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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/clk.h>
11#include <linux/fwnode.h>
12#include <linux/mdio.h>
13#include <linux/phy.h>
14#include <linux/phylink.h>
15#include <linux/types.h>
16
17/* AN mode */
18#define DW_AN_C73 1
19#define DW_AN_C37_SGMII 2
20#define DW_2500BASEX 3
21#define DW_AN_C37_1000BASEX 4
22#define DW_10GBASER 5
23
24enum dw_xpcs_pcs_id {
25 DW_XPCS_ID_NATIVE = 0,
26 NXP_SJA1105_XPCS_ID = 0x00000010,
27 NXP_SJA1110_XPCS_ID = 0x00000020,
28 DW_XPCS_ID = 0x7996ced0,
29 DW_XPCS_ID_MASK = 0xffffffff,
30};
31
32enum dw_xpcs_pma_id {
33 DW_XPCS_PMA_ID_NATIVE = 0,
34 DW_XPCS_PMA_GEN1_3G_ID,
35 DW_XPCS_PMA_GEN2_3G_ID,
36 DW_XPCS_PMA_GEN2_6G_ID,
37 DW_XPCS_PMA_GEN4_3G_ID,
38 DW_XPCS_PMA_GEN4_6G_ID,
39 DW_XPCS_PMA_GEN5_10G_ID,
40 DW_XPCS_PMA_GEN5_12G_ID,
41 WX_TXGBE_XPCS_PMA_10G_ID = 0xfc806000,
42 /* Meta Platforms OUI 88:25:08, model 0, revision 0 */
43 MP_FBNIC_XPCS_PMA_100G_ID = 0x46904000,
44};
45
46struct dw_xpcs_info {
47 u32 pcs;
48 u32 pma;
49};
50
51struct dw_xpcs;
52
53struct phylink_pcs *xpcs_to_phylink_pcs(struct dw_xpcs *xpcs);
54int xpcs_get_an_mode(struct dw_xpcs *xpcs, phy_interface_t interface);
55void xpcs_config_eee_mult_fact(struct dw_xpcs *xpcs, u8 mult_fact);
56struct dw_xpcs *xpcs_create_mdiodev(struct mii_bus *bus, int addr);
57struct dw_xpcs *xpcs_create_fwnode(struct fwnode_handle *fwnode);
58void xpcs_destroy(struct dw_xpcs *xpcs);
59
60struct phylink_pcs *xpcs_create_pcs_mdiodev(struct mii_bus *bus, int addr);
61void xpcs_destroy_pcs(struct phylink_pcs *pcs);
62
63#endif /* __LINUX_PCS_XPCS_H */