fec: Enable/disable clk_ptp in suspend/resume

clk_ptp should also be enabled in fec_resume() and disabled in fec_suspend().

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 5c34fd834d03..0a4ace782c1f 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -2234,6 +2234,8 @@ fec_suspend(struct device *dev)
                 fec_stop(ndev);
                 netif_device_detach(ndev);
         }
+        if (fep->clk_ptp)
+                clk_disable_unprepare(fep->clk_ptp);
         if (fep->clk_enet_out)
                 clk_disable_unprepare(fep->clk_enet_out);
         clk_disable_unprepare(fep->clk_ipg);
@@ -2262,6 +2264,8 @@ fec_resume(struct device *dev)
         clk_prepare_enable(fep->clk_ipg);
         if (fep->clk_enet_out)
                 clk_prepare_enable(fep->clk_enet_out);
+        if (fep->clk_ptp)
+                clk_prepare_enable(fep->clk_ptp);
         if (netif_running(ndev)) {
                 fec_restart(ndev, fep->full_duplex);
                 netif_device_attach(ndev);