Merge pull request #1427 from qgyhd1234/eth_fire

[驱动]：添加野火1052 drv_eth.c 和phy.c 文件

bsp/imxrt1052-evk/Libraries/SConscript

@@ -7,9 +7,6 @@ from building import *
 cwd = GetCurrentDir()
 src = Glob('drivers/*.c')
 
-if GetDepend('BOARD_RT1050_FIRE'): 
-    SrcRemove(src, r'drivers\fsl_enet.c')
-
 SrcRemove(src, 'drivers/dataqueue.c')
 src += Glob('common/chip/*.c')
 src += [cwd + '/system_MIMXRT1052.c']

bsp/imxrt1052-evk/drivers/SConscript

@@ -60,6 +60,9 @@ if GetDepend('BOARD_RT1050_EVK') or GetDepend('BOARD_RT1050_SeeedStudio'):
     if GetDepend('RT_USING_LWIP'):
         src += ['drv_eth.c', 'fsl_phy.c']
         CPPDEFINES += ['FSL_FEATURE_PHYKSZ8081_USE_RMII50M_MODE']
+        
+if GetDepend('BOARD_RT1050_FIRE') and GetDepend('RT_USING_LWIP'):
+    src += ['drv_eth_fire.c', 'fsl_phy_fire.c']
 
 if GetDepend('RT_USING_AUDIO'):
     src += ['drv_codec.c', 'fsl_wm8960.c']

bsp/imxrt1052-evk/drivers/fsl_phy_fire.c

+/*
+ * Copyright (c) 2015, Freescale Semiconductor, Inc.
+ * Copyright 2016-2017 NXP
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of the copyright holder nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "fsl_phy_fire.h"
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+/*! @brief Defines the timeout macro. */
+
+
+#define PHY_TIMEOUT_COUNT 0x3FFFFFFU
+
+/*******************************************************************************
+ * Prototypes
+ ******************************************************************************/
+
+/*!
+ * @brief Get the ENET instance from peripheral base address.
+ *
+ * @param base ENET peripheral base address.
+ * @return ENET instance.
+ */
+extern uint32_t ENET_GetInstance(ENET_Type *base);
+
+/*******************************************************************************
+ * Variables
+ ******************************************************************************/
+
+#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
+/*! @brief Pointers to enet clocks for each instance. */
+extern clock_ip_name_t s_enetClock[FSL_FEATURE_SOC_ENET_COUNT];
+#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
+
+/*******************************************************************************
+ * Code
+ ******************************************************************************/
+
+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);
+    uint32_t timeDelay;
+//    uint32_t ctlReg = 0;
+
+#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 = PHY_TIMEOUT_COUNT;
+    result = PHY_Write(base, phyAddr, PHY_BASICCONTROL_REG, PHY_BCTL_RESET_MASK);
+    if (result == kStatus_Success)
+    {
+
+//#if 0//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)
+                    {
+                        //PHY_Read(base, phyAddr, PHY_CONTROL2_REG, &ctlReg);&& (ctlReg & PHY_LINK_READY_MASK)
+                        if (((bssReg & PHY_BSTATUS_AUTONEGCOMP_MASK) != 0) )
+                        {
+                            /* Wait a moment for Phy status stable. */
+                            for (timeDelay = 0; timeDelay < PHY_TIMEOUT_COUNT; timeDelay ++)
+                            {
+                                __ASM("nop");
+                            }
+                            break;
+                        }
+                    }
+
+                    if (!counter)
+                    {
+                        return kStatus_PHY_AutoNegotiateFail;
+                    }
+                }
+            }
+        }
+    }
+
+    return result;
+}
+
+status_t PHY_Write(ENET_Type *base, uint32_t phyAddr, uint32_t phyReg, uint32_t data)
+{
+    uint32_t counter;
+
+    /* Clear the SMI interrupt event. */
+    ENET_ClearInterruptStatus(base, ENET_EIR_MII_MASK);
+
+    /* Starts a SMI write command. */
+    ENET_StartSMIWrite(base, phyAddr, phyReg, kENET_MiiWriteValidFrame, data);
+
+    /* Wait for SMI complete. */
+    for (counter = PHY_TIMEOUT_COUNT; counter > 0; counter--)
+    {
+        if (ENET_GetInterruptStatus(base) & ENET_EIR_MII_MASK)
+        {
+            break;
+        }
+    }
+
+    /* Check for timeout. */
+    if (!counter)
+    {
+        return kStatus_PHY_SMIVisitTimeout;
+    }
+
+    /* Clear MII interrupt event. */
+    ENET_ClearInterruptStatus(base, ENET_EIR_MII_MASK);
+
+    return kStatus_Success;
+}
+
+status_t PHY_Read(ENET_Type *base, uint32_t phyAddr, uint32_t phyReg, uint32_t *dataPtr)
+{
+    assert(dataPtr);
+
+    uint32_t counter;
+
+    /* Clear the MII interrupt event. */
+    ENET_ClearInterruptStatus(base, ENET_EIR_MII_MASK);
+
+    /* Starts a SMI read command operation. */
+    ENET_StartSMIRead(base, phyAddr, phyReg, kENET_MiiReadValidFrame);
+
+    /* Wait for MII complete. */
+    for (counter = PHY_TIMEOUT_COUNT; counter > 0; counter--)
+    {
+        if (ENET_GetInterruptStatus(base) & ENET_EIR_MII_MASK)
+        {
+            break;
+        }
+    }
+
+    /* Check for timeout. */
+    if (!counter)
+    {
+        return kStatus_PHY_SMIVisitTimeout;
+    }
+
+    /* Get data from MII register. */
+    *dataPtr = ENET_ReadSMIData(base);
+
+    /* Clear MII interrupt event. */
+    ENET_ClearInterruptStatus(base, ENET_EIR_MII_MASK);
+
+    return kStatus_Success;
+}
+
+status_t PHY_EnableLoopback(ENET_Type *base, uint32_t phyAddr, phy_loop_t mode, phy_speed_t speed, bool enable)
+{
+    status_t result;
+    uint32_t data = 0;
+
+    /* Set the loop mode. */
+    if (enable)
+    {
+        if (mode == kPHY_LocalLoop)
+        {
+            if (speed == kPHY_Speed100M)
+            {
+                data = PHY_BCTL_SPEED_100M_MASK | PHY_BCTL_DUPLEX_MASK | PHY_BCTL_LOOP_MASK;
+            }
+            else
+            {
+                data = PHY_BCTL_DUPLEX_MASK | PHY_BCTL_LOOP_MASK;                
+            }
+           return PHY_Write(base, phyAddr, PHY_BASICCONTROL_REG, data);
+        }
+        else
+        {
+            /* First read the current status in control register. */
+            result = PHY_Read(base, phyAddr, PHY_CONTROL2_REG, &data);
+            if (result == kStatus_Success)
+            {
+                return PHY_Write(base, phyAddr, PHY_CONTROL2_REG, (data | PHY_CTL2_REMOTELOOP_MASK));
+            }
+        }
+    }
+    else
+    {
+        /* Disable the loop mode. */
+        if (mode == kPHY_LocalLoop)
+        {
+            /* First read the current status in control register. */
+            result = PHY_Read(base, phyAddr, PHY_BASICCONTROL_REG, &data);
+            if (result == kStatus_Success)
+            {
+                data &= ~PHY_BCTL_LOOP_MASK;
+                return PHY_Write(base, phyAddr, PHY_BASICCONTROL_REG, (data | PHY_BCTL_RESTART_AUTONEG_MASK));
+            }
+        }
+        else
+        {
+            /* First read the current status in control one register. */
+            result = PHY_Read(base, phyAddr, PHY_CONTROL2_REG, &data);
+            if (result == kStatus_Success)
+            {
+                return PHY_Write(base, phyAddr, PHY_CONTROL2_REG, (data & ~PHY_CTL2_REMOTELOOP_MASK));
+            }
+        }
+    }
+    return result;
+}
+
+status_t PHY_GetLinkStatus(ENET_Type *base, uint32_t phyAddr, bool *status)
+{
+    assert(status);
+
+    status_t result = kStatus_Success;
+    uint32_t data;
+
+    /* Read the basic status register. */
+    result = PHY_Read(base, phyAddr, PHY_BASICSTATUS_REG, &data);
+    if (result == kStatus_Success)
+    {
+        if (!(PHY_BSTATUS_LINKSTATUS_MASK & data))
+        {
+            /* link down. */
+            *status = false;
+        }
+        else
+        {
+            /* link up. */
+            *status = true;
+        }
+    }
+    return result;
+}
+
+status_t PHY_GetLinkSpeedDuplex(ENET_Type *base, uint32_t phyAddr, phy_speed_t *speed, phy_duplex_t *duplex)
+{
+    assert(duplex);
+
+    status_t result = kStatus_Success;
+    uint32_t data, ctlReg;
+
+    /* Read the control two register. */
+    result = PHY_Read(base, phyAddr, PHY_CONTROL2_REG, &ctlReg);
+    if (result == kStatus_Success)
+    {
+        data = ctlReg & PHY_CTL1_SPEEDUPLX_MASK;
+        if ((PHY_CTL1_10FULLDUPLEX_MASK == data) || (PHY_CTL1_100FULLDUPLEX_MASK == data))
+        {
+            /* Full duplex. */
+            *duplex = kPHY_FullDuplex;
+        }
+        else
+        {
+            /* Half duplex. */
+            *duplex = kPHY_HalfDuplex;
+        }
+
+        data = ctlReg & PHY_CTL1_SPEEDUPLX_MASK;
+        if ((PHY_CTL1_100HALFDUPLEX_MASK == data) || (PHY_CTL1_100FULLDUPLEX_MASK == data))
+        {
+            /* 100M speed. */
+            *speed = kPHY_Speed100M;
+        }
+        else
+        { /* 10M speed. */
+            *speed = kPHY_Speed10M;
+        }
+    }
+
+    return result;
+}

bsp/imxrt1052-evk/drivers/fsl_phy_fire.h

+/*
+ * Copyright (c) 2015, Freescale Semiconductor, Inc.
+ * Copyright 2016-2017 NXP
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of the copyright holder nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _FSL_PHY_FIRE_H_
+#define _FSL_PHY_FIRE_H_
+
+#include "fsl_enet.h"
+
+/*!
+ * @addtogroup phy_driver
+ * @{
+ */
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+/*! @brief PHY driver version */
+#define FSL_PHY_DRIVER_VERSION (MAKE_VERSION(2, 0, 0)) /*!< Version 2.0.0. */
+
+/*! @brief Defines the PHY registers. */
+#define PHY_BASICCONTROL_REG 0x00U      /*!< The PHY basic control register. */
+#define PHY_BASICSTATUS_REG 0x01U       /*!< The PHY basic status register. */
+#define PHY_ID1_REG 0x02U               /*!< The PHY ID one register. */
+#define PHY_ID2_REG 0x03U               /*!< The PHY ID two register. */
+#define PHY_AUTONEG_ADVERTISE_REG 0x04U /*!< The PHY auto-negotiate advertise register. */
+#define PHY_CONTROL1_REG 0x1EU          /*!< The PHY control one register. */
+#define PHY_CONTROL2_REG 0x1FU          /*!< The PHY control two register. */
+
+#define PHY_CONTROL_ID1 0x07U /*!< The PHY ID1*/
+
+/*! @brief Defines the mask flag in basic control register. */
+#define PHY_BCTL_DUPLEX_MASK 0x0100U          /*!< The PHY duplex bit mask. */
+#define PHY_BCTL_RESTART_AUTONEG_MASK 0x0200U /*!< The PHY restart auto negotiation mask. */
+#define PHY_BCTL_AUTONEG_MASK 0x1000U         /*!< The PHY auto negotiation bit mask. */
+#define PHY_BCTL_SPEED_MASK 0x2000U           /*!< The PHY speed bit mask. */
+#define PHY_BCTL_LOOP_MASK 0x4000U            /*!< The PHY loop bit mask. */
+#define PHY_BCTL_RESET_MASK 0x8000U           /*!< The PHY reset bit mask. */
+#define PHY_BCTL_SPEED_100M_MASK  0x2000U     /*!< The PHY 100M speed mask. */
+
+/*!@brief Defines the mask flag of operation mode in control two register*/
+#define PHY_CTL2_REMOTELOOP_MASK 0x0004U    /*!< The PHY remote loopback mask. */
+#define PHY_CTL2_REFCLK_SELECT_MASK 0x0080U /*!< The PHY RMII reference clock select. */ 
+#define PHY_CTL1_10HALFDUPLEX_MASK 0x0004U  /*!< The PHY 10M half duplex mask. */
+#define PHY_CTL1_100HALFDUPLEX_MASK 0x0008U /*!< The PHY 100M half duplex mask. */
+#define PHY_CTL1_10FULLDUPLEX_MASK 0x0014U  /*!< The PHY 10M full duplex mask. */
+#define PHY_CTL1_100FULLDUPLEX_MASK 0x0018U /*!< The PHY 100M full duplex mask. */
+#define PHY_CTL1_SPEEDUPLX_MASK 0x001CU     /*!< The PHY speed and duplex mask. */
+#define PHY_CTL1_ENERGYDETECT_MASK 0x10U    /*!< The PHY signal present on rx differential pair. */
+#define PHY_CTL1_LINKUP_MASK 0x100U         /*!< The PHY link up. */        
+#define PHY_LINK_READY_MASK (PHY_CTL1_ENERGYDETECT_MASK | PHY_CTL1_LINKUP_MASK)
+   
+/*! @brief Defines the mask flag in basic status register. */
+#define PHY_BSTATUS_LINKSTATUS_MASK 0x0004U  /*!< The PHY link status mask. */
+#define PHY_BSTATUS_AUTONEGABLE_MASK 0x0008U /*!< The PHY auto-negotiation ability mask. */
+#define PHY_BSTATUS_AUTONEGCOMP_MASK 0x0020U /*!< The PHY auto-negotiation complete mask. */
+
+/*! @brief Defines the mask flag in PHY auto-negotiation advertise register. */
+#define PHY_100BaseT4_ABILITY_MASK 0x200U    /*!< The PHY have the T4 ability. */
+#define PHY_100BASETX_FULLDUPLEX_MASK 0x100U /*!< The PHY has the 100M full duplex ability.*/
+#define PHY_100BASETX_HALFDUPLEX_MASK 0x080U /*!< The PHY has the 100M full duplex ability.*/
+#define PHY_10BASETX_FULLDUPLEX_MASK 0x040U  /*!< The PHY has the 10M full duplex ability.*/
+#define PHY_10BASETX_HALFDUPLEX_MASK 0x020U  /*!< The PHY has the 10M full duplex ability.*/
+
+/*! @brief Defines the PHY status. */
+enum _phy_status
+{
+    kStatus_PHY_SMIVisitTimeout = MAKE_STATUS(kStatusGroup_PHY, 1),  /*!< ENET PHY SMI visit timeout. */
+    kStatus_PHY_AutoNegotiateFail = MAKE_STATUS(kStatusGroup_PHY, 2) /*!< ENET PHY AutoNegotiate Fail. */
+};
+
+/*! @brief Defines the PHY link speed. This is align with the speed for ENET MAC. */
+typedef enum _phy_speed
+{
+    kPHY_Speed10M = 0U, /*!< ENET PHY 10M speed. */
+    kPHY_Speed100M      /*!< ENET PHY 100M speed. */
+} phy_speed_t;
+
+/*! @brief Defines the PHY link duplex. */
+typedef enum _phy_duplex
+{
+    kPHY_HalfDuplex = 0U, /*!< ENET PHY half duplex. */
+    kPHY_FullDuplex       /*!< ENET PHY full duplex. */
+} phy_duplex_t;
+
+/*! @brief Defines the PHY loopback mode. */
+typedef enum _phy_loop
+{
+    kPHY_LocalLoop = 0U, /*!< ENET PHY local loopback. */
+    kPHY_RemoteLoop      /*!< ENET PHY remote loopback. */
+} phy_loop_t;
+
+/*******************************************************************************
+ * API
+ ******************************************************************************/
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+/*!
+  * @name PHY Driver
+  * @{
+  */
+
+/*!
+ * @brief Initializes PHY.
+ *
+ *  This function initialize the SMI interface and initialize PHY.
+ *  The SMI is the MII management interface between PHY and MAC, which should be
+ *  firstly initialized before any other operation for PHY. The PHY initialize with auto-negotiation. 
+ *
+ * @param base       ENET peripheral base address.
+ * @param phyAddr    The PHY address.
+ * @param srcClock_Hz  The module clock frequency - system clock for MII management interface - SMI.
+ * @retval kStatus_Success  PHY initialize success
+ * @retval kStatus_PHY_SMIVisitTimeout  PHY SMI visit time out
+ * @retval kStatus_PHY_AutoNegotiateFail  PHY auto negotiate fail
+ */
+status_t PHY_Init(ENET_Type *base, uint32_t phyAddr, uint32_t srcClock_Hz);
+
+/*!
+ * @brief PHY Write function. This function write data over the SMI to
+ * the specified PHY register. This function is called by all PHY interfaces.
+ *
+ * @param base    ENET peripheral base address.
+ * @param phyAddr The PHY address.
+ * @param phyReg  The PHY register.
+ * @param data    The data written to the PHY register.
+ * @retval kStatus_Success     PHY write success
+ * @retval kStatus_PHY_SMIVisitTimeout  PHY SMI visit time out
+ */
+status_t PHY_Write(ENET_Type *base, uint32_t phyAddr, uint32_t phyReg, uint32_t data);
+
+/*!
+ * @brief PHY Read function. This interface read data over the SMI from the
+ * specified PHY register. This function is called by all PHY interfaces.
+ *
+ * @param base     ENET peripheral base address.
+ * @param phyAddr  The PHY address.
+ * @param phyReg   The PHY register.
+ * @param dataPtr  The address to store the data read from the PHY register.
+ * @retval kStatus_Success  PHY read success
+ * @retval kStatus_PHY_SMIVisitTimeout  PHY SMI visit time out
+ */
+status_t PHY_Read(ENET_Type *base, uint32_t phyAddr, uint32_t phyReg, uint32_t *dataPtr);
+
+/*!
+ * @brief Enables/disables PHY loopback.
+ *
+ * @param base     ENET peripheral base address.
+ * @param phyAddr  The PHY address.
+ * @param mode     The loopback mode to be enabled, please see "phy_loop_t".
+ * the two loopback mode should not be both set. when one loopback mode is set
+ * the other one should be disabled.
+ * @param speed    PHY speed for loopback mode.
+ * @param enable   True to enable, false to disable.
+ * @retval kStatus_Success  PHY loopback success
+ * @retval kStatus_PHY_SMIVisitTimeout  PHY SMI visit time out
+ */
+status_t PHY_EnableLoopback(ENET_Type *base, uint32_t phyAddr, phy_loop_t mode, phy_speed_t speed, bool enable);
+
+/*!
+ * @brief Gets the PHY link status.
+ *
+ * @param base     ENET peripheral base address.
+ * @param phyAddr  The PHY address.
+ * @param status   The link up or down status of the PHY.
+ *         - true the link is up.
+ *         - false the link is down.
+ * @retval kStatus_Success   PHY get link status success
+ * @retval kStatus_PHY_SMIVisitTimeout  PHY SMI visit time out
+ */
+status_t PHY_GetLinkStatus(ENET_Type *base, uint32_t phyAddr, bool *status);
+
+/*!
+ * @brief Gets the PHY link speed and duplex.
+ *
+ * @param base     ENET peripheral base address.
+ * @param phyAddr  The PHY address.
+ * @param speed    The address of PHY link speed.
+ * @param duplex   The link duplex of PHY.
+ * @retval kStatus_Success   PHY get link speed and duplex success
+ * @retval kStatus_PHY_SMIVisitTimeout  PHY SMI visit time out
+ */
+status_t PHY_GetLinkSpeedDuplex(ENET_Type *base, uint32_t phyAddr, phy_speed_t *speed, phy_duplex_t *duplex);
+
+/* @} */
+
+#if defined(__cplusplus)
+}
+#endif
+
+/*! @}*/
+
+#endif /* _FSL_PHY_H_ */