u-boot/arch/powerpc/cpu/mpc85xx/p5040_serdes.c
Tom Rini d678a59d2d Revert "Merge patch series "arm: dts: am62-beagleplay: Fix Beagleplay Ethernet""
When bringing in the series 'arm: dts: am62-beagleplay: Fix Beagleplay
Ethernet"' I failed to notice that b4 noticed it was based on next and
so took that as the base commit and merged that part of next to master.

This reverts commit c8ffd1356d, reversing
changes made to 2ee6f3a5f7.

Reported-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Tom Rini <trini@konsulko.com>
2024-05-19 08:16:36 -06:00

100 lines
4 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2009-2011 Freescale Semiconductor, Inc.
*/
#include <common.h>
#include <asm/fsl_serdes.h>
#include <asm/processor.h>
#include <asm/io.h>
#include "fsl_corenet_serdes.h"
/*
* Note: For P5040, the fourth SerDes bank (with two lanes) is on SerDes2, but
* U-Boot only supports one SerDes controller. Therefore, we ignore bank 4 in
* this table. This works because most of the SerDes code is for errata
* work-arounds, and there are no P5040 errata that effect bank 4.
*/
static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = {
[0x00] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, PCIE2, PCIE2,
SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4, SGMII_FM1_DTSEC1,
SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
XAUI_FM2, XAUI_FM2, XAUI_FM2, XAUI_FM2, /* SATA1, SATA2, */ },
[0x01] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, PCIE2, PCIE2,
SGMII_FM1_DTSEC3, SGMII_FM2_DTSEC4, XAUI_FM1, XAUI_FM1,
XAUI_FM1, XAUI_FM1, XAUI_FM2, XAUI_FM2, XAUI_FM2,
XAUI_FM2, /* SATA1, SATA2 */ },
[0x02] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, SGMII_FM1_DTSEC3,
SGMII_FM1_DTSEC4, SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4,
XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM2, XAUI_FM2,
XAUI_FM2, XAUI_FM2, /* SATA1, SATA2 */ },
[0x03] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, SGMII_FM2_DTSEC1,
SGMII_FM2_DTSEC2, SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4,
SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3,
SGMII_FM1_DTSEC4, XAUI_FM2, XAUI_FM2, XAUI_FM2, XAUI_FM2,
/* SATA1, SATA2 */ },
[0x04] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE3, SGMII_FM2_DTSEC1,
SGMII_FM2_DTSEC2, SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4,
SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3,
SGMII_FM1_DTSEC4, XAUI_FM2, XAUI_FM2, XAUI_FM2, XAUI_FM2,
/* SATA1, SATA2 */ },
[0x05] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE3, SGMII_FM1_DTSEC3,
SGMII_FM1_DTSEC4, SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4,
XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM2, XAUI_FM2,
XAUI_FM2, XAUI_FM2, /* SATA1, SATA2 */ },
[0x06] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1,
SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4, SGMII_FM1_DTSEC1,
SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
XAUI_FM2, XAUI_FM2, XAUI_FM2, XAUI_FM2, /* SATA1, SATA2 */ },
[0x07] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1,
SGMII_FM1_DTSEC3, SGMII_FM2_DTSEC4, XAUI_FM1, XAUI_FM1,
XAUI_FM1, XAUI_FM1, XAUI_FM2, XAUI_FM2, XAUI_FM2,
XAUI_FM2, /* SATA1, SATA2 */ },
[0x11] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, PCIE2, PCIE2,
AURORA, AURORA, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, SATA1, SATA2,
/* NONE, NONE */ },
[0x15] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, PCIE2, PCIE2,
AURORA, AURORA, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1,
NONE, NONE, SATA1, SATA2, /* NONE, NONE */ },
[0x2a] = {PCIE1, PCIE1, PCIE3, PCIE3, PCIE2, PCIE2, PCIE2, PCIE2,
AURORA, AURORA, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, XAUI_FM2, XAUI_FM2,
XAUI_FM2, XAUI_FM2, /* NONE, NONE */ },
[0x34] = {PCIE1, PCIE1, PCIE1, PCIE1, SGMII_FM1_DTSEC1,
SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, AURORA,
AURORA, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1, NONE,
NONE, SATA1, SATA2, /* NONE, NONE */ },
[0x35] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, AURORA, AURORA, XAUI_FM1,
XAUI_FM1, XAUI_FM1, XAUI_FM1, NONE, NONE, SATA1, SATA2,
/* NONE, NONE */ },
[0x36] = {PCIE1, PCIE1, PCIE3, PCIE3, SGMII_FM1_DTSEC1,
SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, AURORA,
AURORA, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1, NONE,
NONE, SATA1, SATA2, /* NONE, NONE */ },
};
enum srds_prtcl serdes_get_prtcl(int cfg, int lane)
{
if (!serdes_lane_enabled(lane))
return NONE;
return serdes_cfg_tbl[cfg][lane];
}
int is_serdes_prtcl_valid(u32 prtcl)
{
int i;
if (prtcl >= ARRAY_SIZE(serdes_cfg_tbl))
return 0;
for (i = 0; i < SRDS_MAX_LANES; i++) {
if (serdes_cfg_tbl[prtcl][i] != NONE)
return 1;
}
return 0;
}