1  /* SPDX-License-Identifier: GPL-2.0 */
2  /*
3   * mdio-open-alliance.h - definition of OPEN Alliance SIG standard registers
4   */
5  
6  #ifndef __MDIO_OPEN_ALLIANCE__
7  #define __MDIO_OPEN_ALLIANCE__
8  
9  #include <linux/mdio.h>
10  
11  /* NOTE: all OATC14 registers are located in MDIO_MMD_VEND2 */
12  
13  /* Open Alliance TC14 (10BASE-T1S) registers */
14  #define MDIO_OATC14_PLCA_IDVER	0xca00  /* PLCA ID and version */
15  #define MDIO_OATC14_PLCA_CTRL0	0xca01	/* PLCA Control register 0 */
16  #define MDIO_OATC14_PLCA_CTRL1	0xca02	/* PLCA Control register 1 */
17  #define MDIO_OATC14_PLCA_STATUS	0xca03	/* PLCA Status register */
18  #define MDIO_OATC14_PLCA_TOTMR	0xca04	/* PLCA TO Timer register */
19  #define MDIO_OATC14_PLCA_BURST	0xca05	/* PLCA BURST mode register */
20  
21  /* Open Alliance TC14 PLCA IDVER register */
22  #define MDIO_OATC14_PLCA_IDM	0xff00	/* PLCA MAP ID */
23  #define MDIO_OATC14_PLCA_VER	0x00ff	/* PLCA MAP version */
24  
25  /* Open Alliance TC14 PLCA CTRL0 register */
26  #define MDIO_OATC14_PLCA_EN	BIT(15) /* PLCA enable */
27  #define MDIO_OATC14_PLCA_RST	BIT(14) /* PLCA reset */
28  
29  /* Open Alliance TC14 PLCA CTRL1 register */
30  #define MDIO_OATC14_PLCA_NCNT	0xff00	/* PLCA node count */
31  #define MDIO_OATC14_PLCA_ID	0x00ff	/* PLCA local node ID */
32  
33  /* Open Alliance TC14 PLCA STATUS register */
34  #define MDIO_OATC14_PLCA_PST	BIT(15)	/* PLCA status indication */
35  
36  /* Open Alliance TC14 PLCA TOTMR register */
37  #define MDIO_OATC14_PLCA_TOT	0x00ff
38  
39  /* Open Alliance TC14 PLCA BURST register */
40  #define MDIO_OATC14_PLCA_MAXBC	0xff00
41  #define MDIO_OATC14_PLCA_BTMR	0x00ff
42  
43  /* Version Identifiers */
44  #define OATC14_IDM		0x0a00
45  
46  #endif /* __MDIO_OPEN_ALLIANCE__ */
47