diff options
Diffstat (limited to 'arch/arm/mach-omap1/mailbox.c')
| -rw-r--r-- | arch/arm/mach-omap1/mailbox.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/arm/mach-omap1/mailbox.c b/arch/arm/mach-omap1/mailbox.c index caf889aaa24..4f5b3da3d55 100644 --- a/arch/arm/mach-omap1/mailbox.c +++ b/arch/arm/mach-omap1/mailbox.c @@ -146,7 +146,6 @@ EXPORT_SYMBOL(mbox_dsp_info); static int __devinit omap1_mbox_probe(struct platform_device *pdev) { struct resource *res; - int ret = 0; if (pdev->num_resources != 2) { dev_err(&pdev->dev, "invalid number of resources: %d\n", @@ -160,12 +159,18 @@ static int __devinit omap1_mbox_probe(struct platform_device *pdev) dev_err(&pdev->dev, "invalid mem resource\n"); return -ENODEV; } - mbox_base = res->start; + + mbox_base = ioremap(res->start, resource_size(res)); + if (!mbox_base) { + dev_err(&pdev->dev, "ioremap failed\n"); + return -ENODEV; + } /* DSP IRQ */ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (unlikely(!res)) { dev_err(&pdev->dev, "invalid irq resource\n"); + iounmap(mbox_base); return -ENODEV; } mbox_dsp_info.irq = res->start; |