arch/powerpc/cpu/mpc85xx/t1024_serdes.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2014 Freescale Semiconductor, Inc.
   4  */
   5
   6 #include <common.h>
   7 #include <asm/fsl_serdes.h>
   8 #include <asm/processor.h>
   9 #include <asm/io.h>
  10
  11
  12 static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = {
  13         [0x40] = {PCIE1, PCIE1, PCIE1, PCIE1},
  14         [0xD5] = {QSGMII_FM1_A, PCIE3, PCIE2, PCIE1},
  15         [0xD6] = {QSGMII_FM1_A, PCIE3, PCIE2, SATA1},
  16         [0x95] = {XFI_FM1_MAC1, PCIE3, PCIE2, PCIE1},
  17         [0x99] = {XFI_FM1_MAC1, PCIE3, SGMII_FM1_DTSEC2, PCIE1},
  18         [0x46] = {PCIE1, PCIE1, PCIE2, SATA1},
  19         [0x47] = {PCIE1, PCIE1, PCIE2, SGMII_FM1_DTSEC1},
  20         [0x56] = {PCIE1, PCIE3, PCIE2, SATA1},
  21         [0x5A] = {PCIE1, PCIE3, SGMII_FM1_DTSEC2, SATA1},
  22         [0x5B] = {PCIE1, PCIE3, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC1},
  23         [0x5F] = {PCIE1, PCIE3, SGMII_2500_FM1_DTSEC2, SGMII_2500_FM1_DTSEC1},
  24         [0x6A] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC2, SATA1},
  25         [0x6B] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC1},
  26         [0x6F] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_2500_FM1_DTSEC2,
  27                   SGMII_2500_FM1_DTSEC1},
  28         [0x77] = {PCIE1, SGMII_2500_FM1_DTSEC3, PCIE2, SGMII_FM1_DTSEC1},
  29         [0x7F] = {PCIE1, SGMII_2500_FM1_DTSEC3, SGMII_2500_FM1_DTSEC2,
  30                   SGMII_2500_FM1_DTSEC1},
  31         [0x119] = {AURORA, PCIE3, SGMII_FM1_DTSEC2, PCIE1},
  32         [0x135] = {AURORA, SGMII_2500_FM1_DTSEC3, PCIE2, PCIE1},
  33 };
  34
  35 enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
  36 {
  37         return serdes_cfg_tbl[cfg][lane];
  38 }
  39
  40 int is_serdes_prtcl_valid(int serdes, u32 prtcl)
  41 {
  42         int i;
  43
  44         if (prtcl >= ARRAY_SIZE(serdes_cfg_tbl))
  45                 return 0;
  46
  47         for (i = 0; i < SRDS_MAX_LANES; i++) {
  48                 if (serdes_cfg_tbl[prtcl][i] != NONE)
  49                         return 1;
  50         }
  51
  52         return 0;
  53 }