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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
 */
00017 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;
}

static inline unsigned int __attribute_const__ dbx500_revision(void)
{
      return dbx500_id.revision;
}

/*
 * SOCs
 */

static inline bool __attribute_const__ cpu_is_u8500(void)
{
      return dbx500_partnumber() == 0x8500;
}

static inline bool __attribute_const__ cpu_is_u5500(void)
{
      return dbx500_partnumber() == 0x5500;
}

/*
 * 8500 revisions
 */

static inline bool __attribute_const__ cpu_is_u8500ed(void)
{
      return cpu_is_u8500() && dbx500_revision() == 0x00;
}

static inline bool __attribute_const__ cpu_is_u8500v1(void)
{
      return cpu_is_u8500() && (dbx500_revision() & 0xf0) == 0xA0;
}

static inline bool __attribute_const__ cpu_is_u8500v10(void)
{
      return cpu_is_u8500() && dbx500_revision() == 0xA0;
}

static inline bool __attribute_const__ cpu_is_u8500v11(void)
{
      return cpu_is_u8500() && dbx500_revision() == 0xA1;
}

static inline bool __attribute_const__ cpu_is_u8500v2(void)
{
      return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0);
}

#define ux500_unknown_soc()   BUG()

#endif

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