diff --git a/drivers/platform/x86/amd-pmc.c b/drivers/platform/x86/amd-pmc.c
index 678bf6874c63..b8d77a18e95a 100644
--- a/drivers/platform/x86/amd-pmc.c
+++ b/drivers/platform/x86/amd-pmc.c
@@ -425,7 +425,7 @@ static int amd_pmc_verify_czn_rtc(struct amd_pmc_dev *pdev, u32 *arg)
 	if (pdev->major < 64 || (pdev->major == 64 && pdev->minor < 53))
 		return 0;
 
-	rtc_device = rtc_class_open(CONFIG_RTC_SYSTOHC_DEVICE);
+	rtc_device = rtc_class_open("rtc0");
 	if (!rtc_device)
 		return 0;
 	rc = rtc_read_alarm(rtc_device, &alarm);