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-rw-r--r--arch/mips/kernel/prom.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c
index 5d39bb85bf35..452d4350ce42 100644
--- a/arch/mips/kernel/prom.c
+++ b/arch/mips/kernel/prom.c
@@ -16,6 +16,7 @@
#include <linux/debugfs.h>
#include <linux/of.h>
#include <linux/of_fdt.h>
+#include <linux/of_platform.h>
#include <asm/page.h>
#include <asm/prom.h>
@@ -54,4 +55,21 @@ void __init __dt_setup_arch(void *bph)
mips_set_machine_name(of_flat_dt_get_machine_name());
}
+
+int __init __dt_register_buses(const char *bus0, const char *bus1)
+{
+ static struct of_device_id of_ids[3];
+
+ if (!of_have_populated_dt())
+ panic("device tree not present");
+
+ strlcpy(of_ids[0].compatible, bus0, sizeof(of_ids[0].compatible));
+ strlcpy(of_ids[1].compatible, bus1, sizeof(of_ids[1].compatible));
+
+ if (of_platform_populate(NULL, of_ids, NULL, NULL))
+ panic("failed to populate DT");
+
+ return 0;
+}
+
#endif