id.h

Go to the documentation of this file.

/*
 * Copyright (C) ST-Ericsson SA 2010
 *
 * Author: Rabin Vincent <[email protected]> for ST-Ericsson
 * License terms: GNU General Public License (GPL) version 2
 */

#ifndef __MACH_UX500_ID
#define __MACH_UX500_ID

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_u8520(void)
{
    return dbx500_partnumber() == 0x8520;
}

static inline bool cpu_is_u8500_family(void)
{
    return cpu_is_u8500() || cpu_is_u8520();
}

static inline bool __attribute_const__ cpu_is_u9540(void)
{
    return dbx500_partnumber() == 0x9540;
}

static inline bool __attribute_const__ cpu_is_u8540(void)
{
    return dbx500_partnumber() == 0x8540;
}

static inline bool cpu_is_ux540_family(void)
{
    return cpu_is_u9540() || cpu_is_u8540();
}

/*
 * 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);
}

static inline bool cpu_is_u8500v20(void)
{
    return cpu_is_u8500() && (dbx500_revision() == 0xB0);
}

static inline bool cpu_is_u8500v21(void)
{
    return cpu_is_u8500() && (dbx500_revision() == 0xB1);
}

static inline bool cpu_is_u8500v22(void)
{
    return cpu_is_u8500() && (dbx500_revision() == 0xB2);
}

static inline bool cpu_is_u8500v20_or_later(void)
{
    return (cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11());
}

static inline bool ux500_is_svp(void)
{
    return false;
}

#define ux500_unknown_soc() BUG()

#endif