upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/arch/powerpc/cpu/mpc85xx/b4860_serdes.c

206 lines
5.5 KiB

/*
* Copyright 2012 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#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];
};
#ifdef CONFIG_PPC_B4860
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}},
{0x2C, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6,
CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}},
{0x2D, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6,
CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}},
{0x2E, {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}},
{0x7A, {SRIO2, SRIO2, SRIO2, SRIO2,
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}},
{0x8D, {SRIO2, SRIO2, 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}},
{0x98, {XAUI_FM1_MAC9, XAUI_FM1_MAC9,
XAUI_FM1_MAC9, XAUI_FM1_MAC9,
XAUI_FM1_MAC10, XAUI_FM1_MAC10,
XAUI_FM1_MAC10, XAUI_FM1_MAC10}},
{}
};
#endif
#ifdef CONFIG_PPC_B4420
static struct serdes_config serdes1_cfg_tbl[] = {
{0x0D, {NONE, NONE, CPRI6, CPRI5,
CPRI4, CPRI3, NONE, NONE} },
{0x0E, {NONE, NONE, CPRI8, CPRI5,
CPRI4, CPRI3, NONE, NONE} },
{0x0F, {NONE, NONE, CPRI6, CPRI5,
CPRI4, CPRI3, NONE, NONE} },
{0x18, {NONE, NONE,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
NONE, NONE, NONE, NONE} },
{0x1B, {NONE, NONE,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
NONE, NONE, NONE, NONE} },
{0x1E, {NONE, NONE, AURORA, AURORA,
NONE, NONE, NONE, NONE} },
{0x21, {NONE, NONE, AURORA, AURORA,
NONE, NONE, NONE, NONE} },
{0x3E, {NONE, NONE, CPRI6, CPRI5,
CPRI4, CPRI3, NONE, NONE} },
{}
};
static struct serdes_config serdes2_cfg_tbl[] = {
{0x49, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
SGMII_FM1_DTSEC3, AURORA,
NONE, NONE, NONE, NONE} },
{0x4A, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
SGMII_FM1_DTSEC3, AURORA,
NONE, NONE, NONE, NONE} },
{0x6F, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
AURORA, AURORA, NONE, NONE, NONE, NONE} },
{0x70, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
AURORA, AURORA, NONE, NONE, NONE, NONE} },
{0x9A, {PCIE1, PCIE1,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
NONE, NONE, NONE, NONE} },
{0x9E, {PCIE1, PCIE1, PCIE1, PCIE1,
NONE, NONE, NONE, NONE} },
{}
};
#endif
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;
}