phy: phy-mtk-hdmi: convert to devm_platform_ioremap_resource

Use devm_platform_ioremap_resource to simplify code
Acked-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1629191987-20774-7-git-send-email-chunfeng.yun@mediatek.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/phy/mediatek/phy-mtk-hdmi.c

@@ -100,7 +100,6 @@ static int mtk_hdmi_phy_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct mtk_hdmi_phy *hdmi_phy;
-	struct resource *mem;
 	struct clk *ref_clk;
 	const char *ref_clk_name;
 	struct clk_init_data clk_init = {
@@ -116,11 +115,9 @@ static int mtk_hdmi_phy_probe(struct platform_device *pdev)
 	if (!hdmi_phy)
 		return -ENOMEM;
 
-	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	hdmi_phy->regs = devm_ioremap_resource(dev, mem);
-	if (IS_ERR(hdmi_phy->regs)) {
+	hdmi_phy->regs = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(hdmi_phy->regs))
 		return PTR_ERR(hdmi_phy->regs);
-	}
 
 	ref_clk = devm_clk_get(dev, "pll_ref");
 	if (IS_ERR(ref_clk)) {