netdev - [PATCH v3 1/2] net: phy: at803x: add ar9331 support

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Message-Id: <20191003082113.13993-2-o.rempel@pengutronix.de>
Date:   Thu,  3 Oct 2019 10:21:12 +0200
From:   Oleksij Rempel <o.rempel@...gutronix.de>
To:     Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>
Cc:     Oleksij Rempel <o.rempel@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3 1/2] net: phy: at803x: add ar9331 support

Mostly this hardware can work with generic PHY driver, but this change
is needed to provided interrupt handling support.
Tested with dsa ar9331-switch driver.

Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
Reviewed-by: Heiner Kallweit <hkallweit1@...il.com>
---
 drivers/net/phy/at803x.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c
index 6ad8b1c63c34..8fb7abdf10d0 100644
--- a/drivers/net/phy/at803x.c
+++ b/drivers/net/phy/at803x.c
@@ -53,6 +53,7 @@
 #define AT803X_DEBUG_REG_5			0x05
 #define AT803X_DEBUG_TX_CLK_DLY_EN		BIT(8)
 
+#define ATH9331_PHY_ID 0x004dd041
 #define ATH8030_PHY_ID 0x004dd076
 #define ATH8031_PHY_ID 0x004dd074
 #define ATH8035_PHY_ID 0x004dd072
@@ -406,6 +407,16 @@ static struct phy_driver at803x_driver[] = {
 	.aneg_done		= at803x_aneg_done,
 	.ack_interrupt		= &at803x_ack_interrupt,
 	.config_intr		= &at803x_config_intr,
+}, {
+	/* ATHEROS AR9331 */
+	PHY_ID_MATCH_EXACT(ATH9331_PHY_ID),
+	.name			= "Atheros AR9331 built-in PHY",
+	.config_init		= at803x_config_init,
+	.suspend		= at803x_suspend,
+	.resume			= at803x_resume,
+	/* PHY_BASIC_FEATURES */
+	.ack_interrupt		= &at803x_ack_interrupt,
+	.config_intr		= &at803x_config_intr,
 } };
 
 module_phy_driver(at803x_driver);
@@ -414,6 +425,7 @@ static struct mdio_device_id __maybe_unused atheros_tbl[] = {
 	{ ATH8030_PHY_ID, AT803X_PHY_ID_MASK },
 	{ ATH8031_PHY_ID, AT803X_PHY_ID_MASK },
 	{ ATH8035_PHY_ID, AT803X_PHY_ID_MASK },
+	{ PHY_ID_MATCH_EXACT(ATH9331_PHY_ID) },
 	{ }
 };
 
-- 
2.23.0