Release 4.7 arch/arm/mach-ux500/id.h
/*
* Copyright (C) ST-Ericsson SA 2010
*
* Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
* License terms: GNU General Public License (GPL) version 2
*/
#ifndef __MACH_UX500_ID
#define __MACH_UX500_ID
/**
* struct dbx500_asic_id - fields of the ASIC ID
* @process: the manufacturing process, 0x40 is 40 nm 0x00 is "standard"
* @partnumber: hithereto 0x8500 for DB8500
* @revision: version code in the series
*/
struct dbx500_asic_id {
u16 partnumber;
u8 revision;
u8 process;
};
extern struct dbx500_asic_id dbx500_id;
static inline unsigned int __attribute_const__ dbx500_partnumber(void)
{
return dbx500_id.partnumber;
}
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static inline unsigned int __attribute_const__ dbx500_revision(void)
{
return dbx500_id.revision;
}
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/*
* SOCs
*/
static inline bool __attribute_const__ cpu_is_u8500(void)
{
return dbx500_partnumber() == 0x8500;
}
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static inline bool __attribute_const__ cpu_is_u8520(void)
{
return dbx500_partnumber() == 0x8520;
}
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static inline bool cpu_is_u8500_family(void)
{
return cpu_is_u8500() || cpu_is_u8520();
}
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static inline bool __attribute_const__ cpu_is_u9540(void)
{
return dbx500_partnumber() == 0x9540;
}
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static inline bool __attribute_const__ cpu_is_u8540(void)
{
return dbx500_partnumber() == 0x8540;
}
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static inline bool __attribute_const__ cpu_is_u8580(void)
{
return dbx500_partnumber() == 0x8580;
}
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static inline bool cpu_is_ux540_family(void)
{
return cpu_is_u9540() || cpu_is_u8540() || cpu_is_u8580();
}
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/*
* 8500 revisions
*/
static inline bool __attribute_const__ cpu_is_u8500ed(void)
{
return cpu_is_u8500() && dbx500_revision() == 0x00;
}
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static inline bool __attribute_const__ cpu_is_u8500v1(void)
{
return cpu_is_u8500() && (dbx500_revision() & 0xf0) == 0xA0;
}
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static inline bool __attribute_const__ cpu_is_u8500v10(void)
{
return cpu_is_u8500() && dbx500_revision() == 0xA0;
}
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static inline bool __attribute_const__ cpu_is_u8500v11(void)
{
return cpu_is_u8500() && dbx500_revision() == 0xA1;
}
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static inline bool __attribute_const__ cpu_is_u8500v2(void)
{
return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0);
}
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static inline bool cpu_is_u8500v20(void)
{
return cpu_is_u8500() && (dbx500_revision() == 0xB0);
}
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static inline bool cpu_is_u8500v21(void)
{
return cpu_is_u8500() && (dbx500_revision() == 0xB1);
}
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static inline bool cpu_is_u8500v22(void)
{
return cpu_is_u8500() && (dbx500_revision() == 0xB2);
}
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static inline bool cpu_is_u8500v20_or_later(void)
{
return (cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11());
}
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/*
* 8540 revisions
*/
static inline bool __attribute_const__ cpu_is_u8540v10(void)
{
return cpu_is_u8540() && dbx500_revision() == 0xA0;
}
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static inline bool __attribute_const__ cpu_is_u8580v10(void)
{
return cpu_is_u8580() && dbx500_revision() == 0xA0;
}
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static inline bool ux500_is_svp(void)
{
return false;
}
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#define ux500_unknown_soc() BUG()
#endif
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