125 lines
2.5 KiB
C
125 lines
2.5 KiB
C
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/*
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* Copyright (C) ST-Ericsson SA 2010
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*
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* Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
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* License terms: GNU General Public License (GPL) version 2
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*/
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#ifndef __MACH_UX500_ID
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#define __MACH_UX500_ID
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/**
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* struct dbx500_asic_id - fields of the ASIC ID
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* @process: the manufacturing process, 0x40 is 40 nm 0x00 is "standard"
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* @partnumber: hithereto 0x8500 for DB8500
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* @revision: version code in the series
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*/
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struct dbx500_asic_id {
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u16 partnumber;
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u8 revision;
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u8 process;
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};
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extern struct dbx500_asic_id dbx500_id;
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static inline unsigned int __attribute_const__ dbx500_partnumber(void)
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{
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return dbx500_id.partnumber;
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}
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static inline unsigned int __attribute_const__ dbx500_revision(void)
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{
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return dbx500_id.revision;
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}
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/*
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* SOCs
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*/
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static inline bool __attribute_const__ cpu_is_u8500(void)
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{
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return dbx500_partnumber() == 0x8500;
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}
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static inline bool __attribute_const__ cpu_is_u5500(void)
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{
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return dbx500_partnumber() == 0x5500;
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}
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/*
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* 5500 revisions
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*/
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static inline bool __attribute_const__ cpu_is_u5500v1(void)
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{
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return cpu_is_u5500() && (dbx500_revision() & 0xf0) == 0xA0;
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}
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static inline bool __attribute_const__ cpu_is_u5500v2(void)
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{
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return (dbx500_id.revision & 0xf0) == 0xB0;
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}
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static inline bool __attribute_const__ cpu_is_u5500v20(void)
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{
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return cpu_is_u5500() && ((dbx500_revision() & 0xf0) == 0xB0);
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}
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static inline bool __attribute_const__ cpu_is_u5500v21(void)
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{
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return cpu_is_u5500() && (dbx500_revision() == 0xB1);
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}
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/*
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* 8500 revisions
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*/
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static inline bool __attribute_const__ cpu_is_u8500ed(void)
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{
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return cpu_is_u8500() && dbx500_revision() == 0x00;
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}
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static inline bool __attribute_const__ cpu_is_u8500v1(void)
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{
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return cpu_is_u8500() && (dbx500_revision() & 0xf0) == 0xA0;
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}
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static inline bool __attribute_const__ cpu_is_u8500v10(void)
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{
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return cpu_is_u8500() && dbx500_revision() == 0xA0;
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}
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static inline bool __attribute_const__ cpu_is_u8500v11(void)
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{
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return cpu_is_u8500() && dbx500_revision() == 0xA1;
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}
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static inline bool __attribute_const__ cpu_is_u8500v2(void)
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{
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return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0);
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}
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static inline bool cpu_is_u8500v20(void)
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{
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return cpu_is_u8500() && (dbx500_revision() == 0xB0);
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}
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static inline bool cpu_is_u8500v21(void)
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{
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return cpu_is_u8500() && (dbx500_revision() == 0xB1);
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}
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static inline bool cpu_is_u8500v20_or_later(void)
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{
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return cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11();
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}
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static inline bool ux500_is_svp(void)
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{
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return false;
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}
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#define ux500_unknown_soc() BUG()
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#endif
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