Add support for new Marvell 100mbit chips.
This code is ported from the SysKonnect 10.20.3.3 driver.
It is *untested* because I don't have access to this hardware.
Signed-off-by: Stephen Hemminger <[EMAIL PROTECTED]>
--- a/drivers/net/sky2.c 2007-08-29 11:31:59.000000000 -0700
+++ b/drivers/net/sky2.c 2007-08-29 11:36:04.000000000 -0700
@@ -118,12 +118,15 @@ static const struct pci_device_id sky2_i
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4351) }, /* 88E8036 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4352) }, /* 88E8038 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4353) }, /* 88E8039 */
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4356) }, /* 88E8033 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4356) }, /* 88EC033 */
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x435A) }, /* 88E8048 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4360) }, /* 88E8052 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4361) }, /* 88E8050 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4362) }, /* 88E8053 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4363) }, /* 88E8055 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4364) }, /* 88E8056 */
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4365) }, /* 88E8070 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4366) }, /* 88EC036 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4367) }, /* 88EC032 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4368) }, /* 88EC034 */
@@ -147,6 +150,7 @@ static const char *yukon2_name[] = {
"Extreme", /* 0xb5 */
"EC", /* 0xb6 */
"FE", /* 0xb7 */
+ "FE+", /* 0xb8 */
};
/* Access to external PHY */
@@ -332,7 +336,8 @@ static void sky2_phy_init(struct sky2_hw
ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL);
if (sky2_is_copper(hw)) {
- if (hw->chip_id == CHIP_ID_YUKON_FE) {
+ if (hw->chip_id == CHIP_ID_YUKON_FE ||
+ hw->chip_id == CHIP_ID_YUKON_FE_P) {
/* enable automatic crossover */
ctrl |= PHY_M_PC_MDI_XMODE(PHY_M_PC_ENA_AUTO) >> 1;
} else {
@@ -453,7 +458,7 @@ static void sky2_phy_init(struct sky2_hw
gma_write16(hw, port, GM_GP_CTRL, reg);
- if (hw->chip_id != CHIP_ID_YUKON_FE)
+ if (sky2_is_gigabit(hw))
gm_phy_write(hw, port, PHY_MARV_1000T_CTRL, ct1000);
gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, adv);
@@ -477,6 +482,22 @@ static void sky2_phy_init(struct sky2_hw
gm_phy_write(hw, port, PHY_MARV_FE_LED_PAR, ctrl);
break;
+ case CHIP_ID_YUKON_FE_P:
+ /* Enable Link Partner Next Page */
+ ctrl |= PHY_M_PC_ENA_LIP_NP;
+
+ /* disable Energy Detect and enable scrambler */
+ ctrl &= ~(PHY_M_PC_ENA_ENE_DT | PHY_M_PC_DIS_SCRAMB);
+ gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
+
+ /* set LED2 -> ACT, LED1 -> LINK, LED0 -> SPEED */
+ ctrl = PHY_M_FELP_LED2_CTRL(LED_PAR_CTRL_ACT_BL) |
+ PHY_M_FELP_LED1_CTRL(LED_PAR_CTRL_LINK) |
+ PHY_M_FELP_LED0_CTRL(LED_PAR_CTRL_SPEED);
+
+ gm_phy_write(hw, port, PHY_MARV_FE_LED_PAR, ctrl);
+ break;
+
case CHIP_ID_YUKON_XL:
pg = gm_phy_read(hw, port, PHY_MARV_EXT_ADR);
@@ -546,7 +567,13 @@ static void sky2_phy_init(struct sky2_hw
/* set page register to 0 */
gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 0);
+ } else if (hw->chip_id == CHIP_ID_YUKON_FE_P &&
+ hw->chip_rev == CHIP_REV_YU_FE2_A0) {
+ /* apply workaround for integrated resistors calibration */
+ gm_phy_write(hw, port, PHY_MARV_PAGE_ADDR, 17);
+ gm_phy_write(hw, port, PHY_MARV_PAGE_DATA, 0x3f60);
} else if (hw->chip_id != CHIP_ID_YUKON_EX) {
+ /* no effect on Yukon-XL */
gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl);
if (sky2->autoneg == AUTONEG_DISABLE || sky2->speed ==
SPEED_100) {
@@ -1709,8 +1736,12 @@ static u16 sky2_phy_speed(const struct s
if (!sky2_is_copper(hw))
return SPEED_1000;
- if (hw->chip_id == CHIP_ID_YUKON_FE)
- return (aux & PHY_M_PS_SPEED_100) ? SPEED_100 : SPEED_10;
+ if (!sky2_is_gigabit(hw)) {
+ if (aux & PHY_M_PS_SPEED_100)
+ return SPEED_100;
+ else
+ return SPEED_10;
+ }
switch (aux & PHY_M_PS_SPEED_MSK) {
case PHY_M_PS_SPEED_1000:
@@ -1956,7 +1987,9 @@ static int sky2_change_mtu(struct net_de
if (new_mtu < ETH_ZLEN || new_mtu > ETH_JUMBO_MTU)
return -EINVAL;
- if (new_mtu > ETH_DATA_LEN && hw->chip_id == CHIP_ID_YUKON_FE)
+ if (new_mtu > ETH_DATA_LEN &&
+ (hw->chip_id == CHIP_ID_YUKON_FE ||
+ hw->chip_id == CHIP_ID_YUKON_FE_P))
return -EINVAL;
if (!netif_running(dev)) {
@@ -2544,17 +2577,25 @@ static void sky2_netpoll(struct net_devi
#endif
/* Chip internal frequency for clock calculations */
-static inline u32 sky2_mhz(const struct sky2_hw *hw)
+static u32 sky2_mhz(const struct sky2_hw *hw)
{
switch (hw->chip_id) {
case CHIP_ID_YUKON_EC:
case CHIP_ID_YUKON_EC_U:
case CHIP_ID_YUKON_EX:
- return 125; /* 125 Mhz */
+ return 125;
+
case CHIP_ID_YUKON_FE:
- return 100; /* 100 Mhz */
- default: /* YUKON_XL */
- return 156; /* 156 Mhz */
+ return 100;
+
+ case CHIP_ID_YUKON_FE_P:
+ return 50;
+
+ case CHIP_ID_YUKON_XL:
+ return 156;
+
+ default:
+ BUG();
}
}
@@ -2579,7 +2620,8 @@ static int __devinit sky2_init(struct sk
sky2_write8(hw, B0_CTST, CS_RST_CLR);
hw->chip_id = sky2_read8(hw, B2_CHIP_ID);
- if (hw->chip_id < CHIP_ID_YUKON_XL || hw->chip_id > CHIP_ID_YUKON_FE) {
+ if (hw->chip_id < CHIP_ID_YUKON_XL ||
+ hw->chip_id > CHIP_ID_YUKON_FE_P) {
dev_err(&hw->pdev->dev, "unsupported chip type 0x%x\n",
hw->chip_id);
return -EOPNOTSUPP;
--- a/drivers/net/sky2.h 2007-08-29 11:31:59.000000000 -0700
+++ b/drivers/net/sky2.h 2007-08-29 11:38:37.000000000 -0700
@@ -470,18 +470,24 @@ enum {
CHIP_ID_YUKON_EX = 0xb5, /* Chip ID for YUKON-2 Extreme */
CHIP_ID_YUKON_EC = 0xb6, /* Chip ID for YUKON-2 EC */
CHIP_ID_YUKON_FE = 0xb7, /* Chip ID for YUKON-2 FE */
-
+ CHIP_ID_YUKON_FE_P = 0xb8, /* Chip ID for YUKON-2 FE+ */
+};
+enum yukon_ec_rev {
CHIP_REV_YU_EC_A1 = 0, /* Chip Rev. for Yukon-EC A1/A0 */
CHIP_REV_YU_EC_A2 = 1, /* Chip Rev. for Yukon-EC A2 */
CHIP_REV_YU_EC_A3 = 2, /* Chip Rev. for Yukon-EC A3 */
-
+};
+enum yukon_ec_u_rev {
CHIP_REV_YU_EC_U_A0 = 1,
CHIP_REV_YU_EC_U_A1 = 2,
CHIP_REV_YU_EC_U_B0 = 3,
-
+};
+enum yukon_fe_rev {
CHIP_REV_YU_FE_A1 = 1,
CHIP_REV_YU_FE_A2 = 2,
-
+};
+enum yukon_fe_p_rev {
+ CHIP_REV_YU_FE2_A0 = 0,
};
enum yukon_ex_rev {
CHIP_REV_YU_EX_A0 = 1,
@@ -2062,6 +2068,12 @@ static inline int sky2_is_copper(const s
return !(hw->pmd_type == 'L' || hw->pmd_type == 'S' || hw->pmd_type ==
'P');
}
+static inline int sky2_is_gigabit(const struct sky2_hw *hw)
+{
+ return !(hw->chip_id == CHIP_ID_YUKON_FE
+ || hw->chip_id == CHIP_ID_YUKON_FE_P);
+}
+
/* Register accessor for memory mapped device */
static inline u32 sky2_read32(const struct sky2_hw *hw, unsigned reg)
{
--
Stephen Hemminger <[EMAIL PROTECTED]>
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