From 715116a12610b67c1d301a9b845ce95f7247dad3 Mon Sep 17 00:00:00 2001 From: Michael Chan Date: Wed, 27 Sep 2006 16:09:25 -0700 Subject: [PATCH] [TG3]: Add 5709 PHY support. Add support for the 5709 10/100 PHY. Signed-off-by: Michael Chan Signed-off-by: David S. Miller --- drivers/net/tg3.c | 37 +++++++++++++++++++++++++++++++++---- drivers/net/tg3.h | 6 ++++++ 2 files changed, 39 insertions(+), 4 deletions(-) diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 2b062d7765..23f5744bdf 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -1035,6 +1035,24 @@ out: phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC); } + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { + u32 phy_reg; + + /* adjust output voltage */ + tg3_writephy(tp, MII_TG3_EPHY_PTEST, 0x12); + + if (!tg3_readphy(tp, MII_TG3_EPHY_TEST, &phy_reg)) { + u32 phy_reg2; + + tg3_writephy(tp, MII_TG3_EPHY_TEST, + phy_reg | MII_TG3_EPHY_SHADOW_EN); + /* Enable auto-MDIX */ + if (!tg3_readphy(tp, 0x10, &phy_reg2)) + tg3_writephy(tp, 0x10, phy_reg2 | 0x4000); + tg3_writephy(tp, MII_TG3_EPHY_TEST, phy_reg); + } + } + tg3_phy_set_wirespeed(tp); return 0; } @@ -1151,8 +1169,11 @@ static void tg3_power_down_phy(struct tg3 *tp) if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) return; - tg3_writephy(tp, MII_TG3_EXT_CTRL, MII_TG3_EXT_CTRL_FORCE_LED_OFF); - tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2); + if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) { + tg3_writephy(tp, MII_TG3_EXT_CTRL, + MII_TG3_EXT_CTRL_FORCE_LED_OFF); + tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2); + } /* The PHY should not be powered down on some chips because * of bugs. @@ -1505,6 +1526,13 @@ static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 break; default: + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { + *speed = (val & MII_TG3_AUX_STAT_100) ? SPEED_100 : + SPEED_10; + *duplex = (val & MII_TG3_AUX_STAT_FULL) ? DUPLEX_FULL : + DUPLEX_HALF; + break; + } *speed = SPEED_INVALID; *duplex = DUPLEX_INVALID; break; @@ -1787,7 +1815,7 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset) if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG); - else + else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) tg3_writephy(tp, MII_TG3_IMASK, ~0); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || @@ -6552,7 +6580,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) if (err) return err; - if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { + if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) && + GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) { u32 tmp; /* Clear CRC stats. */ diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index 2f5e00c960..9259d12fab 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -1624,6 +1624,7 @@ #define MII_TG3_DSP_RW_PORT 0x15 /* DSP coefficient read/write port */ #define MII_TG3_DSP_ADDRESS 0x17 /* DSP address register */ +#define MII_TG3_EPHY_PTEST 0x17 /* 5906 PHY register */ #define MII_TG3_AUX_CTRL 0x18 /* auxilliary control register */ @@ -1637,6 +1638,8 @@ #define MII_TG3_AUX_STAT_100FULL 0x0500 #define MII_TG3_AUX_STAT_1000HALF 0x0600 #define MII_TG3_AUX_STAT_1000FULL 0x0700 +#define MII_TG3_AUX_STAT_100 0x0008 +#define MII_TG3_AUX_STAT_FULL 0x0001 #define MII_TG3_ISTAT 0x1a /* IRQ status register */ #define MII_TG3_IMASK 0x1b /* IRQ mask register */ @@ -1647,6 +1650,9 @@ #define MII_TG3_INT_DUPLEXCHG 0x0008 #define MII_TG3_INT_ANEG_PAGE_RX 0x0400 +#define MII_TG3_EPHY_TEST 0x1f /* 5906 PHY register */ +#define MII_TG3_EPHY_SHADOW_EN 0x80 + /* There are two ways to manage the TX descriptors on the tigon3. * Either the descriptors are in host DMA'able memory, or they * exist only in the cards on-chip SRAM. All 16 send bds are under -- 2.39.5