spi: bcm-qspi: Simplify logic by using devm_platform_ioremap_resource_byname()

platform_get_resource_byname() and devm_ioremap_resource() can be
replaced by devm_platform_ioremap_resource_byname(), which can
simplify the code logic a bit, No functional change here.
Signed-off-by: Zhang Zekun <zhangzekun11@huawei.com>
Link: https://lore.kernel.org/r/20230810131650.71916-1-zhangzekun11@huawei.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-iproc-qspi.c

@@ -94,7 +94,6 @@ static int bcm_iproc_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct bcm_iproc_intc *priv;
 	struct bcm_qspi_soc_intc *soc_intc;
-	struct resource *res;
 
 	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
 	if (!priv)
@@ -104,14 +103,12 @@ static int bcm_iproc_probe(struct platform_device *pdev)
 
 	spin_lock_init(&priv->soclock);
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "intr_regs");
-	priv->int_reg = devm_ioremap_resource(dev, res);
+	priv->int_reg = devm_platform_ioremap_resource_byname(pdev, "intr_regs");
 	if (IS_ERR(priv->int_reg))
 		return PTR_ERR(priv->int_reg);
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
-					   "intr_status_reg");
-	priv->int_status_reg = devm_ioremap_resource(dev, res);
+	priv->int_status_reg = devm_platform_ioremap_resource_byname(pdev,
+								     "intr_status_reg");
 	if (IS_ERR(priv->int_status_reg))
 		return PTR_ERR(priv->int_status_reg);