return -ENXIO;
}
- ssc->regs = devm_request_and_ioremap(&pdev->dev, regs);
- if (!ssc->regs) {
- dev_dbg(&pdev->dev, "ioremap failed\n");
- return -EINVAL;
- }
+ ssc->regs = devm_ioremap_resource(&pdev->dev, regs);
+ if (IS_ERR(ssc->regs))
+ return PTR_ERR(ssc->regs);
ssc->phybase = regs->start;
/* disable all interrupts */
clk_enable(ssc->clk);
- ssc_writel(ssc->regs, IDR, ~0UL);
+ ssc_writel(ssc->regs, IDR, -1);
ssc_readl(ssc->regs, SR);
clk_disable(ssc->clk);