#include <linux/errno.h>
#include <linux/types.h>
#include <linux/bootmem.h>
-#include <linux/initrd.h>
#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>
}
#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);
return __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS));
}
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
-int __init early_init_dt_scan_model(unsigned long node, const char *uname,
- int depth, void *data)
-{
- if (!depth) {
- char *model = of_get_flat_dt_prop(node, "model", NULL);
-
- if (model)
- mips_set_machine_name(model);
- }
- 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);
+ mips_set_machine_name(of_flat_dt_get_machine_name());
}
#endif