net/r8169: support RTL8168E

Support RTL8168E/RTL8111E.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 207 insertions, 5 deletions

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 5c480750d8fb..caa99cdb5818 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -37,6 +37,8 @@
 
 #define FIRMWARE_8168D_1        "rtl_nic/rtl8168d-1.fw"
 #define FIRMWARE_8168D_2        "rtl_nic/rtl8168d-2.fw"
+#define FIRMWARE_8168E_1        "rtl_nic/rtl8168e-1.fw"
+#define FIRMWARE_8168E_2        "rtl_nic/rtl8168e-2.fw"
 #define FIRMWARE_8105E_1        "rtl_nic/rtl8105e-1.fw"
 
 #ifdef RTL8169_DEBUG
@@ -128,6 +130,8 @@ enum mac_version {
         RTL_GIGA_MAC_VER_29 = 0x1d, // 8105E
         RTL_GIGA_MAC_VER_30 = 0x1e, // 8105E
         RTL_GIGA_MAC_VER_31 = 0x1f, // 8168DP
+        RTL_GIGA_MAC_VER_32 = 0x20, // 8168E
+        RTL_GIGA_MAC_VER_33 = 0x21, // 8168E
 };
 
 #define _R(NAME,MAC,MASK) \
@@ -168,7 +172,9 @@ static const struct {
         _R("RTL8168dp/8111dp",  RTL_GIGA_MAC_VER_28, 0xff7e1880), // PCI-E
         _R("RTL8105e",          RTL_GIGA_MAC_VER_29, 0xff7e1880), // PCI-E
         _R("RTL8105e",          RTL_GIGA_MAC_VER_30, 0xff7e1880), // PCI-E
-        _R("RTL8168dp/8111dp",  RTL_GIGA_MAC_VER_31, 0xff7e1880)  // PCI-E
+        _R("RTL8168dp/8111dp",  RTL_GIGA_MAC_VER_31, 0xff7e1880), // PCI-E
+        _R("RTL8168e/8111e",    RTL_GIGA_MAC_VER_32, 0xff7e1880), // PCI-E
+        _R("RTL8168e/8111e",    RTL_GIGA_MAC_VER_33, 0xff7e1880)  // PCI-E
 };
 #undef _R
 
@@ -317,7 +323,9 @@ enum rtl8168_registers {
 #define OCPAR_FLAG                      0x80000000
 #define OCPAR_GPHY_WRITE_CMD            0x8000f060
 #define OCPAR_GPHY_READ_CMD             0x0000f060
-        RDSAR1                  = 0xd0  /* 8168c only. Undocumented on 8168dp */
+        RDSAR1                  = 0xd0, /* 8168c only. Undocumented on 8168dp */
+        MISC                    = 0xf0, /* 8168e only. */
+        txpla_rst                       = (1 << 29)
 };
 
 enum rtl_register_content {
@@ -395,6 +403,7 @@ enum rtl_register_content {
         BWF             = (1 << 6),     /* Accept Broadcast wakeup frame */
         MWF             = (1 << 5),     /* Accept Multicast wakeup frame */
         UWF             = (1 << 4),     /* Accept Unicast wakeup frame */
+        spi_en          = (1 << 3),
         LanWake         = (1 << 1),     /* LanWake enable/disable */
         PMEStatus       = (1 << 0),     /* PME status can be reset by PCI RST# */
 
@@ -579,6 +588,8 @@ MODULE_LICENSE("GPL");
 MODULE_VERSION(RTL8169_VERSION);
 MODULE_FIRMWARE(FIRMWARE_8168D_1);
 MODULE_FIRMWARE(FIRMWARE_8168D_2);
+MODULE_FIRMWARE(FIRMWARE_8168E_1);
+MODULE_FIRMWARE(FIRMWARE_8168E_2);
 MODULE_FIRMWARE(FIRMWARE_8105E_1);
 
 static int rtl8169_open(struct net_device *dev);
@@ -1575,6 +1586,11 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp,
                 u32 val;
                 int mac_version;
         } mac_info[] = {
+                /* 8168E family. */
+                { 0x7cf00000, 0x2c200000,       RTL_GIGA_MAC_VER_33 },
+                { 0x7cf00000, 0x2c100000,       RTL_GIGA_MAC_VER_32 },
+                { 0x7c800000, 0x2c000000,       RTL_GIGA_MAC_VER_33 },
+
                 /* 8168D family. */
                 { 0x7cf00000, 0x28300000,       RTL_GIGA_MAC_VER_26 },
                 { 0x7cf00000, 0x28100000,       RTL_GIGA_MAC_VER_25 },
@@ -2466,6 +2482,93 @@ static void rtl8168d_4_hw_phy_config(struct rtl8169_private *tp)
         rtl_patchphy(tp, 0x0d, 1 << 5);
 }
 
+static void rtl8168e_hw_phy_config(struct rtl8169_private *tp)
+{
+        static const struct phy_reg phy_reg_init[] = {
+                /* Enable Delay cap */
+                { 0x1f, 0x0005 },
+                { 0x05, 0x8b80 },
+                { 0x06, 0xc896 },
+                { 0x1f, 0x0000 },
+
+                /* Channel estimation fine tune */
+                { 0x1f, 0x0001 },
+                { 0x0b, 0x6c20 },
+                { 0x07, 0x2872 },
+                { 0x1c, 0xefff },
+                { 0x1f, 0x0003 },
+                { 0x14, 0x6420 },
+                { 0x1f, 0x0000 },
+
+                /* Update PFM & 10M TX idle timer */
+                { 0x1f, 0x0007 },
+                { 0x1e, 0x002f },
+                { 0x15, 0x1919 },
+                { 0x1f, 0x0000 },
+
+                { 0x1f, 0x0007 },
+                { 0x1e, 0x00ac },
+                { 0x18, 0x0006 },
+                { 0x1f, 0x0000 }
+        };
+
+        rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+        /* DCO enable for 10M IDLE Power */
+        rtl_writephy(tp, 0x1f, 0x0007);
+        rtl_writephy(tp, 0x1e, 0x0023);
+        rtl_w1w0_phy(tp, 0x17, 0x0006, 0x0000);
+        rtl_writephy(tp, 0x1f, 0x0000);
+
+        /* For impedance matching */
+        rtl_writephy(tp, 0x1f, 0x0002);
+        rtl_w1w0_phy(tp, 0x08, 0x8000, 0x7f00);
+        rtl_writephy(tp, 0x1F, 0x0000);
+
+        /* PHY auto speed down */
+        rtl_writephy(tp, 0x1f, 0x0007);
+        rtl_writephy(tp, 0x1e, 0x002d);
+        rtl_w1w0_phy(tp, 0x18, 0x0050, 0x0000);
+        rtl_writephy(tp, 0x1f, 0x0000);
+        rtl_w1w0_phy(tp, 0x14, 0x8000, 0x0000);
+
+        rtl_writephy(tp, 0x1f, 0x0005);
+        rtl_writephy(tp, 0x05, 0x8b86);
+        rtl_w1w0_phy(tp, 0x06, 0x0001, 0x0000);
+        rtl_writephy(tp, 0x1f, 0x0000);
+
+        rtl_writephy(tp, 0x1f, 0x0005);
+        rtl_writephy(tp, 0x05, 0x8b85);
+        rtl_w1w0_phy(tp, 0x06, 0x0000, 0x2000);
+        rtl_writephy(tp, 0x1f, 0x0007);
+        rtl_writephy(tp, 0x1e, 0x0020);
+        rtl_w1w0_phy(tp, 0x15, 0x0000, 0x1100);
+        rtl_writephy(tp, 0x1f, 0x0006);
+        rtl_writephy(tp, 0x00, 0x5a00);
+        rtl_writephy(tp, 0x1f, 0x0000);
+        rtl_writephy(tp, 0x0d, 0x0007);
+        rtl_writephy(tp, 0x0e, 0x003c);
+        rtl_writephy(tp, 0x0d, 0x4007);
+        rtl_writephy(tp, 0x0e, 0x0000);
+        rtl_writephy(tp, 0x0d, 0x0000);
+}
+
+static void rtl8168e_1_hw_phy_config(struct rtl8169_private *tp)
+{
+        if (rtl_apply_firmware(tp, FIRMWARE_8168E_1) < 0)
+                netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n");
+
+        rtl8168e_hw_phy_config(tp);
+}
+
+static void rtl8168e_2_hw_phy_config(struct rtl8169_private *tp)
+{
+        if (rtl_apply_firmware(tp, FIRMWARE_8168E_2) < 0)
+                netif_warn(tp, probe, tp->dev, "unable to apply firmware patch\n");
+
+        rtl8168e_hw_phy_config(tp);
+}
+
 static void rtl8102e_hw_phy_config(struct rtl8169_private *tp)
 {
         static const struct phy_reg phy_reg_init[] = {
@@ -2581,6 +2684,12 @@ static void rtl_hw_phy_config(struct net_device *dev)
         case RTL_GIGA_MAC_VER_30:
                 rtl8105e_hw_phy_config(tp);
                 break;
+        case RTL_GIGA_MAC_VER_32:
+                rtl8168e_1_hw_phy_config(tp);
+                break;
+        case RTL_GIGA_MAC_VER_33:
+                rtl8168e_2_hw_phy_config(tp);
+                break;
 
         default:
                 break;
@@ -2931,15 +3040,59 @@ static void r810x_pll_power_up(struct rtl8169_private *tp)
 static void r8168_phy_power_up(struct rtl8169_private *tp)
 {
         rtl_writephy(tp, 0x1f, 0x0000);
-        rtl_writephy(tp, 0x0e, 0x0000);
+        switch (tp->mac_version) {
+        case RTL_GIGA_MAC_VER_11:
+        case RTL_GIGA_MAC_VER_12:
+        case RTL_GIGA_MAC_VER_17:
+        case RTL_GIGA_MAC_VER_18:
+        case RTL_GIGA_MAC_VER_19:
+        case RTL_GIGA_MAC_VER_20:
+        case RTL_GIGA_MAC_VER_21:
+        case RTL_GIGA_MAC_VER_22:
+        case RTL_GIGA_MAC_VER_23:
+        case RTL_GIGA_MAC_VER_24:
+        case RTL_GIGA_MAC_VER_25:
+        case RTL_GIGA_MAC_VER_26:
+        case RTL_GIGA_MAC_VER_27:
+        case RTL_GIGA_MAC_VER_28:
+        case RTL_GIGA_MAC_VER_31:
+                rtl_writephy(tp, 0x0e, 0x0000);
+                break;
+        default:
+                break;
+        }
         rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE);
 }
 
 static void r8168_phy_power_down(struct rtl8169_private *tp)
 {
         rtl_writephy(tp, 0x1f, 0x0000);
-        rtl_writephy(tp, 0x0e, 0x0200);
-        rtl_writephy(tp, MII_BMCR, BMCR_PDOWN);
+        switch (tp->mac_version) {
+        case RTL_GIGA_MAC_VER_32:
+        case RTL_GIGA_MAC_VER_33:
+                rtl_writephy(tp, MII_BMCR, BMCR_ANENABLE | BMCR_PDOWN);
+                break;
+
+        case RTL_GIGA_MAC_VER_11:
+        case RTL_GIGA_MAC_VER_12:
+        case RTL_GIGA_MAC_VER_17:
+        case RTL_GIGA_MAC_VER_18:
+        case RTL_GIGA_MAC_VER_19:
+        case RTL_GIGA_MAC_VER_20:
+        case RTL_GIGA_MAC_VER_21:
+        case RTL_GIGA_MAC_VER_22:
+        case RTL_GIGA_MAC_VER_23:
+        case RTL_GIGA_MAC_VER_24:
+        case RTL_GIGA_MAC_VER_25:
+        case RTL_GIGA_MAC_VER_26:
+        case RTL_GIGA_MAC_VER_27:
+        case RTL_GIGA_MAC_VER_28:
+        case RTL_GIGA_MAC_VER_31:
+                rtl_writephy(tp, 0x0e, 0x0200);
+        default:
+                rtl_writephy(tp, MII_BMCR, BMCR_PDOWN);
+                break;
+        }
 }
 
 static void r8168_pll_power_down(struct rtl8169_private *tp)
@@ -2959,6 +3112,10 @@ static void r8168_pll_power_down(struct rtl8169_private *tp)
                 return;
         }
 
+        if (tp->mac_version == RTL_GIGA_MAC_VER_32 ||
+            tp->mac_version == RTL_GIGA_MAC_VER_33)
+                rtl_ephy_write(ioaddr, 0x19, 0xff64);
+
         if (__rtl8169_get_wol(tp) & WAKE_ANY) {
                 rtl_writephy(tp, 0x1f, 0x0000);
                 rtl_writephy(tp, MII_BMCR, 0x0000);
@@ -2976,6 +3133,8 @@ static void r8168_pll_power_down(struct rtl8169_private *tp)
         case RTL_GIGA_MAC_VER_27:
         case RTL_GIGA_MAC_VER_28:
         case RTL_GIGA_MAC_VER_31:
+        case RTL_GIGA_MAC_VER_32:
+        case RTL_GIGA_MAC_VER_33:
                 RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80);
                 break;
         }
@@ -2998,6 +3157,8 @@ static void r8168_pll_power_up(struct rtl8169_private *tp)
         case RTL_GIGA_MAC_VER_27:
         case RTL_GIGA_MAC_VER_28:
         case RTL_GIGA_MAC_VER_31:
+        case RTL_GIGA_MAC_VER_32:
+        case RTL_GIGA_MAC_VER_33:
                 RTL_W8(PMCH, RTL_R8(PMCH) | 0x80);
                 break;
         }
@@ -3053,6 +3214,8 @@ static void __devinit rtl_init_pll_power_ops(struct rtl8169_private *tp)
         case RTL_GIGA_MAC_VER_27:
         case RTL_GIGA_MAC_VER_28:
         case RTL_GIGA_MAC_VER_31:
+        case RTL_GIGA_MAC_VER_32:
+        case RTL_GIGA_MAC_VER_33:
                 ops->down       = r8168_pll_power_down;
                 ops->up         = r8168_pll_power_up;
                 break;
@@ -3855,6 +4018,41 @@ static void rtl_hw_start_8168d_4(void __iomem *ioaddr, struct pci_dev *pdev)
         rtl_enable_clock_request(pdev);
 }
 
+static void rtl_hw_start_8168e(void __iomem *ioaddr, struct pci_dev *pdev)
+{
+        static const struct ephy_info e_info_8168e[] = {
+                { 0x00, 0x0200, 0x0100 },
+                { 0x00, 0x0000, 0x0004 },
+                { 0x06, 0x0002, 0x0001 },
+                { 0x06, 0x0000, 0x0030 },
+                { 0x07, 0x0000, 0x2000 },
+                { 0x00, 0x0000, 0x0020 },
+                { 0x03, 0x5800, 0x2000 },
+                { 0x03, 0x0000, 0x0001 },
+                { 0x01, 0x0800, 0x1000 },
+                { 0x07, 0x0000, 0x4000 },
+                { 0x1e, 0x0000, 0x2000 },
+                { 0x19, 0xffff, 0xfe6c },
+                { 0x0a, 0x0000, 0x0040 }
+        };
+
+        rtl_csi_access_enable_2(ioaddr);
+
+        rtl_ephy_init(ioaddr, e_info_8168e, ARRAY_SIZE(e_info_8168e));
+
+        rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT);
+
+        RTL_W8(MaxTxPacketSize, TxPacketMax);
+
+        rtl_disable_clock_request(pdev);
+
+        /* Reset tx FIFO pointer */
+        RTL_W32(MISC, RTL_R32(MISC) | txpla_rst);
+        RTL_W32(MISC, RTL_R32(MISC) & ~txpla_rst);
+
+        RTL_W8(Config5, RTL_R8(Config5) & ~spi_en);
+}
+
 static void rtl_hw_start_8168(struct net_device *dev)
 {
         struct rtl8169_private *tp = netdev_priv(dev);
@@ -3940,6 +4138,10 @@ static void rtl_hw_start_8168(struct net_device *dev)
                 rtl_hw_start_8168dp(ioaddr, pdev);
                 break;
 
+        case RTL_GIGA_MAC_VER_32:
+        case RTL_GIGA_MAC_VER_33:
+                rtl_hw_start_8168e(ioaddr, pdev);
+                break;
 
         default:
                 printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n",