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authorAxel Lin <axel.lin@ingics.com>2013-08-27 09:07:23 +0800
committerLinus Walleij <linus.walleij@linaro.org>2013-08-28 13:34:18 +0200
commit394a8ff8bb260cc3a39f67b7f3dbf05c95174257 (patch)
tree4d1fc2485047b5b4a063cb9751b9be11533ce6e8
parent51578b9b1f6a9299e36fcf1554ff8cdf79372bd3 (diff)
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>
-rw-r--r--drivers/pinctrl/pinctrl-tegra.c22
1 files changed, 3 insertions, 19 deletions
diff --git a/drivers/pinctrl/pinctrl-tegra.c b/drivers/pinctrl/pinctrl-tegra.c
index 637bcd341c7..be7e900fb29 100644
--- a/drivers/pinctrl/pinctrl-tegra.c
+++ b/drivers/pinctrl/pinctrl-tegra.c
@@ -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);