blackfin: add bf60x to current framework

This patch added bf60x to current blackfin kernel framework.

Signed-off-by: Bob Liu <lliubbo@gmail.com>
diff --git a/arch/blackfin/kernel/reboot.c b/arch/blackfin/kernel/reboot.c
index b0434f8..5272e6e 100644
--- a/arch/blackfin/kernel/reboot.c
+++ b/arch/blackfin/kernel/reboot.c
@@ -22,6 +22,7 @@
 __attribute__ ((__l1_text__, __noreturn__))
 static void bfin_reset(void)
 {
+#ifndef CONFIG_BF60x
 	if (!ANOMALY_05000353 && !ANOMALY_05000386)
 		bfrom_SoftReset((void *)(L1_SCRATCH_START + L1_SCRATCH_LENGTH - 20));
 
@@ -57,7 +58,6 @@
 	if (__SILICON_REVISION__ < 1 && bfin_revid() < 1)
 		bfin_read_SWRST();
 #endif
-
 	/* Wait for the SWRST write to complete.  Cannot rely on SSYNC
 	 * though as the System state is all reset now.
 	 */
@@ -72,6 +72,10 @@
 	while (1)
 		/* Issue core reset */
 		asm("raise 1");
+#else
+	while (1)
+		bfin_write_RCU0_CTL(0x1);
+#endif
 }
 
 __attribute__((weak))