1 files changed, 30 insertions, 0 deletions

diff --git a/drivers/pci/controller/pcie-cadence.c b/drivers/pci/controller/pcie-cadence.c
index 2edc12661e44..86f1b002c846 100644
--- a/drivers/pci/controller/pcie-cadence.c
+++ b/drivers/pci/controller/pcie-cadence.c
@@ -217,3 +217,33 @@ err_link:
 
         return ret;
 }
+
+#ifdef CONFIG_PM_SLEEP
+static int cdns_pcie_suspend_noirq(struct device *dev)
+{
+        struct cdns_pcie *pcie = dev_get_drvdata(dev);
+
+        cdns_pcie_disable_phy(pcie);
+
+        return 0;
+}
+
+static int cdns_pcie_resume_noirq(struct device *dev)
+{
+        struct cdns_pcie *pcie = dev_get_drvdata(dev);
+        int ret;
+
+        ret = cdns_pcie_enable_phy(pcie);
+        if (ret) {
+                dev_err(dev, "failed to enable phy\n");
+                return ret;
+        }
+
+        return 0;
+}
+#endif
+
+const struct dev_pm_ops cdns_pcie_pm_ops = {
+        SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(cdns_pcie_suspend_noirq,
+                                      cdns_pcie_resume_noirq)
+};