ethernet: rockchip: add pd_gmac support for rk3399

Change-Id: I990e02f585ae9b2ecf99a7e996cd23041ca19a2b
Signed-off-by: David Wu <david.wu@rock-chips.com>

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 4957618c3b80a6ef003b0f2ad91ece77dab7aa42..16416870910d9aa7e9c5cc3cffc9184324b5b092 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -30,6 +30,7 @@
 #include <linux/delay.h>
 #include <linux/mfd/syscon.h>
 #include <linux/regmap.h>
+#include <linux/pm_runtime.h>
 
 #include "stmmac_platform.h"
 
@@ -883,6 +884,9 @@ static int rk_gmac_init(struct platform_device *pdev, void *priv)
        if (ret)
                return ret;
 
+       pm_runtime_enable(&pdev->dev);
+       pm_runtime_get_sync(&pdev->dev);
+
        return 0;
 }
 
@@ -890,6 +894,9 @@ static void rk_gmac_exit(struct platform_device *pdev, void *priv)
 {
        struct rk_priv_data *gmac = priv;
 
+       pm_runtime_put_sync(&pdev->dev);
+       pm_runtime_disable(&pdev->dev);
+
        phy_power_on(gmac, false);
        gmac_clk_enable(gmac, false);
 }