From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bhadram Varka Subject: RE: [PATCH] net: phy: marvell: Enable interrupt function on LED2 pin Date: Thu, 5 Apr 2018 14:00:53 +0000 Message-ID: <4d9e0665abf7408988fc4ce20c26a08f@bgmail102.nvidia.com> References: <20180405133504.12257-1-esben.haabendal@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT Cc: Esben Haabendal , Rasmus Villemoes , Andrew Lunn , Florian Fainelli , open list , "netdev@vger.kernel.org" To: Esben Haabendal Return-path: In-Reply-To: <20180405133504.12257-1-esben.haabendal@gmail.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Hi Esben, -----Original Message----- From: netdev-owner@vger.kernel.org On Behalf Of Esben Haabendal Sent: Thursday, April 05, 2018 7:05 PM To: netdev@vger.kernel.org Cc: Esben Haabendal ; Rasmus Villemoes ; Andrew Lunn ; Florian Fainelli ; open list Subject: [PATCH] net: phy: marvell: Enable interrupt function on LED2 pin From: Esben Haabendal The LED2[2]/INTn pin on Marvell 88E1318S as well as 88E1510/12/14/18 needs to be configured to be usable as interrupt not only when WOL is enabled, but whenever we rely on interrupts from the PHY. Signed-off-by: Esben Haabendal Cc: Rasmus Villemoes --- drivers/net/phy/marvell.c | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 0e0978d8a0eb..f03a510f1247 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -457,6 +457,21 @@ static int marvell_of_reg_init(struct phy_device *phydev) } #endif /* CONFIG_OF_MDIO */ +static int m88e1318_config_intr(struct phy_device *phydev) { + int err; + + err = marvell_config_intr(phydev); + if (err) + return err; + + /* Setup LED[2] as interrupt pin (active low) */ + return phy_modify(phydev, MII_88E1318S_PHY_LED_TCR, + MII_88E1318S_PHY_LED_TCR_FORCE_INT, + MII_88E1318S_PHY_LED_TCR_INTn_ENABLE | + MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW); Can we move this part of the code to m88e1121_config_init() ? Every time whether we disable or enable the interrupts this part of code will execute. Thanks!