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author | Syed Mohammed Khasim <x0khasim@ti.com> | 2007-12-05 00:38:13 +0100 |
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committer | Tony Lindgren <tony@atomide.com> | 2008-02-08 19:37:58 +0100 |
commit | 2c17f61599987ca7c54c2fef57de3bb8c32e3599 (patch) | |
tree | b65ec883f7fc81016d1a6dd058604ae3ff75fb27 /include/asm-arm/arch-omap | |
parent | ARM: OMAP: Request DSP memory for McBSP (diff) | |
download | linux-2c17f61599987ca7c54c2fef57de3bb8c32e3599.tar.xz linux-2c17f61599987ca7c54c2fef57de3bb8c32e3599.zip |
ARM: OMAP: Add 3430 CPU identification macros
This patch adds omap3430 CPU identification macros.
Silicon revision check macros added by Girish S G <girishsg@ti.com>.
CPU identification macro and silicon revision check macros
cleaned up by Paul Walmsley <paul@pwsan.com>.
Signed-off-by: Syed Mohammed Khasim <x0khasim@ti.com>
Signed-off-by: Girish S G <girishsg@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'include/asm-arm/arch-omap')
-rw-r--r-- | include/asm-arm/arch-omap/cpu.h | 127 |
1 files changed, 121 insertions, 6 deletions
diff --git a/include/asm-arm/arch-omap/cpu.h b/include/asm-arm/arch-omap/cpu.h index ec7eb675d922..e8a4cf52778b 100644 --- a/include/asm-arm/arch-omap/cpu.h +++ b/include/asm-arm/arch-omap/cpu.h @@ -28,7 +28,7 @@ extern unsigned int system_rev; -#define omap2_cpu_rev() ((system_rev >> 8) & 0x0f) +#define omap2_cpu_rev() ((system_rev >> 12) & 0x0f) /* * Test if multicore OMAP support is needed @@ -61,12 +61,33 @@ extern unsigned int system_rev; # define OMAP_NAME omap16xx # endif #endif -#ifdef CONFIG_ARCH_OMAP24XX +#if (defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)) # if (defined(OMAP_NAME) || defined(MULTI_OMAP1)) # error "OMAP1 and OMAP2 can't be selected at the same time" +# endif +#endif +#ifdef CONFIG_ARCH_OMAP2420 +# ifdef OMAP_NAME +# undef MULTI_OMAP2 +# define MULTI_OMAP2 # else +# define OMAP_NAME omap2420 +# endif +#endif +#ifdef CONFIG_ARCH_OMAP2430 +# ifdef OMAP_NAME +# undef MULTI_OMAP2 +# define MULTI_OMAP2 +# else +# define OMAP_NAME omap2430 +# endif +#endif +#ifdef CONFIG_ARCH_OMAP3430 +# ifdef OMAP_NAME # undef MULTI_OMAP2 -# define OMAP_NAME omap24xx +# define MULTI_OMAP2 +# else +# define OMAP_NAME omap3430 # endif #endif @@ -79,8 +100,9 @@ extern unsigned int system_rev; * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430 * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423 * cpu_is_omap243x(): True for OMAP2430 + * cpu_is_omap343x(): True for OMAP3430 */ -#define GET_OMAP_CLASS (system_rev & 0xff) +#define GET_OMAP_CLASS ((system_rev >> 24) & 0xff) #define IS_OMAP_CLASS(class, id) \ static inline int is_omap ##class (void) \ @@ -100,9 +122,11 @@ IS_OMAP_CLASS(7xx, 0x07) IS_OMAP_CLASS(15xx, 0x15) IS_OMAP_CLASS(16xx, 0x16) IS_OMAP_CLASS(24xx, 0x24) +IS_OMAP_CLASS(34xx, 0x34) IS_OMAP_SUBCLASS(242x, 0x242) IS_OMAP_SUBCLASS(243x, 0x243) +IS_OMAP_SUBCLASS(343x, 0x343) #define cpu_is_omap7xx() 0 #define cpu_is_omap15xx() 0 @@ -110,6 +134,8 @@ IS_OMAP_SUBCLASS(243x, 0x243) #define cpu_is_omap24xx() 0 #define cpu_is_omap242x() 0 #define cpu_is_omap243x() 0 +#define cpu_is_omap34xx() 0 +#define cpu_is_omap343x() 0 #if defined(MULTI_OMAP1) # if defined(CONFIG_ARCH_OMAP730) @@ -137,14 +163,44 @@ IS_OMAP_SUBCLASS(243x, 0x243) # undef cpu_is_omap16xx # define cpu_is_omap16xx() 1 # endif +#endif + +#if defined(MULTI_OMAP2) # if defined(CONFIG_ARCH_OMAP24XX) # undef cpu_is_omap24xx # undef cpu_is_omap242x # undef cpu_is_omap243x -# define cpu_is_omap24xx() 1 +# define cpu_is_omap24xx() is_omap24xx() # define cpu_is_omap242x() is_omap242x() # define cpu_is_omap243x() is_omap243x() # endif +# if defined(CONFIG_ARCH_OMAP34XX) +# undef cpu_is_omap34xx +# undef cpu_is_omap343x +# define cpu_is_omap34xx() is_omap34xx() +# define cpu_is_omap343x() is_omap343x() +# endif +#else +# if defined(CONFIG_ARCH_OMAP24XX) +# undef cpu_is_omap24xx +# define cpu_is_omap24xx() 1 +# endif +# if defined(CONFIG_ARCH_OMAP2420) +# undef cpu_is_omap242x +# define cpu_is_omap242x() 1 +# endif +# if defined(CONFIG_ARCH_OMAP2430) +# undef cpu_is_omap243x +# define cpu_is_omap243x() 1 +# endif +# if defined(CONFIG_ARCH_OMAP34XX) +# undef cpu_is_omap34xx +# define cpu_is_omap34xx() 1 +# endif +# if defined(CONFIG_ARCH_OMAP3430) +# undef cpu_is_omap343x +# define cpu_is_omap343x() 1 +# endif #endif /* @@ -162,6 +218,7 @@ IS_OMAP_SUBCLASS(243x, 0x243) * cpu_is_omap2422(): True for OMAP2422 * cpu_is_omap2423(): True for OMAP2423 * cpu_is_omap2430(): True for OMAP2430 + * cpu_is_omap3430(): True for OMAP3430 */ #define GET_OMAP_TYPE ((system_rev >> 16) & 0xffff) @@ -183,6 +240,7 @@ IS_OMAP_TYPE(2420, 0x2420) IS_OMAP_TYPE(2422, 0x2422) IS_OMAP_TYPE(2423, 0x2423) IS_OMAP_TYPE(2430, 0x2430) +IS_OMAP_TYPE(3430, 0x3430) #define cpu_is_omap310() 0 #define cpu_is_omap730() 0 @@ -196,6 +254,7 @@ IS_OMAP_TYPE(2430, 0x2430) #define cpu_is_omap2422() 0 #define cpu_is_omap2423() 0 #define cpu_is_omap2430() 0 +#define cpu_is_omap3430() 0 #if defined(MULTI_OMAP1) # if defined(CONFIG_ARCH_OMAP730) @@ -244,9 +303,65 @@ IS_OMAP_TYPE(2430, 0x2430) # define cpu_is_omap2430() is_omap2430() #endif +#if defined(CONFIG_ARCH_OMAP34XX) +# undef cpu_is_omap3430 +# define cpu_is_omap3430() is_omap3430() +#endif + /* Macros to detect if we have OMAP1 or OMAP2 */ #define cpu_class_is_omap1() (cpu_is_omap730() || cpu_is_omap15xx() || \ cpu_is_omap16xx()) -#define cpu_class_is_omap2() cpu_is_omap24xx() +#define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx()) + +#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) +/* + * Macros to detect silicon revision of OMAP2/3 processors. + * is_sil_rev_greater_than: true if passed cpu type & its rev is greater. + * is_sil_rev_lesser_than: true if passed cpu type & its rev is lesser. + * is_sil_rev_equal_to: true if passed cpu type & its rev is equal. + * get_sil_rev: return the silicon rev value. + */ +#define get_sil_omap_type(rev) ((rev & 0xffff0000) >> 16) +#define get_sil_revision(rev) ((rev & 0x0000f000) >> 12) + +#define is_sil_rev_greater_than(rev) \ + ((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \ + (get_sil_revision(system_rev) > get_sil_revision(rev))) + +#define is_sil_rev_less_than(rev) \ + ((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \ + (get_sil_revision(system_rev) < get_sil_revision(rev))) + +#define is_sil_rev_equal_to(rev) \ + ((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \ + (get_sil_revision(system_rev) == get_sil_revision(rev))) + +#define get_sil_rev() \ + get_sil_revision(system_rev) + +/* Various silicon macros defined here */ +#define OMAP2420_REV_ES1_0 0x24200000 +#define OMAP2420_REV_ES2_0 0x24201000 +#define OMAP2430_REV_ES1_0 0x24300000 +#define OMAP3430_REV_ES1_0 0x34300000 +#define OMAP3430_REV_ES2_0 0x34301000 + +/* + * Macro to detect device type i.e. EMU/HS/TST/GP/BAD + */ +#define DEVICE_TYPE_TEST 0 +#define DEVICE_TYPE_EMU 1 +#define DEVICE_TYPE_SEC 2 +#define DEVICE_TYPE_GP 3 +#define DEVICE_TYPE_BAD 4 + +#define get_device_type() ((system_rev & 0x700) >> 8) +#define is_device_type_test() (get_device_type() == DEVICE_TYPE_TEST) +#define is_device_type_emu() (get_device_type() == DEVICE_TYPE_EMU) +#define is_device_type_sec() (get_device_type() == DEVICE_TYPE_SEC) +#define is_device_type_gp() (get_device_type() == DEVICE_TYPE_GP) +#define is_device_type_bad() (get_device_type() == DEVICE_TYPE_BAD) + +#endif #endif |