bruno wandrey / lwip-eth

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Fork of lwip-eth by mbed official

arch/TARGET_NXP/lpc_phy.h@33:9de8bd8ca1c8, 2016-05-26 (annotated)

Committer:
mbed_official
Date:
Thu May 26 09:00:26 2016 +0100
Revision:
33:9de8bd8ca1c8
Synchronized with git revision 745ebbf4557f0f3964f73063c1d88ddbcda0ed22



Full URL: https://github.com/mbedmicro/mbed/commit/745ebbf4557f0f3964f73063c1d88ddbcda0ed22/



Synch - fix lwip-eth path

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 33:9de8bd8ca1c8 1 /**********************************************************************
mbed_official 33:9de8bd8ca1c8 2 * $Id$ lpc_phy.h 2011-11-20
mbed_official 33:9de8bd8ca1c8 3 *//**
mbed_official 33:9de8bd8ca1c8 4 * @file lpc_phy.h
mbed_official 33:9de8bd8ca1c8 5 * @brief Common PHY definitions used with all PHYs
mbed_official 33:9de8bd8ca1c8 6 * @version 1.0
mbed_official 33:9de8bd8ca1c8 7 * @date 20 Nov. 2011
mbed_official 33:9de8bd8ca1c8 8 * @author NXP MCU SW Application Team
mbed_official 33:9de8bd8ca1c8 9 *
mbed_official 33:9de8bd8ca1c8 10 * Copyright(C) 2011, NXP Semiconductor
mbed_official 33:9de8bd8ca1c8 11 * All rights reserved.
mbed_official 33:9de8bd8ca1c8 12 *
mbed_official 33:9de8bd8ca1c8 13 ***********************************************************************
mbed_official 33:9de8bd8ca1c8 14 * Software that is described herein is for illustrative purposes only
mbed_official 33:9de8bd8ca1c8 15 * which provides customers with programming information regarding the
mbed_official 33:9de8bd8ca1c8 16 * products. This software is supplied "AS IS" without any warranties.
mbed_official 33:9de8bd8ca1c8 17 * NXP Semiconductors assumes no responsibility or liability for the
mbed_official 33:9de8bd8ca1c8 18 * use of the software, conveys no license or title under any patent,
mbed_official 33:9de8bd8ca1c8 19 * copyright, or mask work right to the product. NXP Semiconductors
mbed_official 33:9de8bd8ca1c8 20 * reserves the right to make changes in the software without
mbed_official 33:9de8bd8ca1c8 21 * notification. NXP Semiconductors also make no representation or
mbed_official 33:9de8bd8ca1c8 22 * warranty that such application will be suitable for the specified
mbed_official 33:9de8bd8ca1c8 23 * use without further testing or modification.
mbed_official 33:9de8bd8ca1c8 24 **********************************************************************/
mbed_official 33:9de8bd8ca1c8 25
mbed_official 33:9de8bd8ca1c8 26 #ifndef __LPC_PHY_H_
mbed_official 33:9de8bd8ca1c8 27 #define __LPC_PHY_H_
mbed_official 33:9de8bd8ca1c8 28
mbed_official 33:9de8bd8ca1c8 29 #include "lwip/opt.h"
mbed_official 33:9de8bd8ca1c8 30 #include "lwip/err.h"
mbed_official 33:9de8bd8ca1c8 31 #include "lwip/netif.h"
mbed_official 33:9de8bd8ca1c8 32
mbed_official 33:9de8bd8ca1c8 33 #ifdef __cplusplus
mbed_official 33:9de8bd8ca1c8 34 extern "C"
mbed_official 33:9de8bd8ca1c8 35 {
mbed_official 33:9de8bd8ca1c8 36 #endif
mbed_official 33:9de8bd8ca1c8 37
mbed_official 33:9de8bd8ca1c8 38 /* These PHY functions are usually part of the EMAC driver */
mbed_official 33:9de8bd8ca1c8 39
mbed_official 33:9de8bd8ca1c8 40 /** \brief Phy status update state machine
mbed_official 33:9de8bd8ca1c8 41 *
mbed_official 33:9de8bd8ca1c8 42 * This function provides a state machine for maintaining the PHY
mbed_official 33:9de8bd8ca1c8 43 * status without blocking. It must be occasionally called for the
mbed_official 33:9de8bd8ca1c8 44 * PHY status to be maintained.
mbed_official 33:9de8bd8ca1c8 45 *
mbed_official 33:9de8bd8ca1c8 46 * \param[in] netif NETIF structure
mbed_official 33:9de8bd8ca1c8 47 */
mbed_official 33:9de8bd8ca1c8 48 s32_t lpc_phy_sts_sm(struct netif *netif);
mbed_official 33:9de8bd8ca1c8 49
mbed_official 33:9de8bd8ca1c8 50 /** \brief Initialize the PHY
mbed_official 33:9de8bd8ca1c8 51 *
mbed_official 33:9de8bd8ca1c8 52 * This function initializes the PHY. It will block until complete.
mbed_official 33:9de8bd8ca1c8 53 * This function is called as part of the EMAC driver
mbed_official 33:9de8bd8ca1c8 54 * initialization. Configuration of the PHY at startup is
mbed_official 33:9de8bd8ca1c8 55 * controlled by setting up configuration defines in lpc_phy.h.
mbed_official 33:9de8bd8ca1c8 56 *
mbed_official 33:9de8bd8ca1c8 57 * \param[in] netif NETIF structure
mbed_official 33:9de8bd8ca1c8 58 * \param[in] rmii If set, configures the PHY for RMII mode
mbed_official 33:9de8bd8ca1c8 59 * \return ERR_OK if the setup was successful, otherwise ERR_TIMEOUT
mbed_official 33:9de8bd8ca1c8 60 */
mbed_official 33:9de8bd8ca1c8 61 err_t lpc_phy_init(struct netif *netif, int rmii);
mbed_official 33:9de8bd8ca1c8 62
mbed_official 33:9de8bd8ca1c8 63 /** \brief Write a value via the MII link (non-blocking)
mbed_official 33:9de8bd8ca1c8 64 *
mbed_official 33:9de8bd8ca1c8 65 * This function will write a value on the MII link interface to a PHY
mbed_official 33:9de8bd8ca1c8 66 * or a connected device. The function will return immediately without
mbed_official 33:9de8bd8ca1c8 67 * a status. Status needs to be polled later to determine if the write
mbed_official 33:9de8bd8ca1c8 68 * was successful.
mbed_official 33:9de8bd8ca1c8 69 *
mbed_official 33:9de8bd8ca1c8 70 * \param[in] PhyReg PHY register to write to
mbed_official 33:9de8bd8ca1c8 71 * \param[in] Value Value to write
mbed_official 33:9de8bd8ca1c8 72 */
mbed_official 33:9de8bd8ca1c8 73 void lpc_mii_write_noblock(u32_t PhyReg, u32_t Value);
mbed_official 33:9de8bd8ca1c8 74
mbed_official 33:9de8bd8ca1c8 75 /** \brief Write a value via the MII link (blocking)
mbed_official 33:9de8bd8ca1c8 76 *
mbed_official 33:9de8bd8ca1c8 77 * This function will write a value on the MII link interface to a PHY
mbed_official 33:9de8bd8ca1c8 78 * or a connected device. The function will block until complete.
mbed_official 33:9de8bd8ca1c8 79 *
mbed_official 33:9de8bd8ca1c8 80 * \param[in] PhyReg PHY register to write to
mbed_official 33:9de8bd8ca1c8 81 * \param[in] Value Value to write
mbed_official 33:9de8bd8ca1c8 82 * \returns 0 if the write was successful, otherwise !0
mbed_official 33:9de8bd8ca1c8 83 */
mbed_official 33:9de8bd8ca1c8 84 err_t lpc_mii_write(u32_t PhyReg, u32_t Value);
mbed_official 33:9de8bd8ca1c8 85
mbed_official 33:9de8bd8ca1c8 86 /** \brief Reads current MII link busy status
mbed_official 33:9de8bd8ca1c8 87 *
mbed_official 33:9de8bd8ca1c8 88 * This function will return the current MII link busy status and is meant to
mbed_official 33:9de8bd8ca1c8 89 * be used with non-blocking functions for monitor PHY status such as
mbed_official 33:9de8bd8ca1c8 90 * connection state.
mbed_official 33:9de8bd8ca1c8 91 *
mbed_official 33:9de8bd8ca1c8 92 * \returns !0 if the MII link is busy, otherwise 0
mbed_official 33:9de8bd8ca1c8 93 */
mbed_official 33:9de8bd8ca1c8 94 u32_t lpc_mii_is_busy(void);
mbed_official 33:9de8bd8ca1c8 95
mbed_official 33:9de8bd8ca1c8 96 /** \brief Starts a read operation via the MII link (non-blocking)
mbed_official 33:9de8bd8ca1c8 97 *
mbed_official 33:9de8bd8ca1c8 98 * This function returns the current value in the MII data register. It is
mbed_official 33:9de8bd8ca1c8 99 * meant to be used with the non-blocking oeprations. This value should
mbed_official 33:9de8bd8ca1c8 100 * only be read after a non-block read command has been issued and the
mbed_official 33:9de8bd8ca1c8 101 * MII status has been determined to be good.
mbed_official 33:9de8bd8ca1c8 102 *
mbed_official 33:9de8bd8ca1c8 103 * \returns The current value in the MII value register
mbed_official 33:9de8bd8ca1c8 104 */
mbed_official 33:9de8bd8ca1c8 105 u32_t lpc_mii_read_data(void);
mbed_official 33:9de8bd8ca1c8 106
mbed_official 33:9de8bd8ca1c8 107 /** \brief Starts a read operation via the MII link (non-blocking)
mbed_official 33:9de8bd8ca1c8 108 *
mbed_official 33:9de8bd8ca1c8 109 * This function will start a read operation on the MII link interface
mbed_official 33:9de8bd8ca1c8 110 * from a PHY or a connected device. The function will not block and
mbed_official 33:9de8bd8ca1c8 111 * the status mist be polled until complete. Once complete, the data
mbed_official 33:9de8bd8ca1c8 112 * can be read.
mbed_official 33:9de8bd8ca1c8 113 *
mbed_official 33:9de8bd8ca1c8 114 * \param[in] PhyReg PHY register to read from
mbed_official 33:9de8bd8ca1c8 115 */
mbed_official 33:9de8bd8ca1c8 116 err_t lpc_mii_read(u32_t PhyReg, u32_t *data);
mbed_official 33:9de8bd8ca1c8 117
mbed_official 33:9de8bd8ca1c8 118 /** \brief Read a value via the MII link (blocking)
mbed_official 33:9de8bd8ca1c8 119 *
mbed_official 33:9de8bd8ca1c8 120 * This function will read a value on the MII link interface from a PHY
mbed_official 33:9de8bd8ca1c8 121 * or a connected device. The function will block until complete.
mbed_official 33:9de8bd8ca1c8 122 *
mbed_official 33:9de8bd8ca1c8 123 * \param[in] PhyReg PHY register to read from
mbed_official 33:9de8bd8ca1c8 124 * \param[in] data Pointer to where to save data read via MII
mbed_official 33:9de8bd8ca1c8 125 * \returns 0 if the read was successful, otherwise !0
mbed_official 33:9de8bd8ca1c8 126 */
mbed_official 33:9de8bd8ca1c8 127 void lpc_mii_read_noblock(u32_t PhyReg);
mbed_official 33:9de8bd8ca1c8 128
mbed_official 33:9de8bd8ca1c8 129 /**
mbed_official 33:9de8bd8ca1c8 130 * This function provides a method for the PHY to setup the EMAC
mbed_official 33:9de8bd8ca1c8 131 * for the PHY negotiated duplex mode.
mbed_official 33:9de8bd8ca1c8 132 *
mbed_official 33:9de8bd8ca1c8 133 * @param[in] full_duplex 0 = half duplex, 1 = full duplex
mbed_official 33:9de8bd8ca1c8 134 */
mbed_official 33:9de8bd8ca1c8 135 void lpc_emac_set_duplex(int full_duplex);
mbed_official 33:9de8bd8ca1c8 136
mbed_official 33:9de8bd8ca1c8 137 /**
mbed_official 33:9de8bd8ca1c8 138 * This function provides a method for the PHY to setup the EMAC
mbed_official 33:9de8bd8ca1c8 139 * for the PHY negotiated bit rate.
mbed_official 33:9de8bd8ca1c8 140 *
mbed_official 33:9de8bd8ca1c8 141 * @param[in] mbs_100 0 = 10mbs mode, 1 = 100mbs mode
mbed_official 33:9de8bd8ca1c8 142 */
mbed_official 33:9de8bd8ca1c8 143 void lpc_emac_set_speed(int mbs_100);
mbed_official 33:9de8bd8ca1c8 144
mbed_official 33:9de8bd8ca1c8 145 #ifdef __cplusplus
mbed_official 33:9de8bd8ca1c8 146 }
mbed_official 33:9de8bd8ca1c8 147 #endif
mbed_official 33:9de8bd8ca1c8 148
mbed_official 33:9de8bd8ca1c8 149 #endif /* __LPC_PHY_H_ */
mbed_official 33:9de8bd8ca1c8 150
mbed_official 33:9de8bd8ca1c8 151 /* --------------------------------- End Of File ------------------------------ */