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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
21struct xpcs_id;
22
23struct dw_xpcs {
24 struct mdio_device *mdiodev;
25 const struct xpcs_id *id;
26 struct phylink_pcs pcs;
27};
28
29int xpcs_get_an_mode(struct dw_xpcs *xpcs, phy_interface_t interface);
30void xpcs_link_up(struct phylink_pcs *pcs, unsigned int mode,
31 phy_interface_t interface, int speed, int duplex);
32int xpcs_do_config(struct dw_xpcs *xpcs, phy_interface_t interface,
33 unsigned int mode);
34void xpcs_validate(struct dw_xpcs *xpcs, unsigned long *supported,
35 struct phylink_link_state *state);
36int xpcs_config_eee(struct dw_xpcs *xpcs, int mult_fact_100ns,
37 int enable);
38struct dw_xpcs *xpcs_create(struct mdio_device *mdiodev,
39 phy_interface_t interface);
40void xpcs_destroy(struct dw_xpcs *xpcs);
41
42#endif /* __LINUX_PCS_XPCS_H */