Commit 54ccba2f authored by Cai Huoqing's avatar Cai Huoqing Committed by Wim Van Sebroeck
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watchdog: ar7_wdt: Make use of the helper function devm_platform_ioremap_resource_byname() 



Use the devm_platform_ioremap_resource_byname() helper instead of
calling platform_get_resource_byname() and devm_ioremap_resource()
separately

Signed-off-by: default avatarCai Huoqing <caihuoqing@baidu.com>
Reviewed-by: default avatarGuenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210907074223.2706-1-caihuoqing@baidu.com


Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarWim Van Sebroeck <wim@linux-watchdog.org>
parent 94213a39

drivers/watchdog/ar7_wdt.c

+1 −5
Original line number Diff line number Diff line
@@ -63,8 +63,6 @@ static DEFINE_SPINLOCK(wdt_lock); 
/* XXX currently fixed, allows max margin ~68.72 secs */

#define prescale_value 0xffff



/* Resource of the WDT registers */

static struct resource *ar7_regs_wdt;

/* Pointer to the remapped WDT IO space */

static struct ar7_wdt *ar7_wdt;
@@ -265,9 +263,7 @@ static int ar7_wdt_probe(struct platform_device *pdev) 
{

	int rc;



	ar7_regs_wdt =

		platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs");

	ar7_wdt = devm_ioremap_resource(&pdev->dev, ar7_regs_wdt);

	ar7_wdt = devm_platform_ioremap_resource_byname(pdev, "regs");

	if (IS_ERR(ar7_wdt))

		return PTR_ERR(ar7_wdt);