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Commit 2c723044 authored by Arun Parameswaran's avatar Arun Parameswaran Committed by David S. Miller
Browse files

net: phy: Add pm support to Broadcom iProc mdio mux driver 



Add support for suspend and resume to the Broadcom iProc mdio
mux driver.

Signed-off-by: default avatarArun Parameswaran <arun.parameswaran@broadcom.com>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 56aea577

drivers/net/phy/mdio-mux-bcm-iproc.c

+27 −0
Original line number Diff line number Diff line
@@ -286,6 +286,32 @@ static int mdio_mux_iproc_remove(struct platform_device *pdev) 
	return 0;

}



#ifdef CONFIG_PM_SLEEP

static int mdio_mux_iproc_suspend(struct device *dev)

{

	struct platform_device *pdev = to_platform_device(dev);

	struct iproc_mdiomux_desc *md = platform_get_drvdata(pdev);



	clk_disable_unprepare(md->core_clk);



	return 0;

}



static int mdio_mux_iproc_resume(struct device *dev)

{

	struct platform_device *pdev = to_platform_device(dev);

	struct iproc_mdiomux_desc *md = platform_get_drvdata(pdev);



	clk_prepare_enable(md->core_clk);

	mdio_mux_iproc_config(md);



	return 0;

}

#endif



static SIMPLE_DEV_PM_OPS(mdio_mux_iproc_pm_ops,

			 mdio_mux_iproc_suspend, mdio_mux_iproc_resume);



static const struct of_device_id mdio_mux_iproc_match[] = {

	{

		.compatible = "brcm,mdio-mux-iproc",
@@ -298,6 +324,7 @@ static struct platform_driver mdiomux_iproc_driver = { 
	.driver = {

		.name		= "mdio-mux-iproc",

		.of_match_table = mdio_mux_iproc_match,

		.pm		= &mdio_mux_iproc_pm_ops,

	},

	.probe		= mdio_mux_iproc_probe,

	.remove		= mdio_mux_iproc_remove,