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Code Issues Releases Wiki Activity

bnx2x: Supporting new BCM8726 FW 

Microcode download requires write of another register and read from
"Limiting/LRM mode" register before setting

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:
Eilon Greenstein 2009-03-02 08:00:03 +00:00 committed by David S. Miller
parent 762d5f6c95
commit cc1cb004df
2 changed files with 20 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
drivers/net/bnx2x_link.c
View File

@ -2258,6 +2258,11 @@ static void bnx2x_bcm8726_external_rom_boot(struct link_params *params)
MDIO_PMA_REG_GEN_CTRL,
MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
MDIO_PMA_DEVAD,
MDIO_PMA_REG_GEN_CTRL2,
0x73A0);
/* Clear soft reset.
Will automatically reset micro-controller re-boot */
bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
@ -2265,8 +2270,8 @@ static void bnx2x_bcm8726_external_rom_boot(struct link_params *params)
MDIO_PMA_REG_GEN_CTRL,
MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
/* wait for 100ms for microcode load */
msleep(100);
/* wait for 150ms for microcode load */
msleep(150);
/* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */
bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr,
@ -2524,7 +2529,7 @@ static u8 bnx2x_bcm8726_set_limiting_mode(struct link_params *params,
u8 ext_phy_addr = ((params->ext_phy_config &
PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >>
PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT);
u16 cur_limiting_mode;
if (bnx2x_read_sfp_module_eeprom(params,
SFP_EEPROM_OPTIONS_ADDR,
SFP_EEPROM_OPTIONS_SIZE,
@ -2535,6 +2540,16 @@ static u8 bnx2x_bcm8726_set_limiting_mode(struct link_params *params,
}
limiting_mode = !(options[0] &
SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK);
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);
DP(NETIF_MSG_LINK, "Current Limiting mode is 0x%x\n",
cur_limiting_mode);
if (limiting_mode &&
(module_type != SFP_MODULE_TYPE_PASSIVE_COPPER_CABLE)) {
DP(NETIF_MSG_LINK,
@ -2547,17 +2562,10 @@ static u8 bnx2x_bcm8726_set_limiting_mode(struct link_params *params,
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 )*/

1
drivers/net/bnx2x_reg.h
View File

@ -5843,6 +5843,7 @@ Theotherbitsarereservedandshouldbezero*/
#define MDIO_PMA_REG_ROM_VER2 0xca1a
#define MDIO_PMA_REG_EDC_FFE_MAIN 0xca1b
#define MDIO_PMA_REG_PLL_BANDWIDTH 0xca1d
#define MDIO_PMA_REG_GEN_CTRL2 0xca1e
#define MDIO_PMA_REG_MISC_CTRL0 0xca23
#define MDIO_PMA_REG_LRM_MODE 0xca3f
#define MDIO_PMA_REG_CDR_BANDWIDTH 0xca46