summaryrefslogtreecommitdiffstats
path: root/arch/microblaze/kernel/prom.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/microblaze/kernel/prom.c')
-rw-r--r--arch/microblaze/kernel/prom.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
new file mode 100644
index 0000000000..e424c796e2
--- /dev/null
+++ b/arch/microblaze/kernel/prom.c
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Procedures for creating, accessing and interpreting the device tree.
+ *
+ * Paul Mackerras August 1996.
+ * Copyright (C) 1996-2005 Paul Mackerras.
+ *
+ * Adapted for 64bit PowerPC by Dave Engebretsen and Peter Bergner.
+ * {engebret|bergner}@us.ibm.com
+ */
+
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/memblock.h>
+#include <linux/of_fdt.h>
+
+void __init early_init_devtree(void *params)
+{
+ pr_debug(" -> early_init_devtree(%p)\n", params);
+
+ early_init_dt_scan(params);
+ if (!strlen(boot_command_line))
+ strscpy(boot_command_line, cmd_line, COMMAND_LINE_SIZE);
+
+ memblock_allow_resize();
+
+ pr_debug("Phys. mem: %lx\n", (unsigned long) memblock_phys_mem_size());
+
+ pr_debug(" <- early_init_devtree()\n");
+}