c6x: convert fdt pointers to opaque pointers

The architecture code does not need to access the internals of the FDT
blob, so make the pointer to it void *.

Signed-off-by: Rob Herring <[email protected]>
Cc: Mark Salter <[email protected]>
Cc: Aurelien Jacquiot <[email protected]>
Cc: [email protected]
Tested-by: Grant Likely <[email protected]>

diff --git a/arch/c6x/kernel/setup.c b/arch/c6x/kernel/setup.c
index 731db4b9014dfab53eb50083a9a82dbabc8541ef..757128868d4324133c2ee0201d54fa40908b76f1 100644 (file)
--- 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);