#define PHY_SGMII_FLAG 0x2
#define PHY_SERDES_FLAG 0x4
+/* */
+#define SFP_EEPROM_CON_TYPE_ADDR 0x2
+ #define SFP_EEPROM_CON_TYPE_VAL_LC 0x7
+ #define SFP_EEPROM_CON_TYPE_VAL_COPPER 0x21
+
+#define SFP_EEPROM_FC_TX_TECH_ADDR 0x8
+ #define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE 0x4
+ #define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE 0x8
+#define SFP_EEPROM_VENDOR_NAME_ADDR 0x14
+#define SFP_EEPROM_VENDOR_NAME_SIZE 16
+#define SFP_EEPROM_OPTIONS_ADDR 0x40
+ #define SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK 0x1
+#define SFP_EEPROM_OPTIONS_SIZE 2
+
+#define SFP_MODULE_TYPE_UNKNOWN 0x0
+#define SFP_MODULE_TYPE_LC 0x1
+#define SFP_MODULE_TYPE_ACTIVE_COPPER_CABLE 0x2
+#define SFP_MODULE_TYPE_PASSIVE_COPPER_CABLE 0x3
+
+#define SFP_LIMITING_MODE_VALUE 0x0044
/**********************************************************/
/* INTERFACE */
/**********************************************************/
return 0;
}
-static u32 bnx2x_get_emac_base(u32 ext_phy_type, u8 port)
+static u32 bnx2x_get_emac_base(struct bnx2x *bp, u32 ext_phy_type, u8 port)
{
u32 emac_base;
switch (ext_phy_type) {
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
- emac_base = GRCBASE_EMAC0;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
+ /* All MDC/MDIO is directed through single EMAC */
+ if (REG_RD(bp, NIG_REG_PORT_SWAP))
+ emac_base = GRCBASE_EMAC0;
+ else
+ emac_base = GRCBASE_EMAC1;
break;
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
emac_base = (port) ? GRCBASE_EMAC0 : GRCBASE_EMAC1;
{
u32 tmp, saved_mode;
u8 i, rc = 0;
- u32 mdio_ctrl = bnx2x_get_emac_base(ext_phy_type, port);
+ u32 mdio_ctrl = bnx2x_get_emac_base(bp, ext_phy_type, port);
/* set clause 45 mode, slow down the MDIO clock to 2.5MHz
* (a value of 49==0x31) and make sure that the AUTO poll is off
*/
+
saved_mode = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
tmp = saved_mode & ~(EMAC_MDIO_MODE_AUTO_POLL |
EMAC_MDIO_MODE_CLOCK_CNT);
u16 i;
u8 rc = 0;
- u32 mdio_ctrl = bnx2x_get_emac_base(ext_phy_type, port);
+ u32 mdio_ctrl = bnx2x_get_emac_base(bp, ext_phy_type, port);
/* set clause 45 mode, slow down the MDIO clock to 2.5MHz
* (a value of 49==0x31) and make sure that the AUTO poll is off
*/
+
saved_mode = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
val = saved_mode & ((EMAC_MDIO_MODE_AUTO_POLL |
EMAC_MDIO_MODE_CLOCK_CNT));
((XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) ||
(XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
- PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705))) {
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) ||
+ (XGXS_EXT_PHY_TYPE(params->ext_phy_config) ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726))) {
vars->autoneg = AUTO_NEG_ENABLED;
if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) {
MDIO_PMA_DEVAD,
MDIO_PMA_REG_CTRL, 0xa040);
break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
+
+ /* Restore normal power mode*/
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH,
+ params->port);
+
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH,
+ params->port);
+
+ bnx2x_cl45_write(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ 1<<15);
+
+ break;
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
/* Unset Low Power Mode and SW reset */
/* Restore normal power mode*/
}
+static void bnx2x_bcm8726_external_rom_boot(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+
+ /* Need to wait 100ms after reset */
+ msleep(100);
+
+ /* Set serial boot control for external load */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0001);
+
+ /* Micro controller re-boot */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
+
+ /* Set soft reset */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
+
+ /* Clear soft reset.
+ Will automatically reset micro-controller re-boot */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
+
+ /* wait for 100ms for microcode load */
+ msleep(100);
+
+ /* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */
+ bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0000);
+
+ msleep(200);
+}
+
+static void bnx2x_bcm8726_set_transmitter(struct bnx2x *bp, u8 port,
+ u8 ext_phy_addr, u8 tx_en)
+{
+ u16 val;
+ DP(NETIF_MSG_LINK, "Setting transmitter tx_en=%x for port %x\n",
+ tx_en, port);
+ /* Disable/Enable transmitter ( TX laser of the SFP+ module.)*/
+ bnx2x_cl45_read(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER,
+ &val);
+
+ if (tx_en)
+ val &= ~(1<<15);
+ else
+ val |= (1<<15);
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER,
+ val);
+}
+
+
+static u8 bnx2x_read_sfp_module_eeprom(struct link_params *params, u16 addr,
+ u8 byte_cnt, u8 *o_buf) {
+ struct bnx2x *bp = params->bp;
+ u16 val, i;
+ u8 port = params->port;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+ if (byte_cnt > 16) {
+ DP(NETIF_MSG_LINK, "Reading from eeprom is"
+ " is limited to 0xf\n");
+ return -EINVAL;
+ }
+ /* Set the read command byte count */
+ bnx2x_cl45_write(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8726_TWO_WIRE_BYTE_CNT,
+ (byte_cnt | 0xa000));
+
+ /* Set the read command address */
+ bnx2x_cl45_write(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8726_TWO_WIRE_MEM_ADDR,
+ addr);
+
+ /* Activate read command */
+ bnx2x_cl45_write(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8726_TWO_WIRE_CTRL,
+ 0x2c0f);
+
+ /* Wait up to 500us for command complete status */
+ for (i = 0; i < 100; i++) {
+ bnx2x_cl45_read(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8726_TWO_WIRE_CTRL, &val);
+ if ((val & MDIO_PMA_REG_8726_TWO_WIRE_CTRL_STATUS_MASK) ==
+ MDIO_PMA_REG_8726_TWO_WIRE_STATUS_COMPLETE)
+ break;
+ udelay(5);
+ }
+
+ if ((val & MDIO_PMA_REG_8726_TWO_WIRE_CTRL_STATUS_MASK) !=
+ MDIO_PMA_REG_8726_TWO_WIRE_STATUS_COMPLETE) {
+ DP(NETIF_MSG_LINK,
+ "Got bad status 0x%x when reading from SFP+ EEPROM\n",
+ (val & MDIO_PMA_REG_8726_TWO_WIRE_CTRL_STATUS_MASK));
+ return -EINVAL;
+ }
+
+ /* Read the buffer */
+ for (i = 0; i < byte_cnt; i++) {
+ bnx2x_cl45_read(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF + i, &val);
+ o_buf[i] = (u8)(val & MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK);
+ }
+
+ for (i = 0; i < 100; i++) {
+ bnx2x_cl45_read(bp, port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8726_TWO_WIRE_CTRL, &val);
+ if ((val & MDIO_PMA_REG_8726_TWO_WIRE_CTRL_STATUS_MASK) ==
+ MDIO_PMA_REG_8726_TWO_WIRE_STATUS_IDLE)
+ return 0;;
+ msleep(1);
+ }
+ return -EINVAL;
+}
+
+
+static u8 bnx2x_get_sfp_module_type(struct link_params *params,
+ u8 *module_type)
+{
+ struct bnx2x *bp = params->bp;
+ u8 val;
+ *module_type = SFP_MODULE_TYPE_UNKNOWN;
+
+ /* First check for copper cable */
+ if (bnx2x_read_sfp_module_eeprom(params,
+ SFP_EEPROM_CON_TYPE_ADDR,
+ 1,
+ &val) != 0) {
+ DP(NETIF_MSG_LINK, "Failed to read from SFP+ module EEPROM");
+ return -EINVAL;
+ }
+
+ switch (val) {
+ case SFP_EEPROM_CON_TYPE_VAL_COPPER:
+ {
+ u8 copper_module_type;
+ /* Check if its active cable( includes SFP+ module)
+ of passive cable*/
+ if (bnx2x_read_sfp_module_eeprom(params,
+ SFP_EEPROM_FC_TX_TECH_ADDR,
+ 1,
+ &copper_module_type) !=
+ 0) {
+ DP(NETIF_MSG_LINK,
+ "Failed to read copper-cable-type"
+ " from SFP+ EEPROM\n");
+ return -EINVAL;
+ }
+
+ if (copper_module_type &
+ SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) {
+ DP(NETIF_MSG_LINK, "Active Copper cable detected\n");
+ *module_type = SFP_MODULE_TYPE_ACTIVE_COPPER_CABLE;
+ } else if (copper_module_type &
+ SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) {
+ DP(NETIF_MSG_LINK, "Passive Copper"
+ " cable detected\n");
+ *module_type =
+ SFP_MODULE_TYPE_PASSIVE_COPPER_CABLE;
+ } else {
+ DP(NETIF_MSG_LINK, "Unknown copper-cable-"
+ "type 0x%x !!!\n", copper_module_type);
+ return -EINVAL;
+ }
+ break;
+ }
+ case SFP_EEPROM_CON_TYPE_VAL_LC:
+ DP(NETIF_MSG_LINK, "Optic module detected\n");
+ *module_type = SFP_MODULE_TYPE_LC;
+ break;
+
+ default:
+ DP(NETIF_MSG_LINK, "Unable to determine module type 0x%x !!!\n",
+ val);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+
+/* This function read the relevant field from the module ( SFP+ ),
+ and verify it is compliant with this board */
+static u8 bnx2x_verify_sfp_module(struct link_params *params,
+ u8 module_type)
+{
+ struct bnx2x *bp = params->bp;
+ u8 *str_p, *tmp_buf;
+ u16 i;
+
+#define COMPLIANCE_STR_CNT 6
+ u8 *compliance_str[] = {"Broadcom", "JDSU", "Molex Inc", "PICOLIGHT",
+ "FINISAR CORP. ", "Amphenol"};
+ u8 buf[SFP_EEPROM_VENDOR_NAME_SIZE];
+ /* Passive Copper cables are allowed to participate,
+ since the module is hardwired to the copper cable */
+
+ if (!(params->feature_config_flags &
+ FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED)) {
+ DP(NETIF_MSG_LINK, "NOT enforcing module verification\n");
+ return 0;
+ }
+
+ if (module_type != SFP_MODULE_TYPE_LC) {
+ DP(NETIF_MSG_LINK, "No need to verify copper cable\n");
+ return 0;
+ }
+
+ /* In case of non copper cable or Active copper cable,
+ verify that the SFP+ module is compliant with this board*/
+ if (bnx2x_read_sfp_module_eeprom(params,
+ SFP_EEPROM_VENDOR_NAME_ADDR,
+ SFP_EEPROM_VENDOR_NAME_SIZE,
+ buf) != 0) {
+ DP(NETIF_MSG_LINK, "Failed to read Vendor-Name from"
+ " module EEPROM\n");
+ return -EINVAL;
+ }
+ for (i = 0; i < COMPLIANCE_STR_CNT; i++) {
+ str_p = compliance_str[i];
+ tmp_buf = buf;
+ while (*str_p) {
+ if ((u8)(*tmp_buf) != (u8)(*str_p))
+ break;
+ str_p++;
+ tmp_buf++;
+ }
+
+ if (!(*str_p)) {
+ DP(NETIF_MSG_LINK, "SFP+ Module verified, "
+ "index=%x\n", i);
+ return 0;
+ }
+ }
+ DP(NETIF_MSG_LINK, "Incompliant SFP+ module. Disable module !!!\n");
+ return -EINVAL;
+}
+
+
+static u8 bnx2x_bcm8726_set_limiting_mode(struct link_params *params,
+ u8 module_type)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port = params->port;
+ u8 options[SFP_EEPROM_OPTIONS_SIZE];
+ u8 limiting_mode;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+
+ if (bnx2x_read_sfp_module_eeprom(params,
+ SFP_EEPROM_OPTIONS_ADDR,
+ SFP_EEPROM_OPTIONS_SIZE,
+ options) != 0) {
+ DP(NETIF_MSG_LINK, "Failed to read Option field from"
+ " module EEPROM\n");
+ return -EINVAL;
+ }
+ limiting_mode = !(options[0] &
+ SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK);
+ if (limiting_mode &&
+ (module_type != SFP_MODULE_TYPE_PASSIVE_COPPER_CABLE)) {
+ DP(NETIF_MSG_LINK,
+ "Module options = 0x%x.Setting LIMITING MODE\n",
+ options[0]);
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2,
+ SFP_LIMITING_MODE_VALUE);
+ } else { /* LRM mode ( default )*/
+ u16 cur_limiting_mode;
+ DP(NETIF_MSG_LINK, "Module options = 0x%x.Setting LRM MODE\n",
+ options[0]);
+
+ bnx2x_cl45_read(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2,
+ &cur_limiting_mode);
+
+ /* Changing to LRM mode takes quite few seconds.
+ So do it only if current mode is limiting
+ ( default is LRM )*/
+ if (cur_limiting_mode != SFP_LIMITING_MODE_VALUE)
+ return 0;
+
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LRM_MODE,
+ 0);
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2,
+ 0x128);
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL0,
+ 0x4008);
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LRM_MODE,
+ 0xaaaa);
+ }
+ return 0;
+}
+
+static u8 bnx2x_wait_for_sfp_module_initialized(struct link_params *params)
+{
+ u8 val;
+ struct bnx2x *bp = params->bp;
+ u16 timeout;
+ /* Initialization time after hot-plug may take up to 300ms for some
+ phys type ( e.g. JDSU ) */
+ for (timeout = 0; timeout < 60; timeout++) {
+ if (bnx2x_read_sfp_module_eeprom(params, 1, 1, &val)
+ == 0) {
+ DP(NETIF_MSG_LINK, "SFP+ module initialization "
+ "took %d ms\n", timeout * 5);
+ return 0;
+ }
+ msleep(5);
+ }
+ return -EINVAL;
+}
+
+static u8 bnx2x_sfp_module_detection(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 module_type;
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config);
+
+ if (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) {
+ DP(NETIF_MSG_LINK, "Module detection is not required "
+ "for this phy\n");
+ return 0;
+ }
+
+ DP(NETIF_MSG_LINK, "SFP+ module plugged in/out detected on port %d\n",
+ params->port);
+
+ if (bnx2x_get_sfp_module_type(params,
+ &module_type) != 0) {
+ DP(NETIF_MSG_LINK, "Failed to get valid module type\n");
+ if (!(params->feature_config_flags &
+ FEATURE_CONFIG_MODULE_ENFORCMENT_ENABLED)) {
+ /* In case module detection is disabled, it trys to
+ link up. The issue that can happen here is LRM /
+ LIMITING mode which set according to the module-type*/
+ DP(NETIF_MSG_LINK, "Unable to read module-type."
+ "Probably due to Bit Stretching."
+ " Proceeding...\n");
+ } else {
+ return -EINVAL;
+ }
+ } else if (bnx2x_verify_sfp_module(params, module_type) !=
+ 0) {
+ /* check SFP+ module compatibility */
+ DP(NETIF_MSG_LINK, "Module verification failed!!\n");
+ /* Turn on fault module-detected led */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
+ MISC_REGISTERS_GPIO_HIGH,
+ params->port);
+ return -EINVAL;
+ }
+
+ /* Turn off fault module-detected led */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
+ MISC_REGISTERS_GPIO_LOW,
+ params->port);
+
+ /* Check and set limiting mode / LRM mode */
+ if (bnx2x_bcm8726_set_limiting_mode(params, module_type)
+ != 0) {
+ DP(NETIF_MSG_LINK, "Setting limiting mode failed!!\n");
+ return -EINVAL;
+ }
+
+ /* Enable transmit for this module */
+ bnx2x_bcm8726_set_transmitter(bp, params->port,
+ ext_phy_addr, 1);
+ return 0;
+}
+
+void bnx2x_handle_module_detect_int(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u32 gpio_val;
+ u8 port = params->port;
+ /* Set valid module led off */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
+ MISC_REGISTERS_GPIO_HIGH,
+ params->port);
+
+ /* Get current gpio val refelecting module plugged in / out*/
+ gpio_val = bnx2x_get_gpio(bp, MISC_REGISTERS_GPIO_3, port);
+
+ /* Call the handling function in case module is detected */
+ if (gpio_val == 0) {
+
+ bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3,
+ MISC_REGISTERS_GPIO_INT_OUTPUT_CLR,
+ port);
+
+ if (bnx2x_wait_for_sfp_module_initialized(params)
+ == 0)
+ bnx2x_sfp_module_detection(params);
+ else
+ DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n");
+ } else {
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3,
+ MISC_REGISTERS_GPIO_INT_OUTPUT_SET,
+ port);
+ /* Module was plugged out. */
+ /* Disable transmit for this module */
+ bnx2x_bcm8726_set_transmitter(bp, params->port,
+ ext_phy_addr, 0);
+ }
+}
+
static void bnx2x_bcm807x_force_10G(struct link_params *params)
{
struct bnx2x *bp = params->bp;
}
break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
+ DP(NETIF_MSG_LINK, "Initializing BCM8726\n");
+ bnx2x_bcm8726_external_rom_boot(params);
+
+ /* Need to call module detected on initialization since
+ the module detection triggered by actual module
+ insertion might occur before driver is loaded, and when
+ driver is loaded, it reset all registers, including the
+ transmitter */
+ bnx2x_sfp_module_detection(params);
+ if (params->req_line_speed == SPEED_1000) {
+ DP(NETIF_MSG_LINK, "Setting 1G force\n");
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL, 0x40);
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_10G_CTRL2, 0xD);
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_CTRL, 0x5);
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM_CTRL,
+ 0x400);
+ } else if ((params->req_line_speed ==
+ SPEED_AUTO_NEG) &&
+ ((params->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_1G))) {
+ DP(NETIF_MSG_LINK, "Setting 1G clause37 \n");
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_AN_DEVAD,
+ MDIO_AN_REG_ADV, 0x20);
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_CL73, 0x040c);
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_FC_LD, 0x0020);
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_AN, 0x1000);
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_AN_DEVAD,
+ MDIO_AN_REG_CTRL, 0x1200);
+
+ /* Enable RX-ALARM control to receive
+ interrupt for 1G speed change */
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_CTRL, 0x4);
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM_CTRL,
+ 0x400);
+ } else { /* Default 10G. Set only LASI control */
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr, MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LASI_CTRL, 1);
+ }
+ break;
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
{
break;
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
- DP(NETIF_MSG_LINK, "XGXS 8706\n");
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
+ DP(NETIF_MSG_LINK, "XGXS 8706/8726\n");
+ /* Clear RX Alarm*/
bnx2x_cl45_read(bp, params->port, ext_phy_type,
ext_phy_addr,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_LASI_STATUS, &val1);
- DP(NETIF_MSG_LINK, "8706 LASI status 0x%x\n", val1);
-
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM,
+ &val2);
+ /* clear LASI indication*/
bnx2x_cl45_read(bp, params->port, ext_phy_type,
ext_phy_addr,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_LASI_STATUS, &val1);
- DP(NETIF_MSG_LINK, "8706 LASI status 0x%x\n", val1);
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS,
+ &val1);
+ bnx2x_cl45_read(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS,
+ &val2);
+ DP(NETIF_MSG_LINK, "8706/8726 LASI status 0x%x-->"
+ "0x%x\n", val1, val2);
bnx2x_cl45_read(bp, params->port, ext_phy_type,
ext_phy_addr,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_RX_SD, &rx_sd);
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD,
+ &rx_sd);
bnx2x_cl45_read(bp, params->port, ext_phy_type,
ext_phy_addr,
- MDIO_PCS_DEVAD,
- MDIO_PCS_REG_STATUS, &pcs_status);
-
+ MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS,
+ &pcs_status);
bnx2x_cl45_read(bp, params->port, ext_phy_type,
ext_phy_addr,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_LINK_STATUS, &val2);
+ MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS,
+ &val2);
bnx2x_cl45_read(bp, params->port, ext_phy_type,
ext_phy_addr,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_LINK_STATUS, &val2);
+ MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS,
+ &val2);
- DP(NETIF_MSG_LINK, "8706 rx_sd 0x%x"
+ DP(NETIF_MSG_LINK, "8706/8726 rx_sd 0x%x"
" pcs_status 0x%x 1Gbps link_status 0x%x\n",
rx_sd, pcs_status, val2);
/* link is up if both bit 0 of pmd_rx_sd and
ext_phy_link_up = ((rx_sd & pcs_status & 0x1) ||
(val2 & (1<<1)));
if (ext_phy_link_up) {
+ if (ext_phy_type ==
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) {
+ /* If transmitter is disabled,
+ ignore false link up indication */
+ bnx2x_cl45_read(bp, params->port,
+ ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER,
+ &val1);
+ if (val1 & (1<<15)) {
+ DP(NETIF_MSG_LINK, "Tx is "
+ "disabled\n");
+ ext_phy_link_up = 0;
+ break;
+ }
+ }
+
if (val2 & (1<<1))
vars->line_speed = SPEED_1000;
else
vars->line_speed = SPEED_10000;
}
- /* clear LASI indication*/
- bnx2x_cl45_read(bp, params->port, ext_phy_type,
- ext_phy_addr,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_RX_ALARM, &val2);
break;
-
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
{
}
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
-
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
bnx2x_cl45_read(bp, params->port, ext_phy_type,
ext_phy_addr,
MDIO_PMA_DEVAD,
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
DP(NETIF_MSG_LINK, "ext_phy_loopback: 8706\n");
break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
+ DP(NETIF_MSG_LINK, "PMA/PMD ext_phy_loopback: 8726\n");
+ bnx2x_cl45_write(bp, params->port, ext_phy_type,
+ ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_CTRL,
+ 0x0001);
+ break;
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
/* SFX7101_XGXS_TEST1 */
bnx2x_cl45_write(bp, params->port, ext_phy_type,
(params->loopback_mode == LOOPBACK_EXT_PHY));
if (non_ext_phy ||
- (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705)) {
+ (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) ||
+ (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726)) {
if (params->req_line_speed == SPEED_AUTO_NEG)
bnx2x_set_parallel_detection(params, vars->phy_flags);
bnx2x_init_internal_phy(params, vars);
return 0;
}
-u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars)
+static void bnx2x_8726_reset_phy(struct bnx2x *bp, u8 port, u8 ext_phy_addr)
+{
+ DP(NETIF_MSG_LINK, "bnx2x_8726_reset_phy port %d\n", port);
+
+ /* Set serial boot control for external load */
+ bnx2x_cl45_write(bp, port,
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, ext_phy_addr,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL, 0x0001);
+
+ /* Disable Transmitter */
+ bnx2x_bcm8726_set_transmitter(bp, port, ext_phy_addr, 0);
+
+}
+
+u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars,
+ u8 reset_ext_phy)
{
struct bnx2x *bp = params->bp;
*/
/* clear link led */
bnx2x_set_led(bp, port, LED_MODE_OFF, 0, hw_led_mode, chip_id);
- if (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) {
- if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) &&
- (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) {
+ if (reset_ext_phy) {
+ switch (ext_phy_type) {
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
+ DP(NETIF_MSG_LINK, "Setting 8073 port %d into "
+ "low power mode\n",
+ port);
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW,
+ port);
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
+ {
+ u8 ext_phy_addr = ((params->ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ /* Set soft reset */
+ bnx2x_8726_reset_phy(bp, params->port, ext_phy_addr);
+ break;
+ }
+ default:
/* HW reset */
-
bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
MISC_REGISTERS_GPIO_OUTPUT_LOW,
port);
-
bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
MISC_REGISTERS_GPIO_OUTPUT_LOW,
port);
-
DP(NETIF_MSG_LINK, "reset external PHY\n");
- } else if (ext_phy_type ==
- PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) {
- DP(NETIF_MSG_LINK, "Setting 8073 port %d into "
- "low power mode\n",
- port);
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
- MISC_REGISTERS_GPIO_OUTPUT_LOW,
- port);
}
}
/* reset the SerDes/XGXS */
if ((ext_phy_type != PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT) &&
(ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) &&
+ (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) &&
(ext_phy_link_up && !vars->phy_link_up))
bnx2x_init_internal_phy(params, vars);
}
+
+static u8 bnx2x_8726_common_init_phy(struct bnx2x *bp, u32 shmem_base)
+{
+ u8 ext_phy_addr;
+ u32 val;
+ s8 port;
+ /* Use port1 because of the static port-swap */
+ /* Enable the module detection interrupt */
+ val = REG_RD(bp, MISC_REG_GPIO_EVENT_EN);
+ val |= ((1<<MISC_REGISTERS_GPIO_3)|
+ (1<<(MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT)));
+ REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val);
+
+ bnx2x_hw_reset(bp, 1);
+ msleep(5);
+ for (port = 0; port < PORT_MAX; port++) {
+ /* Extract the ext phy address for the port */
+ u32 ext_phy_config = REG_RD(bp, shmem_base +
+ offsetof(struct shmem_region,
+ dev_info.port_hw_config[port].external_phy_config));
+
+ ext_phy_addr =
+ ((ext_phy_config &
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
+ PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
+ DP(NETIF_MSG_LINK, "8726_common_init : ext_phy_addr = 0x%x\n",
+ ext_phy_addr);
+
+ bnx2x_8726_reset_phy(bp, port, ext_phy_addr);
+
+ /* Set fault module detected LED on */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
+ MISC_REGISTERS_GPIO_HIGH,
+ port);
+ }
+
+ return 0;
+}
+
u8 bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base)
{
u8 rc = 0;
rc = bnx2x_8073_common_init_phy(bp, shmem_base);
break;
}
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
+ /* GPIO1 affects both ports, so there's need to pull
+ it for single port alone */
+ rc = bnx2x_8726_common_init_phy(bp, shmem_base);
+
+ break;
default:
DP(NETIF_MSG_LINK,
"bnx2x_common_init_phy: ext_phy 0x%x not required\n",
projects / mirror_ubuntu-eoan-kernel.git / commitdiff