diff --git a/drivers/gpu/drm/rockchip/Makefile b/drivers/gpu/drm/rockchip/Makefile
index 17a9e7eb2130..1a56f696558c 100644
--- a/drivers/gpu/drm/rockchip/Makefile
+++ b/drivers/gpu/drm/rockchip/Makefile
@@ -5,7 +5,6 @@
 
 rockchipdrm-y := rockchip_drm_drv.o rockchip_drm_fb.o \
 		rockchip_drm_gem.o rockchip_drm_vop.o rockchip_vop_reg.o
-rockchipdrm-$(CONFIG_DRM_FBDEV_EMULATION) += rockchip_drm_fbdev.o
 
 rockchipdrm-$(CONFIG_ROCKCHIP_ANALOGIX_DP) += analogix_dp-rockchip.o
 rockchipdrm-$(CONFIG_ROCKCHIP_CDN_DP) += cdn-dp-core.o cdn-dp-reg.o
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
index 20ecb1508a22..95a489c481d5 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
@@ -25,7 +25,6 @@
 
 #include "rockchip_drm_drv.h"
 #include "rockchip_drm_fb.h"
-#include "rockchip_drm_fbdev.h"
 #include "rockchip_drm_gem.h"
 
 #define DRIVER_NAME	"rockchip"
@@ -156,10 +155,6 @@ static int rockchip_drm_bind(struct device *dev)
 	 */
 	drm_dev->irq_enabled = true;
 
-	ret = rockchip_drm_fbdev_init(drm_dev);
-	if (ret)
-		goto err_unbind_all;
-
 	/* init kms poll for handling hpd */
 	drm_kms_helper_poll_init(drm_dev);
 
@@ -167,10 +162,11 @@ static int rockchip_drm_bind(struct device *dev)
 	if (ret)
 		goto err_kms_helper_poll_fini;
 
+	drm_fbdev_generic_setup(drm_dev, 32);
+
 	return 0;
 err_kms_helper_poll_fini:
 	drm_kms_helper_poll_fini(drm_dev);
-	rockchip_drm_fbdev_fini(drm_dev);
 err_unbind_all:
 	component_unbind_all(dev, drm_dev);
 err_mode_config_cleanup:
@@ -189,7 +185,6 @@ static void rockchip_drm_unbind(struct device *dev)
 
 	drm_dev_unregister(drm_dev);
 
-	rockchip_drm_fbdev_fini(drm_dev);
 	drm_kms_helper_poll_fini(drm_dev);
 
 	drm_atomic_helper_shutdown(drm_dev);
@@ -215,7 +210,6 @@ static const struct file_operations rockchip_drm_driver_fops = {
 
 static struct drm_driver rockchip_drm_driver = {
 	.driver_features	= DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC,
-	.lastclose		= drm_fb_helper_lastclose,
 	.gem_vm_ops		= &drm_gem_cma_vm_ops,
 	.gem_free_object_unlocked = rockchip_gem_free_object,
 	.dumb_create		= rockchip_gem_dumb_create,
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h
index c5b06048124e..397d6582aabe 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h
@@ -42,8 +42,6 @@ struct rockchip_crtc_state {
  * @mm_lock: protect drm_mm on multi-threads.
  */
 struct rockchip_drm_private {
-	struct drm_fb_helper fbdev_helper;
-	struct drm_gem_object *fbdev_bo;
 	struct iommu_domain *domain;
 	struct mutex mm_lock;
 	struct drm_mm mm;
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
index ca01234c037c..2c01074b0d3c 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
@@ -116,20 +116,6 @@ static const struct drm_mode_config_funcs rockchip_drm_mode_config_funcs = {
 	.atomic_commit = drm_atomic_helper_commit,
 };
 
-struct drm_framebuffer *
-rockchip_drm_framebuffer_init(struct drm_device *dev,
-			      const struct drm_mode_fb_cmd2 *mode_cmd,
-			      struct drm_gem_object *obj)
-{
-	struct drm_framebuffer *fb;
-
-	fb = rockchip_fb_alloc(dev, mode_cmd, &obj, 1);
-	if (IS_ERR(fb))
-		return ERR_CAST(fb);
-
-	return fb;
-}
-
 void rockchip_drm_mode_config_init(struct drm_device *dev)
 {
 	dev->mode_config.min_width = 0;
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.h b/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
index 1a696521096d..bae4e079dfb1 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
@@ -7,11 +7,5 @@
 #ifndef _ROCKCHIP_DRM_FB_H
 #define _ROCKCHIP_DRM_FB_H
 
-struct drm_framebuffer *
-rockchip_drm_framebuffer_init(struct drm_device *dev,
-			      const struct drm_mode_fb_cmd2 *mode_cmd,
-			      struct drm_gem_object *obj);
-void rockchip_drm_framebuffer_fini(struct drm_framebuffer *fb);
-
 void rockchip_drm_mode_config_init(struct drm_device *dev);
 #endif /* _ROCKCHIP_DRM_FB_H */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
deleted file mode 100644
index 02be6c5ff857..000000000000
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
+++ /dev/null
@@ -1,170 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
- * Author:Mark Yao <mark.yao@rock-chips.com>
- */
-
-#include <drm/drm.h>
-#include <drm/drm_fb_helper.h>
-#include <drm/drm_fourcc.h>
-#include <drm/drm_probe_helper.h>
-
-#include "rockchip_drm_drv.h"
-#include "rockchip_drm_gem.h"
-#include "rockchip_drm_fb.h"
-#include "rockchip_drm_fbdev.h"
-
-#define PREFERRED_BPP		32
-#define to_drm_private(x) \
-		container_of(x, struct rockchip_drm_private, fbdev_helper)
-
-static int rockchip_fbdev_mmap(struct fb_info *info,
-			       struct vm_area_struct *vma)
-{
-	struct drm_fb_helper *helper = info->par;
-	struct rockchip_drm_private *private = to_drm_private(helper);
-
-	return rockchip_gem_mmap_buf(private->fbdev_bo, vma);
-}
-
-static struct fb_ops rockchip_drm_fbdev_ops = {
-	.owner		= THIS_MODULE,
-	DRM_FB_HELPER_DEFAULT_OPS,
-	.fb_mmap	= rockchip_fbdev_mmap,
-	.fb_fillrect	= drm_fb_helper_cfb_fillrect,
-	.fb_copyarea	= drm_fb_helper_cfb_copyarea,
-	.fb_imageblit	= drm_fb_helper_cfb_imageblit,
-};
-
-static int rockchip_drm_fbdev_create(struct drm_fb_helper *helper,
-				     struct drm_fb_helper_surface_size *sizes)
-{
-	struct rockchip_drm_private *private = to_drm_private(helper);
-	struct drm_mode_fb_cmd2 mode_cmd = { 0 };
-	struct drm_device *dev = helper->dev;
-	struct rockchip_gem_object *rk_obj;
-	struct drm_framebuffer *fb;
-	unsigned int bytes_per_pixel;
-	unsigned long offset;
-	struct fb_info *fbi;
-	size_t size;
-	int ret;
-
-	bytes_per_pixel = DIV_ROUND_UP(sizes->surface_bpp, 8);
-
-	mode_cmd.width = sizes->surface_width;
-	mode_cmd.height = sizes->surface_height;
-	mode_cmd.pitches[0] = sizes->surface_width * bytes_per_pixel;
-	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
-		sizes->surface_depth);
-
-	size = mode_cmd.pitches[0] * mode_cmd.height;
-
-	rk_obj = rockchip_gem_create_object(dev, size, true);
-	if (IS_ERR(rk_obj))
-		return -ENOMEM;
-
-	private->fbdev_bo = &rk_obj->base;
-
-	fbi = drm_fb_helper_alloc_fbi(helper);
-	if (IS_ERR(fbi)) {
-		DRM_DEV_ERROR(dev->dev, "Failed to create framebuffer info.\n");
-		ret = PTR_ERR(fbi);
-		goto out;
-	}
-
-	helper->fb = rockchip_drm_framebuffer_init(dev, &mode_cmd,
-						   private->fbdev_bo);
-	if (IS_ERR(helper->fb)) {
-		DRM_DEV_ERROR(dev->dev,
-			      "Failed to allocate DRM framebuffer.\n");
-		ret = PTR_ERR(helper->fb);
-		goto out;
-	}
-
-	fbi->fbops = &rockchip_drm_fbdev_ops;
-
-	fb = helper->fb;
-	drm_fb_helper_fill_info(fbi, helper, sizes);
-
-	offset = fbi->var.xoffset * bytes_per_pixel;
-	offset += fbi->var.yoffset * fb->pitches[0];
-
-	dev->mode_config.fb_base = 0;
-	fbi->screen_base = rk_obj->kvaddr + offset;
-	fbi->screen_size = rk_obj->base.size;
-	fbi->fix.smem_len = rk_obj->base.size;
-
-	DRM_DEBUG_KMS("FB [%dx%d]-%d kvaddr=%p offset=%ld size=%zu\n",
-		      fb->width, fb->height, fb->format->depth,
-		      rk_obj->kvaddr,
-		      offset, size);
-
-	return 0;
-
-out:
-	rockchip_gem_free_object(&rk_obj->base);
-	return ret;
-}
-
-static const struct drm_fb_helper_funcs rockchip_drm_fb_helper_funcs = {
-	.fb_probe = rockchip_drm_fbdev_create,
-};
-
-int rockchip_drm_fbdev_init(struct drm_device *dev)
-{
-	struct rockchip_drm_private *private = dev->dev_private;
-	struct drm_fb_helper *helper;
-	int ret;
-
-	if (!dev->mode_config.num_crtc || !dev->mode_config.num_connector)
-		return -EINVAL;
-
-	helper = &private->fbdev_helper;
-
-	drm_fb_helper_prepare(dev, helper, &rockchip_drm_fb_helper_funcs);
-
-	ret = drm_fb_helper_init(dev, helper, ROCKCHIP_MAX_CONNECTOR);
-	if (ret < 0) {
-		DRM_DEV_ERROR(dev->dev,
-			      "Failed to initialize drm fb helper - %d.\n",
-			      ret);
-		return ret;
-	}
-
-	ret = drm_fb_helper_single_add_all_connectors(helper);
-	if (ret < 0) {
-		DRM_DEV_ERROR(dev->dev,
-			      "Failed to add connectors - %d.\n", ret);
-		goto err_drm_fb_helper_fini;
-	}
-
-	ret = drm_fb_helper_initial_config(helper, PREFERRED_BPP);
-	if (ret < 0) {
-		DRM_DEV_ERROR(dev->dev,
-			      "Failed to set initial hw config - %d.\n",
-			      ret);
-		goto err_drm_fb_helper_fini;
-	}
-
-	return 0;
-
-err_drm_fb_helper_fini:
-	drm_fb_helper_fini(helper);
-	return ret;
-}
-
-void rockchip_drm_fbdev_fini(struct drm_device *dev)
-{
-	struct rockchip_drm_private *private = dev->dev_private;
-	struct drm_fb_helper *helper;
-
-	helper = &private->fbdev_helper;
-
-	drm_fb_helper_unregister_fbi(helper);
-
-	if (helper->fb)
-		drm_framebuffer_put(helper->fb);
-
-	drm_fb_helper_fini(helper);
-}
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.h b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.h
deleted file mode 100644
index 5fb7ac2371a8..000000000000
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
- * Author:Mark Yao <mark.yao@rock-chips.com>
- */
-
-#ifndef _ROCKCHIP_DRM_FBDEV_H
-#define _ROCKCHIP_DRM_FBDEV_H
-
-#ifdef CONFIG_DRM_FBDEV_EMULATION
-int rockchip_drm_fbdev_init(struct drm_device *dev);
-void rockchip_drm_fbdev_fini(struct drm_device *dev);
-#else
-static inline int rockchip_drm_fbdev_init(struct drm_device *dev)
-{
-	return 0;
-}
-
-static inline void rockchip_drm_fbdev_fini(struct drm_device *dev)
-{
-}
-#endif
-
-#endif /* _ROCKCHIP_DRM_FBDEV_H */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
index f09b9a035376..0562d7e30af5 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
@@ -370,13 +370,14 @@ void rockchip_gem_free_object(struct drm_gem_object *obj)
 static struct rockchip_gem_object *
 rockchip_gem_create_with_handle(struct drm_file *file_priv,
 				struct drm_device *drm, unsigned int size,
+				bool alloc_kmap,
 				unsigned int *handle)
 {
 	struct rockchip_gem_object *rk_obj;
 	struct drm_gem_object *obj;
 	int ret;
 
-	rk_obj = rockchip_gem_create_object(drm, size, false);
+	rk_obj = rockchip_gem_create_object(drm, size, alloc_kmap);
 	if (IS_ERR(rk_obj))
 		return ERR_CAST(rk_obj);
 
@@ -414,6 +415,7 @@ int rockchip_gem_dumb_create(struct drm_file *file_priv,
 {
 	struct rockchip_gem_object *rk_obj;
 	int min_pitch = DIV_ROUND_UP(args->width * args->bpp, 8);
+	bool alloc_kmap = args->flags & DRM_MODE_DUMB_KERNEL_MAP;
 
 	/*
 	 * align to 64 bytes since Mali requires it.
@@ -423,6 +425,7 @@ int rockchip_gem_dumb_create(struct drm_file *file_priv,
 	args->size = args->pitch * args->height;
 
 	rk_obj = rockchip_gem_create_with_handle(file_priv, dev, args->size,
+						 alloc_kmap,
 						 &args->handle);
 
 	return PTR_ERR_OR_ZERO(rk_obj);
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.h b/drivers/gpu/drm/rockchip/rockchip_drm_gem.h
index 7ffc541bea07..3a2e7065ab13 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.h
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.h
@@ -41,10 +41,6 @@ int rockchip_gem_mmap(struct file *filp, struct vm_area_struct *vma);
 int rockchip_gem_mmap_buf(struct drm_gem_object *obj,
 			  struct vm_area_struct *vma);
 
-struct rockchip_gem_object *
-	rockchip_gem_create_object(struct drm_device *drm, unsigned int size,
-				   bool alloc_kmap);
-
 void rockchip_gem_free_object(struct drm_gem_object *obj);
 
 int rockchip_gem_dumb_create(struct drm_file *file_priv,
