mips: use early_init_dt_scan

Convert mips to use new early_init_dt_scan function.

Remove early_init_dt_scan_memory_arch

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Acked-by: John Crispin <blogic@openwrt.org>

2 files changed, 3 insertions, 39 deletions

diff --git a/arch/mips/include/asm/prom.h b/arch/mips/include/asm/prom.h
index 1e7e0961064b..e3dbd0e0608e 100644
--- a/arch/mips/include/asm/prom.h
+++ b/arch/mips/include/asm/prom.h
@@ -17,9 +17,6 @@
 #include <linux/types.h>
 #include <asm/bootinfo.h>
 
-extern int early_init_dt_scan_memory_arch(unsigned long node,
-        const char *uname, int depth, void *data);
-
 extern void device_tree_init(void);
 
 static inline unsigned long pci_address_to_pio(phys_addr_t address)
diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c
index 0fa0b69cdd53..67a4c53b2b54 100644
--- a/arch/mips/kernel/prom.c
+++ b/arch/mips/kernel/prom.c
@@ -17,8 +17,6 @@
 #include <linux/debugfs.h>
 #include <linux/of.h>
 #include <linux/of_fdt.h>
-#include <linux/of_irq.h>
-#include <linux/of_platform.h>
 
 #include <asm/page.h>
 #include <asm/prom.h>
@@ -40,13 +38,6 @@ char *mips_get_machine_name(void)
 }
 
 #ifdef CONFIG_OF
-int __init early_init_dt_scan_memory_arch(unsigned long node,
-                                          const char *uname, int depth,
-                                          void *data)
-{
-        return early_init_dt_scan_memory(node, uname, depth, data);
-}
-
 void __init early_init_dt_add_memory_arch(u64 base, u64 size)
 {
         return add_memory_region(base, size, BOOT_MEM_RAM);
@@ -78,36 +69,12 @@ int __init early_init_dt_scan_model(unsigned long node,	const char *uname,
         return 0;
 }
 
-void __init early_init_devtree(void *params)
-{
-        /* Setup flat device-tree pointer */
-        initial_boot_params = params;
-
-        /* Retrieve various informations from the /chosen node of the
-         * device-tree, including the platform type, initrd location and
-         * size, and more ...
-         */
-        of_scan_flat_dt(early_init_dt_scan_chosen, arcs_cmdline);
-
-
-        /* Scan memory nodes */
-        of_scan_flat_dt(early_init_dt_scan_root, NULL);
-        of_scan_flat_dt(early_init_dt_scan_memory_arch, NULL);
-
-        /* try to load the mips machine name */
-        of_scan_flat_dt(early_init_dt_scan_model, NULL);
-}
-
 void __init __dt_setup_arch(struct boot_param_header *bph)
 {
-        if (be32_to_cpu(bph->magic) != OF_DT_HEADER) {
-                pr_err("DTB has bad magic, ignoring builtin OF DTB\n");
-
+        if (!early_init_dt_scan(bph))
                 return;
-        }
-
-        initial_boot_params = bph;
 
-        early_init_devtree(initial_boot_params);
+        /* try to load the mips machine name */
+        of_scan_flat_dt(early_init_dt_scan_model, NULL);
 }
 #endif