fpga: socfpga-a10: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Acked-by: Xu Yilun <yilun.xu@intel.com>
Link: https://lore.kernel.org/r/20230710133830.65631-2-frank.li@vivo.comSigned-off-by: Xu Yilun <yilun.xu@intel.com>

drivers/fpga/socfpga-a10.c

@@ -471,7 +471,6 @@ static int socfpga_a10_fpga_probe(struct platform_device *pdev)
 	struct a10_fpga_priv *priv;
 	void __iomem *reg_base;
 	struct fpga_manager *mgr;
-	struct resource *res;
 	int ret;
 
 	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
@@ -479,14 +478,12 @@ static int socfpga_a10_fpga_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	/* First mmio base is for register access */
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	reg_base = devm_ioremap_resource(dev, res);
+	reg_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(reg_base))
 		return PTR_ERR(reg_base);
 
 	/* Second mmio base is for writing FPGA image data */
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-	priv->fpga_data_addr = devm_ioremap_resource(dev, res);
+	priv->fpga_data_addr = devm_platform_ioremap_resource(pdev, 1);
 	if (IS_ERR(priv->fpga_data_addr))
 		return PTR_ERR(priv->fpga_data_addr);