From: "Badel, Laurent" <LaurentBadel@eaton.com>
To: "davem@davemloft.net" <davem@davemloft.net>,
"m.felsch@pengutronix.de" <m.felsch@pengutronix.de>,
"fugang.duan@nxp.com" <fugang.duan@nxp.com>,
"kuba@kernel.org" <kuba@kernel.org>,
"andrew@lunn.ch" <andrew@lunn.ch>,
"linux@armlinux.org.uk" <linux@armlinux.org.uk>,
"p.zabel@pengutronix.de" <p.zabel@pengutronix.de>,
"lgirdwood@gmail.com" <lgirdwood@gmail.com>,
"broonie@kernel.org" <broonie@kernel.org>,
"robh+dt@kernel.org" <robh+dt@kernel.org>,
"richard.leitner@skidata.com" <richard.leitner@skidata.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"f.fainelli@gmail.com" <f.fainelli@gmail.com>,
"marex@denx.de" <marex@denx.de>
Subject: [PATCH v4 net-next 1/5] net: phy: Add PHY_RST_AFTER_PROBE flag
Date: Mon, 18 Jan 2021 16:58:27 +0000 [thread overview]
Message-ID: <MW4PR17MB4243C51A3D1616487F201B2EDFA40@MW4PR17MB4243.namprd17.prod.outlook.com> (raw)
Add new flag PHY_RST_AFTER_PROBE for LAN8710/20/40. This flag is intended
for phy_probe() to assert hardware reset after probing the PHY.
Signed-off-by: Laurent Badel <laurentbadel@eaton.com>
---
drivers/net/phy/smsc.c | 4 ++--
include/linux/phy.h | 1 +
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c
index ddb78fb4d6dc..5ee45c48efbb 100644
--- a/drivers/net/phy/smsc.c
+++ b/drivers/net/phy/smsc.c
@@ -433,7 +433,7 @@ static struct phy_driver smsc_phy_driver[] = {
.name = "SMSC LAN8710/LAN8720",
/* PHY_BASIC_FEATURES */
-
+ .flags = PHY_RST_AFTER_PROBE,
.probe = smsc_phy_probe,
.remove = smsc_phy_remove,
@@ -460,7 +460,7 @@ static struct phy_driver smsc_phy_driver[] = {
.name = "SMSC LAN8740",
/* PHY_BASIC_FEATURES */
- .flags = PHY_RST_AFTER_CLK_EN,
+ .flags = PHY_RST_AFTER_CLK_EN & PHY_RST_AFTER_PROBE,
.probe = smsc_phy_probe,
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 24fcc6456a9e..4bbc7a06235c 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -81,6 +81,7 @@ extern const int phy_10gbit_features_array[1];
#define PHY_RST_AFTER_CLK_EN 0x00000002
#define PHY_POLL_CABLE_TEST 0x00000004
#define MDIO_DEVICE_IS_PHY 0x80000000
+#define PHY_RST_AFTER_PROBE 0x00000008
/**
* enum phy_interface_t - Interface Mode definitions
--
2.17.1
-----------------------------
Eaton Industries Manufacturing GmbH ~ Registered place of business: Route de la Longeraie 7, 1110, Morges, Switzerland
-----------------------------
next reply other threads:[~2021-01-18 16:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-18 16:58 Badel, Laurent [this message]
2021-01-18 17:02 ` [PATCH v4 net-next 1/5] net: phy: Add PHY_RST_AFTER_PROBE flag Florian Fainelli
2021-01-18 17:32 ` [EXTERNAL] " Badel, Laurent
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