C6X: deal with memblock API changes

Recent memblock related commits require the following C6X changes:

  * commit 24aa0788
    asm/memblock.h no longer required

  * commit 1440c4e2
    memblock_analyze() no longer needed to update total size

  * commit fe091c20
    memblock_init() no longer needed
Signed-off-by: Mark Salter <msalter@redhat.com>

arch/c6x/include/asm/memblock.h

-#ifndef _ASM_C6X_MEMBLOCK_H
-#define _ASM_C6X_MEMBLOCK_H
-
-#endif /* _ASM_C6X_MEMBLOCK_H */

arch/c6x/kernel/setup.c

@@ -305,8 +305,6 @@ void __init setup_arch(char **cmdline_p)
 	/* Initialize command line */
 	*cmdline_p = c6x_command_line;
 
-	memblock_init();
-
 	memory_end = ram_end;
 	memory_end &= ~(PAGE_SIZE - 1);
 
@@ -366,7 +364,6 @@ void __init setup_arch(char **cmdline_p)
 					 memory_end >> PAGE_SHIFT);
 	memblock_reserve(memory_start, bootmap_size);
 
-	memblock_analyze();
 	unflatten_device_tree();
 
 	c6x_cache_init();