diff --git a/drivers/clk/at91/clk-audio-pll.c b/drivers/clk/at91/clk-audio-pll.c
index 7a13af95d628..fc08ca53bfad 100644
--- a/drivers/clk/at91/clk-audio-pll.c
+++ b/drivers/clk/at91/clk-audio-pll.c
@@ -450,7 +450,7 @@ static const struct clk_ops audio_pll_pmc_ops = {
 
 struct clk_hw * __init
 at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name,
-				 const char *parent_name, struct clk_hw *parent_hw)
+				 struct clk_hw *parent_hw)
 {
 	struct clk_audio_frac *frac_ck;
 	struct clk_init_data init = {};
@@ -462,10 +462,7 @@ at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name,
 
 	init.name = name;
 	init.ops = &audio_pll_frac_ops;
-	if (parent_hw)
-		init.parent_hws = (const struct clk_hw **)&parent_hw;
-	else
-		init.parent_names = &parent_name;
+	init.parent_hws = (const struct clk_hw **)&parent_hw;
 	init.num_parents = 1;
 	init.flags = CLK_SET_RATE_GATE;
 
@@ -483,7 +480,7 @@ at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name,
 
 struct clk_hw * __init
 at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name,
-				const char *parent_name, struct clk_hw *parent_hw)
+				struct clk_hw *parent_hw)
 {
 	struct clk_audio_pad *apad_ck;
 	struct clk_init_data init = {};
@@ -495,10 +492,7 @@ at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name,
 
 	init.name = name;
 	init.ops = &audio_pll_pad_ops;
-	if (parent_hw)
-		init.parent_hws = (const struct clk_hw **)&parent_hw;
-	else
-		init.parent_names = &parent_name;
+	init.parent_hws = (const struct clk_hw **)&parent_hw;
 	init.num_parents = 1;
 	init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE |
 		CLK_SET_RATE_PARENT;
@@ -517,7 +511,7 @@ at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name,
 
 struct clk_hw * __init
 at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name,
-				const char *parent_name, struct clk_hw *parent_hw)
+				struct clk_hw *parent_hw)
 {
 	struct clk_audio_pmc *apmc_ck;
 	struct clk_init_data init = {};
@@ -529,10 +523,7 @@ at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name,
 
 	init.name = name;
 	init.ops = &audio_pll_pmc_ops;
-	if (parent_hw)
-		init.parent_hws = (const struct clk_hw **)&parent_hw;
-	else
-		init.parent_names = &parent_name;
+	init.parent_hws = (const struct clk_hw **)&parent_hw;
 	init.num_parents = 1;
 	init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE |
 		CLK_SET_RATE_PARENT;
diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c
index 044e1fc821e2..91bc2fada6ec 100644
--- a/drivers/clk/at91/dt-compat.c
+++ b/drivers/clk/at91/dt-compat.c
@@ -50,7 +50,7 @@ static void __init of_sama5d2_clk_audio_pll_frac_setup(struct device_node *np)
 	if (!parent_hw)
 		return;
 
-	hw = at91_clk_register_audio_pll_frac(regmap, name, NULL, parent_hw);
+	hw = at91_clk_register_audio_pll_frac(regmap, name, parent_hw);
 	if (IS_ERR(hw))
 		return;
 
@@ -82,7 +82,7 @@ static void __init of_sama5d2_clk_audio_pll_pad_setup(struct device_node *np)
 	if (!parent_hw)
 		return;
 
-	hw = at91_clk_register_audio_pll_pad(regmap, name, NULL, parent_hw);
+	hw = at91_clk_register_audio_pll_pad(regmap, name, parent_hw);
 	if (IS_ERR(hw))
 		return;
 
@@ -114,7 +114,7 @@ static void __init of_sama5d2_clk_audio_pll_pmc_setup(struct device_node *np)
 	if (!parent_hw)
 		return;
 
-	hw = at91_clk_register_audio_pll_pmc(regmap, name, NULL, parent_hw);
+	hw = at91_clk_register_audio_pll_pmc(regmap, name, parent_hw);
 	if (IS_ERR(hw))
 		return;
 
diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h
index 6816e350d6d6..711b55a6b0ab 100644
--- a/drivers/clk/at91/pmc.h
+++ b/drivers/clk/at91/pmc.h
@@ -130,15 +130,15 @@ struct clk_hw *of_clk_hw_pmc_get(struct of_phandle_args *clkspec, void *data);
 
 struct clk_hw * __init
 at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name,
-				 const char *parent_name, struct clk_hw *parent_hw);
+				 struct clk_hw *parent_hw);
 
 struct clk_hw * __init
 at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name,
-				const char *parent_name, struct clk_hw *parent_hw);
+				struct clk_hw *parent_hw);
 
 struct clk_hw * __init
 at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name,
-				const char *parent_name, struct clk_hw *parent_hw);
+				struct clk_hw *parent_hw);
 
 struct clk_hw * __init
 at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock,
diff --git a/drivers/clk/at91/sama5d2.c b/drivers/clk/at91/sama5d2.c
index cdb578059449..3920de445eca 100644
--- a/drivers/clk/at91/sama5d2.c
+++ b/drivers/clk/at91/sama5d2.c
@@ -233,17 +233,17 @@ static void __init sama5d2_pmc_setup(struct device_node *np)
 	sama5d2_pmc->chws[PMC_PLLACK] = hw;
 
 	audio_fracck_hw = at91_clk_register_audio_pll_frac(regmap, "audiopll_fracck",
-							   NULL, sama5d2_pmc->chws[PMC_MAIN]);
+							   sama5d2_pmc->chws[PMC_MAIN]);
 	if (IS_ERR(audio_fracck_hw))
 		goto err_free;
 
-	hw = at91_clk_register_audio_pll_pad(regmap, "audiopll_padck", NULL, audio_fracck_hw);
+	hw = at91_clk_register_audio_pll_pad(regmap, "audiopll_padck", audio_fracck_hw);
 	if (IS_ERR(hw))
 		goto err_free;
 
 	sama5d2_pmc->chws[PMC_AUDIOPINCK] = hw;
 
-	hw = at91_clk_register_audio_pll_pmc(regmap, "audiopll_pmcck", NULL, audio_fracck_hw);
+	hw = at91_clk_register_audio_pll_pmc(regmap, "audiopll_pmcck", audio_fracck_hw);
 	if (IS_ERR(hw))
 		goto err_free;
 
