2 * Copyright 2010 Freescale Semiconductor, Inc.
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 #include <asm/immap_85xx.h>
27 #include <asm/fsl_serdes.h>
29 #define SRDS1_MAX_LANES 8
31 static u32 serdes1_prtcl_map;
33 static u8 serdes1_cfg_tbl[][SRDS1_MAX_LANES] = {
34 [0x3] = {PCIE1, PCIE1, PCIE1, PCIE1, SRIO1, SRIO1, SRIO1, SRIO1},
35 [0x4] = {PCIE1, PCIE1, PCIE1, PCIE1, SRIO1, SRIO1, SRIO1, SRIO1},
36 [0x5] = {NONE, NONE, NONE, NONE, SRIO1, SRIO1, SRIO1, SRIO1},
37 [0x6] = {NONE, NONE, NONE, NONE, SRIO1, SRIO1, SRIO1, SRIO1},
38 [0x7] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1},
41 int is_serdes_configured(enum srds_prtcl prtcl)
43 return (1 << prtcl) & serdes1_prtcl_map;
46 void fsl_serdes_init(void)
48 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
49 u32 pordevsr = in_be32(&gur->pordevsr);
50 u32 srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
51 MPC85xx_PORDEVSR_IO_SEL_SHIFT;
54 debug("PORDEVSR[IO_SEL_SRDS] = %x\n", srds_cfg);
56 if (srds_cfg > ARRAY_SIZE(serdes1_cfg_tbl)) {
57 printf("Invalid PORDEVSR[IO_SEL_SRDS] = %d\n", srds_cfg);
61 for (lane = 0; lane < SRDS1_MAX_LANES; lane++) {
62 enum srds_prtcl lane_prtcl = serdes1_cfg_tbl[srds_cfg][lane];
63 serdes1_prtcl_map |= (1 << lane_prtcl);