mailbox: altera: Make use of the helper function devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>

diff --git a/drivers/mailbox/mailbox-altera.c b/drivers/mailbox/mailbox-altera.c
index 7528266..afb320e 100644 (file)
--- a/drivers/mailbox/mailbox-altera.c
+++ b/drivers/mailbox/mailbox-altera.c
@@ -285,7 +285,6 @@ static const struct mbox_chan_ops altera_mbox_ops = {
 static int altera_mbox_probe(struct platform_device *pdev)
 {
        struct altera_mbox *mbox;
-       struct resource *regs;
        struct mbox_chan *chans;
        int ret;
 
@@ -299,9 +298,7 @@ static int altera_mbox_probe(struct platform_device *pdev)
        if (!chans)
                return -ENOMEM;
 
-       regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
-       mbox->mbox_base = devm_ioremap_resource(&pdev->dev, regs);
+       mbox->mbox_base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(mbox->mbox_base))
                return PTR_ERR(mbox->mbox_base);