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ARM: ux500: Introduce cpu_is_u8580() 

Detect the subrevision v1 of U8540 and U8580.

DB8580 is the FDSOI variant of DB8540. Some differences
with DB8540 related to clocks will need to be checked with
a cpu_is_u8580() function.

Signed-off-by: Maxime Coquelin <maxime.coquelin@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Maxime Coquelin 2012-10-18 14:55:41 +02:00 committed by Linus Walleij
parent 222e8500f5
commit b5bbd41784
1 changed files with 20 additions and 1 deletions
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21
arch/arm/mach-ux500/include/mach/id.h
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@ -61,9 +61,14 @@ static inline bool __attribute_const__ cpu_is_u8540(void)
return dbx500_partnumber() == 0x8540;
}
static inline bool __attribute_const__ cpu_is_u8580(void)
{
return dbx500_partnumber() == 0x8580;
}
static inline bool cpu_is_ux540_family(void)
{
return cpu_is_u9540() || cpu_is_u8540();
return cpu_is_u9540() || cpu_is_u8540() || cpu_is_u8580();
}
/*
@ -115,6 +120,20 @@ static inline bool cpu_is_u8500v20_or_later(void)
return (cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11());
}
/*
* 8540 revisions
*/
static inline bool __attribute_const__ cpu_is_u8540v10(void)
{
return cpu_is_u8540() && dbx500_revision() == 0xA0;
}
static inline bool __attribute_const__ cpu_is_u8580v10(void)
{
return cpu_is_u8580() && dbx500_revision() == 0xA0;
}
static inline bool ux500_is_svp(void)
{
return false;