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path: root/drivers/rtc/rtc-opal.c
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Diffstat (limited to 'drivers/rtc/rtc-opal.c')
-rw-r--r--drivers/rtc/rtc-opal.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/rtc/rtc-opal.c b/drivers/rtc/rtc-opal.c
index 6fbf9e617151..df39ce02a99d 100644
--- a/drivers/rtc/rtc-opal.c
+++ b/drivers/rtc/rtc-opal.c
@@ -152,10 +152,10 @@ exit:
/* Set Timed Power-On */
static int opal_set_tpo_time(struct device *dev, struct rtc_wkalrm *alarm)
{
- u64 h_m_s_ms = 0, token;
+ u64 h_m_s_ms = 0;
struct opal_msg msg;
u32 y_m_d = 0;
- int rc;
+ int token, rc;
tm_to_opal(&alarm->time, &y_m_d, &h_m_s_ms);
@@ -199,8 +199,9 @@ static int opal_rtc_probe(struct platform_device *pdev)
{
struct rtc_device *rtc;
- if (pdev->dev.of_node && of_get_property(pdev->dev.of_node, "has-tpo",
- NULL)) {
+ if (pdev->dev.of_node &&
+ (of_property_read_bool(pdev->dev.of_node, "wakeup-source") ||
+ of_property_read_bool(pdev->dev.of_node, "has-tpo")/* legacy */)) {
device_set_wakeup_capable(&pdev->dev, true);
opal_rtc_ops.read_alarm = opal_get_tpo_time;
opal_rtc_ops.set_alarm = opal_set_tpo_time;