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authorIngo Molnar <mingo@elte.hu>2009-07-18 12:19:57 +0200
committerIngo Molnar <mingo@elte.hu>2009-07-18 12:20:01 +0200
commit45bceffc3013bda7d2ebc7802e9b153b674e2d44 (patch)
tree222d7dd8fd300925cbf12cdc0fba5bee2528997e /arch/arm/mach-omap2/id.c
parent6f2f3cf00ee32f75ba007a46bab88a54d68a5deb (diff)
parent78af08d90b8f745044b1274430bc4bc6b2b27aca (diff)
Merge branch 'linus' into tracing/core
Merge reason: tracing/core was on an older, pre-rc1 base. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/mach-omap2/id.c')
-rw-r--r--arch/arm/mach-omap2/id.c22
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)
}
EXPORT_SYMBOL(omap_chip_is);
+int omap_type(void)
+{
+ u32 val = 0;
+
+ if (cpu_is_omap24xx())
+ val = omap_ctrl_readl(OMAP24XX_CONTROL_STATUS);
+ else if (cpu_is_omap34xx())
+ val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS);
+ else {
+ pr_err("Cannot detect omap type!\n");
+ goto out;
+ }
+
+ val &= OMAP2_DEVICETYPE_MASK;
+ val >>= 8;
+
+out:
+ return val;
+}
+EXPORT_SYMBOL(omap_type);
+
+
/*----------------------------------------------------------------------------*/
#define OMAP_TAP_IDCODE 0x0204