diff options
Diffstat (limited to 'arch/arm/mach-at91/include/mach/cpu.h')
| -rw-r--r-- | arch/arm/mach-at91/include/mach/cpu.h | 203 |
1 files changed, 128 insertions, 75 deletions
diff --git a/arch/arm/mach-at91/include/mach/cpu.h b/arch/arm/mach-at91/include/mach/cpu.h index 3bef931d0b1..86c71debab5 100644 --- a/arch/arm/mach-at91/include/mach/cpu.h +++ b/arch/arm/mach-at91/include/mach/cpu.h @@ -1,7 +1,8 @@ /* * arch/arm/mach-at91/include/mach/cpu.h * - * Copyright (C) 2006 SAN People + * Copyright (C) 2006 SAN People + * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.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 @@ -10,12 +11,8 @@ * */ -#ifndef __ASM_ARCH_CPU_H -#define __ASM_ARCH_CPU_H - -#include <mach/hardware.h> -#include <mach/at91_dbgu.h> - +#ifndef __MACH_CPU_H__ +#define __MACH_CPU_H__ #define ARCH_ID_AT91RM9200 0x09290780 #define ARCH_ID_AT91SAM9260 0x019803a0 @@ -27,114 +24,157 @@ #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_AT91CAP9 0x039A03A0 +#define ARCH_ID_AT91SAM9X5 0x819a05a0 +#define ARCH_ID_AT91SAM9N12 0x819a07a0 #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_ID_SAMA5D3 0x8A5C07C0 #define ARCH_EXID_AT91SAM9M11 0x00000001 #define ARCH_EXID_AT91SAM9M10 0x00000002 #define ARCH_EXID_AT91SAM9G46 0x00000003 #define ARCH_EXID_AT91SAM9G45 0x00000004 -static inline unsigned long at91_exid_identify(void) -{ - return at91_sys_read(AT91_DBGU_EXID); -} +#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 +#define ARCH_EXID_SAMA5D31 0x00444300 +#define ARCH_EXID_SAMA5D33 0x00414300 +#define ARCH_EXID_SAMA5D34 0x00414301 +#define ARCH_EXID_SAMA5D35 0x00584300 +#define ARCH_EXID_SAMA5D36 0x00004301 #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); -} +/* RM9200 type */ +#define ARCH_REVISON_9200_BGA (0 << 0) +#define ARCH_REVISON_9200_PQFP (1 << 0) + +#ifndef __ASSEMBLY__ +enum at91_soc_type { + /* 920T */ + AT91_SOC_RM9200, + + /* SAM92xx */ + AT91_SOC_SAM9260, AT91_SOC_SAM9261, AT91_SOC_SAM9263, + + /* SAM9Gxx */ + AT91_SOC_SAM9G10, AT91_SOC_SAM9G20, AT91_SOC_SAM9G45, + + /* SAM9RL */ + AT91_SOC_SAM9RL, + + /* SAM9X5 */ + AT91_SOC_SAM9X5, + + /* SAM9N12 */ + AT91_SOC_SAM9N12, + + /* SAMA5D3 */ + AT91_SOC_SAMA5D3, -#ifdef CONFIG_ARCH_AT91CAP9 -#include <mach/at91_pmc.h> + /* Unknown type */ + AT91_SOC_UNKNOWN, +}; -#define ARCH_REVISION_CAP9_B 0x399 -#define ARCH_REVISION_CAP9_C 0x601 +enum at91_soc_subtype { + /* RM9200 */ + AT91_SOC_RM9200_BGA, AT91_SOC_RM9200_PQFP, -static inline unsigned long at91cap9_rev_identify(void) + /* SAM9260 */ + AT91_SOC_SAM9XE, + + /* SAM9G45 */ + AT91_SOC_SAM9G45ES, AT91_SOC_SAM9M10, AT91_SOC_SAM9G46, AT91_SOC_SAM9M11, + + /* SAM9X5 */ + AT91_SOC_SAM9G15, AT91_SOC_SAM9G35, AT91_SOC_SAM9X35, + AT91_SOC_SAM9G25, AT91_SOC_SAM9X25, + + /* SAMA5D3 */ + AT91_SOC_SAMA5D31, AT91_SOC_SAMA5D33, AT91_SOC_SAMA5D34, + AT91_SOC_SAMA5D35, AT91_SOC_SAMA5D36, + + /* No subtype for this SoC */ + AT91_SOC_SUBTYPE_NONE, + + /* Unknown subtype */ + AT91_SOC_SUBTYPE_UNKNOWN, +}; + +struct at91_socinfo { + unsigned int type, subtype; + unsigned int cidr, exid; +}; + +extern struct at91_socinfo at91_soc_initdata; +const char *at91_get_soc_type(struct at91_socinfo *c); +const char *at91_get_soc_subtype(struct at91_socinfo *c); + +static inline int at91_soc_is_detected(void) { - return (at91_sys_read(AT91_PMC_VER)); + return at91_soc_initdata.type != AT91_SOC_UNKNOWN; } -#endif -#ifdef CONFIG_ARCH_AT91RM9200 -#define cpu_is_at91rm9200() (at91_cpu_identify() == ARCH_ID_AT91RM9200) +#ifdef CONFIG_SOC_AT91RM9200 +#define cpu_is_at91rm9200() (at91_soc_initdata.type == AT91_SOC_RM9200) +#define cpu_is_at91rm9200_bga() (at91_soc_initdata.subtype == AT91_SOC_RM9200_BGA) +#define cpu_is_at91rm9200_pqfp() (at91_soc_initdata.subtype == AT91_SOC_RM9200_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()) +#ifdef CONFIG_SOC_AT91SAM9260 +#define cpu_is_at91sam9xe() (at91_soc_initdata.subtype == AT91_SOC_SAM9XE) +#define cpu_is_at91sam9260() (at91_soc_initdata.type == AT91_SOC_SAM9260) +#define cpu_is_at91sam9g20() (at91_soc_initdata.type == AT91_SOC_SAM9G20) #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) +#ifdef CONFIG_SOC_AT91SAM9261 +#define cpu_is_at91sam9261() (at91_soc_initdata.type == AT91_SOC_SAM9261) +#define cpu_is_at91sam9g10() (at91_soc_initdata.type == AT91_SOC_SAM9G10) #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) +#ifdef CONFIG_SOC_AT91SAM9263 +#define cpu_is_at91sam9263() (at91_soc_initdata.type == AT91_SOC_SAM9263) #else #define cpu_is_at91sam9263() (0) #endif -#ifdef CONFIG_ARCH_AT91SAM9RL -#define cpu_is_at91sam9rl() (at91_cpu_identify() == ARCH_ID_AT91SAM9RL64) +#ifdef CONFIG_SOC_AT91SAM9RL +#define cpu_is_at91sam9rl() (at91_soc_initdata.type == AT91_SOC_SAM9RL) #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)) +#ifdef CONFIG_SOC_AT91SAM9G45 +#define cpu_is_at91sam9g45() (at91_soc_initdata.type == AT91_SOC_SAM9G45) +#define cpu_is_at91sam9g45es() (at91_soc_initdata.subtype == AT91_SOC_SAM9G45ES) +#define cpu_is_at91sam9m10() (at91_soc_initdata.subtype == AT91_SOC_SAM9M10) +#define cpu_is_at91sam9g46() (at91_soc_initdata.subtype == AT91_SOC_SAM9G46) +#define cpu_is_at91sam9m11() (at91_soc_initdata.subtype == AT91_SOC_SAM9M11) #else #define cpu_is_at91sam9g45() (0) #define cpu_is_at91sam9g45es() (0) @@ -143,20 +183,32 @@ static inline unsigned long at91cap9_rev_identify(void) #define cpu_is_at91sam9m11() (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) +#ifdef CONFIG_SOC_AT91SAM9X5 +#define cpu_is_at91sam9x5() (at91_soc_initdata.type == AT91_SOC_SAM9X5) +#define cpu_is_at91sam9g15() (at91_soc_initdata.subtype == AT91_SOC_SAM9G15) +#define cpu_is_at91sam9g35() (at91_soc_initdata.subtype == AT91_SOC_SAM9G35) +#define cpu_is_at91sam9x35() (at91_soc_initdata.subtype == AT91_SOC_SAM9X35) +#define cpu_is_at91sam9g25() (at91_soc_initdata.subtype == AT91_SOC_SAM9G25) +#define cpu_is_at91sam9x25() (at91_soc_initdata.subtype == AT91_SOC_SAM9X25) #else -#define cpu_is_at91cap9() (0) -#define cpu_is_at91cap9_revB() (0) -#define cpu_is_at91cap9_revC() (0) +#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_AT572D940HF -#define cpu_is_at572d940hf() (at91_cpu_identify() == ARCH_ID_AT572D940HF) +#ifdef CONFIG_SOC_AT91SAM9N12 +#define cpu_is_at91sam9n12() (at91_soc_initdata.type == AT91_SOC_SAM9N12) #else -#define cpu_is_at572d940hf() (0) +#define cpu_is_at91sam9n12() (0) +#endif + +#ifdef CONFIG_SOC_SAMA5D3 +#define cpu_is_sama5d3() (at91_soc_initdata.type == AT91_SOC_SAMA5D3) +#else +#define cpu_is_sama5d3() (0) #endif /* @@ -164,5 +216,6 @@ static inline unsigned long at91cap9_rev_identify(void) * definitions may reduce clutter in common drivers. */ #define cpu_is_at32ap7000() (0) +#endif /* __ASSEMBLY__ */ -#endif +#endif /* __MACH_CPU_H__ */ |