[mirror_ubuntu-bionic-kernel.git] / arch / arm / mach-at91 / include / mach / cpu.h

/*
 * arch/arm/mach-at91/include/mach/cpu.h
 *
 *  Copyright (C) 2006 SAN People
 *
 * 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.
 *
 */

#ifndef __ASM_ARCH_CPU_H
#define __ASM_ARCH_CPU_H

#include <mach/hardware.h>
#include <mach/at91_dbgu.h>


#define ARCH_ID_AT91RM9200	0x09290780
#define ARCH_ID_AT91SAM9260	0x019803a0
#define ARCH_ID_AT91SAM9261	0x019703a0
#define ARCH_ID_AT91SAM9263	0x019607a0
#define ARCH_ID_AT91SAM9G10	0x019903a0
#define ARCH_ID_AT91SAM9G20	0x019905a0
#define ARCH_ID_AT91SAM9RL64	0x019b03a0
#define ARCH_ID_AT91SAM9G45	0x819b05a0
#define ARCH_ID_AT91SAM9G45MRL	0x819b05a2	/* aka 9G45-ES2 & non ES lots */
#define ARCH_ID_AT91SAM9G45ES	0x819b05a1	/* 9G45-ES (Engineering Sample) */
#define ARCH_ID_AT91SAM9X5	0x819a05a0
#define ARCH_ID_AT91CAP9	0x039A03A0

#define ARCH_ID_AT91SAM9XE128	0x329973a0
#define ARCH_ID_AT91SAM9XE256	0x329a93a0
#define ARCH_ID_AT91SAM9XE512	0x329aa3a0

#define ARCH_ID_AT572D940HF	0x0e0303e0

#define ARCH_ID_AT91M40800	0x14080044
#define ARCH_ID_AT91R40807	0x44080746
#define ARCH_ID_AT91M40807	0x14080745
#define ARCH_ID_AT91R40008	0x44000840

static inline unsigned long at91_cpu_identify(void)
{
	return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
}

static inline unsigned long at91_cpu_fully_identify(void)
{
	return at91_sys_read(AT91_DBGU_CIDR);
}

#define ARCH_EXID_AT91SAM9M11	0x00000001
#define ARCH_EXID_AT91SAM9M10	0x00000002
#define ARCH_EXID_AT91SAM9G46	0x00000003
#define ARCH_EXID_AT91SAM9G45	0x00000004

#define ARCH_EXID_AT91SAM9G15	0x00000000
#define ARCH_EXID_AT91SAM9G35	0x00000001
#define ARCH_EXID_AT91SAM9X35	0x00000002
#define ARCH_EXID_AT91SAM9G25	0x00000003
#define ARCH_EXID_AT91SAM9X25	0x00000004

static inline unsigned long at91_exid_identify(void)
{
	return at91_sys_read(AT91_DBGU_EXID);
}


#define ARCH_FAMILY_AT91X92	0x09200000
#define ARCH_FAMILY_AT91SAM9	0x01900000
#define ARCH_FAMILY_AT91SAM9XE	0x02900000

static inline unsigned long at91_arch_identify(void)
{
	return (at91_sys_read(AT91_DBGU_CIDR) & AT91_CIDR_ARCH);
}

#ifdef CONFIG_ARCH_AT91CAP9
#include <mach/at91_pmc.h>

#define ARCH_REVISION_CAP9_B	0x399
#define ARCH_REVISION_CAP9_C	0x601

static inline unsigned long at91cap9_rev_identify(void)
{
	return (at91_sys_read(AT91_PMC_VER));
}
#endif

#ifdef CONFIG_ARCH_AT91RM9200
extern int rm9200_type;
#define ARCH_REVISON_9200_BGA	(0 << 0)
#define ARCH_REVISON_9200_PQFP	(1 << 0)
#define cpu_is_at91rm9200()	(at91_cpu_identify() == ARCH_ID_AT91RM9200)
#define cpu_is_at91rm9200_bga()	(!cpu_is_at91rm9200_pqfp())
#define cpu_is_at91rm9200_pqfp() (cpu_is_at91rm9200() && rm9200_type & ARCH_REVISON_9200_PQFP)
#else
#define cpu_is_at91rm9200()	(0)
#define cpu_is_at91rm9200_bga()	(0)
#define cpu_is_at91rm9200_pqfp() (0)
#endif

#ifdef CONFIG_ARCH_AT91SAM9260
#define cpu_is_at91sam9xe()	(at91_arch_identify() == ARCH_FAMILY_AT91SAM9XE)
#define cpu_is_at91sam9260()	((at91_cpu_identify() == ARCH_ID_AT91SAM9260) || cpu_is_at91sam9xe())
#else
#define cpu_is_at91sam9xe()	(0)
#define cpu_is_at91sam9260()	(0)
#endif

#ifdef CONFIG_ARCH_AT91SAM9G20
#define cpu_is_at91sam9g20()	(at91_cpu_identify() == ARCH_ID_AT91SAM9G20)
#else
#define cpu_is_at91sam9g20()	(0)
#endif

#ifdef CONFIG_ARCH_AT91SAM9261
#define cpu_is_at91sam9261()	(at91_cpu_identify() == ARCH_ID_AT91SAM9261)
#else
#define cpu_is_at91sam9261()	(0)
#endif

#ifdef CONFIG_ARCH_AT91SAM9G10
#define cpu_is_at91sam9g10()	((at91_cpu_identify() & ~AT91_CIDR_EXT)	== ARCH_ID_AT91SAM9G10)
#else
#define cpu_is_at91sam9g10()	(0)
#endif

#ifdef CONFIG_ARCH_AT91SAM9263
#define cpu_is_at91sam9263()	(at91_cpu_identify() == ARCH_ID_AT91SAM9263)
#else
#define cpu_is_at91sam9263()	(0)
#endif

#ifdef CONFIG_ARCH_AT91SAM9RL
#define cpu_is_at91sam9rl()	(at91_cpu_identify() == ARCH_ID_AT91SAM9RL64)
#else
#define cpu_is_at91sam9rl()	(0)
#endif

#ifdef CONFIG_ARCH_AT91SAM9G45
#define cpu_is_at91sam9g45()	(at91_cpu_identify() == ARCH_ID_AT91SAM9G45)
#define cpu_is_at91sam9g45es()	(at91_cpu_fully_identify() == ARCH_ID_AT91SAM9G45ES)
#define cpu_is_at91sam9m10()    (cpu_is_at91sam9g45() && \
                                (at91_exid_identify() == ARCH_EXID_AT91SAM9M10))
#define cpu_is_at91sam9m46()    (cpu_is_at91sam9g45() && \
                                (at91_exid_identify() == ARCH_EXID_AT91SAM9G46))
#define cpu_is_at91sam9m11()    (cpu_is_at91sam9g45() && \
                                (at91_exid_identify() == ARCH_EXID_AT91SAM9M11))
#else
#define cpu_is_at91sam9g45()	(0)
#define cpu_is_at91sam9g45es()	(0)
#define cpu_is_at91sam9m10()	(0)
#define cpu_is_at91sam9g46()	(0)
#define cpu_is_at91sam9m11()	(0)
#endif

#ifdef CONFIG_ARCH_AT91SAM9X5
#define cpu_is_at91sam9x5()	(at91_cpu_identify() == ARCH_ID_AT91SAM9X5)
#define cpu_is_at91sam9g15()	(cpu_is_at91sam9x5() && \
				(at91_exid_identify() == ARCH_EXID_AT91SAM9G15))
#define cpu_is_at91sam9g35()	(cpu_is_at91sam9x5() && \
				(at91_exid_identify() == ARCH_EXID_AT91SAM9G35))
#define cpu_is_at91sam9x35()	(cpu_is_at91sam9x5() && \
				(at91_exid_identify() == ARCH_EXID_AT91SAM9X35))
#define cpu_is_at91sam9g25()	(cpu_is_at91sam9x5() && \
				(at91_exid_identify() == ARCH_EXID_AT91SAM9G25))
#define cpu_is_at91sam9x25()	(cpu_is_at91sam9x5() && \
				(at91_exid_identify() == ARCH_EXID_AT91SAM9X25))
#else
#define cpu_is_at91sam9x5()	(0)
#define cpu_is_at91sam9g15()	(0)
#define cpu_is_at91sam9g35()	(0)
#define cpu_is_at91sam9x35()	(0)
#define cpu_is_at91sam9g25()	(0)
#define cpu_is_at91sam9x25()	(0)
#endif

#ifdef CONFIG_ARCH_AT91CAP9
#define cpu_is_at91cap9()	(at91_cpu_identify() == ARCH_ID_AT91CAP9)
#define cpu_is_at91cap9_revB()	(at91cap9_rev_identify() == ARCH_REVISION_CAP9_B)
#define cpu_is_at91cap9_revC()	(at91cap9_rev_identify() == ARCH_REVISION_CAP9_C)
#else
#define cpu_is_at91cap9()	(0)
#define cpu_is_at91cap9_revB()	(0)
#define cpu_is_at91cap9_revC()	(0)
#endif

#ifdef CONFIG_ARCH_AT572D940HF
#define cpu_is_at572d940hf() (at91_cpu_identify() == ARCH_ID_AT572D940HF)
#else
#define cpu_is_at572d940hf() (0)
#endif

/*
 * Since this is ARM, we will never run on any AVR32 CPU. But these
 * definitions may reduce clutter in common drivers.
 */
#define cpu_is_at32ap7000()	(0)

#endif
Commit	Line	Data
79da7a61	1	/*
a09e64fb	2	* arch/arm/mach-at91/include/mach/cpu.h
79da7a61 AV	3	*
	4	* Copyright (C) 2006 SAN People
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	*/
	12
	13	#ifndef __ASM_ARCH_CPU_H
	14	#define __ASM_ARCH_CPU_H
	15
a09e64fb RK	16	#include <mach/hardware.h>
a09e64fb RK	17	#include <mach/at91_dbgu.h>
79da7a61 AV	18
	19
	20	#define ARCH_ID_AT91RM9200 0x09290780
	21	#define ARCH_ID_AT91SAM9260 0x019803a0
	22	#define ARCH_ID_AT91SAM9261 0x019703a0
b2c65616	23	#define ARCH_ID_AT91SAM9263 0x019607a0
e2941054	24	#define ARCH_ID_AT91SAM9G10 0x019903a0
61352667	25	#define ARCH_ID_AT91SAM9G20 0x019905a0
2b3b3516	26	#define ARCH_ID_AT91SAM9RL64 0x019b03a0
fddcc0ae	27	#define ARCH_ID_AT91SAM9G45 0x819b05a0
d8951ade NF	28	#define ARCH_ID_AT91SAM9G45MRL 0x819b05a2 /* aka 9G45-ES2 & non ES lots */
d8951ade NF	29	#define ARCH_ID_AT91SAM9G45ES 0x819b05a1 /* 9G45-ES (Engineering Sample) */
9baeb7e4	30	#define ARCH_ID_AT91SAM9X5 0x819a05a0
2b3b3516	31	#define ARCH_ID_AT91CAP9 0x039A03A0
79da7a61	32
f7eee89b AV	33	#define ARCH_ID_AT91SAM9XE128 0x329973a0
	34	#define ARCH_ID_AT91SAM9XE256 0x329a93a0
	35	#define ARCH_ID_AT91SAM9XE512 0x329aa3a0
79da7a61	36
5e38efae AV	37	#define ARCH_ID_AT572D940HF 0x0e0303e0
5e38efae AV	38
70672224 GU	39	#define ARCH_ID_AT91M40800 0x14080044
	40	#define ARCH_ID_AT91R40807 0x44080746
	41	#define ARCH_ID_AT91M40807 0x14080745
	42	#define ARCH_ID_AT91R40008 0x44000840
	43
79da7a61 AV	44	static inline unsigned long at91_cpu_identify(void)
	45	{
	46	return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
	47	}
	48
d8951ade NF	49	static inline unsigned long at91_cpu_fully_identify(void)
	50	{
	51	return at91_sys_read(AT91_DBGU_CIDR);
	52	}
	53
fddcc0ae NF	54	#define ARCH_EXID_AT91SAM9M11 0x00000001
fddcc0ae NF	55	#define ARCH_EXID_AT91SAM9M10 0x00000002
5f9f0a41	56	#define ARCH_EXID_AT91SAM9G46 0x00000003
fddcc0ae NF	57	#define ARCH_EXID_AT91SAM9G45 0x00000004
fddcc0ae NF	58
9baeb7e4 JCPV	59	#define ARCH_EXID_AT91SAM9G15 0x00000000
	60	#define ARCH_EXID_AT91SAM9G35 0x00000001
	61	#define ARCH_EXID_AT91SAM9X35 0x00000002
	62	#define ARCH_EXID_AT91SAM9G25 0x00000003
	63	#define ARCH_EXID_AT91SAM9X25 0x00000004
	64
fddcc0ae NF	65	static inline unsigned long at91_exid_identify(void)
	66	{
	67	return at91_sys_read(AT91_DBGU_EXID);
	68	}
	69
79da7a61	70
f7eee89b AV	71	#define ARCH_FAMILY_AT91X92 0x09200000
	72	#define ARCH_FAMILY_AT91SAM9 0x01900000
	73	#define ARCH_FAMILY_AT91SAM9XE 0x02900000
	74
	75	static inline unsigned long at91_arch_identify(void)
	76	{
	77	return (at91_sys_read(AT91_DBGU_CIDR) & AT91_CIDR_ARCH);
	78	}
	79
7be90a6b SP	80	#ifdef CONFIG_ARCH_AT91CAP9
	81	#include <mach/at91_pmc.h>
	82
	83	#define ARCH_REVISION_CAP9_B 0x399
	84	#define ARCH_REVISION_CAP9_C 0x601
	85
	86	static inline unsigned long at91cap9_rev_identify(void)
	87	{
	88	return (at91_sys_read(AT91_PMC_VER));
	89	}
	90	#endif
f7eee89b	91
79da7a61	92	#ifdef CONFIG_ARCH_AT91RM9200
e57556e3 JCPV	93	extern int rm9200_type;
	94	#define ARCH_REVISON_9200_BGA (0 << 0)
	95	#define ARCH_REVISON_9200_PQFP (1 << 0)
79da7a61	96	#define cpu_is_at91rm9200() (at91_cpu_identify() == ARCH_ID_AT91RM9200)
e57556e3 JCPV	97	#define cpu_is_at91rm9200_bga() (!cpu_is_at91rm9200_pqfp())
e57556e3 JCPV	98	#define cpu_is_at91rm9200_pqfp() (cpu_is_at91rm9200() && rm9200_type & ARCH_REVISON_9200_PQFP)
79da7a61 AV	99	#else
79da7a61 AV	100	#define cpu_is_at91rm9200() (0)
e57556e3 JCPV	101	#define cpu_is_at91rm9200_bga() (0)
e57556e3 JCPV	102	#define cpu_is_at91rm9200_pqfp() (0)
79da7a61 AV	103	#endif
	104
	105	#ifdef CONFIG_ARCH_AT91SAM9260
f7eee89b AV	106	#define cpu_is_at91sam9xe() (at91_arch_identify() == ARCH_FAMILY_AT91SAM9XE)
f7eee89b AV	107	#define cpu_is_at91sam9260() ((at91_cpu_identify() == ARCH_ID_AT91SAM9260) \|\| cpu_is_at91sam9xe())
79da7a61	108	#else
f7eee89b	109	#define cpu_is_at91sam9xe() (0)
79da7a61 AV	110	#define cpu_is_at91sam9260() (0)
	111	#endif
	112
61352667	113	#ifdef CONFIG_ARCH_AT91SAM9G20
	114	#define cpu_is_at91sam9g20() (at91_cpu_identify() == ARCH_ID_AT91SAM9G20)
	115	#else
	116	#define cpu_is_at91sam9g20() (0)
	117	#endif
	118
79da7a61 AV	119	#ifdef CONFIG_ARCH_AT91SAM9261
	120	#define cpu_is_at91sam9261() (at91_cpu_identify() == ARCH_ID_AT91SAM9261)
	121	#else
	122	#define cpu_is_at91sam9261() (0)
	123	#endif
	124
b784b7c0	125	#ifdef CONFIG_ARCH_AT91SAM9G10
e2941054	126	#define cpu_is_at91sam9g10() ((at91_cpu_identify() & ~AT91_CIDR_EXT) == ARCH_ID_AT91SAM9G10)
b784b7c0 NF	127	#else
	128	#define cpu_is_at91sam9g10() (0)
	129	#endif
	130
b2c65616 AV	131	#ifdef CONFIG_ARCH_AT91SAM9263
	132	#define cpu_is_at91sam9263() (at91_cpu_identify() == ARCH_ID_AT91SAM9263)
	133	#else
	134	#define cpu_is_at91sam9263() (0)
	135	#endif
	136
877d7720 AV	137	#ifdef CONFIG_ARCH_AT91SAM9RL
	138	#define cpu_is_at91sam9rl() (at91_cpu_identify() == ARCH_ID_AT91SAM9RL64)
	139	#else
	140	#define cpu_is_at91sam9rl() (0)
	141	#endif
	142
fddcc0ae NF	143	#ifdef CONFIG_ARCH_AT91SAM9G45
fddcc0ae NF	144	#define cpu_is_at91sam9g45() (at91_cpu_identify() == ARCH_ID_AT91SAM9G45)
d8951ade	145	#define cpu_is_at91sam9g45es() (at91_cpu_fully_identify() == ARCH_ID_AT91SAM9G45ES)
5f9f0a41 NF	146	#define cpu_is_at91sam9m10() (cpu_is_at91sam9g45() && \
	147	(at91_exid_identify() == ARCH_EXID_AT91SAM9M10))
	148	#define cpu_is_at91sam9m46() (cpu_is_at91sam9g45() && \
	149	(at91_exid_identify() == ARCH_EXID_AT91SAM9G46))
	150	#define cpu_is_at91sam9m11() (cpu_is_at91sam9g45() && \
	151	(at91_exid_identify() == ARCH_EXID_AT91SAM9M11))
fddcc0ae NF	152	#else
fddcc0ae NF	153	#define cpu_is_at91sam9g45() (0)
d8951ade	154	#define cpu_is_at91sam9g45es() (0)
5f9f0a41 NF	155	#define cpu_is_at91sam9m10() (0)
	156	#define cpu_is_at91sam9g46() (0)
	157	#define cpu_is_at91sam9m11() (0)
fddcc0ae NF	158	#endif
fddcc0ae NF	159
9baeb7e4 JCPV	160	#ifdef CONFIG_ARCH_AT91SAM9X5
	161	#define cpu_is_at91sam9x5() (at91_cpu_identify() == ARCH_ID_AT91SAM9X5)
	162	#define cpu_is_at91sam9g15() (cpu_is_at91sam9x5() && \
	163	(at91_exid_identify() == ARCH_EXID_AT91SAM9G15))
	164	#define cpu_is_at91sam9g35() (cpu_is_at91sam9x5() && \
	165	(at91_exid_identify() == ARCH_EXID_AT91SAM9G35))
	166	#define cpu_is_at91sam9x35() (cpu_is_at91sam9x5() && \
	167	(at91_exid_identify() == ARCH_EXID_AT91SAM9X35))
	168	#define cpu_is_at91sam9g25() (cpu_is_at91sam9x5() && \
	169	(at91_exid_identify() == ARCH_EXID_AT91SAM9G25))
	170	#define cpu_is_at91sam9x25() (cpu_is_at91sam9x5() && \
	171	(at91_exid_identify() == ARCH_EXID_AT91SAM9X25))
	172	#else
	173	#define cpu_is_at91sam9x5() (0)
	174	#define cpu_is_at91sam9g15() (0)
	175	#define cpu_is_at91sam9g35() (0)
	176	#define cpu_is_at91sam9x35() (0)
	177	#define cpu_is_at91sam9g25() (0)
	178	#define cpu_is_at91sam9x25() (0)
	179	#endif
	180
2b3b3516 AV	181	#ifdef CONFIG_ARCH_AT91CAP9
2b3b3516 AV	182	#define cpu_is_at91cap9() (at91_cpu_identify() == ARCH_ID_AT91CAP9)
7be90a6b SP	183	#define cpu_is_at91cap9_revB() (at91cap9_rev_identify() == ARCH_REVISION_CAP9_B)
7be90a6b SP	184	#define cpu_is_at91cap9_revC() (at91cap9_rev_identify() == ARCH_REVISION_CAP9_C)
2b3b3516 AV	185	#else
2b3b3516 AV	186	#define cpu_is_at91cap9() (0)
7be90a6b SP	187	#define cpu_is_at91cap9_revB() (0)
7be90a6b SP	188	#define cpu_is_at91cap9_revC() (0)
2b3b3516	189	#endif
877d7720	190
5e38efae AV	191	#ifdef CONFIG_ARCH_AT572D940HF
	192	#define cpu_is_at572d940hf() (at91_cpu_identify() == ARCH_ID_AT572D940HF)
	193	#else
	194	#define cpu_is_at572d940hf() (0)
	195	#endif
	196
e7498281 HS	197	/*
	198	* Since this is ARM, we will never run on any AVR32 CPU. But these
	199	* definitions may reduce clutter in common drivers.
	200	*/
	201	#define cpu_is_at32ap7000() (0)
	202
79da7a61	203	#endif