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5
6#include <common.h>
7#include <asm/arch/fsl_serdes.h>
8#include <asm/arch/soc.h>
9#include <asm/io.h>
10
11struct serdes_config {
12 u8 ip_protocol;
13 u8 lanes[SRDS_MAX_LANES];
14 u8 rcw_lanes[SRDS_MAX_LANES];
15};
16
17static struct serdes_config serdes1_cfg_tbl[] = {
18
19 {0x12, {SGMII3, SGMII7, SGMII1, SGMII2 }, {3, 3, 3, 3 } },
20 {0x15, {SGMII3, SGMII7, XFI1, XFI2 }, {3, 3, 1, 1 } },
21 {0x16, {SGMII3, SGMII7, SGMII1, XFI2 }, {3, 3, 3, 1 } },
22 {0x17, {SGMII3, SGMII7, SGMII1, SGMII2 }, {3, 3, 3, 2 } },
23 {0x18, {SGMII3, SGMII7, SGMII1, SGMII2 }, {3, 3, 2, 2 } },
24 {0x19, {SGMII3, QSGMII_B, XFI1, XFI2}, {3, 4, 1, 1 } },
25 {0x1A, {SGMII3, QSGMII_B, SGMII1, XFI2 }, {3, 4, 3, 1 } },
26 {0x1B, {SGMII3, QSGMII_B, SGMII1, SGMII2 }, {3, 4, 3, 2 } },
27 {0x1C, {SGMII3, QSGMII_B, SGMII1, SGMII2 }, {3, 4, 2, 2 } },
28 {0x1D, {QSGMII_A, QSGMII_B, XFI1, XFI2 }, {4, 4, 1, 1 } },
29 {0x1E, {QSGMII_A, QSGMII_B, SGMII1, XFI2 }, {4, 4, 3, 1 } },
30 {0x1F, {QSGMII_A, QSGMII_B, SGMII1, SGMII2 }, {4, 4, 3, 2 } },
31 {0x20, {QSGMII_A, QSGMII_B, SGMII1, SGMII2 }, {4, 4, 2, 2 } },
32 {0x35, {SGMII3, QSGMII_B, SGMII1, SGMII2 }, {3, 4, 3, 3 } },
33 {0x36, {QSGMII_A, QSGMII_B, SGMII1, SGMII2 }, {4, 4, 3, 3 } },
34 {0x3A, {SGMII3, PCIE1, SGMII1, SGMII2 }, {3, 5, 3, 3 } },
35 {}
36};
37
38static struct serdes_config serdes2_cfg_tbl[] = {
39
40 {0x0C, {PCIE1, PCIE1, PCIE1, PCIE1 }, {8, 8, 8, 8 } },
41 {0x0D, {PCIE1, PCIE2, PCIE3, SATA1 }, {5, 5, 5, 9 } },
42 {0x0E, {PCIE1, PCIE1, PCIE2, SATA1 }, {7, 7, 6, 9 } },
43 {0x13, {PCIE1, PCIE1, PCIE3, PCIE3 }, {7, 7, 7, 7 } },
44 {0x14, {PCIE1, PCIE2, PCIE3, PCIE3 }, {5, 5, 7, 7 } },
45 {0x3C, {NONE, PCIE2, NONE, PCIE3 }, {0, 5, 0, 6 } },
46 {}
47};
48
49static struct serdes_config *serdes_cfg_tbl[] = {
50 serdes1_cfg_tbl,
51 serdes2_cfg_tbl,
52};
53
54bool soc_has_mac1(void)
55{
56 struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
57 unsigned int svr = gur_in32(&gur->svr);
58 unsigned int version = SVR_SOC_VER(svr);
59
60 return (version == SVR_LS1088A || version == SVR_LS1084A);
61}
62
63int serdes_get_number(int serdes, int cfg)
64{
65 struct serdes_config *ptr;
66 int i, j, index, lnk;
67 int is_found, max_lane = SRDS_MAX_LANES;
68
69 if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
70 return 0;
71
72 ptr = serdes_cfg_tbl[serdes];
73
74 while (ptr->ip_protocol) {
75 is_found = 1;
76 for (i = 0, j = max_lane - 1; i < max_lane; i++, j--) {
77 lnk = cfg & (0xf << 4 * i);
78 lnk = lnk >> (4 * i);
79
80 index = (serdes == FSL_SRDS_1) ? j : i;
81
82 if (ptr->rcw_lanes[index] == lnk && is_found)
83 is_found = 1;
84 else
85 is_found = 0;
86 }
87
88 if (is_found)
89 return ptr->ip_protocol;
90 ptr++;
91 }
92
93 return 0;
94}
95
96enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
97{
98 struct serdes_config *ptr;
99
100 if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
101 return 0;
102
103
104
105
106 if (serdes == FSL_SRDS_1 && lane == 2) {
107 if (!soc_has_mac1())
108 return 0;
109 }
110 ptr = serdes_cfg_tbl[serdes];
111 while (ptr->ip_protocol) {
112 if (ptr->ip_protocol == cfg)
113 return ptr->lanes[lane];
114 ptr++;
115 }
116
117 return 0;
118}
119
120int is_serdes_prtcl_valid(int serdes, u32 prtcl)
121{
122 int i;
123 struct serdes_config *ptr;
124
125 if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
126 return 0;
127
128 ptr = serdes_cfg_tbl[serdes];
129 while (ptr->ip_protocol) {
130 if (ptr->ip_protocol == prtcl)
131 break;
132 ptr++;
133 }
134
135 if (!ptr->ip_protocol)
136 return 0;
137
138 for (i = 0; i < SRDS_MAX_LANES; i++) {
139 if (ptr->lanes[i] != NONE)
140 return 1;
141 }
142
143 return 0;
144}
145
