diff --git a/cmd/Kconfig b/cmd/Kconfig
index 3ee70f3..ec2fe7a 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -885,6 +885,7 @@
 
 config CMD_MEMINFO
 	bool "meminfo"
+	default y if SANDBOX
 	help
 	  Display memory information.
 
diff --git a/cmd/Makefile b/cmd/Makefile
index 3c5bd56..16e275e 100644
--- a/cmd/Makefile
+++ b/cmd/Makefile
@@ -110,6 +110,7 @@
 obj-$(CONFIG_CMD_LSBLK) += lsblk.o
 obj-$(CONFIG_CMD_MD5SUM) += md5sum.o
 obj-$(CONFIG_CMD_MEMORY) += mem.o
+obj-$(CONFIG_CMD_MEMINFO) += meminfo.o
 obj-$(CONFIG_CMD_IO) += io.o
 obj-$(CONFIG_CMD_MII) += mii.o
 obj-$(CONFIG_CMD_MISC) += misc.o
diff --git a/cmd/mem.c b/cmd/mem.c
index 4d6fde2..9e71677 100644
--- a/cmd/mem.c
+++ b/cmd/mem.c
@@ -1379,17 +1379,6 @@
 
 #endif
 
-#ifdef CONFIG_CMD_MEMINFO
-static int do_mem_info(struct cmd_tbl *cmdtp, int flag, int argc,
-		       char *const argv[])
-{
-	puts("DRAM:  ");
-	print_size(gd->ram_size, "\n");
-
-	return 0;
-}
-#endif
-
 U_BOOT_CMD(
 	base,	2,	1,	do_mem_base,
 	"print or set address offset",
@@ -1433,14 +1422,6 @@
 );
 #endif /* CONFIG_CMD_MX_CYCLIC */
 
-#ifdef CONFIG_CMD_MEMINFO
-U_BOOT_CMD(
-	meminfo,	3,	1,	do_mem_info,
-	"display memory information",
-	""
-);
-#endif
-
 #ifdef CONFIG_CMD_RANDOM
 U_BOOT_CMD(
 	random,	4,	0,	do_random,
diff --git a/cmd/meminfo.c b/cmd/meminfo.c
new file mode 100644
index 0000000..bb9bcec
--- /dev/null
+++ b/cmd/meminfo.c
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 Google LLC
+ * Written by Simon Glass <sjg@chromium.org>
+ */
+
+#include <command.h>
+#include <display_options.h>
+#include <asm/global_data.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static int do_meminfo(struct cmd_tbl *cmdtp, int flag, int argc,
+		       char *const argv[])
+{
+	puts("DRAM:  ");
+	print_size(gd->ram_size, "\n");
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	meminfo,	1,	1,	do_meminfo,
+	"display memory information",
+	""
+);