bus: uniphier-system-bus: 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.

Link: https://lore.kernel.org/r/20190905032122.26076-1-yamada.masahiro@socionext.com
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

diff --git a/drivers/bus/uniphier-system-bus.c b/drivers/bus/uniphier-system-bus.c
index e845c1a93f2106eca5eda8f3438b68c8a10118de..f70dedace20b4ec4c06535453d419f7d00b9e1c2 100644 (file)
--- a/drivers/bus/uniphier-system-bus.c
+++ b/drivers/bus/uniphier-system-bus.c
@@ -176,7 +176,6 @@ static int uniphier_system_bus_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct uniphier_system_bus_priv *priv;
-       struct resource *regs;
        const __be32 *ranges;
        u32 cells, addr, size;
        u64 paddr;
@@ -186,8 +185,7 @@ static int uniphier_system_bus_probe(struct platform_device *pdev)
        if (!priv)
                return -ENOMEM;
 
-       regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->membase = devm_ioremap_resource(dev, regs);
+       priv->membase = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->membase))
                return PTR_ERR(priv->membase);