1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright 2016 Freescale Semiconductor, Inc. 4 */ 5 6 #include <common.h> 7 #include <asm/arch/fsl_serdes.h> 8 #include <asm/arch/immap_lsch2.h> 9 10 struct serdes_config { 11 u32 protocol; 12 u8 lanes[SRDS_MAX_LANES]; 13 }; 14 15 static struct serdes_config serdes1_cfg_tbl[] = { 16 /* SerDes 1 */ 17 {0x3333, {SGMII_FM1_DTSEC9, SGMII_FM1_DTSEC10, SGMII_FM1_DTSEC5, 18 SGMII_FM1_DTSEC6} }, 19 {0x1133, {XFI_FM1_MAC9, XFI_FM1_MAC10, SGMII_FM1_DTSEC5, 20 SGMII_FM1_DTSEC6} }, 21 {0x1333, {XFI_FM1_MAC9, SGMII_FM1_DTSEC10, SGMII_FM1_DTSEC5, 22 SGMII_FM1_DTSEC6} }, 23 {0x2333, {SGMII_2500_FM1_DTSEC9, SGMII_FM1_DTSEC10, SGMII_FM1_DTSEC5, 24 SGMII_FM1_DTSEC6} }, 25 {0x2233, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC10, 26 SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6} }, 27 {0x1040, {XFI_FM1_MAC9, NONE, QSGMII_FM1_A, NONE} }, 28 {0x2040, {SGMII_2500_FM1_DTSEC9, NONE, QSGMII_FM1_A, NONE} }, 29 {0x1163, {XFI_FM1_MAC9, XFI_FM1_MAC10, PCIE1, SGMII_FM1_DTSEC6} }, 30 {0x2263, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC10, PCIE1, 31 SGMII_FM1_DTSEC6} }, 32 {0x3363, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6, PCIE1, 33 SGMII_FM1_DTSEC6} }, 34 {0x2223, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC10, 35 SGMII_2500_FM1_DTSEC5, SGMII_FM1_DTSEC6} }, 36 {} 37 }; 38 39 static struct serdes_config serdes2_cfg_tbl[] = { 40 /* SerDes 2 */ 41 {0x8888, {PCIE1, PCIE1, PCIE1, PCIE1} }, 42 {0x5559, {PCIE1, PCIE2, PCIE3, SATA1} }, 43 {0x5577, {PCIE1, PCIE2, PCIE3, PCIE3} }, 44 {0x5506, {PCIE1, PCIE2, NONE, PCIE3} }, 45 {0x0506, {NONE, PCIE2, NONE, PCIE3} }, 46 {0x0559, {NONE, PCIE2, PCIE3, SATA1} }, 47 {0x5A59, {PCIE1, SGMII_FM1_DTSEC2, PCIE3, SATA1} }, 48 {0x5A06, {PCIE1, SGMII_FM1_DTSEC2, NONE, PCIE3} }, 49 {} 50 }; 51 52 static struct serdes_config *serdes_cfg_tbl[] = { 53 serdes1_cfg_tbl, 54 serdes2_cfg_tbl, 55 }; 56 57 enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane) 58 { 59 struct serdes_config *ptr; 60 61 if (serdes >= ARRAY_SIZE(serdes_cfg_tbl)) 62 return 0; 63 64 ptr = serdes_cfg_tbl[serdes]; 65 while (ptr->protocol) { 66 if (ptr->protocol == cfg) 67 return ptr->lanes[lane]; 68 ptr++; 69 } 70 71 return 0; 72 } 73 74 int is_serdes_prtcl_valid(int serdes, u32 prtcl) 75 { 76 int i; 77 struct serdes_config *ptr; 78 79 if (serdes >= ARRAY_SIZE(serdes_cfg_tbl)) 80 return 0; 81 82 ptr = serdes_cfg_tbl[serdes]; 83 while (ptr->protocol) { 84 if (ptr->protocol == prtcl) 85 break; 86 ptr++; 87 } 88 89 if (!ptr->protocol) 90 return 0; 91 92 for (i = 0; i < SRDS_MAX_LANES; i++) { 93 if (ptr->lanes[i] != NONE) 94 return 1; 95 } 96 97 return 0; 98 } 99
