diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 9a07f97f0712d78ce271b6ec35190cf92032be26..4ca608c9cd729bf8710fff7bdcc1d839e0273c4a 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -1292,6 +1292,11 @@ void __init early_init_devtree(void *params)
 	lmb_init();
 	of_scan_flat_dt(early_init_dt_scan_root, NULL);
 	of_scan_flat_dt(early_init_dt_scan_memory, NULL);
+
+	/* Save command line for /proc/cmdline and then parse parameters */
+	strlcpy(saved_command_line, cmd_line, COMMAND_LINE_SIZE);
+	parse_early_param();
+
 	lmb_enforce_memory_limit(memory_limit);
 	lmb_analyze();
 
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index 2b6cacb6946fe0ca962c3aad3299e1406513e506..e5a44812441ac121b980e3d296f19e09651df045 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -131,12 +131,6 @@ void __init machine_init(unsigned long dt_ptr, unsigned long phys)
 	/* Do some early initialization based on the flat device tree */
 	early_init_devtree(__va(dt_ptr));
 
-	/* Check default command line */
-#ifdef CONFIG_CMDLINE
-	if (cmd_line[0] == 0)
-		strlcpy(cmd_line, CONFIG_CMDLINE, sizeof(cmd_line));
-#endif /* CONFIG_CMDLINE */
-
 	probe_machine();
 
 #ifdef CONFIG_6xx
@@ -235,6 +229,8 @@ arch_initcall(ppc_init);
 /* Warning, IO base is not yet inited */
 void __init setup_arch(char **cmdline_p)
 {
+	*cmdline_p = cmd_line;
+
 	/* so udelay does something sensible, assume <= 1000 bogomips */
 	loops_per_jiffy = 500000000 / HZ;
 
@@ -291,12 +287,6 @@ void __init setup_arch(char **cmdline_p)
 	init_mm.end_data = (unsigned long) _edata;
 	init_mm.brk = klimit;
 
-	/* Save unparsed command line copy for /proc/cmdline */
-	strlcpy(saved_command_line, cmd_line, COMMAND_LINE_SIZE);
-	*cmdline_p = cmd_line;
-
-	parse_early_param();
-
 	if (do_early_xmon)
 		debugger(NULL);
 
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index a1923d917b30205c1b88313f57089ca7ebcef15c..6224624c3d38891912672ce58382d375b077e068 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -414,11 +414,6 @@ void __init setup_system(void)
 	 */
 	register_early_udbg_console();
 
-	/* Save unparsed command line copy for /proc/cmdline */
-	strlcpy(saved_command_line, cmd_line, COMMAND_LINE_SIZE);
-
-	parse_early_param();
-
 	if (do_early_xmon)
 		debugger(NULL);