linux-kernel - [PATCH 2/3] clocksource: timer-ti-dm: convert to devm_platform_ioremap

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Message-Id: <20191215151707.31264-2-tiny.windzz@gmail.com>
Date:   Sun, 15 Dec 2019 15:17:06 +0000
From:   Yangtao Li <tiny.windzz@...il.com>
To:     daniel.lezcano@...aro.org, tglx@...utronix.de
Cc:     linux-kernel@...r.kernel.org, Yangtao Li <tiny.windzz@...il.com>
Subject: [PATCH 2/3] clocksource: timer-ti-dm: convert to devm_platform_ioremap_resource

Use devm_platform_ioremap_resource() to simplify code.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
---
 drivers/clocksource/timer-ti-dm.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/clocksource/timer-ti-dm.c b/drivers/clocksource/timer-ti-dm.c
index 5394d9dbdfbc..aa2ede266edf 100644
--- 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);
 
-- 
2.17.1