6 files changed, 7 insertions, 19 deletions
diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig
index 957dd00ea56..77ea09b8bce 100644
--- a/arch/c6x/Kconfig
+++ b/arch/c6x/Kconfig
@@ -36,9 +36,6 @@ config GENERIC_HWEIGHT
 config GENERIC_BUG
 	def_bool y
 
-config COMMON_CLKDEV
-	def_bool y
-
 config C6X_BIG_KERNEL
 	bool "Build a big kernel"
 	help
@@ -105,10 +102,6 @@ menu "Processor type and features"
 
 source "arch/c6x/platforms/Kconfig"
 
-config TMS320C6X_CACHES_ON
-	bool "L2 cache support"
-	default y
-
 config KERNEL_RAM_BASE_ADDRESS
 	hex "Virtual address of memory base"
 	default 0xe0000000 if SOC_TMS320C6455
diff --git a/arch/c6x/include/asm/Kbuild b/arch/c6x/include/asm/Kbuild
index fc0b3c35602..8dbdce8421b 100644
--- a/arch/c6x/include/asm/Kbuild
+++ b/arch/c6x/include/asm/Kbuild
@@ -15,6 +15,7 @@ generic-y += exec.h
 generic-y += fb.h
 generic-y += fcntl.h
 generic-y += futex.h
+generic-y += hash.h
 generic-y += hw_irq.h
 generic-y += io.h
 generic-y += ioctl.h
@@ -24,6 +25,7 @@ generic-y += irq_regs.h
 generic-y += kdebug.h
 generic-y += kmap_types.h
 generic-y += local.h
+generic-y += mcs_spinlock.h
 generic-y += mman.h
 generic-y += mmu.h
 generic-y += mmu_context.h
@@ -34,6 +36,7 @@ generic-y += percpu.h
 generic-y += pgalloc.h
 generic-y += poll.h
 generic-y += posix_types.h
+generic-y += preempt.h
 generic-y += resource.h
 generic-y += scatterlist.h
 generic-y += segment.h
@@ -56,4 +59,3 @@ generic-y += ucontext.h
 generic-y += user.h
 generic-y += vga.h
 generic-y += xor.h
-generic-y += preempt.h
diff --git a/arch/c6x/include/asm/bitops.h b/arch/c6x/include/asm/bitops.h
index 0bec7e5036a..f0ab012401b 100644
--- a/arch/c6x/include/asm/bitops.h
+++ b/arch/c6x/include/asm/bitops.h
@@ -14,14 +14,8 @@
 #ifdef __KERNEL__
 
 #include <linux/bitops.h>
-
 #include <asm/byteorder.h>
-
-/*
- * clear_bit() doesn't provide any barrier for the compiler.
- */
-#define smp_mb__before_clear_bit() barrier()
-#define smp_mb__after_clear_bit()  barrier()
+#include <asm/barrier.h>
 
 /*
  * We are lucky, DSP is perfect for bitops: do it in 3 cycles
diff --git a/arch/c6x/include/asm/cache.h b/arch/c6x/include/asm/cache.h
index 09c5a0f5f4d..86648c083bb 100644
--- a/arch/c6x/include/asm/cache.h
+++ b/arch/c6x/include/asm/cache.h
@@ -12,6 +12,7 @@
 #define _ASM_C6X_CACHE_H
 
 #include <linux/irqflags.h>
+#include <linux/init.h>
 
 /*
  * Cache line size
diff --git a/arch/c6x/include/asm/thread_info.h b/arch/c6x/include/asm/thread_info.h
index 4c8dc562bd9..d4e9ef87076 100644
--- a/arch/c6x/include/asm/thread_info.h
+++ b/arch/c6x/include/asm/thread_info.h
@@ -84,8 +84,6 @@ struct thread_info *current_thread_info(void)
 #define put_thread_info(ti)	put_task_struct((ti)->task)
 #endif /* __ASSEMBLY__ */
 
-#define	PREEMPT_ACTIVE	0x10000000
-
 /*
  * thread information flag bit numbers
  * - pending work-to-be-done flags are in LSW
diff --git a/arch/c6x/kernel/setup.c b/arch/c6x/kernel/setup.c
index 731db4b9014..757128868d4 100644
--- a/arch/c6x/kernel/setup.c
+++ b/arch/c6x/kernel/setup.c
@@ -265,8 +265,8 @@ int __init c6x_add_memory(phys_addr_t start, unsigned long size)
  */
 notrace void __init machine_init(unsigned long dt_ptr)
 {
-	struct boot_param_header *dtb = __va(dt_ptr);
-	struct boot_param_header *fdt = (struct boot_param_header *)_fdt_start;
+	const void *dtb = __va(dt_ptr);
+	const void *fdt = _fdt_start;
 
 	/* interrupts must be masked */
 	set_creg(IER, 2);