diff --git a/drivers/devfreq/event/rockchip-dfi.c b/drivers/devfreq/event/rockchip-dfi.c
index 7a4bdd9a8b40..a5ccecb883a9 100644
--- a/drivers/devfreq/event/rockchip-dfi.c
+++ b/drivers/devfreq/event/rockchip-dfi.c
@@ -465,9 +465,9 @@ static const struct devfreq_event_ops rockchip_dfi_ops = {
 	.set_event = rockchip_dfi_set_event,
 };
 
-static __init int px30_dfi_init(struct platform_device *pdev,
-				  struct rockchip_dfi *data,
-				  struct devfreq_event_desc *desc)
+static __maybe_unused __init int px30_dfi_init(struct platform_device *pdev,
+					       struct rockchip_dfi *data,
+					       struct devfreq_event_desc *desc)
 {
 	struct device_node *np = pdev->dev.of_node, *node;
 	struct resource *res;
@@ -499,9 +499,9 @@ static __init int px30_dfi_init(struct platform_device *pdev,
 	return 0;
 }
 
-static __init int rk3128_dfi_init(struct platform_device *pdev,
-				  struct rockchip_dfi *data,
-				  struct devfreq_event_desc *desc)
+static __maybe_unused __init int rk3128_dfi_init(struct platform_device *pdev,
+						 struct rockchip_dfi *data,
+						 struct devfreq_event_desc *desc)
 {
 	struct device_node *np = pdev->dev.of_node, *node;
 
@@ -517,9 +517,9 @@ static __init int rk3128_dfi_init(struct platform_device *pdev,
 	return 0;
 }
 
-static __init int rk3288_dfi_init(struct platform_device *pdev,
-				  struct rockchip_dfi *data,
-				  struct devfreq_event_desc *desc)
+static __maybe_unused __init int rk3288_dfi_init(struct platform_device *pdev,
+						 struct rockchip_dfi *data,
+						 struct devfreq_event_desc *desc)
 {
 	struct device_node *np = pdev->dev.of_node, *node;
 	u32 val;
@@ -554,9 +554,9 @@ static __init int rk3288_dfi_init(struct platform_device *pdev,
 	return 0;
 }
 
-static __init int rk3368_dfi_init(struct platform_device *pdev,
-				  struct rockchip_dfi *data,
-				  struct devfreq_event_desc *desc)
+static __maybe_unused __init int rk3368_dfi_init(struct platform_device *pdev,
+						 struct rockchip_dfi *data,
+						 struct devfreq_event_desc *desc)
 {
 	struct device *dev = &pdev->dev;
 
@@ -572,9 +572,9 @@ static __init int rk3368_dfi_init(struct platform_device *pdev,
 	return 0;
 }
 
-static __init int rockchip_dfi_init(struct platform_device *pdev,
-				    struct rockchip_dfi *data,
-				    struct devfreq_event_desc *desc)
+static __maybe_unused __init int rockchip_dfi_init(struct platform_device *pdev,
+						   struct rockchip_dfi *data,
+						   struct devfreq_event_desc *desc)
 {
 	struct device *dev = &pdev->dev;
 	struct resource *res;
@@ -609,9 +609,9 @@ static __init int rockchip_dfi_init(struct platform_device *pdev,
 	return 0;
 }
 
-static __init int rk3328_dfi_init(struct platform_device *pdev,
-				  struct rockchip_dfi *data,
-				  struct devfreq_event_desc *desc)
+static __maybe_unused __init int rk3328_dfi_init(struct platform_device *pdev,
+						 struct rockchip_dfi *data,
+						 struct devfreq_event_desc *desc)
 {
 	struct device_node *np = pdev->dev.of_node, *node;
 	struct resource *res;
@@ -640,15 +640,33 @@ static __init int rk3328_dfi_init(struct platform_device *pdev,
 }
 
 static const struct of_device_id rockchip_dfi_id_match[] = {
+#ifdef CONFIG_CPU_PX30
 	{ .compatible = "rockchip,px30-dfi", .data = px30_dfi_init },
+#endif
+#ifdef CONFIG_CPU_RK1808
 	{ .compatible = "rockchip,rk1808-dfi", .data = px30_dfi_init },
+#endif
+#ifdef CONFIG_CPU_RK312X
 	{ .compatible = "rockchip,rk3128-dfi", .data = rk3128_dfi_init },
+#endif
+#ifdef CONFIG_CPU_RK3288
 	{ .compatible = "rockchip,rk3288-dfi", .data = rk3288_dfi_init },
+#endif
+#ifdef CONFIG_CPU_RK3328
 	{ .compatible = "rockchip,rk3328-dfi", .data = rk3328_dfi_init },
+#endif
+#ifdef CONFIG_CPU_RK3368
 	{ .compatible = "rockchip,rk3368-dfi", .data = rk3368_dfi_init },
+#endif
+#ifdef CONFIG_CPU_RK3399
 	{ .compatible = "rockchip,rk3399-dfi", .data = rockchip_dfi_init },
+#endif
+#ifdef CONFIG_CPU_RK3568
 	{ .compatible = "rockchip,rk3568-dfi", .data = px30_dfi_init },
+#endif
+#ifdef CONFIG_CPU_RV1126
 	{ .compatible = "rockchip,rv1126-dfi", .data = px30_dfi_init },
+#endif
 	{ },
 };