tg3: Add support for new 5762 ASIC

Add basic support for 5762 which is a 57765_PLUS class device.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 81 insertions, 25 deletions

diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 78ea90c40e19..01e3201427ee 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -2632,6 +2632,9 @@ out:
                 tg3_writephy(tp, MII_TG3_FET_PTEST, 0x12);
         }
 
+        if (tp->pci_chip_rev_id == CHIPREV_ID_5762_A0)
+                tg3_phydsp_write(tp, 0xffb, 0x4000);
+
         tg3_phy_toggle_automdix(tp, 1);
         tg3_phy_set_wirespeed(tp);
         return 0;
@@ -4037,6 +4040,7 @@ static int tg3_phy_autoneg_cfg(struct tg3 *tp, u32 advertise, u32 flowctrl)
                         tg3_phydsp_write(tp, MII_TG3_DSP_TAP26, val);
                         /* Fall through */
                 case ASIC_REV_5720:
+                case ASIC_REV_5762:
                         if (!tg3_phydsp_read(tp, MII_TG3_DSP_CH34TP2, &val))
                                 tg3_phydsp_write(tp, MII_TG3_DSP_CH34TP2, val |
                                                  MII_TG3_DSP_CH34TP2_HIBW01);
@@ -5484,7 +5488,8 @@ static int tg3_setup_phy(struct tg3 *tp, int force_reset)
 
         val = (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
               (6 << TX_LENGTHS_IPG_SHIFT);
-        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720)
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                 val |= tr32(MAC_TX_LENGTHS) &
                        (TX_LENGTHS_JMB_FRM_LEN_MSK |
                         TX_LENGTHS_CNT_DWN_VAL_MSK);
@@ -8672,7 +8677,8 @@ static void tg3_rings_reset(struct tg3 *tp)
                 limit = NIC_SRAM_SEND_RCB + TG3_BDINFO_SIZE * 16;
         else if (tg3_flag(tp, 5717_PLUS))
                 limit = NIC_SRAM_SEND_RCB + TG3_BDINFO_SIZE * 4;
-        else if (tg3_flag(tp, 57765_CLASS))
+        else if (tg3_flag(tp, 57765_CLASS) ||
+                 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                 limit = NIC_SRAM_SEND_RCB + TG3_BDINFO_SIZE * 2;
         else
                 limit = NIC_SRAM_SEND_RCB + TG3_BDINFO_SIZE;
@@ -8689,6 +8695,7 @@ static void tg3_rings_reset(struct tg3 *tp)
         else if (!tg3_flag(tp, 5705_PLUS))
                 limit = NIC_SRAM_RCV_RET_RCB + TG3_BDINFO_SIZE * 16;
         else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
+                 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762 ||
                  tg3_flag(tp, 57765_CLASS))
                 limit = NIC_SRAM_RCV_RET_RCB + TG3_BDINFO_SIZE * 4;
         else
@@ -8979,9 +8986,12 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
 
         /* Enable MAC control of LPI */
         if (tp->phy_flags & TG3_PHYFLG_EEE_CAP) {
-                tw32_f(TG3_CPMU_EEE_LNKIDL_CTRL,
-                       TG3_CPMU_EEE_LNKIDL_PCIE_NL0 |
-                       TG3_CPMU_EEE_LNKIDL_UART_IDL);
+                val = TG3_CPMU_EEE_LNKIDL_PCIE_NL0 |
+                      TG3_CPMU_EEE_LNKIDL_UART_IDL;
+                if (tp->pci_chip_rev_id == CHIPREV_ID_57765_A0)
+                        val |= TG3_CPMU_EEE_LNKIDL_APE_TX_MT;
+
+                tw32_f(TG3_CPMU_EEE_LNKIDL_CTRL, val);
 
                 tw32_f(TG3_CPMU_EEE_CTRL,
                        TG3_CPMU_EEE_CTRL_EXIT_20_1_US);
@@ -9156,7 +9166,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
                 if (tp->pci_chip_rev_id == CHIPREV_ID_57765_A0)
                         val &= ~DMA_RWCTRL_CRDRDR_RDMA_MRRS_MSK;
                 if (!tg3_flag(tp, 57765_CLASS) &&
-                    GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717)
+                    GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717 &&
+                    GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5762)
                         val |= DMA_RWCTRL_TAGGED_STAT_WA;
                 tw32(TG3PCI_DMA_RW_CTRL, val | tp->dma_rwctrl);
         } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5784 &&
@@ -9308,7 +9319,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
                         tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
                              val | BDINFO_FLAGS_USE_EXT_RECV);
                         if (!tg3_flag(tp, USE_JUMBO_BDFLAG) ||
-                            tg3_flag(tp, 57765_CLASS))
+                            tg3_flag(tp, 57765_CLASS) ||
+                            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                                 tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
                                      NIC_SRAM_RX_JUMBO_BUFFER_DESC);
                 } else {
@@ -9350,7 +9362,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
               (6 << TX_LENGTHS_IPG_SHIFT) |
               (32 << TX_LENGTHS_SLOT_TIME_SHIFT);
 
-        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720)
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                 val |= tr32(MAC_TX_LENGTHS) &
                        (TX_LENGTHS_JMB_FRM_LEN_MSK |
                         TX_LENGTHS_CNT_DWN_VAL_MSK);
@@ -9404,7 +9417,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780)
                 rdmac_mode |= RDMAC_MODE_IPV6_LSO_EN;
 
-        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720)
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                 rdmac_mode |= tr32(RDMAC_MODE) & RDMAC_MODE_H2BNC_VLAN_DET;
 
         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
@@ -9412,8 +9426,16 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 ||
             tg3_flag(tp, 57765_PLUS)) {
-                val = tr32(TG3_RDMA_RSRVCTRL_REG);
-                if (tp->pci_chip_rev_id == CHIPREV_ID_5719_A0) {
+                u32 tgtreg;
+
+                if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
+                        tgtreg = TG3_RDMA_RSRVCTRL_REG2;
+                else
+                        tgtreg = TG3_RDMA_RSRVCTRL_REG;
+
+                val = tr32(tgtreg);
+                if (tp->pci_chip_rev_id == CHIPREV_ID_5719_A0 ||
+                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762) {
                         val &= ~(TG3_RDMA_RSRVCTRL_TXMRGN_MASK |
                                  TG3_RDMA_RSRVCTRL_FIFO_LWM_MASK |
                                  TG3_RDMA_RSRVCTRL_FIFO_HWM_MASK);
@@ -9421,14 +9443,21 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
                                TG3_RDMA_RSRVCTRL_FIFO_LWM_1_5K |
                                TG3_RDMA_RSRVCTRL_FIFO_HWM_1_5K;
                 }
-                tw32(TG3_RDMA_RSRVCTRL_REG,
-                     val | TG3_RDMA_RSRVCTRL_FIFO_OFLW_FIX);
+                tw32(tgtreg, val | TG3_RDMA_RSRVCTRL_FIFO_OFLW_FIX);
         }
 
         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720) {
-                val = tr32(TG3_LSO_RD_DMA_CRPTEN_CTRL);
-                tw32(TG3_LSO_RD_DMA_CRPTEN_CTRL, val |
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762) {
+                u32 tgtreg;
+
+                if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
+                        tgtreg = TG3_LSO_RD_DMA_CRPTEN_CTRL2;
+                else
+                        tgtreg = TG3_LSO_RD_DMA_CRPTEN_CTRL;
+
+                val = tr32(tgtreg);
+                tw32(tgtreg, val |
                      TG3_LSO_RD_DMA_CRPTEN_CTRL_BLEN_BD_4K |
                      TG3_LSO_RD_DMA_CRPTEN_CTRL_BLEN_LSO_4K);
         }
@@ -9661,7 +9690,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
                 tp->tx_mode |= TX_MODE_MBUF_LOCKUP_FIX;
 
-        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720) {
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762) {
                 val = TX_MODE_JMB_FRM_LEN | TX_MODE_CNT_DN_MODE;
                 tp->tx_mode &= ~val;
                 tp->tx_mode |= tr32(MAC_TX_MODE) & val;
@@ -12342,7 +12372,8 @@ static int tg3_test_memory(struct tg3 *tp)
 
         if (tg3_flag(tp, 5717_PLUS))
                 mem_tbl = mem_tbl_5717;
-        else if (tg3_flag(tp, 57765_CLASS))
+        else if (tg3_flag(tp, 57765_CLASS) ||
+                 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                 mem_tbl = mem_tbl_57765;
         else if (tg3_flag(tp, 5755_PLUS))
                 mem_tbl = mem_tbl_5755;
@@ -14296,6 +14327,7 @@ static int tg3_phy_probe(struct tg3 *tp)
         if (!(tp->phy_flags & TG3_PHYFLG_ANY_SERDES) &&
             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
              GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720 ||
+             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762 ||
              (tp->pdev->device == TG3PCI_DEVICE_TIGON3_5718 &&
               tp->pci_chip_rev_id != CHIPREV_ID_5717_A0) ||
              (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765 &&
@@ -14785,7 +14817,10 @@ static void tg3_detect_asic_rev(struct tg3 *tp, u32 misc_ctrl_reg)
                     tp->pdev->device == TG3PCI_DEVICE_TIGON3_5717_C ||
                     tp->pdev->device == TG3PCI_DEVICE_TIGON3_5718 ||
                     tp->pdev->device == TG3PCI_DEVICE_TIGON3_5719 ||
-                    tp->pdev->device == TG3PCI_DEVICE_TIGON3_5720)
+                    tp->pdev->device == TG3PCI_DEVICE_TIGON3_5720 ||
+                    tp->pdev->device == TG3PCI_DEVICE_TIGON3_5762 ||
+                    tp->pdev->device == TG3PCI_DEVICE_TIGON3_5725 ||
+                    tp->pdev->device == TG3PCI_DEVICE_TIGON3_5727)
                         reg = TG3PCI_GEN2_PRODID_ASICREV;
                 else if (tp->pdev->device == TG3PCI_DEVICE_TIGON3_57781 ||
                          tp->pdev->device == TG3PCI_DEVICE_TIGON3_57785 ||
@@ -14822,7 +14857,8 @@ static void tg3_detect_asic_rev(struct tg3 *tp, u32 misc_ctrl_reg)
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57766)
                 tg3_flag_set(tp, 57765_CLASS);
 
-        if (tg3_flag(tp, 57765_CLASS) || tg3_flag(tp, 5717_PLUS))
+        if (tg3_flag(tp, 57765_CLASS) || tg3_flag(tp, 5717_PLUS) ||
+             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                 tg3_flag_set(tp, 57765_PLUS);
 
         /* Intentionally exclude ASIC_REV_5906 */
@@ -15113,7 +15149,8 @@ static int tg3_get_invariants(struct tg3 *tp, const struct pci_device_id *ent)
 
         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720)
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                 tg3_flag_set(tp, LRG_PROD_RING_CAP);
 
         if (tg3_flag(tp, 57765_PLUS) &&
@@ -15481,7 +15518,8 @@ static int tg3_get_invariants(struct tg3 *tp, const struct pci_device_id *ent)
 
         /* Initialize data/descriptor byte/word swapping. */
         val = tr32(GRC_MODE);
-        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720)
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                 val &= (GRC_MODE_BYTE_SWAP_B2HRX_DATA |
                         GRC_MODE_WORD_SWAP_B2HRX_DATA |
                         GRC_MODE_B2HRX_ENABLE |
@@ -16238,6 +16276,7 @@ static char *tg3_phy_string(struct tg3 *tp)
         case TG3_PHY_ID_BCM57765:       return "57765";
         case TG3_PHY_ID_BCM5719C:       return "5719C";
         case TG3_PHY_ID_BCM5720C:       return "5720C";
+        case TG3_PHY_ID_BCM5762:        return "5762C";
         case TG3_PHY_ID_BCM8002:        return "8002/serdes";
         case 0:                 return "serdes";
         default:                return "unknown";
@@ -16413,7 +16452,10 @@ static int tg3_init_one(struct pci_dev *pdev,
             tp->pdev->device == TG3PCI_DEVICE_TIGON3_5717_C ||
             tp->pdev->device == TG3PCI_DEVICE_TIGON3_5718 ||
             tp->pdev->device == TG3PCI_DEVICE_TIGON3_5719 ||
-            tp->pdev->device == TG3PCI_DEVICE_TIGON3_5720) {
+            tp->pdev->device == TG3PCI_DEVICE_TIGON3_5720 ||
+            tp->pdev->device == TG3PCI_DEVICE_TIGON3_5762 ||
+            tp->pdev->device == TG3PCI_DEVICE_TIGON3_5725 ||
+            tp->pdev->device == TG3PCI_DEVICE_TIGON3_5727) {
                 tg3_flag_set(tp, ENABLE_APE);
                 tp->aperegs = pci_ioremap_bar(pdev, BAR_2);
                 if (!tp->aperegs) {
@@ -16608,7 +16650,8 @@ static int tg3_init_one(struct pci_dev *pdev,
         pci_set_drvdata(pdev, dev);
 
         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720)
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5762)
                 tg3_flag_set(tp, PTP_CAPABLE);
 
         if (tg3_flag(tp, 5717_PLUS)) {
diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h
index 247d954f3308..46d43f72f8ed 100644
--- a/drivers/net/ethernet/broadcom/tg3.h
+++ b/drivers/net/ethernet/broadcom/tg3.h
@@ -65,6 +65,9 @@
 #define  TG3PCI_DEVICE_TIGON3_57766      0x1686
 #define  TG3PCI_DEVICE_TIGON3_57786      0x16b3
 #define  TG3PCI_DEVICE_TIGON3_57782      0x16b7
+#define  TG3PCI_DEVICE_TIGON3_5762       0x1687
+#define  TG3PCI_DEVICE_TIGON3_5725       0x1643
+#define  TG3PCI_DEVICE_TIGON3_5727       0x16f3
 /* 0x04 --> 0x2c unused */
 #define TG3PCI_SUBVENDOR_ID_BROADCOM            PCI_VENDOR_ID_BROADCOM
 #define TG3PCI_SUBDEVICE_ID_BROADCOM_95700A6    0x1644
@@ -159,6 +162,7 @@
 #define  CHIPREV_ID_57765_A0             0x57785000
 #define  CHIPREV_ID_5719_A0              0x05719000
 #define  CHIPREV_ID_5720_A0              0x05720000
+#define  CHIPREV_ID_5762_A0              0x05762000
 #define  GET_ASIC_REV(CHIP_REV_ID)      ((CHIP_REV_ID) >> 12)
 #define   ASIC_REV_5700                  0x07
 #define   ASIC_REV_5701                  0x00
@@ -182,6 +186,7 @@
 #define   ASIC_REV_5719                  0x5719
 #define   ASIC_REV_5720                  0x5720
 #define   ASIC_REV_57766                 0x57766
+#define   ASIC_REV_5762                  0x5762
 #define  GET_CHIP_REV(CHIP_REV_ID)      ((CHIP_REV_ID) >> 8)
 #define   CHIPREV_5700_AX                0x70
 #define   CHIPREV_5700_BX                0x71
@@ -1178,6 +1183,7 @@
 #define TG3_CPMU_EEE_LNKIDL_CTRL        0x000036bc
 #define  TG3_CPMU_EEE_LNKIDL_PCIE_NL0    0x01000000
 #define  TG3_CPMU_EEE_LNKIDL_UART_IDL    0x00000004
+#define  TG3_CPMU_EEE_LNKIDL_APE_TX_MT   0x00000002
 /* 0x36c0 --> 0x36d0 unused */
 
 #define TG3_CPMU_EEE_CTRL               0x000036d0
@@ -1400,7 +1406,10 @@
 #define  RDMAC_STATUS_FIFOURUN           0x00000080
 #define  RDMAC_STATUS_FIFOOREAD          0x00000100
 #define  RDMAC_STATUS_LNGREAD            0x00000200
-/* 0x4808 --> 0x4900 unused */
+/* 0x4808 --> 0x4890 unused */
+
+#define TG3_RDMA_RSRVCTRL_REG2          0x00004890
+#define TG3_LSO_RD_DMA_CRPTEN_CTRL2     0x000048a0
 
 #define TG3_RDMA_RSRVCTRL_REG           0x00004900
 #define TG3_RDMA_RSRVCTRL_FIFO_OFLW_FIX  0x00000004
@@ -1910,6 +1919,8 @@
 #define  FLASH_5717VENDOR_ST_45USPT      0x03400001
 #define  FLASH_5720_EEPROM_HD            0x00000001
 #define  FLASH_5720_EEPROM_LD            0x00000003
+#define  FLASH_5762_EEPROM_HD            0x02000001
+#define  FLASH_5762_EEPROM_LD            0x02000003
 #define  FLASH_5720VENDOR_M_ATMEL_DB011D 0x01000000
 #define  FLASH_5720VENDOR_M_ATMEL_DB021D 0x01000002
 #define  FLASH_5720VENDOR_M_ATMEL_DB041D 0x01000001
@@ -3206,6 +3217,7 @@ struct tg3 {
 #define TG3_PHY_ID_BCM57765             0x5c0d8a40
 #define TG3_PHY_ID_BCM5719C             0x5c0d8a20
 #define TG3_PHY_ID_BCM5720C             0x5c0d8b60
+#define TG3_PHY_ID_BCM5762              0x85803780
 #define TG3_PHY_ID_BCM5906              0xdc00ac40
 #define TG3_PHY_ID_BCM8002              0x60010140
 #define TG3_PHY_ID_INVALID              0xffffffff
@@ -3230,6 +3242,7 @@ struct tg3 {
          (X) == TG3_PHY_ID_BCM5906 || (X) == TG3_PHY_ID_BCM5761 || \
          (X) == TG3_PHY_ID_BCM5718C || (X) == TG3_PHY_ID_BCM5718S || \
          (X) == TG3_PHY_ID_BCM57765 || (X) == TG3_PHY_ID_BCM5719C || \
+         (X) == TG3_PHY_ID_BCM5720C || (X) == TG3_PHY_ID_BCM5762 || \
          (X) == TG3_PHY_ID_BCM8002)
 
         u32                             phy_flags;