1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright 2015 Freescale Semiconductor, Inc.
4 */
5
6#include <common.h>
7#include <asm/arch/fsl_serdes.h>
8#include <asm/arch/immap_lsch2.h>
9
10struct serdes_config {
11	u32 protocol;
12	u8 lanes[SRDS_MAX_LANES];
13};
14
15static struct serdes_config serdes1_cfg_tbl[] = {
16	/* SerDes 1 */
17	{0x1555, {XFI_FM1_MAC9, PCIE1, PCIE2, PCIE3} },
18	{0x2555, {SGMII_2500_FM1_DTSEC9, PCIE1, PCIE2, PCIE3} },
19	{0x4555, {QSGMII_FM1_A, PCIE1, PCIE2, PCIE3} },
20	{0x4558, {QSGMII_FM1_A, PCIE1, PCIE2, SATA1} },
21	{0x1355, {XFI_FM1_MAC9, SGMII_FM1_DTSEC2, PCIE2, PCIE3} },
22	{0x2355, {SGMII_2500_FM1_DTSEC9, SGMII_FM1_DTSEC2, PCIE2, PCIE3} },
23	{0x3335, {SGMII_FM1_DTSEC9, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC5,
24		  PCIE3} },
25	{0x3355, {SGMII_FM1_DTSEC9, SGMII_FM1_DTSEC2, PCIE2, PCIE3} },
26	{0x3358, {SGMII_FM1_DTSEC9, SGMII_FM1_DTSEC2, PCIE2, SATA1} },
27	{0x3555, {SGMII_FM1_DTSEC9, PCIE1, PCIE2, PCIE3} },
28	{0x3558, {SGMII_FM1_DTSEC9, PCIE1, PCIE2, SATA1} },
29	{0x7000, {PCIE1, PCIE1, PCIE1, PCIE1} },
30	{0x9998, {PCIE1, PCIE2, PCIE3, SATA1} },
31	{0x6058, {PCIE1, PCIE1, PCIE2, SATA1} },
32	{0x1455, {XFI_FM1_MAC9, QSGMII_FM1_A, PCIE2, PCIE3} },
33	{0x2455, {SGMII_2500_FM1_DTSEC9, QSGMII_FM1_A, PCIE2, PCIE3} },
34	{0x2255, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC2, PCIE2, PCIE3} },
35	{0x3333, {SGMII_FM1_DTSEC9, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC5,
36		  SGMII_FM1_DTSEC6} },
37	{}
38};
39
40static struct serdes_config *serdes_cfg_tbl[] = {
41	serdes1_cfg_tbl,
42};
43
44enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
45{
46	struct serdes_config *ptr;
47
48	if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
49		return 0;
50
51	ptr = serdes_cfg_tbl[serdes];
52	while (ptr->protocol) {
53		if (ptr->protocol == cfg)
54			return ptr->lanes[lane];
55		ptr++;
56	}
57
58	return 0;
59}
60
61int is_serdes_prtcl_valid(int serdes, u32 prtcl)
62{
63	int i;
64	struct serdes_config *ptr;
65
66	if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
67		return 0;
68
69	ptr = serdes_cfg_tbl[serdes];
70	while (ptr->protocol) {
71		if (ptr->protocol == prtcl)
72			break;
73		ptr++;
74	}
75
76	if (!ptr->protocol)
77		return 0;
78
79	for (i = 0; i < SRDS_MAX_LANES; i++) {
80		if (ptr->lanes[i] != NONE)
81			return 1;
82	}
83
84	return 0;
85}
86