mirror of https://gitee.com/openkylin/linux.git
474 lines
14 KiB
C
474 lines
14 KiB
C
/*
|
|
* arch/arm/plat-omap/include/mach/cpu.h
|
|
*
|
|
* OMAP cpu type detection
|
|
*
|
|
* Copyright (C) 2004, 2008 Nokia Corporation
|
|
*
|
|
* Copyright (C) 2009 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);
|
|
|
|
struct omap_chip_id {
|
|
u16 oc;
|
|
u8 type;
|
|
};
|
|
|
|
#define OMAP_CHIP_INIT(x) { .oc = x }
|
|
|
|
/*
|
|
* 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);
|
|
|
|
/*
|
|
* Define CPU revision bits
|
|
*
|
|
* Verbose meaning of the revision bits may be different for a silicon
|
|
* family. This difference can be handled separately.
|
|
*/
|
|
#define OMAP_REVBITS_00 0x00
|
|
#define OMAP_REVBITS_01 0x01
|
|
#define OMAP_REVBITS_02 0x02
|
|
#define OMAP_REVBITS_03 0x03
|
|
#define OMAP_REVBITS_04 0x04
|
|
#define OMAP_REVBITS_05 0x05
|
|
|
|
/*
|
|
* 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
|
|
*/
|
|
#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_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; \
|
|
}
|
|
|
|
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_OMAP_SUBCLASS(242x, 0x242)
|
|
IS_OMAP_SUBCLASS(243x, 0x243)
|
|
IS_OMAP_SUBCLASS(343x, 0x343)
|
|
IS_OMAP_SUBCLASS(363x, 0x363)
|
|
IS_OMAP_SUBCLASS(443x, 0x443)
|
|
|
|
#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_omap44xx() 0
|
|
#define cpu_is_omap443x() 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_ARCH_OMAP2420)
|
|
# undef cpu_is_omap242x
|
|
# define cpu_is_omap242x() is_omap242x()
|
|
# endif
|
|
# if defined (CONFIG_ARCH_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_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_OMAP3)
|
|
# 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_omap850(): True for OMAP850
|
|
* 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
|
|
* cpu_is_omap4430(): True for OMAP4430
|
|
* cpu_is_omap3505(): True for OMAP3505
|
|
* cpu_is_omap3517(): True for OMAP3517
|
|
*/
|
|
#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(730, 0x0730)
|
|
IS_OMAP_TYPE(850, 0x0850)
|
|
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)
|
|
IS_OMAP_TYPE(3505, 0x3505)
|
|
IS_OMAP_TYPE(3517, 0x3517)
|
|
|
|
#define cpu_is_omap310() 0
|
|
#define cpu_is_omap730() 0
|
|
#define cpu_is_omap850() 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_omap3503() 0
|
|
#define cpu_is_omap3515() 0
|
|
#define cpu_is_omap3525() 0
|
|
#define cpu_is_omap3530() 0
|
|
#define cpu_is_omap3505() 0
|
|
#define cpu_is_omap3517() 0
|
|
#define cpu_is_omap3430() 0
|
|
#define cpu_is_omap4430() 0
|
|
#define cpu_is_omap3630() 0
|
|
|
|
/*
|
|
* Whether we have MULTI_OMAP1 or not, we still need to distinguish
|
|
* between 730 vs 850, 330 vs. 1510 and 1611B/5912 vs. 1710.
|
|
*/
|
|
|
|
#if defined(CONFIG_ARCH_OMAP730)
|
|
# undef cpu_is_omap730
|
|
# define cpu_is_omap730() is_omap730()
|
|
#endif
|
|
|
|
#if defined(CONFIG_ARCH_OMAP850)
|
|
# undef cpu_is_omap850
|
|
# define cpu_is_omap850() is_omap850()
|
|
#endif
|
|
|
|
#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_omap3503
|
|
# undef cpu_is_omap3515
|
|
# undef cpu_is_omap3525
|
|
# undef cpu_is_omap3530
|
|
# undef cpu_is_omap3505
|
|
# undef cpu_is_omap3517
|
|
# define cpu_is_omap3430() is_omap3430()
|
|
# define cpu_is_omap3503() (cpu_is_omap3430() && \
|
|
(!omap3_has_iva()) && \
|
|
(!omap3_has_sgx()))
|
|
# define cpu_is_omap3515() (cpu_is_omap3430() && \
|
|
(!omap3_has_iva()) && \
|
|
(omap3_has_sgx()))
|
|
# define cpu_is_omap3525() (cpu_is_omap3430() && \
|
|
(!omap3_has_sgx()) && \
|
|
(omap3_has_iva()))
|
|
# define cpu_is_omap3530() (cpu_is_omap3430())
|
|
# define cpu_is_omap3505() is_omap3505()
|
|
# define cpu_is_omap3517() is_omap3517()
|
|
# undef cpu_is_omap3630
|
|
# define cpu_is_omap3630() is_omap363x()
|
|
#endif
|
|
|
|
# if defined(CONFIG_ARCH_OMAP4)
|
|
# undef cpu_is_omap44xx
|
|
# undef cpu_is_omap443x
|
|
# define cpu_is_omap44xx() is_omap44xx()
|
|
# define cpu_is_omap443x() is_omap443x()
|
|
# 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 | (OMAP_REVBITS_01 << 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 | (OMAP_REVBITS_01 << 8))
|
|
#define OMAP3430_REV_ES2_1 (OMAP343X_CLASS | (OMAP_REVBITS_02 << 8))
|
|
#define OMAP3430_REV_ES3_0 (OMAP343X_CLASS | (OMAP_REVBITS_03 << 8))
|
|
#define OMAP3430_REV_ES3_1 (OMAP343X_CLASS | (OMAP_REVBITS_04 << 8))
|
|
#define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS | (OMAP_REVBITS_05 << 8))
|
|
|
|
#define OMAP363X_CLASS 0x36300034
|
|
#define OMAP3630_REV_ES1_0 OMAP363X_CLASS
|
|
#define OMAP3630_REV_ES1_1 (OMAP363X_CLASS | (OMAP_REVBITS_01 << 8))
|
|
#define OMAP3630_REV_ES1_2 (OMAP363X_CLASS | (OMAP_REVBITS_02 << 8))
|
|
|
|
#define OMAP35XX_CLASS 0x35000034
|
|
#define OMAP3503_REV(v) (OMAP35XX_CLASS | (0x3503 << 16) | (v << 8))
|
|
#define OMAP3515_REV(v) (OMAP35XX_CLASS | (0x3515 << 16) | (v << 8))
|
|
#define OMAP3525_REV(v) (OMAP35XX_CLASS | (0x3525 << 16) | (v << 8))
|
|
#define OMAP3530_REV(v) (OMAP35XX_CLASS | (0x3530 << 16) | (v << 8))
|
|
#define OMAP3505_REV(v) (OMAP35XX_CLASS | (0x3505 << 16) | (v << 8))
|
|
#define OMAP3517_REV(v) (OMAP35XX_CLASS | (0x3517 << 16) | (v << 8))
|
|
|
|
#define OMAP443X_CLASS 0x44300044
|
|
#define OMAP4430_REV_ES1_0 OMAP443X_CLASS
|
|
#define OMAP4430_REV_ES2_0 0x44301044
|
|
|
|
/*
|
|
* 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_OMAP3430ES3_0 (1 << 5)
|
|
#define CHIP_IS_OMAP3430ES3_1 (1 << 6)
|
|
#define CHIP_IS_OMAP3630ES1 (1 << 7)
|
|
#define CHIP_IS_OMAP4430ES1 (1 << 8)
|
|
#define CHIP_IS_OMAP3630ES1_1 (1 << 9)
|
|
#define CHIP_IS_OMAP3630ES1_2 (1 << 10)
|
|
#define CHIP_IS_OMAP4430ES2 (1 << 11)
|
|
|
|
#define CHIP_IS_OMAP24XX (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430)
|
|
|
|
#define CHIP_IS_OMAP4430 (CHIP_IS_OMAP4430ES1 | \
|
|
CHIP_IS_OMAP4430ES2)
|
|
|
|
/*
|
|
* "GE" here represents "greater than or equal to" in terms of ES
|
|
* levels. So CHIP_GE_OMAP3430ES2 is intended to match all OMAP3430
|
|
* chips at ES2 and beyond, but not, for example, any OMAP lines after
|
|
* OMAP3.
|
|
*/
|
|
#define CHIP_GE_OMAP3430ES2 (CHIP_IS_OMAP3430ES2 | \
|
|
CHIP_IS_OMAP3430ES3_0 | \
|
|
CHIP_GE_OMAP3430ES3_1)
|
|
#define CHIP_GE_OMAP3430ES3_1 (CHIP_IS_OMAP3430ES3_1 | \
|
|
CHIP_IS_OMAP3630ES1 | \
|
|
CHIP_GE_OMAP3630ES1_1)
|
|
#define CHIP_GE_OMAP3630ES1_1 (CHIP_IS_OMAP3630ES1_1 | \
|
|
CHIP_IS_OMAP3630ES1_2)
|
|
|
|
int omap_chip_is(struct omap_chip_id oci);
|
|
void omap2_check_revision(void);
|
|
|
|
/*
|
|
* Runtime detection of OMAP3 features
|
|
*/
|
|
extern u32 omap3_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_FEATURE(feat,flag) \
|
|
static inline unsigned int omap3_has_ ##feat(void) \
|
|
{ \
|
|
return (omap3_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)
|
|
|
|
#endif
|