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bnx2x: Fix BCM84833 link and LED behavior

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This patch contain several fixes for the BCM84833. This PHY is still not in bnx2x production, hence this patch can be considered as enhancement.

Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yaniv Rosner 2011-11-28 00:49:48 +00:00 committed by David S. Miller
parent b76070b405
commit 521683da84
2 changed files with 230 additions and 191 deletions
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368
drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
View File

@ -4055,13 +4055,11 @@ static void bnx2x_warpcore_set_20G_DXGXS(struct bnx2x *bp,
static void bnx2x_warpcore_set_sgmii_speed(struct bnx2x_phy *phy,
struct link_params *params,
u8 fiber_mode)
u8 fiber_mode,
u8 always_autoneg)
{
struct bnx2x *bp = params->bp;
u16 val16, digctrl_kx1, digctrl_kx2;
u8 lane;
lane = bnx2x_get_warpcore_lane(phy, params);
/* Clear XFI clock comp in non-10G single lane mode. */
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
@ -4069,7 +4067,7 @@ static void bnx2x_warpcore_set_sgmii_speed(struct bnx2x_phy *phy,
bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_RX66_CONTROL, val16 & ~(3<<13));
if (phy->req_line_speed == SPEED_AUTO_NEG) {
if (always_autoneg || phy->req_line_speed == SPEED_AUTO_NEG) {
/* SGMII Autoneg */
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
@ -4080,7 +4078,7 @@ static void bnx2x_warpcore_set_sgmii_speed(struct bnx2x_phy *phy,
} else {
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
val16 &= 0xcfbf;
val16 &= 0xcebf;
switch (phy->req_line_speed) {
case SPEED_10:
break;
@ -4363,7 +4361,7 @@ static void bnx2x_warpcore_config_init(struct bnx2x_phy *phy,
vars->phy_flags |= PHY_SGMII_FLAG;
DP(NETIF_MSG_LINK, "Setting SGMII mode\n");
bnx2x_warpcore_clear_regs(phy, params, lane);
bnx2x_warpcore_set_sgmii_speed(phy, params, 0);
bnx2x_warpcore_set_sgmii_speed(phy, params, 0, 1);
} else {
switch (serdes_net_if) {
case PORT_HW_CFG_NET_SERDES_IF_KR:
@ -4391,7 +4389,8 @@ static void bnx2x_warpcore_config_init(struct bnx2x_phy *phy,
}
bnx2x_warpcore_set_sgmii_speed(phy,
params,
fiber_mode);
fiber_mode,
0);
}
break;
@ -4404,7 +4403,8 @@ static void bnx2x_warpcore_config_init(struct bnx2x_phy *phy,
bnx2x_warpcore_set_10G_XFI(phy, params, 0);
} else if (vars->line_speed == SPEED_1000) {
DP(NETIF_MSG_LINK, "Setting 1G Fiber\n");
bnx2x_warpcore_set_sgmii_speed(phy, params, 1);
bnx2x_warpcore_set_sgmii_speed(
phy, params, 1, 0);
}
/* Issue Module detection */
if (bnx2x_is_sfp_module_plugged(phy, params))
@ -4541,12 +4541,6 @@ static void bnx2x_set_warpcore_loopback(struct bnx2x_phy *phy,
/* Switch back to 4-copy registers */
bnx2x_set_aer_mmd(params, phy);
/* Global loopback, not recommended. */
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16);
bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_COMBO_IEEE0_MIICTRL, val16 |
0x4000);
} else {
/* 10G & 20G */
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
@ -9349,7 +9343,7 @@ static void bnx2x_save_848xx_spirom_version(struct bnx2x_phy *phy,
static void bnx2x_848xx_set_led(struct bnx2x *bp,
struct bnx2x_phy *phy)
{
u16 val;
u16 val, offset;
/* PHYC_CTL_LED_CTL */
bnx2x_cl45_read(bp, phy,
@ -9384,14 +9378,22 @@ static void bnx2x_848xx_set_led(struct bnx2x *bp,
MDIO_PMA_REG_8481_LED3_BLINK,
0);
bnx2x_cl45_read(bp, phy,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_84823_CTL_LED_CTL_1, &val);
val |= MDIO_PMA_REG_84823_LED3_STRETCH_EN; /* stretch_en for LED3*/
/* Configure the blink rate to ~15.9 Hz */
bnx2x_cl45_write(bp, phy,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_84823_CTL_LED_CTL_1, val);
MDIO_PMA_DEVAD,
MDIO_PMA_REG_84823_CTL_SLOW_CLK_CNT_HIGH,
MDIO_PMA_REG_84823_BLINK_RATE_VAL_15P9HZ);
if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
offset = MDIO_PMA_REG_84833_CTL_LED_CTL_1;
else
offset = MDIO_PMA_REG_84823_CTL_LED_CTL_1;
bnx2x_cl45_read(bp, phy,
MDIO_PMA_DEVAD, offset, &val);
val |= MDIO_PMA_REG_84823_LED3_STRETCH_EN; /* stretch_en for LED3*/
bnx2x_cl45_write(bp, phy,
MDIO_PMA_DEVAD, offset, val);
/* 'Interrupt Mask' */
bnx2x_cl45_write(bp, phy,
@ -9404,7 +9406,7 @@ static int bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy,
struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
u16 autoneg_val, an_1000_val, an_10_100_val;
u16 autoneg_val, an_1000_val, an_10_100_val, an_10g_val;
u16 tmp_req_line_speed;
tmp_req_line_speed = phy->req_line_speed;
@ -9499,6 +9501,8 @@ static int bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy,
bnx2x_cl45_write(bp, phy,
MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
(1<<15 | 1<<9 | 7<<0));
/* The PHY needs this set even for forced link. */
an_10_100_val |= (1<<8) | (1<<7);
DP(NETIF_MSG_LINK, "Setting 100M force\n");
}
if ((phy->req_line_speed == SPEED_10) &&
@ -9536,9 +9540,17 @@ static int bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy,
DP(NETIF_MSG_LINK, "Advertising 10G\n");
/* Restart autoneg for 10G*/
bnx2x_cl45_read(bp, phy,
MDIO_AN_DEVAD,
MDIO_AN_REG_8481_10GBASE_T_AN_CTRL,
&an_10g_val);
bnx2x_cl45_write(bp, phy,
MDIO_AN_DEVAD, MDIO_AN_REG_CTRL,
0x3200);
MDIO_AN_DEVAD,
MDIO_AN_REG_8481_10GBASE_T_AN_CTRL,
an_10g_val | 0x1000);
bnx2x_cl45_write(bp, phy,
MDIO_AN_DEVAD, MDIO_AN_REG_CTRL,
0x3200);
} else
bnx2x_cl45_write(bp, phy,
MDIO_AN_DEVAD,
@ -9570,18 +9582,74 @@ static int bnx2x_8481_config_init(struct bnx2x_phy *phy,
return bnx2x_848xx_cmn_config_init(phy, params, vars);
}
#define PHY84833_CMDHDLR_WAIT 300
#define PHY84833_CMDHDLR_MAX_ARGS 5
static int bnx2x_84833_cmd_hdlr(struct bnx2x_phy *phy,
struct link_params *params,
u16 fw_cmd,
u16 cmd_args[])
{
u32 idx;
u16 val;
struct bnx2x *bp = params->bp;
/* Write CMD_OPEN_OVERRIDE to STATUS reg */
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_CMD_HDLR_STATUS,
PHY84833_STATUS_CMD_OPEN_OVERRIDE);
for (idx = 0; idx < PHY84833_CMDHDLR_WAIT; idx++) {
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_CMD_HDLR_STATUS, &val);
if (val == PHY84833_STATUS_CMD_OPEN_FOR_CMDS)
break;
msleep(1);
}
if (idx >= PHY84833_CMDHDLR_WAIT) {
DP(NETIF_MSG_LINK, "FW cmd: FW not ready.\n");
return -EINVAL;
}
/* Prepare argument(s) and issue command */
for (idx = 0; idx < PHY84833_CMDHDLR_MAX_ARGS; idx++) {
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_CMD_HDLR_DATA1 + idx,
cmd_args[idx]);
}
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_CMD_HDLR_COMMAND, fw_cmd);
for (idx = 0; idx < PHY84833_CMDHDLR_WAIT; idx++) {
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_CMD_HDLR_STATUS, &val);
if ((val == PHY84833_STATUS_CMD_COMPLETE_PASS) ||
(val == PHY84833_STATUS_CMD_COMPLETE_ERROR))
break;
msleep(1);
}
if ((idx >= PHY84833_CMDHDLR_WAIT) ||
(val == PHY84833_STATUS_CMD_COMPLETE_ERROR)) {
DP(NETIF_MSG_LINK, "FW cmd failed.\n");
return -EINVAL;
}
/* Gather returning data */
for (idx = 0; idx < PHY84833_CMDHDLR_MAX_ARGS; idx++) {
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_CMD_HDLR_DATA1 + idx,
&cmd_args[idx]);
}
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_CMD_HDLR_STATUS,
PHY84833_STATUS_CMD_CLEAR_COMPLETE);
return 0;
}
#define PHY84833_HDSHK_WAIT 300
static int bnx2x_84833_pair_swap_cfg(struct bnx2x_phy *phy,
struct link_params *params,
struct link_vars *vars)
{
u32 idx;
u32 pair_swap;
u16 val;
u16 data;
u16 data[PHY84833_CMDHDLR_MAX_ARGS];
int status;
struct bnx2x *bp = params->bp;
/* Do pair swap */
/* Check for configuration. */
pair_swap = REG_RD(bp, params->shmem_base +
@ -9592,52 +9660,17 @@ static int bnx2x_84833_pair_swap_cfg(struct bnx2x_phy *phy,
if (pair_swap == 0)
return 0;
data = (u16)pair_swap;
/* Only the second argument is used for this command */
data[1] = (u16)pair_swap;
/* Write CMD_OPEN_OVERRIDE to STATUS reg */
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG2,
PHY84833_CMD_OPEN_OVERRIDE);
for (idx = 0; idx < PHY84833_HDSHK_WAIT; idx++) {
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG2, &val);
if (val == PHY84833_CMD_OPEN_FOR_CMDS)
break;
msleep(1);
}
if (idx >= PHY84833_HDSHK_WAIT) {
DP(NETIF_MSG_LINK, "Pairswap: FW not ready.\n");
return -EINVAL;
}
status = bnx2x_84833_cmd_hdlr(phy, params,
PHY84833_CMD_SET_PAIR_SWAP, data);
if (status == 0)
DP(NETIF_MSG_LINK, "Pairswap OK, val=0x%x\n", data[1]);
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG4,
data);
/* Issue pair swap command */
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG0,
PHY84833_DIAG_CMD_PAIR_SWAP_CHANGE);
for (idx = 0; idx < PHY84833_HDSHK_WAIT; idx++) {
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG2, &val);
if ((val == PHY84833_CMD_COMPLETE_PASS) ||
(val == PHY84833_CMD_COMPLETE_ERROR))
break;
msleep(1);
}
if ((idx >= PHY84833_HDSHK_WAIT) ||
(val == PHY84833_CMD_COMPLETE_ERROR)) {
DP(NETIF_MSG_LINK, "Pairswap: override failed.\n");
return -EINVAL;
}
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG2,
PHY84833_CMD_CLEAR_COMPLETE);
DP(NETIF_MSG_LINK, "Pairswap OK, val=0x%x\n", data);
return 0;
return status;
}
static u8 bnx2x_84833_get_reset_gpios(struct bnx2x *bp,
u32 shmem_base_path[],
u32 chip_id)
@ -9700,24 +9733,6 @@ static int bnx2x_84833_hw_reset_phy(struct bnx2x_phy *phy,
return 0;
}
static int bnx2x_84833_common_init_phy(struct bnx2x *bp,
u32 shmem_base_path[],
u32 chip_id)
{
u8 reset_gpios;
reset_gpios = bnx2x_84833_get_reset_gpios(bp, shmem_base_path, chip_id);
bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_LOW);
udelay(10);
bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_HIGH);
msleep(800);
DP(NETIF_MSG_LINK, "84833 reset pulse on pin values 0x%x\n",
reset_gpios);
return 0;
}
#define PHY84833_CONSTANT_LATENCY 1193
static int bnx2x_848x3_config_init(struct bnx2x_phy *phy,
struct link_params *params,
@ -9726,8 +9741,8 @@ static int bnx2x_848x3_config_init(struct bnx2x_phy *phy,
struct bnx2x *bp = params->bp;
u8 port, initialize = 1;
u16 val;
u16 temp;
u32 actual_phy_selection, cms_enable, idx;
u32 actual_phy_selection, cms_enable;
u16 cmd_args[PHY84833_CMDHDLR_MAX_ARGS];
int rc = 0;
msleep(1);
@ -9746,6 +9761,13 @@ static int bnx2x_848x3_config_init(struct bnx2x_phy *phy,
bnx2x_cl45_write(bp, phy,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_CTRL, 0x8000);
}
bnx2x_wait_reset_complete(bp, phy, params);
/* Wait for GPHY to come out of reset */
msleep(50);
if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833) {
/* Bring PHY out of super isolate mode */
bnx2x_cl45_read(bp, phy,
MDIO_CTL_DEVAD,
@ -9754,26 +9776,19 @@ static int bnx2x_848x3_config_init(struct bnx2x_phy *phy,
bnx2x_cl45_write(bp, phy,
MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_XGPHY_STRAP1, val);
}
bnx2x_wait_reset_complete(bp, phy, params);
/* Wait for GPHY to come out of reset */
msleep(50);
if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
bnx2x_84833_pair_swap_cfg(phy, params, vars);
/*
* BCM84823 requires that XGXS links up first @ 10G for normal behavior
*/
temp = vars->line_speed;
vars->line_speed = SPEED_10000;
bnx2x_set_autoneg(&params->phy[INT_PHY], params, vars, 0);
bnx2x_program_serdes(&params->phy[INT_PHY], params, vars);
vars->line_speed = temp;
/* Set dual-media configuration according to configuration */
} else {
/*
* BCM84823 requires that XGXS links up first @ 10G for normal
* behavior.
*/
u16 temp;
temp = vars->line_speed;
vars->line_speed = SPEED_10000;
bnx2x_set_autoneg(&params->phy[INT_PHY], params, vars, 0);
bnx2x_program_serdes(&params->phy[INT_PHY], params, vars);
vars->line_speed = temp;
}
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
MDIO_CTL_REG_84823_MEDIA, &val);
@ -9821,64 +9836,18 @@ static int bnx2x_848x3_config_init(struct bnx2x_phy *phy,
/* AutogrEEEn */
if (params->feature_config_flags &
FEATURE_CONFIG_AUTOGREEEN_ENABLED) {
/* Ensure that f/w is ready */
for (idx = 0; idx < PHY84833_HDSHK_WAIT; idx++) {
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG2, &val);
if (val == PHY84833_CMD_OPEN_FOR_CMDS)
break;
usleep_range(1000, 1000);
}
if (idx >= PHY84833_HDSHK_WAIT) {
DP(NETIF_MSG_LINK, "AutogrEEEn: FW not ready.\n");
return -EINVAL;
}
/* Select EEE mode */
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG3,
0x2);
/* Set Idle and Latency */
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG4,
PHY84833_CONSTANT_LATENCY + 1);
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_DATA3_REG,
PHY84833_CONSTANT_LATENCY + 1);
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_DATA4_REG,
PHY84833_CONSTANT_LATENCY);
/* Send EEE instruction to command register */
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG0,
PHY84833_DIAG_CMD_SET_EEE_MODE);
/* Ensure that the command has completed */
for (idx = 0; idx < PHY84833_HDSHK_WAIT; idx++) {
bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG2, &val);
if ((val == PHY84833_CMD_COMPLETE_PASS) ||
(val == PHY84833_CMD_COMPLETE_ERROR))
break;
usleep_range(1000, 1000);
}
if ((idx >= PHY84833_HDSHK_WAIT) ||
(val == PHY84833_CMD_COMPLETE_ERROR)) {
DP(NETIF_MSG_LINK, "AutogrEEEn: command failed.\n");
return -EINVAL;
}
/* Reset command handler */
bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_SCRATCH_REG2,
PHY84833_CMD_CLEAR_COMPLETE);
}
FEATURE_CONFIG_AUTOGREEEN_ENABLED)
cmd_args[0] = 0x2;
else
cmd_args[0] = 0x0;
cmd_args[1] = 0x0;
cmd_args[2] = PHY84833_CONSTANT_LATENCY + 1;
cmd_args[3] = PHY84833_CONSTANT_LATENCY;
rc = bnx2x_84833_cmd_hdlr(phy, params,
PHY84833_CMD_SET_EEE_MODE, cmd_args);
if (rc != 0)
DP(NETIF_MSG_LINK, "Cfg AutogrEEEn failed.\n");
if (initialize)
rc = bnx2x_848xx_cmn_config_init(phy, params, vars);
else
@ -12368,6 +12337,63 @@ static int bnx2x_8727_common_init_phy(struct bnx2x *bp,
return 0;
}
static int bnx2x_84833_common_init_phy(struct bnx2x *bp,
u32 shmem_base_path[],
u32 shmem2_base_path[],
u8 phy_index,
u32 chip_id)
{
u8 reset_gpios;
struct bnx2x_phy phy;
u32 shmem_base, shmem2_base, cnt;
s8 port = 0;
u16 val;
reset_gpios = bnx2x_84833_get_reset_gpios(bp, shmem_base_path, chip_id);
bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_LOW);
udelay(10);
bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_HIGH);
DP(NETIF_MSG_LINK, "84833 reset pulse on pin values 0x%x\n",
reset_gpios);
for (port = PORT_MAX - 1; port >= PORT_0; port--) {
/* This PHY is for E2 and E3. */
shmem_base = shmem_base_path[port];
shmem2_base = shmem2_base_path[port];
/* Extract the ext phy address for the port */
if (bnx2x_populate_phy(bp, phy_index, shmem_base, shmem2_base,
0, &phy) !=
0) {
DP(NETIF_MSG_LINK, "populate_phy failed\n");
return -EINVAL;
}
/* Wait for FW completing its initialization. */
for (cnt = 0; cnt < 1000; cnt++) {
bnx2x_cl45_read(bp, &phy,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_CTRL, &val);
if (!(val & (1<<15)))
break;
msleep(1);
}
if (cnt >= 1000)
DP(NETIF_MSG_LINK,
"84833 Cmn reset timeout (%d)\n", port);
/* Put the port in super isolate mode. */
bnx2x_cl45_read(bp, &phy,
MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_XGPHY_STRAP1, &val);
val |= MDIO_84833_SUPER_ISOLATE;
bnx2x_cl45_write(bp, &phy,
MDIO_CTL_DEVAD,
MDIO_84833_TOP_CFG_XGPHY_STRAP1, val);
}
return 0;
}
static int bnx2x_ext_phy_common_init(struct bnx2x *bp, u32 shmem_base_path[],
u32 shmem2_base_path[], u8 phy_index,
u32 ext_phy_type, u32 chip_id)
@ -12402,7 +12428,9 @@ static int bnx2x_ext_phy_common_init(struct bnx2x *bp, u32 shmem_base_path[],
* GPIO3's are linked, and so both need to be toggled
* to obtain required 2us pulse.
*/
rc = bnx2x_84833_common_init_phy(bp, shmem_base_path, chip_id);
rc = bnx2x_84833_common_init_phy(bp, shmem_base_path,
shmem2_base_path,
phy_index, chip_id);
break;
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
rc = -EINVAL;

53
drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h
View File

@ -6835,11 +6835,13 @@ Theotherbitsarereservedandshouldbezero*/
#define MDIO_CTL_REG_84823_MEDIA_PRIORITY_COPPER 0x0000
#define MDIO_CTL_REG_84823_MEDIA_PRIORITY_FIBER 0x0100
#define MDIO_CTL_REG_84823_MEDIA_FIBER_1G 0x1000
#define MDIO_CTL_REG_84823_USER_CTRL_REG 0x4005
#define MDIO_CTL_REG_84823_USER_CTRL_CMS 0x0080
#define MDIO_PMA_REG_84823_CTL_LED_CTL_1 0xa8e3
#define MDIO_PMA_REG_84823_LED3_STRETCH_EN 0x0080
#define MDIO_CTL_REG_84823_USER_CTRL_REG 0x4005
#define MDIO_CTL_REG_84823_USER_CTRL_CMS 0x0080
#define MDIO_PMA_REG_84823_CTL_SLOW_CLK_CNT_HIGH 0xa82b
#define MDIO_PMA_REG_84823_BLINK_RATE_VAL_15P9HZ 0x2f
#define MDIO_PMA_REG_84823_CTL_LED_CTL_1 0xa8e3
#define MDIO_PMA_REG_84833_CTL_LED_CTL_1 0xa8ec
#define MDIO_PMA_REG_84823_LED3_STRETCH_EN 0x0080
/* BCM84833 only */
#define MDIO_84833_TOP_CFG_XGPHY_STRAP1 0x401a
@ -6850,27 +6852,36 @@ Theotherbitsarereservedandshouldbezero*/
#define MDIO_84833_TOP_CFG_SCRATCH_REG2 0x4007
#define MDIO_84833_TOP_CFG_SCRATCH_REG3 0x4008
#define MDIO_84833_TOP_CFG_SCRATCH_REG4 0x4009
#define MDIO_84833_TOP_CFG_DATA3_REG 0x4011
#define MDIO_84833_TOP_CFG_DATA4_REG 0x4012
#define MDIO_84833_TOP_CFG_SCRATCH_REG26 0x4037
#define MDIO_84833_TOP_CFG_SCRATCH_REG27 0x4038
#define MDIO_84833_TOP_CFG_SCRATCH_REG28 0x4039
#define MDIO_84833_TOP_CFG_SCRATCH_REG29 0x403a
#define MDIO_84833_TOP_CFG_SCRATCH_REG30 0x403b
#define MDIO_84833_TOP_CFG_SCRATCH_REG31 0x403c
#define MDIO_84833_CMD_HDLR_COMMAND MDIO_84833_TOP_CFG_SCRATCH_REG0
#define MDIO_84833_CMD_HDLR_STATUS MDIO_84833_TOP_CFG_SCRATCH_REG26
#define MDIO_84833_CMD_HDLR_DATA1 MDIO_84833_TOP_CFG_SCRATCH_REG27
#define MDIO_84833_CMD_HDLR_DATA2 MDIO_84833_TOP_CFG_SCRATCH_REG28
#define MDIO_84833_CMD_HDLR_DATA3 MDIO_84833_TOP_CFG_SCRATCH_REG29
#define MDIO_84833_CMD_HDLR_DATA4 MDIO_84833_TOP_CFG_SCRATCH_REG30
#define MDIO_84833_CMD_HDLR_DATA5 MDIO_84833_TOP_CFG_SCRATCH_REG31
/* Mailbox command set used by 84833. */
#define PHY84833_DIAG_CMD_PAIR_SWAP_CHANGE 0x2
#define PHY84833_CMD_SET_PAIR_SWAP 0x8001
#define PHY84833_CMD_GET_EEE_MODE 0x8008
#define PHY84833_CMD_SET_EEE_MODE 0x8009
/* Mailbox status set used by 84833. */
#define PHY84833_CMD_RECEIVED 0x0001
#define PHY84833_CMD_IN_PROGRESS 0x0002
#define PHY84833_CMD_COMPLETE_PASS 0x0004
#define PHY84833_CMD_COMPLETE_ERROR 0x0008
#define PHY84833_CMD_OPEN_FOR_CMDS 0x0010
#define PHY84833_CMD_SYSTEM_BOOT 0x0020
#define PHY84833_CMD_NOT_OPEN_FOR_CMDS 0x0040
#define PHY84833_CMD_CLEAR_COMPLETE 0x0080
#define PHY84833_CMD_OPEN_OVERRIDE 0xa5a5
#define PHY84833_STATUS_CMD_RECEIVED 0x0001
#define PHY84833_STATUS_CMD_IN_PROGRESS 0x0002
#define PHY84833_STATUS_CMD_COMPLETE_PASS 0x0004
#define PHY84833_STATUS_CMD_COMPLETE_ERROR 0x0008
#define PHY84833_STATUS_CMD_OPEN_FOR_CMDS 0x0010
#define PHY84833_STATUS_CMD_SYSTEM_BOOT 0x0020
#define PHY84833_STATUS_CMD_NOT_OPEN_FOR_CMDS 0x0040
#define PHY84833_STATUS_CMD_CLEAR_COMPLETE 0x0080
#define PHY84833_STATUS_CMD_OPEN_OVERRIDE 0xa5a5
/* 84833 F/W Feature Commands */
#define PHY84833_DIAG_CMD_GET_EEE_MODE 0x27
#define PHY84833_DIAG_CMD_SET_EEE_MODE 0x28
/* Warpcore clause 45 addressing */
#define MDIO_WC_DEVAD 0x3
#define MDIO_WC_REG_IEEE0BLK_MIICNTL 0x0