irqchip/uniphier-aidet: Use devm_platform_ioremap_resource()

Replace the chain of platform_get_resource() and devm_ioremap_resource()
with devm_platform_ioremap_resource().

This allows to remove the local variable for (struct resource *), and
have one function call less.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20190905034932.12587-1-yamada.masahiro@socionext.com

diff --git a/drivers/irqchip/irq-uniphier-aidet.c b/drivers/irqchip/irq-uniphier-aidet.c
index ed7b4f4..89121b3 100644 (file)
--- a/drivers/irqchip/irq-uniphier-aidet.c
+++ b/drivers/irqchip/irq-uniphier-aidet.c
@@ -166,7 +166,6 @@ static int uniphier_aidet_probe(struct platform_device *pdev)
        struct device_node *parent_np;
        struct irq_domain *parent_domain;
        struct uniphier_aidet_priv *priv;
-       struct resource *res;
 
        parent_np = of_irq_find_parent(dev->of_node);
        if (!parent_np)
@@ -181,8 +180,7 @@ static int uniphier_aidet_probe(struct platform_device *pdev)
        if (!priv)
                return -ENOMEM;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->reg_base = devm_ioremap_resource(dev, res);
+       priv->reg_base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->reg_base))
                return PTR_ERR(priv->reg_base);