1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright (c) 2020 Synopsys, Inc. and/or its affiliates.
4 * Synopsys DesignWare XPCS helpers
5 */
6
7#ifndef __LINUX_PCS_XPCS_H
8#define __LINUX_PCS_XPCS_H
9
10#include <linux/phy.h>
11#include <linux/phylink.h>
12
13#define NXP_SJA1105_XPCS_ID		0x00000010
14#define NXP_SJA1110_XPCS_ID		0x00000020
15
16/* AN mode */
17#define DW_AN_C73			1
18#define DW_AN_C37_SGMII			2
19#define DW_2500BASEX			3
20#define DW_AN_C37_1000BASEX		4
21#define DW_10GBASER			5
22
23/* device vendor OUI */
24#define DW_OUI_WX			0x0018fc80
25
26/* dev_flag */
27#define DW_DEV_TXGBE			BIT(0)
28
29struct xpcs_id;
30
31struct dw_xpcs {
32	struct mdio_device *mdiodev;
33	const struct xpcs_id *id;
34	struct phylink_pcs pcs;
35	phy_interface_t interface;
36	int dev_flag;
37};
38
39int xpcs_get_an_mode(struct dw_xpcs *xpcs, phy_interface_t interface);
40void xpcs_link_up(struct phylink_pcs *pcs, unsigned int neg_mode,
41		  phy_interface_t interface, int speed, int duplex);
42int xpcs_do_config(struct dw_xpcs *xpcs, phy_interface_t interface,
43		   const unsigned long *advertising, unsigned int neg_mode);
44void xpcs_get_interfaces(struct dw_xpcs *xpcs, unsigned long *interfaces);
45int xpcs_config_eee(struct dw_xpcs *xpcs, int mult_fact_100ns,
46		    int enable);
47struct dw_xpcs *xpcs_create_mdiodev(struct mii_bus *bus, int addr,
48				    phy_interface_t interface);
49void xpcs_destroy(struct dw_xpcs *xpcs);
50
51#endif /* __LINUX_PCS_XPCS_H */
52