164 lines
7.5 KiB
C
164 lines
7.5 KiB
C
/*
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* Copyright (c) 2006-2018, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2017-08-25 LongfeiMa transplantation driver of lan8742a
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*/
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#ifndef __LAN8742_H__
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#define __LAN8742_H__
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/* Includes ------------------------------------------------------------------*/
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#include <stdint.h>
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#include "stm32h7xx_hal.h"
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/* Basic Registers */
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#define LAN8742_REG_BCR 0 /* Basic Control Register */
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#define LAN8742_REG_BSR 1 /* Basic Status Register */
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/* Extended Registers */
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#define LAN8742_REG_PHYIDR1 2 /* PHY Identifier 1 */
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#define LAN8742_REG_PHYIDR2 3 /* PHY Identifier 2 */
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#define LAN8742_REG_ANAR 4 /* Auto-Negotiation Advertisement */
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#define LAN8742_REG_ANLPAR 5 /* Auto-Neg. Link Partner Ability */
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#define LAN8742_REG_ANER 6 /* Auto-Neg. Expansion Register */
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#define LAN8742_REG_ANEG_NP_TX 7 /* Auto-Neg. Next Page Tx */
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#define LAN8742_REG_ANEG_NP_RX 8 /* Auto-Neg. Next Page Rx */
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#define LAN8742_REG_MMD_ACCES_CTRL 13 /* MMD Access Control */
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#define LAN8742_REG_MMD_ACCES_AD 14 /* MMD Access Address/Data */
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/* Vendor-specific Registers */
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#define LAN8742_REG_MCSR 17 /* Mode Control/Status Register */
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#define LAN8742_REG_SMR 18 /* Special Modes Register */
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#define LAN8742_REG_TDR_PAT_DEL 24 /* TDR Patterns/Delay Control Reg. */
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#define LAN8742_REG_TDR_CTRL_STAT 25 /* TDR Control/Status Register */
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#define LAN8742_REG_SEC 26 /* System Error Counter Register */
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#define LAN8742_REG_SC_SI 27 /* Specifal Control/Status Indication*/
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#define LAN8742_REG_CABLE_LEN 28 /* Cable Length Register */
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#define LAN8742_REG_ISF 29 /* Interrupt Source Flag Register */
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#define LAN8742_REG_IM 30 /* Interrupt Mask Register */
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#define LAN8742_REG_PSCS 31 /* PHY Special Ctrl/Status Register */
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/* Basic Control Register */
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#define LAN8742_BCR_RESET 0x8000 /* Software Reset */
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#define LAN8742_BCR_LOOPBACK 0x4000 /* Loopback mode */
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#define LAN8742_BCR_SPEED_SEL 0x2000 /* Speed Select (1=100Mb/s) */
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#define LAN8742_BCR_ANEG_EN 0x1000 /* Auto Negotiation Enable */
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#define LAN8742_BCR_POWER_DOWN 0x0800 /* Power Down (1=power down mode) */
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#define LAN8742_BCR_ISOLATE 0x0400 /* Isolate Media interface */
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#define LAN8742_BCR_REST_ANEG 0x0200 /* Restart Auto Negotiation */
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#define LAN8742_BCR_DUPLEX 0x0100 /* Duplex Mode (1=Full duplex) */
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#define LAN8742_BCR_COL_TEST 0x0080 /* Enable Collision Test */
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/* Basic Status Register */
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#define LAN8742_BSR_100B_T4 0x8000 /* 100BASE-T4 Capable */
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#define LAN8742_BSR_100B_TX_FD 0x4000 /* 100BASE-TX Full Duplex Capable */
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#define LAN8742_BSR_100B_TX_HD 0x2000 /* 100BASE-TX Half Duplex Capable */
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#define LAN8742_BSR_10B_T_FD 0x1000 /* 10BASE-T Full Duplex Capable */
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#define LAN8742_BSR_10B_T_HD 0x0800 /* 10BASE-T Half Duplex Capable */
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#define LAN8742_BSR_100B_T2_FD 0x0400 /* 1000BASE-T2 Full Duplex Capable */
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#define LAN8742_BSR_100B_T2_HD 0x0200 /* 1000BASE-T2 Half Duplex Capable */
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#define LAN8742_BSR_EXTENDED_STAT 0x0100 /* Extended Status in register 15 */
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#define LAN8742_BSR_ANEG_COMPL 0x0020 /* Auto Negotiation Complete */
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#define LAN8742_BSR_REM_FAULT 0x0010 /* Remote Fault */
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#define LAN8742_BSR_ANEG_ABIL 0x0008 /* Auto Negotiation Ability */
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#define LAN8742_BSR_LINK_STAT 0x0004 /* Link Status (1=link us up) */
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#define LAN8742_BSR_JABBER_DET 0x0002 /* Jabber Detect */
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#define LAN8742_BSR_EXT_CAPAB 0x0001 /* Extended Capabilities */
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/* PHY Identifier Registers */
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#define LAN8742_PHY_ID1 0x0007 /* LAN8742 Device Identifier MSB */
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#define LAN8742_PHY_ID2 0xC130 /* LAN8742 Device Identifier LSB */
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/** @defgroup LAN8742_PHYSCSR_Bit_Definition LAN8742 PHYSCSR Bit Definition
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* @{
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*/
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#define LAN8742_PHYSCSR_AUTONEGO_DONE ((uint16_t)0x1000U)
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#define LAN8742_PHYSCSR_HCDSPEEDMASK ((uint16_t)0x001CU)
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#define LAN8742_PHYSCSR_10BT_HD ((uint16_t)0x0004U)
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#define LAN8742_PHYSCSR_10BT_FD ((uint16_t)0x0014U)
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#define LAN8742_PHYSCSR_100BTX_HD ((uint16_t)0x0008U)
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#define LAN8742_PHYSCSR_100BTX_FD ((uint16_t)0x0018U)
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/* PHY Driver State Flags */
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#define LAN8742_PHY_INIT 0x01U /* Driver initialized */
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#define LAN8742_PHY_POWER 0x02U /* Driver power is on */
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/** @defgroup LAN8742_SMR_Bit_Definition LAN8742 SMR Bit Definition
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* @{
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*/
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#define LAN8742_SMR_MODE ((uint16_t)0x00E0U)
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#define LAN8742_SMR_PHY_ADDR ((uint16_t)0x001FU)
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/** @defgroup LAN8742_IMR_ISFR_Bit_Definition LAN8742 IMR ISFR Bit Definition
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* @{
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*/
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#define LAN8742_INT_8 ((uint16_t)0x0100U)
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#define LAN8742_INT_7 ((uint16_t)0x0080U)
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#define LAN8742_INT_6 ((uint16_t)0x0040U)
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#define LAN8742_INT_5 ((uint16_t)0x0020U)
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#define LAN8742_INT_4 ((uint16_t)0x0010U)
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#define LAN8742_INT_3 ((uint16_t)0x0008U)
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#define LAN8742_INT_2 ((uint16_t)0x0004U)
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#define LAN8742_INT_1 ((uint16_t)0x0002U)
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#define LAN8742_INT_ALL ((uint16_t)0x01FEU)
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/** @defgroup LAN8742_Status LAN8742 Status
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* @{
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*/
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#define LAN8742_STATUS_READ_ERROR ((int32_t)-5)
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#define LAN8742_STATUS_WRITE_ERROR ((int32_t)-4)
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#define LAN8742_STATUS_ADDRESS_ERROR ((int32_t)-3)
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#define LAN8742_STATUS_RESET_TIMEOUT ((int32_t)-2)
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#define LAN8742_STATUS_ERROR ((int32_t)-1)
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#define LAN8742_STATUS_OK ((int32_t) 0)
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#define LAN8742_STATUS_LINK_DOWN ((int32_t) 1)
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#define LAN8742_STATUS_100MBITS_FULLDUPLEX ((int32_t) 2)
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#define LAN8742_STATUS_100MBITS_HALFDUPLEX ((int32_t) 3)
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#define LAN8742_STATUS_10MBITS_FULLDUPLEX ((int32_t) 4)
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#define LAN8742_STATUS_10MBITS_HALFDUPLEX ((int32_t) 5)
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#define LAN8742_STATUS_AUTONEGO_NOTDONE ((int32_t) 6)
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/* Exported types ------------------------------------------------------------*/
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/** @defgroup LAN8742_Exported_Types LAN8742 Exported Types
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* @{
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*/
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typedef int32_t (*lan8742_Init_Func) (void);
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typedef int32_t (*lan8742_DeInit_Func) (void);
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typedef int32_t (*lan8742_ReadReg_Func) (uint32_t, uint32_t, uint32_t *);
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typedef int32_t (*lan8742_WriteReg_Func) (uint32_t, uint32_t, uint32_t);
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typedef int32_t (*lan8742_GetTick_Func) (void);
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typedef struct
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{
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lan8742_Init_Func Init;
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lan8742_DeInit_Func DeInit;
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lan8742_WriteReg_Func WriteReg;
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lan8742_ReadReg_Func ReadReg;
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lan8742_GetTick_Func GetTick;
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} lan8742_IOCtx_t;
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typedef struct
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{
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uint32_t DevAddr;
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uint32_t Is_Initialized;
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lan8742_IOCtx_t IO;
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void *pData;
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}lan8742_Object_t;
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extern ETH_HandleTypeDef EthHandle;
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int rt_hw_lan8742a_init(void);
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#endif /* __PHY_LAN8742_H */
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