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drivers: net: cpsw: use pinctrl PM helpers 

This utilize the new pinctrl core PM helpers to transition
the driver to "default" and "sleep" states.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Mugunthan V N 2013-06-06 23:45:14 +05:30 committed by Linus Walleij
parent f1c9cf074b
commit 739683b48d
1 changed files with 11 additions and 0 deletions
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11
drivers/net/ethernet/ti/cpsw.c
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@ -35,6 +35,7 @@
#include <linux/if_vlan.h>
#include <linux/platform_data/cpsw.h>
#include <linux/pinctrl/consumer.h>
#include "cpsw_ale.h"
#include "cpts.h"
@ -1689,6 +1690,9 @@ static int cpsw_probe(struct platform_device *pdev)
*/
pm_runtime_enable(&pdev->dev);
/* Select default pin state */
pinctrl_pm_select_default_state(&pdev->dev);
if (cpsw_probe_dt(&priv->data, pdev)) {
pr_err("cpsw: platform data missing\n");
ret = -ENODEV;
@ -1978,6 +1982,9 @@ static int cpsw_suspend(struct device *dev)
cpsw_ndo_stop(ndev);
pm_runtime_put_sync(&pdev->dev);
/* Select sleep pin state */
pinctrl_pm_select_sleep_state(&pdev->dev);
return 0;
}
@ -1987,6 +1994,10 @@ static int cpsw_resume(struct device *dev)
struct net_device *ndev = platform_get_drvdata(pdev);
pm_runtime_get_sync(&pdev->dev);
/* Select default pin state */
pinctrl_pm_select_default_state(&pdev->dev);
if (netif_running(ndev))
cpsw_ndo_open(ndev);
return 0;