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phy.h
1 /***********************************************************************************************************************
2  * DISCLAIMER
3  * This software is supplied by Renesas Electronics Corporation and is only intended for use with Renesas products. No
4  * other uses are authorized. This software is owned by Renesas Electronics Corporation and is protected under all
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8  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED. TO THE MAXIMUM
9  * EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES
10  * SHALL BE LIABLE FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR ANY REASON RELATED TO THIS
11  * SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
12  * Renesas reserves the right, without notice, to make changes to this software and to discontinue the availability of
13  * this software. By using this software, you agree to the additional terms and conditions found by accessing the
14  * following link:
15  * http://www.renesas.com/disclaimer
16  *
17  * Copyright (C) 2018-2020 Renesas Electronics Corporation. All rights reserved.
18  ***********************************************************************************************************************/
19 /* Copyright (c) 2018-2020 Renesas Electronics Corporation.
20  * SPDX-License-Identifier: Apache-2.0
21  *
22  * Licensed under the Apache License, Version 2.0 (the "License");
23  * you may not use this file except in compliance with the License.
24  * You may obtain a copy of the License at
25  *
26  * http://www.apache.org/licenses/LICENSE-2.0
27  *
28  * Unless required by applicable law or agreed to in writing, software
29  * distributed under the License is distributed on an "AS IS" BASIS,
30  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
31  * See the License for the specific language governing permissions and
32  * limitations under the License.
33  */
34 /***********************************************************************************************************************
35  * File Name : phy.h
36  * Version : 1.00
37  * Description : Ethernet PHY device driver
38  ***********************************************************************************************************************/
39 
40 /* Guards against multiple inclusion */
41 #ifndef PHY_H
42 #define PHY_H
43 
44 /***********************************************************************************************************************
45  Includes <System Includes> , "Project Includes"
46  ***********************************************************************************************************************/
47 #include <stdint.h>
48 
49 #ifdef __cplusplus
50 extern "C" {
51 #endif
52 /***********************************************************************************************************************
53  Macro definitions
54  ***********************************************************************************************************************/
55 /* PHY return definitions */
56 #define R_PHY_OK (0)
57 #define R_PHY_ERROR (-1)
58 
59 /***********************************************************************************************************************
60  Typedef definitions
61  ***********************************************************************************************************************/
62 typedef enum LinkStatE {
63  PHY_NO_LINK = 0, PHY_LINK_10H, PHY_LINK_10F, PHY_LINK_100H, PHY_LINK_100F
64 } linkstat_t;
65 
66 /***********************************************************************************************************************
67  Exported global variables
68  ***********************************************************************************************************************/
69 
70 /***********************************************************************************************************************
71  Exported global functions (to be accessed by other files)
72  ***********************************************************************************************************************/
73 extern int16_t phy_init(uint32_t channel);
74 extern void phy_start_autonegotiate(uint32_t channel, uint8_t pause);
75 extern int16_t phy_set_autonegotiate(uint32_t channel, uint16_t *pline_speed_duplex, uint16_t *plocal_pause,
76  uint16_t *ppartner_pause);
77 extern int16_t phy_get_link_status(uint32_t channel);
78 
79 #ifdef __cplusplus
80 }
81 #endif
82 
83 #endif /* PHY_H */
84 
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