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ARM: at91: add sam9x5 series CPU definition and cpu_is_xxx macro 

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2012-03-30 06:58:45 +02:00 committed by Sascha Hauer
parent b5b7ae246d
commit 15732c1a5a
1 changed files with 28 additions and 0 deletions
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28
arch/arm/mach-at91/include/mach/cpu.h
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@ -27,6 +27,7 @@
#define ARCH_ID_AT91SAM9G45 0x819b05a0
#define ARCH_ID_AT91SAM9G45MRL 0x819b05a2 /* aka 9G45-ES2 & non ES lots */
#define ARCH_ID_AT91SAM9G45ES 0x819b05a1 /* 9G45-ES (Engineering Sample) */
#define ARCH_ID_AT91SAM9X5 0x819a05a0
#define ARCH_ID_AT91CAP9 0x039A03A0
#define ARCH_ID_AT91SAM9XE128 0x329973a0
@ -55,6 +56,12 @@ static inline unsigned long at91_cpu_fully_identify(void)
#define ARCH_EXID_AT91SAM9G46 0x00000003
#define ARCH_EXID_AT91SAM9G45 0x00000004
#define ARCH_EXID_AT91SAM9G15 0x00000000
#define ARCH_EXID_AT91SAM9G35 0x00000001
#define ARCH_EXID_AT91SAM9X35 0x00000002
#define ARCH_EXID_AT91SAM9G25 0x00000003
#define ARCH_EXID_AT91SAM9X25 0x00000004
static inline unsigned long at91_exid_identify(void)
{
return at91_sys_read(AT91_DBGU_EXID);
@ -143,6 +150,27 @@ static inline unsigned long at91cap9_rev_identify(void)
#define cpu_is_at91sam9m11() (0)
#endif
#ifdef CONFIG_ARCH_AT91SAM9X5
#define cpu_is_at91sam9x5() (at91_cpu_identify() == ARCH_ID_AT91SAM9X5)
#define cpu_is_at91sam9g15() (cpu_is_at91sam9x5() && \
(at91_exid_identify() == ARCH_EXID_AT91SAM9G15))
#define cpu_is_at91sam9g35() (cpu_is_at91sam9x5() && \
(at91_exid_identify() == ARCH_EXID_AT91SAM9G35))
#define cpu_is_at91sam9x35() (cpu_is_at91sam9x5() && \
(at91_exid_identify() == ARCH_EXID_AT91SAM9X35))
#define cpu_is_at91sam9g25() (cpu_is_at91sam9x5() && \
(at91_exid_identify() == ARCH_EXID_AT91SAM9G25))
#define cpu_is_at91sam9x25() (cpu_is_at91sam9x5() && \
(at91_exid_identify() == ARCH_EXID_AT91SAM9X25))
#else
#define cpu_is_at91sam9x5() (0)
#define cpu_is_at91sam9g15() (0)
#define cpu_is_at91sam9g35() (0)
#define cpu_is_at91sam9x35() (0)
#define cpu_is_at91sam9g25() (0)
#define cpu_is_at91sam9x25() (0)
#endif
#ifdef CONFIG_ARCH_AT91CAP9
#define cpu_is_at91cap9() (at91_cpu_identify() == ARCH_ID_AT91CAP9)
#define cpu_is_at91cap9_revB() (at91cap9_rev_identify() == ARCH_REVISION_CAP9_B)