1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright 2014-2015 Freescale Semiconductor, Inc.
4 */
5
6 #include <common.h>
7 #include <asm/arch/fsl_serdes.h>
8
9 struct serdes_config {
10 u8 protocol;
11 u8 lanes[SRDS_MAX_LANES];
12 };
13
14 static struct serdes_config serdes1_cfg_tbl[] = {
15 /* SerDes 1 */
16 {0x03, {PCIE2, PCIE2, PCIE2, PCIE2, PCIE1, PCIE1, PCIE1, PCIE1 } },
17 {0x05, {PCIE2, PCIE2, PCIE2, PCIE2, SGMII4, SGMII3, SGMII2, SGMII1 } },
18 {0x07, {SGMII8, SGMII7, SGMII6, SGMII5, SGMII4, SGMII3, SGMII2,
19 SGMII1 } },
20 {0x09, {SGMII8, SGMII7, SGMII6, SGMII5, SGMII4, SGMII3, SGMII2,
21 SGMII1 } },
22 {0x0A, {SGMII8, SGMII7, SGMII6, SGMII5, SGMII4, SGMII3, SGMII2,
23 SGMII1 } },
24 {0x0C, {SGMII8, SGMII7, SGMII6, SGMII5, SGMII4, SGMII3, SGMII2,
25 SGMII1 } },
26 {0x0E, {SGMII8, SGMII7, SGMII6, SGMII5, SGMII4, SGMII3, SGMII2,
27 SGMII1 } },
28 {0x26, {SGMII8, SGMII7, SGMII6, SGMII5, SGMII4, SGMII3, XFI2, XFI1 } },
29 {0x28, {SGMII8, SGMII7, SGMII6, SGMII5, XFI4, XFI3, XFI2, XFI1 } },
30 {0x2A, {XFI8, XFI7, XFI6, XFI5, XFI4, XFI3, XFI2, XFI1 } },
31 {0x2B, {SGMII8, SGMII7, SGMII6, SGMII5, XAUI1, XAUI1, XAUI1, XAUI1 } },
32 {0x32, {XAUI2, XAUI2, XAUI2, XAUI2, XAUI1, XAUI1, XAUI1, XAUI1 } },
33 {0x33, {PCIE2, PCIE2, PCIE2, PCIE2, QSGMII_D, QSGMII_C, QSGMII_B,
34 QSGMII_A} },
35 {0x35, {QSGMII_D, QSGMII_C, QSGMII_B, PCIE2, XFI4, XFI3, XFI2, XFI1 } },
36 {0x39, {SGMII8, SGMII7, SGMII6, PCIE2, SGMII4, SGMII3, SGMII2,
37 PCIE1 } },
38 {0x3B, {XFI8, XFI7, XFI6, PCIE2, XFI4, XFI3, XFI2, PCIE1 } },
39 {0x4B, {PCIE2, PCIE2, PCIE2, PCIE2, XFI4, XFI3, XFI2, XFI1 } },
40 {0x4C, {XFI8, XFI7, XFI6, XFI5, PCIE1, PCIE1, PCIE1, PCIE1 } },
41 {0x4D, {SGMII8, SGMII7, PCIE2, PCIE2, SGMII4, SGMII3, PCIE1, PCIE1 } },
42 {}
43 };
44 static struct serdes_config serdes2_cfg_tbl[] = {
45 /* SerDes 2 */
46 {0x07, {SGMII9, SGMII10, SGMII11, SGMII12, SGMII13, SGMII14, SGMII15,
47 SGMII16 } },
48 {0x09, {SGMII9, SGMII10, SGMII11, SGMII12, SGMII13, SGMII14, SGMII15,
49 SGMII16 } },
50 {0x0A, {SGMII9, SGMII10, SGMII11, SGMII12, SGMII13, SGMII14, SGMII15,
51 SGMII16 } },
52 {0x0C, {SGMII9, SGMII10, SGMII11, SGMII12, SGMII13, SGMII14, SGMII15,
53 SGMII16 } },
54 {0x0E, {SGMII9, SGMII10, SGMII11, SGMII12, SGMII13, SGMII14, SGMII15,
55 SGMII16 } },
56 {0x3D, {PCIE3, PCIE3, PCIE3, PCIE3, PCIE3, PCIE3, PCIE3, PCIE3 } },
57 {0x3E, {PCIE3, PCIE3, PCIE3, PCIE3, PCIE3, PCIE3, PCIE3, PCIE3 } },
58 {0x3F, {PCIE3, PCIE3, PCIE3, PCIE3, PCIE4, PCIE4, PCIE4, PCIE4 } },
59 {0x40, {PCIE3, PCIE3, PCIE3, PCIE3, PCIE4, PCIE4, PCIE4, PCIE4 } },
60 {0x41, {PCIE3, PCIE3, PCIE3, PCIE3, PCIE4, PCIE4, SATA1, SATA2 } },
61 {0x42, {PCIE3, PCIE3, PCIE3, PCIE3, PCIE4, PCIE4, SATA1, SATA2 } },
62 {0x43, {PCIE3, PCIE3, PCIE3, PCIE3, NONE, NONE, SATA1, SATA2 } },
63 {0x44, {PCIE3, PCIE3, PCIE3, PCIE3, NONE, NONE, SATA1, SATA2 } },
64 {0x45, {SGMII9, SGMII10, SGMII11, SGMII12, PCIE4, PCIE4, PCIE4,
65 PCIE4 } },
66 {0x47, {PCIE3, SGMII10, SGMII11, SGMII12, PCIE4, SGMII14, SGMII15,
67 SGMII16 } },
68 {0x49, {SGMII9, SGMII10, SGMII11, SGMII12, PCIE4, PCIE4, SATA1,
69 SATA2 } },
70 {0x4A, {SGMII9, SGMII10, SGMII11, SGMII12, PCIE4, PCIE4, SATA1,
71 SATA2 } },
72 {0x51, {PCIE3, PCIE3, PCIE3, PCIE3, PCIE4, PCIE4, PCIE4, PCIE4 } },
73 {0x57, {PCIE3, PCIE3, PCIE3, PCIE3, PCIE4, PCIE4, SGMII15, SGMII16 } },
74 {}
75 };
76
77 static struct serdes_config *serdes_cfg_tbl[] = {
78 serdes1_cfg_tbl,
79 serdes2_cfg_tbl,
80 };
81
serdes_get_prtcl(int serdes,int cfg,int lane)82 enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
83 {
84 struct serdes_config *ptr;
85
86 if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
87 return 0;
88
89 ptr = serdes_cfg_tbl[serdes];
90 while (ptr->protocol) {
91 if (ptr->protocol == cfg)
92 return ptr->lanes[lane];
93 ptr++;
94 }
95
96 return 0;
97 }
98
is_serdes_prtcl_valid(int serdes,u32 prtcl)99 int is_serdes_prtcl_valid(int serdes, u32 prtcl)
100 {
101 int i;
102 struct serdes_config *ptr;
103
104 if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
105 return 0;
106
107 ptr = serdes_cfg_tbl[serdes];
108 while (ptr->protocol) {
109 if (ptr->protocol == prtcl)
110 break;
111 ptr++;
112 }
113
114 if (!ptr->protocol)
115 return 0;
116
117 for (i = 0; i < SRDS_MAX_LANES; i++) {
118 if (ptr->lanes[i] != NONE)
119 return 1;
120 }
121
122 return 0;
123 }
124