diff options
| author |   Markus Elfring <elfring@users.sourceforge.net> | 2019-09-21 11:49:01 +0200 |
|---|---|---|
| committer |   Alexandre Belloni <alexandre.belloni@bootlin.com> | 2019-10-06 21:04:51 +0200 |
| commit | 89576bebbc175711af20107d5484a487ef969cf0 (patch) | |
| tree | 11c38ebd63cbe239f2617d1357ee1e06bf6e755b /drivers/rtc/rtc-m48t86.c | |
| parent | rtc: interface: use timeu64_t for range_max (diff) | |
| download | linux-dev-89576bebbc175711af20107d5484a487ef969cf0.tar.xz linux-dev-89576bebbc175711af20107d5484a487ef969cf0.zip | |
rtc: Use devm_platform_ioremap_resource()
Simplify probe by using a known wrapper function.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Link: https://lore.kernel.org/r/4552ef52-f218-93b1-6dfa-668d137676f8@web.de
Link: https://lore.kernel.org/r/5ecfcf43-d6b2-1a38-dee8-b8806f30bc83@web.de
Link: https://lore.kernel.org/r/25448e11-c43f-9ae0-4c43-6f789accc026@web.de
Reviewed-by: Akinobu Mita <akinobu.mita@gmail.com>
Link: https://lore.kernel.org/r/8c17a59c-82ff-aa6b-5653-a38d786d3e83@web.de
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-m48t86.c')
| -rw-r--r-- | drivers/rtc/rtc-m48t86.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/rtc/rtc-m48t86.c b/drivers/rtc/rtc-m48t86.c index 59b54ed9b841..75a0e73071d8 100644 --- a/drivers/rtc/rtc-m48t86.c +++ b/drivers/rtc/rtc-m48t86.c @@ -218,7 +218,6 @@ static bool m48t86_verify_chip(struct platform_device *pdev) static int m48t86_rtc_probe(struct platform_device *pdev) { struct m48t86_rtc_info *info; - struct resource *res; unsigned char reg; int err; struct nvmem_config m48t86_nvmem_cfg = { @@ -235,17 +234,11 @@ static int m48t86_rtc_probe(struct platform_device *pdev) if (!info) return -ENOMEM; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; - info->index_reg = devm_ioremap_resource(&pdev->dev, res); + info->index_reg = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(info->index_reg)) return PTR_ERR(info->index_reg); - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - if (!res) - return -ENODEV; - info->data_reg = devm_ioremap_resource(&pdev->dev, res); + info->data_reg = devm_platform_ioremap_resource(pdev, 1); if (IS_ERR(info->data_reg)) return PTR_ERR(info->data_reg); |