diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-omap2/id.c | 22 | ||||
-rw-r--r-- | arch/arm/plat-omap/include/mach/cpu.h | 22 |
2 files changed, 33 insertions, 11 deletions
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 458990e20c60..a98201cc265c 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c | |||
@@ -48,6 +48,28 @@ int omap_chip_is(struct omap_chip_id oci) | |||
48 | } | 48 | } |
49 | EXPORT_SYMBOL(omap_chip_is); | 49 | EXPORT_SYMBOL(omap_chip_is); |
50 | 50 | ||
51 | int omap_type(void) | ||
52 | { | ||
53 | u32 val = 0; | ||
54 | |||
55 | if (cpu_is_omap24xx()) | ||
56 | val = omap_ctrl_readl(OMAP24XX_CONTROL_STATUS); | ||
57 | else if (cpu_is_omap34xx()) | ||
58 | val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS); | ||
59 | else { | ||
60 | pr_err("Cannot detect omap type!\n"); | ||
61 | goto out; | ||
62 | } | ||
63 | |||
64 | val &= OMAP2_DEVICETYPE_MASK; | ||
65 | val >>= 8; | ||
66 | |||
67 | out: | ||
68 | return val; | ||
69 | } | ||
70 | EXPORT_SYMBOL(omap_type); | ||
71 | |||
72 | |||
51 | /*----------------------------------------------------------------------------*/ | 73 | /*----------------------------------------------------------------------------*/ |
52 | 74 | ||
53 | #define OMAP_TAP_IDCODE 0x0204 | 75 | #define OMAP_TAP_IDCODE 0x0204 |
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h index fc60c4ebcc28..285eaa3a8275 100644 --- a/arch/arm/plat-omap/include/mach/cpu.h +++ b/arch/arm/plat-omap/include/mach/cpu.h | |||
@@ -30,6 +30,17 @@ | |||
30 | #ifndef __ASM_ARCH_OMAP_CPU_H | 30 | #ifndef __ASM_ARCH_OMAP_CPU_H |
31 | #define __ASM_ARCH_OMAP_CPU_H | 31 | #define __ASM_ARCH_OMAP_CPU_H |
32 | 32 | ||
33 | /* | ||
34 | * Omap device type i.e. EMU/HS/TST/GP/BAD | ||
35 | */ | ||
36 | #define OMAP2_DEVICE_TYPE_TEST 0 | ||
37 | #define OMAP2_DEVICE_TYPE_EMU 1 | ||
38 | #define OMAP2_DEVICE_TYPE_SEC 2 | ||
39 | #define OMAP2_DEVICE_TYPE_GP 3 | ||
40 | #define OMAP2_DEVICE_TYPE_BAD 4 | ||
41 | |||
42 | int omap_type(void); | ||
43 | |||
33 | struct omap_chip_id { | 44 | struct omap_chip_id { |
34 | u8 oc; | 45 | u8 oc; |
35 | u8 type; | 46 | u8 type; |
@@ -424,17 +435,6 @@ IS_OMAP_TYPE(3430, 0x3430) | |||
424 | 435 | ||
425 | 436 | ||
426 | int omap_chip_is(struct omap_chip_id oci); | 437 | int omap_chip_is(struct omap_chip_id oci); |
427 | int omap_type(void); | ||
428 | |||
429 | /* | ||
430 | * Macro to detect device type i.e. EMU/HS/TST/GP/BAD | ||
431 | */ | ||
432 | #define OMAP2_DEVICE_TYPE_TEST 0 | ||
433 | #define OMAP2_DEVICE_TYPE_EMU 1 | ||
434 | #define OMAP2_DEVICE_TYPE_SEC 2 | ||
435 | #define OMAP2_DEVICE_TYPE_GP 3 | ||
436 | #define OMAP2_DEVICE_TYPE_BAD 4 | ||
437 | |||
438 | void omap2_check_revision(void); | 438 | void omap2_check_revision(void); |
439 | 439 | ||
440 | #endif /* defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) */ | 440 | #endif /* defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) */ |