1 /* 2 * Copyright (C) ST-Ericsson SA 2010 3 * 4 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson 5 * License terms: GNU General Public License (GPL) version 2 6 */ 7 8 #ifndef __MACH_UX500_ID 9 #define __MACH_UX500_ID 10 11 /** 12 * struct dbx500_asic_id - fields of the ASIC ID 13 * @process: the manufacturing process, 0x40 is 40 nm 0x00 is "standard" 14 * @partnumber: hithereto 0x8500 for DB8500 15 * @revision: version code in the series 16 */ 17 struct dbx500_asic_id { 18 u16 partnumber; 19 u8 revision; 20 u8 process; 21 }; 22 23 extern struct dbx500_asic_id dbx500_id; 24 dbx500_partnumber(void)25static inline unsigned int __attribute_const__ dbx500_partnumber(void) 26 { 27 return dbx500_id.partnumber; 28 } 29 dbx500_revision(void)30static inline unsigned int __attribute_const__ dbx500_revision(void) 31 { 32 return dbx500_id.revision; 33 } 34 35 /* 36 * SOCs 37 */ 38 cpu_is_u8500(void)39static inline bool __attribute_const__ cpu_is_u8500(void) 40 { 41 return dbx500_partnumber() == 0x8500; 42 } 43 cpu_is_u5500(void)44static inline bool __attribute_const__ cpu_is_u5500(void) 45 { 46 return dbx500_partnumber() == 0x5500; 47 } 48 49 /* 50 * 5500 revisions 51 */ 52 cpu_is_u5500v1(void)53static inline bool __attribute_const__ cpu_is_u5500v1(void) 54 { 55 return cpu_is_u5500() && (dbx500_revision() & 0xf0) == 0xA0; 56 } 57 cpu_is_u5500v2(void)58static inline bool __attribute_const__ cpu_is_u5500v2(void) 59 { 60 return (dbx500_id.revision & 0xf0) == 0xB0; 61 } 62 cpu_is_u5500v20(void)63static inline bool __attribute_const__ cpu_is_u5500v20(void) 64 { 65 return cpu_is_u5500() && ((dbx500_revision() & 0xf0) == 0xB0); 66 } 67 cpu_is_u5500v21(void)68static inline bool __attribute_const__ cpu_is_u5500v21(void) 69 { 70 return cpu_is_u5500() && (dbx500_revision() == 0xB1); 71 } 72 73 /* 74 * 8500 revisions 75 */ 76 cpu_is_u8500ed(void)77static inline bool __attribute_const__ cpu_is_u8500ed(void) 78 { 79 return cpu_is_u8500() && dbx500_revision() == 0x00; 80 } 81 cpu_is_u8500v1(void)82static inline bool __attribute_const__ cpu_is_u8500v1(void) 83 { 84 return cpu_is_u8500() && (dbx500_revision() & 0xf0) == 0xA0; 85 } 86 cpu_is_u8500v10(void)87static inline bool __attribute_const__ cpu_is_u8500v10(void) 88 { 89 return cpu_is_u8500() && dbx500_revision() == 0xA0; 90 } 91 cpu_is_u8500v11(void)92static inline bool __attribute_const__ cpu_is_u8500v11(void) 93 { 94 return cpu_is_u8500() && dbx500_revision() == 0xA1; 95 } 96 cpu_is_u8500v2(void)97static inline bool __attribute_const__ cpu_is_u8500v2(void) 98 { 99 return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0); 100 } 101 cpu_is_u8500v20(void)102static inline bool cpu_is_u8500v20(void) 103 { 104 return cpu_is_u8500() && (dbx500_revision() == 0xB0); 105 } 106 cpu_is_u8500v21(void)107static inline bool cpu_is_u8500v21(void) 108 { 109 return cpu_is_u8500() && (dbx500_revision() == 0xB1); 110 } 111 cpu_is_u8500v20_or_later(void)112static inline bool cpu_is_u8500v20_or_later(void) 113 { 114 return cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11(); 115 } 116 ux500_is_svp(void)117static inline bool ux500_is_svp(void) 118 { 119 return false; 120 } 121 122 #define ux500_unknown_soc() BUG() 123 124 #endif 125