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 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 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