diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c b/drivers/gpu/drm/mediatek/mtk_cec.c
index b640bc0559e7..5136aada9023 100644
--- a/drivers/gpu/drm/mediatek/mtk_cec.c
+++ b/drivers/gpu/drm/mediatek/mtk_cec.c
@@ -195,8 +195,7 @@ static int mtk_cec_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, cec);
 	spin_lock_init(&cec->lock);
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	cec->regs = devm_ioremap_resource(dev, res);
+	cec->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(cec->regs)) {
 		ret = PTR_ERR(cec->regs);
 		dev_err(dev, "Failed to ioremap cec: %d\n", ret);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_aal.c b/drivers/gpu/drm/mediatek/mtk_disp_aal.c
index 8ddf7a97e583..68485c09ad8f 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_aal.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_aal.c
@@ -117,8 +117,7 @@ static int mtk_disp_aal_probe(struct platform_device *pdev)
 		return PTR_ERR(priv->clk);
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = devm_ioremap_resource(dev, res);
+	priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(priv->regs)) {
 		dev_err(dev, "failed to ioremap aal\n");
 		return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
index 1773379b2439..ae243e7db9b2 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
@@ -172,8 +172,7 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev)
 		return PTR_ERR(priv->clk);
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = devm_ioremap_resource(dev, res);
+	priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(priv->regs)) {
 		dev_err(dev, "failed to ioremap ccorr\n");
 		return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_color.c b/drivers/gpu/drm/mediatek/mtk_disp_color.c
index cac9206079e7..4ec37e20ade9 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_color.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_color.c
@@ -110,8 +110,7 @@ static int mtk_disp_color_probe(struct platform_device *pdev)
 		return PTR_ERR(priv->clk);
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = devm_ioremap_resource(dev, res);
+	priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(priv->regs)) {
 		dev_err(dev, "failed to ioremap color\n");
 		return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
index bd530e603264..cf9262aa4f89 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c
@@ -276,8 +276,7 @@ static int mtk_disp_gamma_probe(struct platform_device *pdev)
 		return PTR_ERR(priv->clk);
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = devm_ioremap_resource(dev, res);
+	priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(priv->regs)) {
 		dev_err(dev, "failed to ioremap gamma\n");
 		return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_merge.c b/drivers/gpu/drm/mediatek/mtk_disp_merge.c
index 6428b6203ffe..f1dfa6dfd967 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_merge.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c
@@ -250,8 +250,7 @@ static int mtk_disp_merge_probe(struct platform_device *pdev)
 	if (!priv)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = devm_ioremap_resource(dev, res);
+	priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(priv->regs)) {
 		dev_err(dev, "failed to ioremap merge\n");
 		return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
index 8f52cc1f3fba..a0b0a1eb91c9 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
@@ -529,8 +529,7 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev)
 		return PTR_ERR(priv->clk);
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = devm_ioremap_resource(dev, res);
+	priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(priv->regs)) {
 		dev_err(dev, "failed to ioremap ovl\n");
 		return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
index d4df17ad600a..7106c05127b1 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
@@ -332,8 +332,7 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev)
 		return PTR_ERR(priv->clk);
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = devm_ioremap_resource(dev, res);
+	priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(priv->regs)) {
 		dev_err(dev, "failed to ioremap rdma\n");
 		return PTR_ERR(priv->regs);
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 19e2b042c9d5..fb6f45165e95 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -1113,8 +1113,7 @@ static int mtk_dsi_probe(struct platform_device *pdev)
 		goto err_unregister_host;
 	}
 
-	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	dsi->regs = devm_ioremap_resource(dev, regs);
+	dsi->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &regs);
 	if (IS_ERR(dsi->regs)) {
 		ret = PTR_ERR(dsi->regs);
 		dev_err(dev, "Failed to ioremap memory: %d\n", ret);
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
index 0a8e0a13f516..0c784db9978b 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
@@ -1474,8 +1474,7 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi,
 	}
 	hdmi->sys_regmap = regmap;
 
-	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	hdmi->regs = devm_ioremap_resource(dev, mem);
+	hdmi->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &mem);
 	if (IS_ERR(hdmi->regs)) {
 		ret = PTR_ERR(hdmi->regs);
 		goto put_device;
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c
index 4d39ea0a05ca..dfd1f07b39f0 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi_ddc.c
@@ -284,8 +284,7 @@ static int mtk_hdmi_ddc_probe(struct platform_device *pdev)
 		return PTR_ERR(ddc->clk);
 	}
 
-	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	ddc->regs = devm_ioremap_resource(&pdev->dev, mem);
+	ddc->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &mem);
 	if (IS_ERR(ddc->regs))
 		return PTR_ERR(ddc->regs);
 
diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
index e06db6e56b5f..4eac4cbc0764 100644
--- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
@@ -285,8 +285,7 @@ static int mtk_mdp_rdma_probe(struct platform_device *pdev)
 	if (!priv)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = devm_ioremap_resource(dev, res);
+	priv->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(priv->regs)) {
 		dev_err(dev, "failed to ioremap rdma\n");
 		return PTR_ERR(priv->regs);
