clocksource/drivers/timer-ti-dm: Convert to devm_platform_ioremap_resource

Use devm_platform_ioremap_resource() to simplify code, which
wraps 'platform_get_resource' and 'devm_ioremap_resource' in a
single helper.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20191221173027.30716-4-tiny.windzz@gmail.com

diff --git a/drivers/clocksource/timer-ti-dm.c b/drivers/clocksource/timer-ti-dm.c
index 5394d9dbdfbc633b4a9662dc1fbc09a2bfd40aed..aa2ede266edf229c23709a65e7e876e915c002f0 100644 (file)
--- a/drivers/clocksource/timer-ti-dm.c
+++ b/drivers/clocksource/timer-ti-dm.c
@@ -780,7 +780,7 @@ static int omap_dm_timer_probe(struct platform_device *pdev)
 {
        unsigned long flags;
        struct omap_dm_timer *timer;
-       struct resource *mem, *irq;
+       struct resource *irq;
        struct device *dev = &pdev->dev;
        const struct dmtimer_platform_data *pdata;
        int ret;
@@ -802,18 +802,12 @@ static int omap_dm_timer_probe(struct platform_device *pdev)
                return -ENODEV;
        }
 
-       mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (unlikely(!mem)) {
-               dev_err(dev, "%s: no memory resource.\n", __func__);
-               return -ENODEV;
-       }
-
        timer = devm_kzalloc(dev, sizeof(*timer), GFP_KERNEL);
        if (!timer)
                return  -ENOMEM;
 
        timer->fclk = ERR_PTR(-ENODEV);
-       timer->io_base = devm_ioremap_resource(dev, mem);
+       timer->io_base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(timer->io_base))
                return PTR_ERR(timer->io_base);