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__ */