| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright 2016 Freescale Semiconductor, Inc. |
| */ |
| |
| #include <common.h> |
| #include <asm/arch/fsl_serdes.h> |
| #include <asm/arch/immap_lsch2.h> |
| |
| struct serdes_config { |
| u32 protocol; |
| u8 lanes[SRDS_MAX_LANES]; |
| }; |
| |
| static struct serdes_config serdes1_cfg_tbl[] = { |
| /* SerDes 1 */ |
| {0x3333, {SGMII_FM1_DTSEC9, SGMII_FM1_DTSEC10, SGMII_FM1_DTSEC5, |
| SGMII_FM1_DTSEC6} }, |
| {0x1133, {XFI_FM1_MAC9, XFI_FM1_MAC10, SGMII_FM1_DTSEC5, |
| SGMII_FM1_DTSEC6} }, |
| {0x1333, {XFI_FM1_MAC9, SGMII_FM1_DTSEC10, SGMII_FM1_DTSEC5, |
| SGMII_FM1_DTSEC6} }, |
| {0x2333, {SGMII_2500_FM1_DTSEC9, SGMII_FM1_DTSEC10, SGMII_FM1_DTSEC5, |
| SGMII_FM1_DTSEC6} }, |
| {0x2233, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC10, |
| SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6} }, |
| {0x1040, {XFI_FM1_MAC9, NONE, QSGMII_FM1_A, NONE} }, |
| {0x2040, {SGMII_2500_FM1_DTSEC9, NONE, QSGMII_FM1_A, NONE} }, |
| {0x1163, {XFI_FM1_MAC9, XFI_FM1_MAC10, PCIE1, SGMII_FM1_DTSEC6} }, |
| {0x2263, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC10, PCIE1, |
| SGMII_FM1_DTSEC6} }, |
| {0x3363, {SGMII_FM1_DTSEC9, SGMII_FM1_DTSEC10, PCIE1, |
| SGMII_FM1_DTSEC6} }, |
| {0x2223, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC10, |
| SGMII_2500_FM1_DTSEC5, SGMII_FM1_DTSEC6} }, |
| {0x3040, {SGMII_FM1_DTSEC9, NONE, QSGMII_FM1_A, NONE} }, |
| {} |
| }; |
| |
| static struct serdes_config serdes2_cfg_tbl[] = { |
| /* SerDes 2 */ |
| {0x8888, {PCIE1, PCIE1, PCIE1, PCIE1} }, |
| {0x5559, {PCIE1, PCIE2, PCIE3, SATA1} }, |
| {0x5577, {PCIE1, PCIE2, PCIE3, PCIE3} }, |
| {0x5506, {PCIE1, PCIE2, NONE, PCIE3} }, |
| {0x0506, {NONE, PCIE2, NONE, PCIE3} }, |
| {0x0559, {NONE, PCIE2, PCIE3, SATA1} }, |
| {0x5A59, {PCIE1, SGMII_FM1_DTSEC2, PCIE3, SATA1} }, |
| {0x5A06, {PCIE1, SGMII_FM1_DTSEC2, NONE, PCIE3} }, |
| {} |
| }; |
| |
| static struct serdes_config *serdes_cfg_tbl[] = { |
| serdes1_cfg_tbl, |
| serdes2_cfg_tbl, |
| }; |
| |
| enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane) |
| { |
| struct serdes_config *ptr; |
| |
| if (serdes >= ARRAY_SIZE(serdes_cfg_tbl)) |
| return 0; |
| |
| ptr = serdes_cfg_tbl[serdes]; |
| while (ptr->protocol) { |
| if (ptr->protocol == cfg) |
| return ptr->lanes[lane]; |
| ptr++; |
| } |
| |
| return 0; |
| } |
| |
| int is_serdes_prtcl_valid(int serdes, u32 prtcl) |
| { |
| int i; |
| struct serdes_config *ptr; |
| |
| if (serdes >= ARRAY_SIZE(serdes_cfg_tbl)) |
| return 0; |
| |
| ptr = serdes_cfg_tbl[serdes]; |
| while (ptr->protocol) { |
| if (ptr->protocol == prtcl) |
| break; |
| ptr++; |
| } |
| |
| if (!ptr->protocol) |
| return 0; |
| |
| for (i = 0; i < SRDS_MAX_LANES; i++) { |
| if (ptr->lanes[i] != NONE) |
| return 1; |
| } |
| |
| return 0; |
| } |