diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 6603fe697246..a0ebc3d8afbc 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -935,6 +935,8 @@ void __init hyp_mode_check(void)
 #endif
 }
 
+void __init __weak init_random_pool(void) { }
+
 void __init setup_arch(char **cmdline_p)
 {
 	const struct machine_desc *mdesc;
@@ -1014,6 +1016,8 @@ void __init setup_arch(char **cmdline_p)
 
 	if (mdesc->init_early)
 		mdesc->init_early();
+
+	init_random_pool();
 }
 
 
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index f307c089cb93..14c26752838f 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -295,6 +295,8 @@ static inline void __init relocate_initrd(void)
 
 u64 __cpu_logical_map[NR_CPUS] = { [0 ... NR_CPUS-1] = INVALID_HWID };
 
+void __init __weak init_random_pool(void) { }
+
 void __init setup_arch(char **cmdline_p)
 {
 	pr_info("Boot CPU: AArch64 Processor [%08x]\n", read_cpuid_id());
@@ -354,6 +356,7 @@ void __init setup_arch(char **cmdline_p)
 	conswitchp = &dummy_con;
 #endif
 #endif
+	init_random_pool();
 	if (boot_args[1] || boot_args[2] || boot_args[3]) {
 		pr_err("WARNING: x1-x3 nonzero in violation of boot protocol:\n"
 			"\tx1: %016llx\n\tx2: %016llx\n\tx3: %016llx\n"