status_t PHY_Init(ENET_Type *base, uint32_t phyAddr, uint32_t srcClock_Hz)
{
uint32_t bssReg;
uint32_t counter = PHY_TIMEOUT_COUNT;
status_t result = kStatus_Success;
uint32_t instance = ENET_GetInstance(base);
/* Set SMI first. */
CLOCK_EnableClock(s_enetClock[instance]);
ENET_SetSMI(base, srcClock_Hz, false);
/* Reset PHY. */
result = PHY_Write(base, phyAddr, PHY_BASICCONTROL_REG, PHY_BCTL_RESET_MASK);
if (result == kStatus_Success)
{
/* Set the negotiation. */
result = PHY_Write(base, phyAddr, PHY_AUTONEG_ADVERTISE_REG,
(PHY_100BASETX_FULLDUPLEX_MASK | PHY_100BASETX_HALFDUPLEX_MASK |
PHY_10BASETX_FULLDUPLEX_MASK | PHY_10BASETX_HALFDUPLEX_MASK | 0x1U));
if (result == kStatus_Success)
{
result = PHY_Write(base, phyAddr, PHY_BASICCONTROL_REG,
(PHY_BCTL_AUTONEG_MASK | PHY_BCTL_RESTART_AUTONEG_MASK));
if (result == kStatus_Success)
{
/* Check auto negotiation complete. */
while (counter --)
{
result = PHY_Read(base, phyAddr, PHY_BASICSTATUS_REG, &bssReg);
if ( result == kStatus_Success)
{
if ((bssReg & PHY_BSTATUS_AUTONEGCOMP_MASK) != 0)
{
break;
}
}
if (!counter)
{
return kStatus_PHY_AutoNegotiateFail;
}
}
}
}
}
return result;
}
status_t PHY_Init(ENET_Type *base, uint32_t phyAddr, uint32_t srcClock_Hz)
{
uint32_t counter = PHY_TIMEOUT_COUNT;
uint32_t idReg = 0;
status_t result = kStatus_Success;
uint32_t instance = ENET_GetInstance(base);
#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
/* Set SMI first. */
CLOCK_EnableClock(s_enetClock[instance]);
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
ENET_SetSMI(base, srcClock_Hz, false);
/* Initialization after PHY stars to work. */
while ((idReg != PHY_CONTROL_ID1) && (counter != 0))
{
PHY_Read(base, phyAddr, PHY_ID1_REG, &idReg);
counter --;
}
if (!counter)
{
return kStatus_Fail;
}
/* Reset PHY. */
result = PHY_Write(base, phyAddr, PHY_BASICCONTROL_REG, PHY_BCTL_RESET_MASK);
if (result == kStatus_Success)
{
#if defined(FSL_FEATURE_PHYKSZ8081_USE_RMII50M_MODE)
uint32_t data = 0;
result = PHY_Read(base, phyAddr, PHY_CONTROL2_REG, &data);
if ( result != kStatus_Success)
{
return result;
}
result = PHY_Write(base, phyAddr, PHY_CONTROL2_REG, (data | PHY_CTL2_REFCLK_SELECT_MASK));
if (result != kStatus_Success)
{
return result;
}
#endif /* FSL_FEATURE_PHYKSZ8081_USE_RMII50M_MODE */
}
return result;
}
status_t PHY_Init(ENET_Type *base, uint32_t phyAddr, uint32_t srcClock_Hz)
{
uint32_t bssReg;
uint32_t counter = PHY_TIMEOUT_COUNT;
uint32_t idReg = 0;
status_t result = kStatus_Success;
uint32_t instance = ENET_GetInstance(base);
#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
/* Set SMI first. */
CLOCK_EnableClock(s_enetClock[instance]);
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
ENET_SetSMI(base, srcClock_Hz, false);
/* Initialization after PHY stars to work. */
while ((idReg != PHY_CONTROL_ID1) && (counter != 0))
{
PHY_Read(base, phyAddr, PHY_ID1_REG, &idReg);
counter --;
}
if (!counter)
{
return kStatus_Fail;
}
/* Reset PHY. */
counter = 6;
result = PHY_Write(base, phyAddr, PHY_BASICCONTROL_REG, PHY_BCTL_RESET_MASK);
if (result == kStatus_Success)
{
#if defined(BOARD_RT1050_FIRE)
for (uint32_t i = 0x10000; i > 0; i--)
{
result = PHY_Read(base, phyAddr, PHY_BASICCONTROL_REG, &bssReg);
if (!(bssReg & PHY_BCTL_POWER_DOWN_MASK))
{
break;
}
}
#endif
#if defined(BOARD_RT1050_ATK)
rt_thread_delay(RT_TICK_PER_SECOND);
#endif
#if defined(FSL_FEATURE_PHYKSZ8081_USE_RMII50M_MODE)
uint32_t data = 0;
result = PHY_Read(base, phyAddr, PHY_CONTROL2_REG, &data);
if ( result != kStatus_Success)
{
return result;
}
result = PHY_Write(base, phyAddr, PHY_CONTROL2_REG, (data | PHY_CTL2_REFCLK_SELECT_MASK));
if (result != kStatus_Success)
{
return result;
}
#endif /* FSL_FEATURE_PHYKSZ8081_USE_RMII50M_MODE */
/* Set the negotiation. */
result = PHY_Write(base, phyAddr, PHY_AUTONEG_ADVERTISE_REG,
(PHY_100BASETX_FULLDUPLEX_MASK | PHY_100BASETX_HALFDUPLEX_MASK |
PHY_10BASETX_FULLDUPLEX_MASK | PHY_10BASETX_HALFDUPLEX_MASK | 0x1U));
if (result == kStatus_Success)
{
result = PHY_Write(base, phyAddr, PHY_BASICCONTROL_REG,
(PHY_BCTL_AUTONEG_MASK | PHY_BCTL_RESTART_AUTONEG_MASK));
if (result == kStatus_Success)
{
/* Check auto negotiation complete. */
while (counter --)
{
result = PHY_Read(base, phyAddr, PHY_BASICSTATUS_REG, &bssReg);
if ( result == kStatus_Success)
{
#if defined(BOARD_RT1050_FIRE) || defined(BOARD_RT1050_ATK)
if (((bssReg & PHY_BSTATUS_AUTONEGCOMP_MASK) != 0))
#else
uint32_t ctlReg = 0;
PHY_Read(base, phyAddr, PHY_CONTROL1_REG, &ctlReg);
if (((bssReg & PHY_BSTATUS_AUTONEGCOMP_MASK) != 0) && (ctlReg & PHY_LINK_READY_MASK))
#endif
{
rt_kprintf("auto negotiation complete success\n");
break;
}
else
{
/* Wait a moment for Phy status stable. */
__ASM("nop");
}
}
rt_kprintf("[PHY] wait autonegotiation complete...\n");
rt_thread_delay(RT_TICK_PER_SECOND);
if (!counter)
{
return kStatus_PHY_AutoNegotiateFail;
}
}
}
}
}
return result;
}
