clk: imx: clk-imx8qxp-lpcg: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Abel Vesa <abel.vesa@linaro.org>
Link: https://lore.kernel.org/r/20230705065313.67043-8-frank.li@vivo.comSigned-off-by: Abel Vesa <abel.vesa@linaro.org>

drivers/clk/imx/clk-imx8qxp-lpcg.c

@@ -183,7 +183,6 @@ static int imx_lpcg_parse_clks_from_dt(struct platform_device *pdev,
 	unsigned int bit_offset[IMX_LPCG_MAX_CLKS];
 	struct clk_hw_onecell_data *clk_data;
 	struct clk_hw **clk_hws;
-	struct resource *res;
 	void __iomem *base;
 	int count;
 	int idx;
@@ -193,8 +192,7 @@ static int imx_lpcg_parse_clks_from_dt(struct platform_device *pdev,
 	if (!of_device_is_compatible(np, "fsl,imx8qxp-lpcg"))
 		return -EINVAL;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	base = devm_ioremap_resource(&pdev->dev, res);
+	base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base))
 		return PTR_ERR(base);