netdev - [PATCH 3/6] fec: Enable/disable clk

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Message-Id: <1374423904-2668-4-git-send-email-festevam@gmail.com>
Date:	Sun, 21 Jul 2013 13:25:01 -0300
From:	Fabio Estevam <festevam@...il.com>
To:	davem@...emloft.net
Cc:	kernel@...gutronix.de, Frank.Li@...escale.com,
	shawn.guo@...aro.org, netdev@...r.kernel.org,
	Fabio Estevam <fabio.estevam@...escale.com>
Subject: [PATCH 3/6] fec: Enable/disable clk_ptp in suspend/resume

From: Fabio Estevam <fabio.estevam@...escale.com>

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

Signed-off-by: Fabio Estevam <fabio.estevam@...escale.com>
---
 drivers/net/ethernet/freescale/fec_main.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 5e82200..886a372 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);
-- 
1.8.1.2

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