[PATCH] watchdog: iTCO_wdt: Make use of the helper function devm_platform_ioremap_resource()

From: Cai Huoqing
Date: Tue Sep 07 2021 - 03:43:12 EST


Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@xxxxxxxxx>
---
drivers/watchdog/iTCO_wdt.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c
index 643c6c2d0b72..ebf7e5bc1199 100644
--- a/drivers/watchdog/iTCO_wdt.c
+++ b/drivers/watchdog/iTCO_wdt.c
@@ -96,7 +96,6 @@ struct iTCO_wdt_private {
* NO_REBOOT flag is Memory-Mapped GCS register bit 5 (TCO version 2),
* or memory-mapped PMC register bit 4 (TCO version 3).
*/
- struct resource *gcs_pmc_res;
unsigned long __iomem *gcs_pmc;
/* the lock for io operations */
spinlock_t io_lock;
@@ -503,10 +502,7 @@ static int iTCO_wdt_probe(struct platform_device *pdev)
*/
if (p->iTCO_version >= 2 && p->iTCO_version < 6 &&
!pdata->no_reboot_use_pmc) {
- p->gcs_pmc_res = platform_get_resource(pdev,
- IORESOURCE_MEM,
- ICH_RES_MEM_GCS_PMC);
- p->gcs_pmc = devm_ioremap_resource(dev, p->gcs_pmc_res);
+ p->gcs_pmc = devm_platform_ioremap_resource(pdev, ICH_RES_MEM_GCS_PMC);
if (IS_ERR(p->gcs_pmc))
return PTR_ERR(p->gcs_pmc);
}
--
2.25.1