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_u8520(void)44static inline bool __attribute_const__ cpu_is_u8520(void) 45 { 46 return dbx500_partnumber() == 0x8520; 47 } 48 cpu_is_u8500_family(void)49static inline bool cpu_is_u8500_family(void) 50 { 51 return cpu_is_u8500() || cpu_is_u8520(); 52 } 53 cpu_is_u9540(void)54static inline bool __attribute_const__ cpu_is_u9540(void) 55 { 56 return dbx500_partnumber() == 0x9540; 57 } 58 cpu_is_u8540(void)59static inline bool __attribute_const__ cpu_is_u8540(void) 60 { 61 return dbx500_partnumber() == 0x8540; 62 } 63 cpu_is_u8580(void)64static inline bool __attribute_const__ cpu_is_u8580(void) 65 { 66 return dbx500_partnumber() == 0x8580; 67 } 68 cpu_is_ux540_family(void)69static inline bool cpu_is_ux540_family(void) 70 { 71 return cpu_is_u9540() || cpu_is_u8540() || cpu_is_u8580(); 72 } 73 74 /* 75 * 8500 revisions 76 */ 77 cpu_is_u8500ed(void)78static inline bool __attribute_const__ cpu_is_u8500ed(void) 79 { 80 return cpu_is_u8500() && dbx500_revision() == 0x00; 81 } 82 cpu_is_u8500v1(void)83static inline bool __attribute_const__ cpu_is_u8500v1(void) 84 { 85 return cpu_is_u8500() && (dbx500_revision() & 0xf0) == 0xA0; 86 } 87 cpu_is_u8500v10(void)88static inline bool __attribute_const__ cpu_is_u8500v10(void) 89 { 90 return cpu_is_u8500() && dbx500_revision() == 0xA0; 91 } 92 cpu_is_u8500v11(void)93static inline bool __attribute_const__ cpu_is_u8500v11(void) 94 { 95 return cpu_is_u8500() && dbx500_revision() == 0xA1; 96 } 97 cpu_is_u8500v2(void)98static inline bool __attribute_const__ cpu_is_u8500v2(void) 99 { 100 return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0); 101 } 102 cpu_is_u8500v20(void)103static inline bool cpu_is_u8500v20(void) 104 { 105 return cpu_is_u8500() && (dbx500_revision() == 0xB0); 106 } 107 cpu_is_u8500v21(void)108static inline bool cpu_is_u8500v21(void) 109 { 110 return cpu_is_u8500() && (dbx500_revision() == 0xB1); 111 } 112 cpu_is_u8500v22(void)113static inline bool cpu_is_u8500v22(void) 114 { 115 return cpu_is_u8500() && (dbx500_revision() == 0xB2); 116 } 117 cpu_is_u8500v20_or_later(void)118static inline bool cpu_is_u8500v20_or_later(void) 119 { 120 return (cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11()); 121 } 122 123 /* 124 * 8540 revisions 125 */ 126 cpu_is_u8540v10(void)127static inline bool __attribute_const__ cpu_is_u8540v10(void) 128 { 129 return cpu_is_u8540() && dbx500_revision() == 0xA0; 130 } 131 cpu_is_u8580v10(void)132static inline bool __attribute_const__ cpu_is_u8580v10(void) 133 { 134 return cpu_is_u8580() && dbx500_revision() == 0xA0; 135 } 136 ux500_is_svp(void)137static inline bool ux500_is_svp(void) 138 { 139 return false; 140 } 141 142 #define ux500_unknown_soc() BUG() 143 144 #endif 145