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Date: Thu, 03 May 2007 00:30:37 -0700
From: "Michael Chan" <mchan@...adcom.com>
To: "David Miller" <davem@...emloft.net>
cc: "netdev" <netdev@...r.kernel.org>
Subject: [PATCH v2 11/16][BNX2]: Add support for 5709 Serdes.
[BNX2]: Add support for 5709 Serdes.
Add PCI ID and code to support the 5709 Serdes PHY.
Signed-off-by: Michael Chan <mchan@...adcom.com>
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 944f547..ab58909 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -84,6 +84,7 @@ typedef enum {
BCM5708,
BCM5708S,
BCM5709,
+ BCM5709S,
} board_t;
/* indexed by board_t, above */
@@ -98,6 +99,7 @@ static const struct {
{ "Broadcom NetXtreme II BCM5708 1000Base-T" },
{ "Broadcom NetXtreme II BCM5708 1000Base-SX" },
{ "Broadcom NetXtreme II BCM5709 1000Base-T" },
+ { "Broadcom NetXtreme II BCM5709 1000Base-SX" },
};
static struct pci_device_id bnx2_pci_tbl[] = {
@@ -117,6 +119,8 @@ static struct pci_device_id bnx2_pci_tbl[] = {
PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S },
{ PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709 },
+ { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5709S,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5709S },
{ 0, }
};
@@ -700,6 +704,45 @@ bnx2_resolve_flow_ctrl(struct bnx2 *bp)
}
static int
+bnx2_5709s_linkup(struct bnx2 *bp)
+{
+ u32 val, speed;
+
+ bp->link_up = 1;
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_GP_STATUS);
+ bnx2_read_phy(bp, MII_BNX2_GP_TOP_AN_STATUS1, &val);
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0);
+
+ if ((bp->autoneg & AUTONEG_SPEED) == 0) {
+ bp->line_speed = bp->req_line_speed;
+ bp->duplex = bp->req_duplex;
+ return 0;
+ }
+ speed = val & MII_BNX2_GP_TOP_AN_SPEED_MSK;
+ switch (speed) {
+ case MII_BNX2_GP_TOP_AN_SPEED_10:
+ bp->line_speed = SPEED_10;
+ break;
+ case MII_BNX2_GP_TOP_AN_SPEED_100:
+ bp->line_speed = SPEED_100;
+ break;
+ case MII_BNX2_GP_TOP_AN_SPEED_1G:
+ case MII_BNX2_GP_TOP_AN_SPEED_1GKV:
+ bp->line_speed = SPEED_1000;
+ break;
+ case MII_BNX2_GP_TOP_AN_SPEED_2_5G:
+ bp->line_speed = SPEED_2500;
+ break;
+ }
+ if (val & MII_BNX2_GP_TOP_AN_FD)
+ bp->duplex = DUPLEX_FULL;
+ else
+ bp->duplex = DUPLEX_HALF;
+ return 0;
+}
+
+static int
bnx2_5708s_linkup(struct bnx2 *bp)
{
u32 val;
@@ -898,6 +941,24 @@ bnx2_set_mac_link(struct bnx2 *bp)
return 0;
}
+static void
+bnx2_enable_bmsr1(struct bnx2 *bp)
+{
+ if ((bp->phy_flags & PHY_SERDES_FLAG) &&
+ (CHIP_NUM(bp) == CHIP_NUM_5709))
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR,
+ MII_BNX2_BLK_ADDR_GP_STATUS);
+}
+
+static void
+bnx2_disable_bmsr1(struct bnx2 *bp)
+{
+ if ((bp->phy_flags & PHY_SERDES_FLAG) &&
+ (CHIP_NUM(bp) == CHIP_NUM_5709))
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR,
+ MII_BNX2_BLK_ADDR_COMBO_IEEEB0);
+}
+
static int
bnx2_test_and_enable_2g5(struct bnx2 *bp)
{
@@ -910,6 +971,9 @@ bnx2_test_and_enable_2g5(struct bnx2 *bp)
if (bp->autoneg & AUTONEG_SPEED)
bp->advertising |= ADVERTISED_2500baseX_Full;
+ if (CHIP_NUM(bp) == CHIP_NUM_5709)
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G);
+
bnx2_read_phy(bp, bp->mii_up1, &up1);
if (!(up1 & BCM5708S_UP1_2G5)) {
up1 |= BCM5708S_UP1_2G5;
@@ -917,6 +981,10 @@ bnx2_test_and_enable_2g5(struct bnx2 *bp)
ret = 0;
}
+ if (CHIP_NUM(bp) == CHIP_NUM_5709)
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR,
+ MII_BNX2_BLK_ADDR_COMBO_IEEEB0);
+
return ret;
}
@@ -929,6 +997,9 @@ bnx2_test_and_disable_2g5(struct bnx2 *bp)
if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG))
return 0;
+ if (CHIP_NUM(bp) == CHIP_NUM_5709)
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G);
+
bnx2_read_phy(bp, bp->mii_up1, &up1);
if (up1 & BCM5708S_UP1_2G5) {
up1 &= ~BCM5708S_UP1_2G5;
@@ -936,6 +1007,10 @@ bnx2_test_and_disable_2g5(struct bnx2 *bp)
ret = 1;
}
+ if (CHIP_NUM(bp) == CHIP_NUM_5709)
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR,
+ MII_BNX2_BLK_ADDR_COMBO_IEEEB0);
+
return ret;
}
@@ -947,7 +1022,21 @@ bnx2_enable_forced_2g5(struct bnx2 *bp)
if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG))
return;
- if (CHIP_NUM(bp) == CHIP_NUM_5708) {
+ if (CHIP_NUM(bp) == CHIP_NUM_5709) {
+ u32 val;
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR,
+ MII_BNX2_BLK_ADDR_SERDES_DIG);
+ bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val);
+ val &= ~MII_BNX2_SD_MISC1_FORCE_MSK;
+ val |= MII_BNX2_SD_MISC1_FORCE | MII_BNX2_SD_MISC1_FORCE_2_5G;
+ bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val);
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR,
+ MII_BNX2_BLK_ADDR_COMBO_IEEEB0);
+ bnx2_read_phy(bp, bp->mii_bmcr, &bmcr);
+
+ } else if (CHIP_NUM(bp) == CHIP_NUM_5708) {
bnx2_read_phy(bp, bp->mii_bmcr, &bmcr);
bmcr |= BCM5708S_BMCR_FORCE_2500;
}
@@ -968,7 +1057,20 @@ bnx2_disable_forced_2g5(struct bnx2 *bp)
if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG))
return;
- if (CHIP_NUM(bp) == CHIP_NUM_5708) {
+ if (CHIP_NUM(bp) == CHIP_NUM_5709) {
+ u32 val;
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR,
+ MII_BNX2_BLK_ADDR_SERDES_DIG);
+ bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_MISC1, &val);
+ val &= ~MII_BNX2_SD_MISC1_FORCE;
+ bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_MISC1, val);
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR,
+ MII_BNX2_BLK_ADDR_COMBO_IEEEB0);
+ bnx2_read_phy(bp, bp->mii_bmcr, &bmcr);
+
+ } else if (CHIP_NUM(bp) == CHIP_NUM_5708) {
bnx2_read_phy(bp, bp->mii_bmcr, &bmcr);
bmcr &= ~BCM5708S_BMCR_FORCE_2500;
}
@@ -991,8 +1093,10 @@ bnx2_set_link(struct bnx2 *bp)
link_up = bp->link_up;
- bnx2_read_phy(bp, bp->mii_bmsr, &bmsr);
- bnx2_read_phy(bp, bp->mii_bmsr, &bmsr);
+ bnx2_enable_bmsr1(bp);
+ bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr);
+ bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr);
+ bnx2_disable_bmsr1(bp);
if ((bp->phy_flags & PHY_SERDES_FLAG) &&
(CHIP_NUM(bp) == CHIP_NUM_5706)) {
@@ -1013,6 +1117,8 @@ bnx2_set_link(struct bnx2 *bp)
bnx2_5706s_linkup(bp);
else if (CHIP_NUM(bp) == CHIP_NUM_5708)
bnx2_5708s_linkup(bp);
+ else if (CHIP_NUM(bp) == CHIP_NUM_5709)
+ bnx2_5709s_linkup(bp);
}
else {
bnx2_copper_linkup(bp);
@@ -1119,7 +1225,15 @@ bnx2_setup_serdes_phy(struct bnx2 *bp)
new_bmcr = bmcr & ~BMCR_ANENABLE;
new_bmcr |= BMCR_SPEED1000;
- if (CHIP_NUM(bp) == CHIP_NUM_5708) {
+ if (CHIP_NUM(bp) == CHIP_NUM_5709) {
+ if (bp->req_line_speed == SPEED_2500)
+ bnx2_enable_forced_2g5(bp);
+ else if (bp->req_line_speed == SPEED_1000) {
+ bnx2_disable_forced_2g5(bp);
+ new_bmcr &= ~0x2000;
+ }
+
+ } else if (CHIP_NUM(bp) == CHIP_NUM_5708) {
if (bp->req_line_speed == SPEED_2500)
new_bmcr |= BCM5708S_BMCR_FORCE_2500;
else
@@ -1302,6 +1416,9 @@ bnx2_setup_copper_phy(struct bnx2 *bp)
bnx2_resolve_flow_ctrl(bp);
bnx2_set_mac_link(bp);
}
+ } else {
+ bnx2_resolve_flow_ctrl(bp);
+ bnx2_set_mac_link(bp);
}
return 0;
}
@@ -1321,10 +1438,63 @@ bnx2_setup_phy(struct bnx2 *bp)
}
static int
+bnx2_init_5709s_phy(struct bnx2 *bp)
+{
+ u32 val;
+
+ bp->mii_bmcr = MII_BMCR + 0x10;
+ bp->mii_bmsr = MII_BMSR + 0x10;
+ bp->mii_bmsr1 = MII_BNX2_GP_TOP_AN_STATUS1;
+ bp->mii_adv = MII_ADVERTISE + 0x10;
+ bp->mii_lpa = MII_LPA + 0x10;
+ bp->mii_up1 = MII_BNX2_OVER1G_UP1;
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_AER);
+ bnx2_write_phy(bp, MII_BNX2_AER_AER, MII_BNX2_AER_AER_AN_MMD);
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0);
+ bnx2_reset_phy(bp);
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_SERDES_DIG);
+
+ bnx2_read_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, &val);
+ val &= ~MII_BNX2_SD_1000XCTL1_AUTODET;
+ val |= MII_BNX2_SD_1000XCTL1_FIBER;
+ bnx2_write_phy(bp, MII_BNX2_SERDES_DIG_1000XCTL1, val);
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_OVER1G);
+ bnx2_read_phy(bp, MII_BNX2_OVER1G_UP1, &val);
+ if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG)
+ val |= BCM5708S_UP1_2G5;
+ else
+ val &= ~BCM5708S_UP1_2G5;
+ bnx2_write_phy(bp, MII_BNX2_OVER1G_UP1, val);
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_BAM_NXTPG);
+ bnx2_read_phy(bp, MII_BNX2_BAM_NXTPG_CTL, &val);
+ val |= MII_BNX2_NXTPG_CTL_T2 | MII_BNX2_NXTPG_CTL_BAM;
+ bnx2_write_phy(bp, MII_BNX2_BAM_NXTPG_CTL, val);
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_CL73_USERB0);
+
+ val = MII_BNX2_CL73_BAM_EN | MII_BNX2_CL73_BAM_STA_MGR_EN |
+ MII_BNX2_CL73_BAM_NP_AFT_BP_EN;
+ bnx2_write_phy(bp, MII_BNX2_CL73_BAM_CTL1, val);
+
+ bnx2_write_phy(bp, MII_BNX2_BLK_ADDR, MII_BNX2_BLK_ADDR_COMBO_IEEEB0);
+
+ return 0;
+}
+
+static int
bnx2_init_5708s_phy(struct bnx2 *bp)
{
u32 val;
+ bnx2_reset_phy(bp);
+
+ bp->mii_up1 = BCM5708S_UP1;
+
bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3);
bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE);
bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG);
@@ -1377,6 +1547,8 @@ bnx2_init_5708s_phy(struct bnx2 *bp)
static int
bnx2_init_5706s_phy(struct bnx2 *bp)
{
+ bnx2_reset_phy(bp);
+
bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG;
if (CHIP_NUM(bp) == CHIP_NUM_5706)
@@ -1414,6 +1586,8 @@ bnx2_init_copper_phy(struct bnx2 *bp)
{
u32 val;
+ bnx2_reset_phy(bp);
+
if (bp->phy_flags & PHY_CRC_FIX_FLAG) {
bnx2_write_phy(bp, 0x18, 0x0c00);
bnx2_write_phy(bp, 0x17, 0x000a);
@@ -1470,13 +1644,12 @@ bnx2_init_phy(struct bnx2 *bp)
bp->mii_bmcr = MII_BMCR;
bp->mii_bmsr = MII_BMSR;
+ bp->mii_bmsr1 = MII_BMSR;
bp->mii_adv = MII_ADVERTISE;
bp->mii_lpa = MII_LPA;
REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK);
- bnx2_reset_phy(bp);
-
bnx2_read_phy(bp, MII_PHYSID1, &val);
bp->phy_id = val << 16;
bnx2_read_phy(bp, MII_PHYSID2, &val);
@@ -1487,6 +1660,8 @@ bnx2_init_phy(struct bnx2 *bp)
rc = bnx2_init_5706s_phy(bp);
else if (CHIP_NUM(bp) == CHIP_NUM_5708)
rc = bnx2_init_5708s_phy(bp);
+ else if (CHIP_NUM(bp) == CHIP_NUM_5709)
+ rc = bnx2_init_5709s_phy(bp);
}
else {
rc = bnx2_init_copper_phy(bp);
@@ -4262,8 +4437,10 @@ bnx2_test_link(struct bnx2 *bp)
u32 bmsr;
spin_lock_bh(&bp->phy_lock);
- bnx2_read_phy(bp, bp->mii_bmsr, &bmsr);
- bnx2_read_phy(bp, bp->mii_bmsr, &bmsr);
+ bnx2_enable_bmsr1(bp);
+ bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr);
+ bnx2_read_phy(bp, bp->mii_bmsr1, &bmsr);
+ bnx2_disable_bmsr1(bp);
spin_unlock_bh(&bp->phy_lock);
if (bmsr & BMSR_LSTATUS) {
@@ -4407,7 +4584,7 @@ bnx2_timer(unsigned long data)
if (bp->phy_flags & PHY_SERDES_FLAG) {
if (CHIP_NUM(bp) == CHIP_NUM_5706)
bnx2_5706_serdes_timer(bp);
- else if (CHIP_NUM(bp) == CHIP_NUM_5708)
+ else
bnx2_5708_serdes_timer(bp);
}
@@ -4910,8 +5087,10 @@ bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
advertising = cmd->advertising;
- }
- else if (cmd->advertising == ADVERTISED_1000baseT_Full) {
+ } else if (cmd->advertising == ADVERTISED_2500baseX_Full) {
+ if (!(bp->phy_flags & PHY_2_5G_CAPABLE_FLAG))
+ return -EINVAL;
+ } else if (cmd->advertising == ADVERTISED_1000baseT_Full) {
advertising = cmd->advertising;
}
else if (cmd->advertising == ADVERTISED_1000baseT_Half) {
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index d4a85d7..124bd03 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -6296,6 +6296,41 @@ struct l2_fhdr {
#define MII_BNX2_DSP_ADDRESS 0x17
#define MII_BNX2_DSP_EXPAND_REG 0x0f00
+#define MII_BNX2_BLK_ADDR 0x1f
+#define MII_BNX2_BLK_ADDR_IEEE0 0x0000
+#define MII_BNX2_BLK_ADDR_GP_STATUS 0x8120
+#define MII_BNX2_GP_TOP_AN_STATUS1 0x1b
+#define MII_BNX2_GP_TOP_AN_SPEED_MSK 0x3f00
+#define MII_BNX2_GP_TOP_AN_SPEED_10 0x0000
+#define MII_BNX2_GP_TOP_AN_SPEED_100 0x0100
+#define MII_BNX2_GP_TOP_AN_SPEED_1G 0x0200
+#define MII_BNX2_GP_TOP_AN_SPEED_2_5G 0x0300
+#define MII_BNX2_GP_TOP_AN_SPEED_1GKV 0x0d00
+#define MII_BNX2_GP_TOP_AN_FD 0x8
+#define MII_BNX2_BLK_ADDR_SERDES_DIG 0x8300
+#define MII_BNX2_SERDES_DIG_1000XCTL1 0x10
+#define MII_BNX2_SD_1000XCTL1_FIBER 0x01
+#define MII_BNX2_SD_1000XCTL1_AUTODET 0x10
+#define MII_BNX2_SERDES_DIG_MISC1 0x18
+#define MII_BNX2_SD_MISC1_FORCE_MSK 0xf
+#define MII_BNX2_SD_MISC1_FORCE_2_5G 0x0
+#define MII_BNX2_SD_MISC1_FORCE 0x10
+#define MII_BNX2_BLK_ADDR_OVER1G 0x8320
+#define MII_BNX2_OVER1G_UP1 0x19
+#define MII_BNX2_BLK_ADDR_BAM_NXTPG 0x8350
+#define MII_BNX2_BAM_NXTPG_CTL 0x10
+#define MII_BNX2_NXTPG_CTL_BAM 0x1
+#define MII_BNX2_NXTPG_CTL_T2 0x2
+#define MII_BNX2_BLK_ADDR_CL73_USERB0 0x8370
+#define MII_BNX2_CL73_BAM_CTL1 0x12
+#define MII_BNX2_CL73_BAM_EN 0x8000
+#define MII_BNX2_CL73_BAM_STA_MGR_EN 0x4000
+#define MII_BNX2_CL73_BAM_NP_AFT_BP_EN 0x2000
+#define MII_BNX2_BLK_ADDR_AER 0xffd0
+#define MII_BNX2_AER_AER 0x1e
+#define MII_BNX2_AER_AER_AN_MMD 0x3800
+#define MII_BNX2_BLK_ADDR_COMBO_IEEEB0 0xffe0
+
#define MIN_ETHERNET_PACKET_SIZE 60
#define MAX_ETHERNET_PACKET_SIZE 1514
#define MAX_ETHERNET_JUMBO_PACKET_SIZE 9014
@@ -6500,6 +6535,7 @@ struct bnx2 {
u32 mii_bmcr;
u32 mii_bmsr;
+ u32 mii_bmsr1;
u32 mii_adv;
u32 mii_lpa;
u32 mii_up1;
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 600308f..1a7e9bd 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1923,6 +1923,7 @@
#define PCI_DEVICE_ID_TIGON3_5752 0x1600
#define PCI_DEVICE_ID_TIGON3_5752M 0x1601
#define PCI_DEVICE_ID_NX2_5709 0x1639
+#define PCI_DEVICE_ID_NX2_5709S 0x163a
#define PCI_DEVICE_ID_TIGON3_5700 0x1644
#define PCI_DEVICE_ID_TIGON3_5701 0x1645
#define PCI_DEVICE_ID_TIGON3_5702 0x1646
-
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