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 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 {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 40 static struct serdes_config *serdes_cfg_tbl[] = { 41 serdes1_cfg_tbl, 42 }; 43 44 enum 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 61 int 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
