| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469 | /* * 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 OMAP4/5 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 * */#include "omap24xx.h"#include "omap34xx.h"#include "omap44xx.h"#include "ti81xx.h"#include "am33xx.h"#include "omap54xx.h"#ifndef __ASSEMBLY__#include <linux/bitops.h>/* * Test if multicore OMAP support is needed */#undef MULTI_OMAP2#undef OMAP_NAME#ifdef CONFIG_SOC_OMAP2420# ifdef OMAP_NAME#  undef  MULTI_OMAP2#  define MULTI_OMAP2# else#  define OMAP_NAME omap2420# endif#endif#ifdef CONFIG_SOC_OMAP2430# ifdef OMAP_NAME#  undef  MULTI_OMAP2#  define MULTI_OMAP2# else#  define OMAP_NAME omap2430# endif#endif#ifdef CONFIG_ARCH_OMAP3# ifdef OMAP_NAME#  undef  MULTI_OMAP2#  define MULTI_OMAP2# else#  define OMAP_NAME omap3# endif#endif#ifdef CONFIG_ARCH_OMAP4# ifdef OMAP_NAME#  undef  MULTI_OMAP2#  define MULTI_OMAP2# else#  define OMAP_NAME omap4# endif#endif#ifdef CONFIG_SOC_OMAP5# ifdef OMAP_NAME#  undef  MULTI_OMAP2#  define MULTI_OMAP2# else#  define OMAP_NAME omap5# endif#endif#ifdef CONFIG_SOC_AM33XX# ifdef OMAP_NAME#  undef  MULTI_OMAP2#  define MULTI_OMAP2# else#  define OMAP_NAME am33xx# endif#endif/* * 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		4int 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_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 * soc_is_omap543x():	True for OMAP5430, OMAP5432 */#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(24xx, 0x24)IS_OMAP_CLASS(34xx, 0x34)IS_OMAP_CLASS(44xx, 0x44)IS_AM_CLASS(35xx, 0x35)IS_OMAP_CLASS(54xx, 0x54)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_OMAP_SUBCLASS(543x, 0x543)IS_TI_SUBCLASS(816x, 0x816)IS_TI_SUBCLASS(814x, 0x814)IS_AM_SUBCLASS(335x, 0x335)#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 soc_is_am33xx()			0#define soc_is_am335x()			0#define cpu_is_omap44xx()		0#define cpu_is_omap443x()		0#define cpu_is_omap446x()		0#define cpu_is_omap447x()		0#define soc_is_omap54xx()		0#define soc_is_omap543x()		0#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_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(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_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#define soc_is_omap5430()		0/* These are needed for the common code */#ifdef CONFIG_ARCH_OMAP2PLUS#define cpu_is_omap7xx()		0#define cpu_is_omap15xx()		0#define cpu_is_omap16xx()		0#define cpu_is_omap1510()		0#define cpu_is_omap1610()		0#define cpu_is_omap1611()		0#define cpu_is_omap1621()		0#define cpu_is_omap1710()		0#define cpu_class_is_omap1()		0#define cpu_class_is_omap2()		1#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# 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()#endif# if defined(CONFIG_SOC_AM33XX)# undef soc_is_am33xx# undef soc_is_am335x# define soc_is_am33xx()		is_am33xx()# define soc_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# if defined(CONFIG_SOC_OMAP5)# undef soc_is_omap54xx# undef soc_is_omap543x# define soc_is_omap54xx()		is_omap54xx()# define soc_is_omap543x()		is_omap543x()#endif/* 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		0x33500033#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))#define OMAP54XX_CLASS		0x54000054#define OMAP5430_REV_ES1_0	(OMAP54XX_CLASS | (0x30 << 16) | (0x10 << 8))#define OMAP5432_REV_ES1_0	(OMAP54XX_CLASS | (0x32 << 16) | (0x10 << 8))void omap2xxx_check_revision(void);void omap3xxx_check_revision(void);void omap4xxx_check_revision(void);void omap5xxx_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_PERF_SILICON		BIT(9)#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(perf_silicon, PERF_SILICON)#endif	/* __ASSEMBLY__ */
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