Blackfin arch: SMP supporting patchset: Blackfin header files and machine common code

Blackfin dual core BF561 processor can support SMP like features.
https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like

In this patch, we provide SMP extend to Blackfin header files
and machine common code

Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/arch/blackfin/oprofile/common.c b/arch/blackfin/oprofile/common.c
index 0f6d303..f34795a 100644
--- a/arch/blackfin/oprofile/common.c
+++ b/arch/blackfin/oprofile/common.c
@@ -130,7 +130,7 @@
 
 	mutex_init(&pfmon_lock);
 
-	dspid = bfin_read_DSPID();
+	dspid = bfin_dspid();
 
 	printk(KERN_INFO "Oprofile got the cpu id is 0x%x. \n", dspid);