From 394a8ff8bb260cc3a39f67b7f3dbf05c95174257 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Tue, 27 Aug 2013 09:07:23 +0800 Subject: [PATCH] pinctrl: tegra: Convert to devm_ioremap_resource Using the new devm_ioremap_resource() we can greatly simplify resource handling. Signed-off-by: Axel Lin Acked-by: Stephen Warren Signed-off-by: Linus Walleij --- drivers/pinctrl/pinctrl-tegra.c | 22 +++------------------- 1 file changed, 3 insertions(+), 19 deletions(-) diff --git a/drivers/pinctrl/pinctrl-tegra.c b/drivers/pinctrl/pinctrl-tegra.c index 637bcd341c7d..be7e900fb298 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); -- 2.39.5