_ES3_1_2	(OMAP343X_CLASS | (0x5 << 8))

#define OMAP363X_CLASS		0x36300034
#define OMAP3630_REV_ES1_0	OMAP363X_CLASS
#define OMAP3630_REV_ES1_1	(OMAP363X_CLASS | (0x1 << 8))
#define OMAP3630_REV_ES1_2	(OMAP363X_CLASS | (0x2 << 8))

#define TI816X_CLASS		0x81600034
#define TI8168_REV_ES1_0	TI816X_CLASS
#define TI8168_REV_ES1_1	(TI816X_CLASS | (0x1 << 8))

#define TI814X_CLASS		0x81400034
#define TI8148_REV_ES1_0	TI814X_CLASS
#define TI8148_REV_ES2_0	(TI814X_CLASS | (0x1 << 8))
#define TI8148_REV_ES2_1	(TI814X_CLASS | (0x2 << 8))

#define AM35XX_CLASS		0x35170034
#define AM35XX_REV_ES1_0	AM35XX_CLASS
#define AM35XX_REV_ES1_1	(AM35XX_CLASS | (0x1 << 8))

#define AM335X_CLASS		0x33500034
#define AM335X_REV_ES1_0	AM335X_CLASS

#define OMAP443X_CLASS		0x44300044
#define OMAP4430_REV_ES1_0	(OMAP443X_CLASS | (0x10 << 8))
#define OMAP4430_REV_ES2_0	(OMAP443X_CLASS | (0x20 << 8))
#define OMAP4430_REV_ES2_1	(OMAP443X_CLASS | (0x21 << 8))
#define OMAP4430_REV_ES2_2	(OMAP443X_CLASS | (0x22 << 8))
#define OMAP4430_REV_ES2_3	(OMAP443X_CLASS | (0x23 << 8))

#define OMAP446X_CLASS		0x44600044
#define OMAP4460_REV_ES1_0	(OMAP446X_CLASS | (0x10 << 8))
#define OMAP4460_REV_ES1_1	(OMAP446X_CLASS | (0x11 << 8))

#define OMAP447X_CLASS		0x44700044
#define OMAP4470_REV_ES1_0	(OMAP447X_CLASS | (0x10 << 8))

void omap2xxx_check_revision(void);
void omap3xxx_check_revision(void);
void omap4xxx_check_revision(void);
void omap3xxx_check_features(void);
void ti81xx_check_features(void);
void omap4xxx_check_features(void);

/*
 * Runtime detection of OMAP3 features
 *
 * OMAP3_HAS_IO_CHAIN_CTRL: Some later members of the OMAP3 chip
 *    family have OS-level control over the I/O chain clock.  This is
 *    to avoid a window during which wakeups could potentially be lost
 *    during powerdomain transitions.  If this bit is set, it
 *    indicates that the chip does support OS-level control of this
 *    feature.
 */
extern u32 omap_features;

#define OMAP3_HAS_L2CACHE		BIT(0)
#define OMAP3_HAS_IVA			BIT(1)
#define OMAP3_HAS_SGX			BIT(2)
#define OMAP3_HAS_NEON			BIT(3)
#define OMAP3_HAS_ISP			BIT(4)
#define OMAP3_HAS_192MHZ_CLK		BIT(5)
#define OMAP3_HAS_IO_WAKEUP		BIT(6)
#define OMAP3_HAS_SDRC			BIT(7)
#define OMAP3_HAS_IO_CHAIN_CTRL		BIT(8)
#define OMAP4_HAS_MPU_1GHZ		BIT(9)
#define OMAP4_HAS_MPU_1_2GHZ		BIT(10)
#define OMAP4_HAS_MPU_1_5GHZ		BIT(11)


#define OMAP3_HAS_FEATURE(feat,flag)			\
static inline unsigned int omap3_has_ ##feat(void)	\
{							\
	return omap_features & OMAP3_HAS_ ##flag;	\
}							\

OMAP3_HAS_FEATURE(l2cache, L2CACHE)
OMAP3_HAS_FEATURE(sgx, SGX)
OMAP3_HAS_FEATURE(iva, IVA)
OMAP3_HAS_FEATURE(neon, NEON)
OMAP3_HAS_FEATURE(isp, ISP)
OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK)
OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP)
OMAP3_HAS_FEATURE(sdrc, SDRC)
OMAP3_HAS_FEATURE(io_chain_ctrl, IO_CHAIN_CTRL)

/*
 * Runtime detection of OMAP4 features
 */
#define OMAP4_HAS_FEATURE(feat, flag)			\
static inline unsigned int omap4_has_ ##feat(void)	\
{							\
	return omap_features & OMAP4_HAS_ ##flag;	\
}							\

OMAP4_HAS_FEATURE(mpu_1ghz, MPU_1GHZ)
OMAP4_HAS_FEATURE(mpu_1_2ghz, MPU_1_2GHZ)
OMAP4_HAS_FEATURE(mpu_1_5ghz, MPU_1_5GHZ)

#endif
Commit	Line	Data
1da177e4	1	/*
a09e64fb	2	* arch/arm/plat-omap/include/mach/cpu.h
1da177e4 LT	3	*
	4	* OMAP cpu type detection
	5	*
097c584c	6	* Copyright (C) 2004, 2008 Nokia Corporation
1da177e4	7	*
e49c4d27	8	* Copyright (C) 2009-11 Texas Instruments.
44169075	9	*
1da177e4 LT	10	* Written by Tony Lindgren <tony.lindgren@nokia.com>
1da177e4 LT	11	*
44169075 SS	12	* Added OMAP4 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com>
44169075 SS	13	*
1da177e4 LT	14	* This program is free software; you can redistribute it and/or modify
	15	* it under the terms of the GNU General Public License as published by
	16	* the Free Software Foundation; either version 2 of the License, or
	17	* (at your option) any later version.
	18	*
	19	* This program is distributed in the hope that it will be useful,
	20	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	21	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	22	* GNU General Public License for more details.
	23	*
	24	* You should have received a copy of the GNU General Public License
	25	* along with this program; if not, write to the Free Software
	26	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	27	*
	28	*/
	29
	30	#ifndef __ASM_ARCH_OMAP_CPU_H
	31	#define __ASM_ARCH_OMAP_CPU_H
	32
8384ce07	33	#include <linux/bitops.h>
1cf9d079	34	#include <plat/multi.h>
8384ce07	35
8e25ad96 KH	36	/*
	37	* Omap device type i.e. EMU/HS/TST/GP/BAD
	38	*/
	39	#define OMAP2_DEVICE_TYPE_TEST 0
	40	#define OMAP2_DEVICE_TYPE_EMU 1
	41	#define OMAP2_DEVICE_TYPE_SEC 2
	42	#define OMAP2_DEVICE_TYPE_GP 3
	43	#define OMAP2_DEVICE_TYPE_BAD 4
	44
	45	int omap_type(void);
	46
a8823143	47	/*
84a34344	48	* omap_rev bits:
a8823143 TL	49	* CPU id bits (0730, 1510, 1710, 2422...) [31:16]
	50	* CPU revision (See _REV_ defined in cpu.h) [15:08]
	51	* CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00]
	52	*/
84a34344	53	unsigned int omap_rev(void);
1da177e4	54
048f4bd7 SP	55	/*
	56	* Get the CPU revision for OMAP devices
	57	*/
	58	#define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff)
	59
1da177e4	60	/*
9839c6b8 TL	61	* Macros to group OMAP into cpu classes.
9839c6b8 TL	62	* These can be used in most places.
ae302f40	63	* cpu_is_omap7xx(): True for OMAP730, OMAP850
9ad5897c	64	* cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310
9839c6b8	65	* cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710
9ad5897c TL	66	* cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430
	67	* cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423
	68	* cpu_is_omap243x(): True for OMAP2430
2c17f615	69	* cpu_is_omap343x(): True for OMAP3430
c6a6e6e2	70	* cpu_is_omap443x(): True for OMAP4430
fa54dccd	71	* cpu_is_omap446x(): True for OMAP4460
ec023e46	72	* cpu_is_omap447x(): True for OMAP4470
1da177e4	73	*/
84a34344	74	#define GET_OMAP_CLASS (omap_rev() & 0xff)
1da177e4	75
1da177e4 LT	76	#define IS_OMAP_CLASS(class, id) \
	77	static inline int is_omap ##class (void) \
	78	{ \
	79	return (GET_OMAP_CLASS == (id)) ? 1 : 0; \
	80	}
	81
99541195 AM	82	#define GET_AM_CLASS ((omap_rev() >> 24) & 0xff)
	83
	84	#define IS_AM_CLASS(class, id) \
	85	static inline int is_am ##class (void) \
	86	{ \
	87	return (GET_AM_CLASS == (id)) ? 1 : 0; \
	88	}
	89
a920360f HP	90	#define GET_TI_CLASS ((omap_rev() >> 24) & 0xff)
	91
	92	#define IS_TI_CLASS(class, id) \
	93	static inline int is_ti ##class (void) \
	94	{ \
	95	return (GET_TI_CLASS == (id)) ? 1 : 0; \
	96	}
	97
84a34344	98	#define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff)
9ad5897c TL	99
	100	#define IS_OMAP_SUBCLASS(subclass, id) \
	101	static inline int is_omap ##subclass (void) \
	102	{ \
	103	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \
	104	}
	105
4bd7be22 HP	106	#define IS_TI_SUBCLASS(subclass, id) \
	107	static inline int is_ti ##subclass (void) \
	108	{ \
	109	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \
	110	}
	111
99541195 AM	112	#define IS_AM_SUBCLASS(subclass, id) \
	113	static inline int is_am ##subclass (void) \
	114	{ \
	115	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \
	116	}
	117
1da177e4 LT	118	IS_OMAP_CLASS(7xx, 0x07)
	119	IS_OMAP_CLASS(15xx, 0x15)
	120	IS_OMAP_CLASS(16xx, 0x16)
	121	IS_OMAP_CLASS(24xx, 0x24)
2c17f615	122	IS_OMAP_CLASS(34xx, 0x34)
b570e0ec	123	IS_OMAP_CLASS(44xx, 0x44)
68a88b98	124	IS_AM_CLASS(35xx, 0x35)
99541195	125	IS_AM_CLASS(33xx, 0x33)
1da177e4	126
a920360f HP	127	IS_TI_CLASS(81xx, 0x81)
a920360f HP	128
9ad5897c TL	129	IS_OMAP_SUBCLASS(242x, 0x242)
9ad5897c TL	130	IS_OMAP_SUBCLASS(243x, 0x243)
2c17f615	131	IS_OMAP_SUBCLASS(343x, 0x343)
2456a10f	132	IS_OMAP_SUBCLASS(363x, 0x363)
b570e0ec	133	IS_OMAP_SUBCLASS(443x, 0x443)
fa54dccd	134	IS_OMAP_SUBCLASS(446x, 0x446)
ec023e46	135	IS_OMAP_SUBCLASS(447x, 0x447)
9ad5897c	136
4bd7be22	137	IS_TI_SUBCLASS(816x, 0x816)
4390f5b2	138	IS_TI_SUBCLASS(814x, 0x814)
99541195	139	IS_AM_SUBCLASS(335x, 0x335)
4bd7be22	140
9839c6b8 TL	141	#define cpu_is_omap7xx() 0
	142	#define cpu_is_omap15xx() 0
	143	#define cpu_is_omap16xx() 0
	144	#define cpu_is_omap24xx() 0
9ad5897c TL	145	#define cpu_is_omap242x() 0
9ad5897c TL	146	#define cpu_is_omap243x() 0
2c17f615 SMK	147	#define cpu_is_omap34xx() 0
2c17f615 SMK	148	#define cpu_is_omap343x() 0
a920360f	149	#define cpu_is_ti81xx() 0
4bd7be22	150	#define cpu_is_ti816x() 0
4390f5b2	151	#define cpu_is_ti814x() 0
68a88b98	152	#define soc_is_am35xx() 0
99541195 AM	153	#define cpu_is_am33xx() 0
99541195 AM	154	#define cpu_is_am335x() 0
44169075 SS	155	#define cpu_is_omap44xx() 0
44169075 SS	156	#define cpu_is_omap443x() 0
fa54dccd	157	#define cpu_is_omap446x() 0
ec023e46	158	#define cpu_is_omap447x() 0
9839c6b8 TL	159
	160	#if defined(MULTI_OMAP1)
	161	# if defined(CONFIG_ARCH_OMAP730)
	162	# undef cpu_is_omap7xx
	163	# define cpu_is_omap7xx() is_omap7xx()
	164	# endif
ae302f40 ZM	165	# if defined(CONFIG_ARCH_OMAP850)
	166	# undef cpu_is_omap7xx
	167	# define cpu_is_omap7xx() is_omap7xx()
	168	# endif
9ad5897c	169	# if defined(CONFIG_ARCH_OMAP15XX)
9839c6b8 TL	170	# undef cpu_is_omap15xx
	171	# define cpu_is_omap15xx() is_omap15xx()
	172	# endif
	173	# if defined(CONFIG_ARCH_OMAP16XX)
	174	# undef cpu_is_omap16xx
1da177e4 LT	175	# define cpu_is_omap16xx() is_omap16xx()
	176	# endif
	177	#else
	178	# if defined(CONFIG_ARCH_OMAP730)
9839c6b8	179	# undef cpu_is_omap7xx
1da177e4	180	# define cpu_is_omap7xx() 1
1da177e4	181	# endif
ae302f40 ZM	182	# if defined(CONFIG_ARCH_OMAP850)
	183	# undef cpu_is_omap7xx
	184	# define cpu_is_omap7xx() 1
	185	# endif
9ad5897c	186	# if defined(CONFIG_ARCH_OMAP15XX)
9839c6b8	187	# undef cpu_is_omap15xx
1da177e4	188	# define cpu_is_omap15xx() 1
1da177e4 LT	189	# endif
1da177e4 LT	190	# if defined(CONFIG_ARCH_OMAP16XX)
9839c6b8	191	# undef cpu_is_omap16xx
1da177e4	192	# define cpu_is_omap16xx() 1
9839c6b8	193	# endif
2c17f615 SMK	194	#endif
	195
	196	#if defined(MULTI_OMAP2)
088ef950	197	# if defined(CONFIG_ARCH_OMAP2)
9839c6b8	198	# undef cpu_is_omap24xx
2c17f615	199	# define cpu_is_omap24xx() is_omap24xx()
54c44fb7	200	# endif
59b479e0	201	# if defined (CONFIG_SOC_OMAP2420)
54c44fb7	202	# undef cpu_is_omap242x
9ad5897c	203	# define cpu_is_omap242x() is_omap242x()
54c44fb7	204	# endif
59b479e0	205	# if defined (CONFIG_SOC_OMAP2430)
54c44fb7	206	# undef cpu_is_omap243x
9ad5897c	207	# define cpu_is_omap243x() is_omap243x()
1da177e4	208	# endif
a8eb7ca0	209	# if defined(CONFIG_ARCH_OMAP3)
2c17f615 SMK	210	# undef cpu_is_omap34xx
	211	# undef cpu_is_omap343x
	212	# define cpu_is_omap34xx() is_omap34xx()
	213	# define cpu_is_omap343x() is_omap343x()
	214	# endif
	215	#else
088ef950	216	# if defined(CONFIG_ARCH_OMAP2)
2c17f615 SMK	217	# undef cpu_is_omap24xx
	218	# define cpu_is_omap24xx() 1
	219	# endif
59b479e0	220	# if defined(CONFIG_SOC_OMAP2420)
2c17f615 SMK	221	# undef cpu_is_omap242x
	222	# define cpu_is_omap242x() 1
	223	# endif
59b479e0	224	# if defined(CONFIG_SOC_OMAP2430)
2c17f615 SMK	225	# undef cpu_is_omap243x
	226	# define cpu_is_omap243x() 1
	227	# endif
a8eb7ca0	228	# if defined(CONFIG_ARCH_OMAP3)
2c17f615 SMK	229	# undef cpu_is_omap34xx
	230	# define cpu_is_omap34xx() 1
	231	# endif
59b479e0	232	# if defined(CONFIG_SOC_OMAP3430)
2c17f615 SMK	233	# undef cpu_is_omap343x
	234	# define cpu_is_omap343x() 1
	235	# endif
1da177e4 LT	236	#endif
1da177e4 LT	237
9839c6b8 TL	238	/*
	239	* Macros to detect individual cpu types.
	240	* These are only rarely needed.
d2ba779a	241	* cpu_is_omap310(): True for OMAP310
9839c6b8 TL	242	* cpu_is_omap1510(): True for OMAP1510
	243	* cpu_is_omap1610(): True for OMAP1610
	244	* cpu_is_omap1611(): True for OMAP1611
	245	* cpu_is_omap5912(): True for OMAP5912
	246	* cpu_is_omap1621(): True for OMAP1621
	247	* cpu_is_omap1710(): True for OMAP1710
	248	* cpu_is_omap2420(): True for OMAP2420
9ad5897c TL	249	* cpu_is_omap2422(): True for OMAP2422
	250	* cpu_is_omap2423(): True for OMAP2423
	251	* cpu_is_omap2430(): True for OMAP2430
2c17f615	252	* cpu_is_omap3430(): True for OMAP3430
9839c6b8	253	*/
84a34344	254	#define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff)
9839c6b8 TL	255
	256	#define IS_OMAP_TYPE(type, id) \
	257	static inline int is_omap ##type (void) \
	258	{ \
	259	return (GET_OMAP_TYPE == (id)) ? 1 : 0; \
	260	}
	261
9ad5897c	262	IS_OMAP_TYPE(310, 0x0310)
9839c6b8 TL	263	IS_OMAP_TYPE(1510, 0x1510)
	264	IS_OMAP_TYPE(1610, 0x1610)
	265	IS_OMAP_TYPE(1611, 0x1611)
	266	IS_OMAP_TYPE(5912, 0x1611)
	267	IS_OMAP_TYPE(1621, 0x1621)
	268	IS_OMAP_TYPE(1710, 0x1710)
	269	IS_OMAP_TYPE(2420, 0x2420)
9ad5897c TL	270	IS_OMAP_TYPE(2422, 0x2422)
	271	IS_OMAP_TYPE(2423, 0x2423)
	272	IS_OMAP_TYPE(2430, 0x2430)
2c17f615	273	IS_OMAP_TYPE(3430, 0x3430)
9839c6b8	274
9ad5897c	275	#define cpu_is_omap310() 0
9839c6b8 TL	276	#define cpu_is_omap1510() 0
	277	#define cpu_is_omap1610() 0
	278	#define cpu_is_omap5912() 0
	279	#define cpu_is_omap1611() 0
	280	#define cpu_is_omap1621() 0
	281	#define cpu_is_omap1710() 0
	282	#define cpu_is_omap2420() 0
9ad5897c TL	283	#define cpu_is_omap2422() 0
	284	#define cpu_is_omap2423() 0
	285	#define cpu_is_omap2430() 0
2c17f615	286	#define cpu_is_omap3430() 0
2456a10f	287	#define cpu_is_omap3630() 0
9839c6b8	288
9839c6b8 TL	289	/*
9839c6b8 TL	290	* Whether we have MULTI_OMAP1 or not, we still need to distinguish
0fb37842	291	* between 310 vs. 1510 and 1611B/5912 vs. 1710.
9839c6b8	292	*/
a9f82d10	293
9ad5897c TL	294	#if defined(CONFIG_ARCH_OMAP15XX)
	295	# undef cpu_is_omap310
	296	# undef cpu_is_omap1510
	297	# define cpu_is_omap310() is_omap310()
	298	# define cpu_is_omap1510() is_omap1510()
	299	#endif
	300
9839c6b8 TL	301	#if defined(CONFIG_ARCH_OMAP16XX)
	302	# undef cpu_is_omap1610
	303	# undef cpu_is_omap1611
	304	# undef cpu_is_omap5912
	305	# undef cpu_is_omap1621
	306	# undef cpu_is_omap1710
1da177e4	307	# define cpu_is_omap1610() is_omap1610()
9839c6b8	308	# define cpu_is_omap1611() is_omap1611()
1da177e4	309	# define cpu_is_omap5912() is_omap5912()
9839c6b8	310	# define cpu_is_omap1621() is_omap1621()
1da177e4	311	# define cpu_is_omap1710() is_omap1710()
9839c6b8 TL	312	#endif
9839c6b8 TL	313
088ef950	314	#if defined(CONFIG_ARCH_OMAP2)
9ad5897c TL	315	# undef cpu_is_omap2420
	316	# undef cpu_is_omap2422
	317	# undef cpu_is_omap2423
	318	# undef cpu_is_omap2430
	319	# define cpu_is_omap2420() is_omap2420()
	320	# define cpu_is_omap2422() is_omap2422()
	321	# define cpu_is_omap2423() is_omap2423()
	322	# define cpu_is_omap2430() is_omap2430()
1da177e4 LT	323	#endif
1da177e4 LT	324
a8eb7ca0	325	#if defined(CONFIG_ARCH_OMAP3)
2c17f615	326	# undef cpu_is_omap3430
a920360f	327	# undef cpu_is_ti81xx
4bd7be22	328	# undef cpu_is_ti816x
4390f5b2	329	# undef cpu_is_ti814x
68a88b98	330	# undef soc_is_am35xx
99541195 AM	331	# undef cpu_is_am33xx
99541195 AM	332	# undef cpu_is_am335x
2c17f615	333	# define cpu_is_omap3430() is_omap3430()
2456a10f NM	334	# undef cpu_is_omap3630
2456a10f NM	335	# define cpu_is_omap3630() is_omap363x()
a920360f	336	# define cpu_is_ti81xx() is_ti81xx()
4bd7be22	337	# define cpu_is_ti816x() is_ti816x()
4390f5b2	338	# define cpu_is_ti814x() is_ti814x()
68a88b98	339	# define soc_is_am35xx() is_am35xx()
99541195 AM	340	# define cpu_is_am33xx() is_am33xx()
99541195 AM	341	# define cpu_is_am335x() is_am335x()
2c17f615 SMK	342	#endif
2c17f615 SMK	343
44169075 SS	344	# if defined(CONFIG_ARCH_OMAP4)
	345	# undef cpu_is_omap44xx
	346	# undef cpu_is_omap443x
fa54dccd	347	# undef cpu_is_omap446x
ec023e46	348	# undef cpu_is_omap447x
b570e0ec SS	349	# define cpu_is_omap44xx() is_omap44xx()
b570e0ec SS	350	# define cpu_is_omap443x() is_omap443x()
fa54dccd	351	# define cpu_is_omap446x() is_omap446x()
ec023e46	352	# define cpu_is_omap447x() is_omap447x()
44169075 SS	353	# endif
44169075 SS	354
9ad5897c	355	/* Macros to detect if we have OMAP1 or OMAP2 */
ae302f40	356	#define cpu_class_is_omap1() (cpu_is_omap7xx() \|\| cpu_is_omap15xx() \|\| \
9ad5897c	357	cpu_is_omap16xx())
44169075 SS	358	#define cpu_class_is_omap2() (cpu_is_omap24xx() \|\| cpu_is_omap34xx() \|\| \
44169075 SS	359	cpu_is_omap44xx())
2c17f615	360
a8823143 TL	361	/* Various silicon revisions for omap2 */
a8823143 TL	362	#define OMAP242X_CLASS 0x24200024
76abab21	363	#define OMAP2420_REV_ES1_0 OMAP242X_CLASS
057673d8	364	#define OMAP2420_REV_ES2_0 (OMAP242X_CLASS \| (0x1 << 8))
2c17f615	365
a8823143	366	#define OMAP243X_CLASS 0x24300024
76abab21	367	#define OMAP2430_REV_ES1_0 OMAP243X_CLASS
2c17f615	368
a8823143	369	#define OMAP343X_CLASS 0x34300034
76abab21	370	#define OMAP3430_REV_ES1_0 OMAP343X_CLASS
057673d8 PW	371	#define OMAP3430_REV_ES2_0 (OMAP343X_CLASS \| (0x1 << 8))
	372	#define OMAP3430_REV_ES2_1 (OMAP343X_CLASS \| (0x2 << 8))
	373	#define OMAP3430_REV_ES3_0 (OMAP343X_CLASS \| (0x3 << 8))
	374	#define OMAP3430_REV_ES3_1 (OMAP343X_CLASS \| (0x4 << 8))
	375	#define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS \| (0x5 << 8))
76abab21 SP	376
	377	#define OMAP363X_CLASS 0x36300034
	378	#define OMAP3630_REV_ES1_0 OMAP363X_CLASS
057673d8 PW	379	#define OMAP3630_REV_ES1_1 (OMAP363X_CLASS \| (0x1 << 8))
057673d8 PW	380	#define OMAP3630_REV_ES1_2 (OMAP363X_CLASS \| (0x2 << 8))
2456a10f	381
4bd7be22 HP	382	#define TI816X_CLASS 0x81600034
4bd7be22 HP	383	#define TI8168_REV_ES1_0 TI816X_CLASS
057673d8	384	#define TI8168_REV_ES1_1 (TI816X_CLASS \| (0x1 << 8))
4bd7be22	385
4390f5b2 HP	386	#define TI814X_CLASS 0x81400034
	387	#define TI8148_REV_ES1_0 TI814X_CLASS
	388	#define TI8148_REV_ES2_0 (TI814X_CLASS \| (0x1 << 8))
	389	#define TI8148_REV_ES2_1 (TI814X_CLASS \| (0x2 << 8))
	390
68a88b98 KH	391	#define AM35XX_CLASS 0x35170034
	392	#define AM35XX_REV_ES1_0 AM35XX_CLASS
	393	#define AM35XX_REV_ES1_1 (AM35XX_CLASS \| (0x1 << 8))
	394
99541195 AM	395	#define AM335X_CLASS 0x33500034
	396	#define AM335X_REV_ES1_0 AM335X_CLASS
	397
b570e0ec	398	#define OMAP443X_CLASS 0x44300044
e49c4d27 NK	399	#define OMAP4430_REV_ES1_0 (OMAP443X_CLASS \| (0x10 << 8))
	400	#define OMAP4430_REV_ES2_0 (OMAP443X_CLASS \| (0x20 << 8))
	401	#define OMAP4430_REV_ES2_1 (OMAP443X_CLASS \| (0x21 << 8))
	402	#define OMAP4430_REV_ES2_2 (OMAP443X_CLASS \| (0x22 << 8))
55035c15	403	#define OMAP4430_REV_ES2_3 (OMAP443X_CLASS \| (0x23 << 8))
44169075	404
fa54dccd A	405	#define OMAP446X_CLASS 0x44600044
fa54dccd A	406	#define OMAP4460_REV_ES1_0 (OMAP446X_CLASS \| (0x10 << 8))
33ee0db5	407	#define OMAP4460_REV_ES1_1 (OMAP446X_CLASS \| (0x11 << 8))
fa54dccd	408
ec023e46 LI	409	#define OMAP447X_CLASS 0x44700044
	410	#define OMAP4470_REV_ES1_0 (OMAP447X_CLASS \| (0x10 << 8))
	411
4de34f35 VH	412	void omap2xxx_check_revision(void);
	413	void omap3xxx_check_revision(void);
	414	void omap4xxx_check_revision(void);
	415	void omap3xxx_check_features(void);
	416	void ti81xx_check_features(void);
	417	void omap4xxx_check_features(void);
a9f82d10	418
8384ce07 SP	419	/*
8384ce07 SP	420	* Runtime detection of OMAP3 features
b02b9172 PW	421	*
	422	* OMAP3_HAS_IO_CHAIN_CTRL: Some later members of the OMAP3 chip
	423	* family have OS-level control over the I/O chain clock. This is
	424	* to avoid a window during which wakeups could potentially be lost
	425	* during powerdomain transitions. If this bit is set, it
	426	* indicates that the chip does support OS-level control of this
	427	* feature.
8384ce07	428	*/
cc0170b2	429	extern u32 omap_features;
8384ce07 SP	430
	431	#define OMAP3_HAS_L2CACHE BIT(0)
	432	#define OMAP3_HAS_IVA BIT(1)
	433	#define OMAP3_HAS_SGX BIT(2)
	434	#define OMAP3_HAS_NEON BIT(3)
	435	#define OMAP3_HAS_ISP BIT(4)
7356f0b2	436	#define OMAP3_HAS_192MHZ_CLK BIT(5)
ad0c63f1	437	#define OMAP3_HAS_IO_WAKEUP BIT(6)
4bd7be22	438	#define OMAP3_HAS_SDRC BIT(7)
b02b9172 PW	439	#define OMAP3_HAS_IO_CHAIN_CTRL BIT(8)
	440	#define OMAP4_HAS_MPU_1GHZ BIT(9)
	441	#define OMAP4_HAS_MPU_1_2GHZ BIT(10)
	442	#define OMAP4_HAS_MPU_1_5GHZ BIT(11)
cc0170b2	443
8384ce07 SP	444
	445	#define OMAP3_HAS_FEATURE(feat,flag) \
	446	static inline unsigned int omap3_has_ ##feat(void) \
	447	{ \
cc0170b2	448	return omap_features & OMAP3_HAS_ ##flag; \
8384ce07 SP	449	} \
	450
	451	OMAP3_HAS_FEATURE(l2cache, L2CACHE)
	452	OMAP3_HAS_FEATURE(sgx, SGX)
	453	OMAP3_HAS_FEATURE(iva, IVA)
	454	OMAP3_HAS_FEATURE(neon, NEON)
	455	OMAP3_HAS_FEATURE(isp, ISP)
7356f0b2	456	OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK)
ad0c63f1	457	OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP)
4bd7be22	458	OMAP3_HAS_FEATURE(sdrc, SDRC)
b02b9172	459	OMAP3_HAS_FEATURE(io_chain_ctrl, IO_CHAIN_CTRL)
8384ce07	460
cc0170b2 A	461	/*
	462	* Runtime detection of OMAP4 features
	463	*/
cc0170b2 A	464	#define OMAP4_HAS_FEATURE(feat, flag) \
	465	static inline unsigned int omap4_has_ ##feat(void) \
	466	{ \
	467	return omap_features & OMAP4_HAS_ ##flag; \
	468	} \
	469
	470	OMAP4_HAS_FEATURE(mpu_1ghz, MPU_1GHZ)
	471	OMAP4_HAS_FEATURE(mpu_1_2ghz, MPU_1_2GHZ)
	472	OMAP4_HAS_FEATURE(mpu_1_5ghz, MPU_1_5GHZ)
	473
a9f82d10	474	#endif