[U-Boot] [PATCH v2 06/10] NET: phy: add 88E1310 PHY initialization

[Sebastian Hesselbarth]

This adds PHY initialization for Marvell Alaska 88E1310 PHY.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth at gmail.com>
---
Cc: u-boot at lists.denx.de
Cc: Sebastian Hesselbarth <sebastian.hesselbarth at gmail.com>
Cc: Rabeeh Khoury <rabeeh at solid-run.com>
Cc: Albert Aribaud <albert.u.boot at aribaud.net>
Cc: Prafulla Wadaskar <prafulla at marvell.com>
Cc: Andy Fleming <afleming at gmail.com>
Cc: Joe Hershberger <joe.hershberger at gmail.com>
Cc: Daniel Stodden <daniel.stodden at gmail.com>
Cc: Luka Perkov <luka at openwrt.org>
---
 drivers/net/phy/marvell.c |   48 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index e51e799..e920212 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -89,6 +89,12 @@
 
 #define MIIM_88E1149_PHY_PAGE	29
 
+/* 88E1310 PHY defines */
+#define MIIM_88E1310_PHY_LED_CTRL	16
+#define MIIM_88E1310_PHY_IRQ_EN		18
+#define MIIM_88E1310_PHY_RGMII_CTRL	21
+#define MIIM_88E1310_PHY_PAGE		22
+
 /* Marvell 88E1011S */
 static int m88e1011s_config(struct phy_device *phydev)
 {
@@ -394,6 +400,37 @@ static int m88e1149_config(struct phy_device *phydev)
 	return 0;
 }
 
+/* Marvell 88E1310 */
+static int m88e1310_config(struct phy_device *phydev)
+{
+	u16 reg;
+
+	/* LED link and activity */
+	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_PAGE, 0x0003);
+	reg = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_LED_CTRL);
+	reg = (reg & ~0xf) | 0x1;
+	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_LED_CTRL, reg);
+
+	/* Set LED2/INT to INT mode, low active */
+	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_PAGE, 0x0003);
+	reg = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_IRQ_EN);
+	reg = (reg & 0x77ff) | 0x0880;
+	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_IRQ_EN, reg);
+
+	/* Set RGMII delay */
+	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_PAGE, 0x0002);
+	reg = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_RGMII_CTRL);
+	reg |= 0x0030;
+	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_RGMII_CTRL, reg);
+
+	/* Ensure to return to page 0 */
+	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_88E1310_PHY_PAGE, 0x0000);
+
+	genphy_config_aneg(phydev);
+	phy_reset(phydev);
+
+	return 0;
+}
 
 static struct phy_driver M88E1011S_driver = {
 	.name = "Marvell 88E1011S",
@@ -455,8 +492,19 @@ static struct phy_driver M88E1149S_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
+static struct phy_driver M88E1310_driver = {
+	.name = "Marvell 88E1310",
+	.uid = 0x01410e90,
+	.mask = 0xffffff0,
+	.features = PHY_GBIT_FEATURES,
+	.config = &m88e1310_config,
+	.startup = &m88e1011s_startup,
+	.shutdown = &genphy_shutdown,
+};
+
 int phy_marvell_init(void)
 {
+	phy_register(&M88E1310_driver);
 	phy_register(&M88E1149S_driver);
 	phy_register(&M88E1145_driver);
 	phy_register(&M88E1121R_driver);
-- 
1.7.10.4