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pinctrl: tegra: Convert to devm_ioremap_resource 

Using the new devm_ioremap_resource() we can greatly simplify resource handling.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2013-08-27 09:07:23 +08:00 committed by Linus Walleij
parent 51578b9b1f
commit 394a8ff8bb
1 changed files with 3 additions and 19 deletions
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22
drivers/pinctrl/pinctrl-tegra.c
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@ -643,25 +643,9 @@ int tegra_pinctrl_probe(struct platform_device *pdev,
for (i = 0; i < pmx->nbanks; i++) {
res = platform_get_resource(pdev, IORESOURCE_MEM, i);
if (!res) {
dev_err(&pdev->dev, "Missing MEM resource\n");
return -ENODEV;
}
if (!devm_request_mem_region(&pdev->dev, res->start,
resource_size(res),
dev_name(&pdev->dev))) {
dev_err(&pdev->dev,
"Couldn't request MEM resource %d\n", i);
return -ENODEV;
}
pmx->regs[i] = devm_ioremap(&pdev->dev, res->start,
resource_size(res));
if (!pmx->regs[i]) {
dev_err(&pdev->dev, "Couldn't ioremap regs %d\n", i);
return -ENODEV;
}
pmx->regs[i] = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(pmx->regs[i]))
return PTR_ERR(pmx->regs[i]);
}
pmx->pctl = pinctrl_register(&tegra_pinctrl_desc, &pdev->dev, pmx);