diff options
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/b4860_serdes.c')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/b4860_serdes.c | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/b4860_serdes.c b/arch/powerpc/cpu/mpc85xx/b4860_serdes.c new file mode 100644 index 000000000..9990202f4 --- /dev/null +++ b/arch/powerpc/cpu/mpc85xx/b4860_serdes.c @@ -0,0 +1,162 @@ +/* + * Copyright 2012 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/fsl_serdes.h> +#include <asm/processor.h> +#include <asm/io.h> +#include "fsl_corenet2_serdes.h" + +struct serdes_config { + u8 protocol; + u8 lanes[SRDS_MAX_LANES]; +}; + +static struct serdes_config serdes1_cfg_tbl[] = { + /* SerDes 1 */ + {0x0D, {CPRI8, CPRI7, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x0E, {CPRI8, CPRI7, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x12, {CPRI8, CPRI7, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x2a, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6, + CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x30, {AURORA, AURORA, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x32, {AURORA, AURORA, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x33, {AURORA, AURORA, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x34, {AURORA, AURORA, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x3E, {CPRI8, CPRI7, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1}}, + {} +}; +static struct serdes_config serdes2_cfg_tbl[] = { + /* SerDes 2 */ + {0x18, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + AURORA, AURORA, SRIO1, SRIO1}}, + {0x1D, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + AURORA, AURORA, SRIO1, SRIO1}}, + {0x2B, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SRIO2, SRIO2, + AURORA, AURORA, SRIO1, SRIO1}}, + {0x30, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SRIO2, SRIO2, + AURORA, AURORA, + SRIO1, SRIO1}}, + {0x49, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, AURORA, + SRIO1, SRIO1, SRIO1, SRIO1}}, + {0x4A, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, AURORA, + SRIO1, SRIO1, SRIO1, SRIO1}}, + {0x4C, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, AURORA, + SRIO1, SRIO1, SRIO1, SRIO1}}, + {0x4E, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, AURORA, + SRIO1, SRIO1, SRIO1, SRIO1}}, + {0x84, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SRIO2, SRIO2, AURORA, AURORA, + XFI_FM1_MAC9, XFI_FM1_MAC10}}, + {0x85, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SRIO2, SRIO2, AURORA, AURORA, + XFI_FM1_MAC9, XFI_FM1_MAC10}}, + {0x87, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SRIO2, SRIO2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + XFI_FM1_MAC9, XFI_FM1_MAC10}}, + {0x93, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + XAUI_FM1_MAC10, XAUI_FM1_MAC10, + XAUI_FM1_MAC10, XAUI_FM1_MAC10}}, + {0x9E, {PCIE1, PCIE1, PCIE1, PCIE1, + XAUI_FM1_MAC10, XAUI_FM1_MAC10, + XAUI_FM1_MAC10, XAUI_FM1_MAC10}}, + {0x9A, {PCIE1, PCIE1, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + XAUI_FM1_MAC10, XAUI_FM1_MAC10, + XAUI_FM1_MAC10, XAUI_FM1_MAC10}}, + {0xB2, {PCIE1, PCIE1, PCIE1, PCIE1, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + XFI_FM1_MAC9, XFI_FM1_MAC10}}, + {0xC3, {XAUI_FM1_MAC9, XAUI_FM1_MAC9, + XAUI_FM1_MAC9, XAUI_FM1_MAC9, + SRIO1, SRIO1, SRIO1, SRIO1}}, + {} +}; +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; +} |