mailbox: armada-37xx-rwtm: convert to devm_platform_ioremap_resource

Use devm_platform_ioremap_resource() to simplify code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>

diff --git a/drivers/mailbox/armada-37xx-rwtm-mailbox.c b/drivers/mailbox/armada-37xx-rwtm-mailbox.c
index 19f086716dc55426eceacda46031eaae1da4b376..02b7b28e696947a6cc3a03e60f0f840b6d865a0d 100644 (file)
--- a/drivers/mailbox/armada-37xx-rwtm-mailbox.c
+++ b/drivers/mailbox/armada-37xx-rwtm-mailbox.c
@@ -143,7 +143,6 @@ static const struct mbox_chan_ops a37xx_mbox_ops = {
 static int armada_37xx_mbox_probe(struct platform_device *pdev)
 {
        struct a37xx_mbox *mbox;
-       struct resource *regs;
        struct mbox_chan *chans;
        int ret;
 
@@ -156,9 +155,7 @@ static int armada_37xx_mbox_probe(struct platform_device *pdev)
        if (!chans)
                return -ENOMEM;
 
-       regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
-       mbox->base = devm_ioremap_resource(&pdev->dev, regs);
+       mbox->base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(mbox->base)) {
                dev_err(&pdev->dev, "ioremap failed\n");
                return PTR_ERR(mbox->base);