X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fphy%2Frealtek.c;h=bba48da4099fda91558008d77e19bf373cfc7341;hb=e6e3faa5c2da591cd3e0f2047a74cfc832e7b738;hp=ddbbc35e27e4e6e95ad9ce5ea084d6c42db2362c;hpb=4eef93da262048eb1118e726b3ec5b8ebd3c6c91;p=oweals%2Fu-boot.git

diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c
index ddbbc35e27..bba48da409 100644
--- a/drivers/net/phy/realtek.c
+++ b/drivers/net/phy/realtek.c
@@ -3,7 +3,7 @@
  *
  * SPDX-License-Identifier:	GPL-2.0+
  *
- * Copyright 2010-2011 Freescale Semiconductor, Inc.
+ * Copyright 2010-2011, 2015 Freescale Semiconductor, Inc.
  * author Andy Fleming
  */
 #include <config.h>
@@ -21,12 +21,72 @@
 #define MIIM_RTL8211x_PHYSTAT_SPDDONE  0x0800
 #define MIIM_RTL8211x_PHYSTAT_LINK     0x0400
 
+/* RTL8211x PHY Interrupt Enable Register */
+#define MIIM_RTL8211x_PHY_INER         0x12
+#define MIIM_RTL8211x_PHY_INTR_ENA     0x9f01
+#define MIIM_RTL8211x_PHY_INTR_DIS     0x0000
+
+/* RTL8211x PHY Interrupt Status Register */
+#define MIIM_RTL8211x_PHY_INSR         0x13
+
+/* RTL8211F PHY Status Register */
+#define MIIM_RTL8211F_PHY_STATUS       0x1a
+#define MIIM_RTL8211F_AUTONEG_ENABLE   0x1000
+#define MIIM_RTL8211F_PHYSTAT_SPEED    0x0030
+#define MIIM_RTL8211F_PHYSTAT_GBIT     0x0020
+#define MIIM_RTL8211F_PHYSTAT_100      0x0010
+#define MIIM_RTL8211F_PHYSTAT_DUPLEX   0x0008
+#define MIIM_RTL8211F_PHYSTAT_SPDDONE  0x0800
+#define MIIM_RTL8211F_PHYSTAT_LINK     0x0004
+
+#define MIIM_RTL8211F_PAGE_SELECT      0x1f
+#define MIIM_RTL8211F_TX_DELAY		0x100
+#define MIIM_RTL8211F_LCR		0x10
 
 /* RealTek RTL8211x */
 static int rtl8211x_config(struct phy_device *phydev)
 {
 	phy_write(phydev, MDIO_DEVAD_NONE, MII_BMCR, BMCR_RESET);
 
+	/* mask interrupt at init; if the interrupt is
+	 * needed indeed, it should be explicitly enabled
+	 */
+	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_RTL8211x_PHY_INER,
+		  MIIM_RTL8211x_PHY_INTR_DIS);
+
+	/* read interrupt status just to clear it */
+	phy_read(phydev, MDIO_DEVAD_NONE, MIIM_RTL8211x_PHY_INER);
+
+	genphy_config_aneg(phydev);
+
+	return 0;
+}
+
+static int rtl8211f_config(struct phy_device *phydev)
+{
+	u16 reg;
+
+	phy_write(phydev, MDIO_DEVAD_NONE, MII_BMCR, BMCR_RESET);
+
+	if (phydev->interface == PHY_INTERFACE_MODE_RGMII) {
+		/* enable TXDLY */
+		phy_write(phydev, MDIO_DEVAD_NONE,
+			  MIIM_RTL8211F_PAGE_SELECT, 0xd08);
+		reg = phy_read(phydev, MDIO_DEVAD_NONE, 0x11);
+		reg |= MIIM_RTL8211F_TX_DELAY;
+		phy_write(phydev, MDIO_DEVAD_NONE, 0x11, reg);
+		/* restore to default page 0 */
+		phy_write(phydev, MDIO_DEVAD_NONE,
+			  MIIM_RTL8211F_PAGE_SELECT, 0x0);
+	}
+
+	/* Set green LED for Link, yellow LED for Active */
+	phy_write(phydev, MDIO_DEVAD_NONE,
+		  MIIM_RTL8211F_PAGE_SELECT, 0xd04);
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x10, 0x617f);
+	phy_write(phydev, MDIO_DEVAD_NONE,
+		  MIIM_RTL8211F_PAGE_SELECT, 0x0);
+
 	genphy_config_aneg(phydev);
 
 	return 0;
@@ -89,6 +149,51 @@ static int rtl8211x_parse_status(struct phy_device *phydev)
 	return 0;
 }
 
+static int rtl8211f_parse_status(struct phy_device *phydev)
+{
+	unsigned int speed;
+	unsigned int mii_reg;
+	int i = 0;
+
+	phy_write(phydev, MDIO_DEVAD_NONE, MIIM_RTL8211F_PAGE_SELECT, 0xa43);
+	mii_reg = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_RTL8211F_PHY_STATUS);
+
+	phydev->link = 1;
+	while (!(mii_reg & MIIM_RTL8211F_PHYSTAT_LINK)) {
+		if (i > PHY_AUTONEGOTIATE_TIMEOUT) {
+			puts(" TIMEOUT !\n");
+			phydev->link = 0;
+			break;
+		}
+
+		if ((i++ % 1000) == 0)
+			putc('.');
+		udelay(1000);
+		mii_reg = phy_read(phydev, MDIO_DEVAD_NONE,
+				   MIIM_RTL8211F_PHY_STATUS);
+	}
+
+	if (mii_reg & MIIM_RTL8211F_PHYSTAT_DUPLEX)
+		phydev->duplex = DUPLEX_FULL;
+	else
+		phydev->duplex = DUPLEX_HALF;
+
+	speed = (mii_reg & MIIM_RTL8211F_PHYSTAT_SPEED);
+
+	switch (speed) {
+	case MIIM_RTL8211F_PHYSTAT_GBIT:
+		phydev->speed = SPEED_1000;
+		break;
+	case MIIM_RTL8211F_PHYSTAT_100:
+		phydev->speed = SPEED_100;
+		break;
+	default:
+		phydev->speed = SPEED_10;
+	}
+
+	return 0;
+}
+
 static int rtl8211x_startup(struct phy_device *phydev)
 {
 	/* Read the Status (2x to make sure link is right) */
@@ -98,11 +203,20 @@ static int rtl8211x_startup(struct phy_device *phydev)
 	return 0;
 }
 
+static int rtl8211f_startup(struct phy_device *phydev)
+{
+	/* Read the Status (2x to make sure link is right) */
+	genphy_update_link(phydev);
+	rtl8211f_parse_status(phydev);
+
+	return 0;
+}
+
 /* Support for RTL8211B PHY */
 static struct phy_driver RTL8211B_driver = {
 	.name = "RealTek RTL8211B",
 	.uid = 0x1cc910,
-	.mask = 0xfffff0,
+	.mask = 0xffffff,
 	.features = PHY_GBIT_FEATURES,
 	.config = &rtl8211x_config,
 	.startup = &rtl8211x_startup,
@@ -113,7 +227,7 @@ static struct phy_driver RTL8211B_driver = {
 static struct phy_driver RTL8211E_driver = {
 	.name = "RealTek RTL8211E",
 	.uid = 0x1cc915,
-	.mask = 0xfffff0,
+	.mask = 0xffffff,
 	.features = PHY_GBIT_FEATURES,
 	.config = &rtl8211x_config,
 	.startup = &rtl8211x_startup,
@@ -124,17 +238,29 @@ static struct phy_driver RTL8211E_driver = {
 static struct phy_driver RTL8211DN_driver = {
 	.name = "RealTek RTL8211DN",
 	.uid = 0x1cc914,
-	.mask = 0xfffff0,
+	.mask = 0xffffff,
 	.features = PHY_GBIT_FEATURES,
 	.config = &rtl8211x_config,
 	.startup = &rtl8211x_startup,
 	.shutdown = &genphy_shutdown,
 };
 
+/* Support for RTL8211F PHY */
+static struct phy_driver RTL8211F_driver = {
+	.name = "RealTek RTL8211F",
+	.uid = 0x1cc916,
+	.mask = 0xffffff,
+	.features = PHY_GBIT_FEATURES,
+	.config = &rtl8211f_config,
+	.startup = &rtl8211f_startup,
+	.shutdown = &genphy_shutdown,
+};
+
 int phy_realtek_init(void)
 {
 	phy_register(&RTL8211B_driver);
 	phy_register(&RTL8211E_driver);
+	phy_register(&RTL8211F_driver);
 	phy_register(&RTL8211DN_driver);
 
 	return 0;