bdinfo: m68k: Move m68k-specific info into its own file

We don't really want to have m68k-specific code in a generic file. Create
a new arch-specific function to hold it, and move it into that.

Make the function weak so that any arch can implement it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Angelo Dureghello <angelo.dureghello@timesys.com>
Tested-by: Angelo Dureghello <angelo.dureghello@timesys.com>
diff --git a/arch/m68k/lib/bdinfo.c b/arch/m68k/lib/bdinfo.c
new file mode 100644
index 0000000..09a1abf
--- /dev/null
+++ b/arch/m68k/lib/bdinfo.c
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * PPC-specific information for the 'bd' command
+ *
+ * (C) Copyright 2003
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ */
+
+#include <common.h>
+#include <init.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void arch_print_bdinfo(void)
+{
+	bd_t *bd = gd->bd;
+
+#if defined(CONFIG_SYS_MBAR)
+	bdinfo_print_num("mbar", bd->bi_mbar_base);
+#endif
+	bdinfo_print_mhz("cpufreq", bd->bi_intfreq);
+	if (IS_ENABLED(CONFIG_PCI))
+		bdinfo_print_mhz("pcifreq", bd->bi_pcifreq);
+#ifdef CONFIG_EXTRA_CLOCK
+	bdinfo_print_mhz("flbfreq", bd->bi_flbfreq);
+	bdinfo_print_mhz("inpfreq", bd->bi_inpfreq);
+	bdinfo_print_mhz("vcofreq", bd->bi_vcofreq);
+#endif
+}