diff options
Diffstat (limited to 'arch/arm/mach-omap2/id.c')
-rw-r--r-- | arch/arm/mach-omap2/id.c | 22 |
1 files changed, 22 insertions, 0 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 |