u-boot/arch/powerpc/cpu/mpc85xx/p2041_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

89 lines
3 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2010-2011 Freescale Semiconductor, Inc.
*/
#include <common.h>
#include <asm/fsl_serdes.h>
#include <asm/processor.h>
#include <asm/io.h>
#include "fsl_corenet_serdes.h"
static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = {
[0x2] = {NONE, NONE, PCIE1, PCIE1, SRIO1, SRIO1, SRIO1, SRIO1,
NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, },
[0x5] = {NONE, NONE, PCIE1, PCIE3, PCIE2, PCIE2, PCIE2, PCIE2,
NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, },
[0x8] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
PCIE2, PCIE2, PCIE2, NONE, NONE, NONE, NONE, SATA1,
SATA2, NONE, NONE, NONE, NONE, },
[0x9] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
PCIE2, PCIE2, PCIE2, NONE, NONE, XAUI_FM1, XAUI_FM1,
XAUI_FM1, XAUI_FM1, NONE, NONE, NONE, NONE, },
[0xa] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
PCIE2, PCIE2, PCIE2, NONE, NONE, PCIE3, PCIE3, PCIE3,
PCIE3, NONE, NONE, NONE, NONE, },
[0xf] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2,
SRIO2, SRIO1, SRIO1, NONE, NONE, PCIE3, SGMII_FM1_DTSEC5,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, },
[0x14] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
PCIE2, SRIO1, SRIO1, NONE, NONE, AURORA,
SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE,
NONE, NONE, NONE, },
[0x16] = {NONE, NONE, PCIE1, PCIE3, PCIE2, PCIE2, SGMII_FM1_DTSEC3,
SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, SATA1, SATA2, NONE,
NONE, NONE, NONE, },
[0x17] = {NONE, NONE, PCIE1, PCIE3, PCIE2, PCIE2, SGMII_FM1_DTSEC3,
SGMII_FM1_DTSEC4, NONE, NONE, XAUI_FM1, XAUI_FM1, XAUI_FM1,
XAUI_FM1, NONE, NONE, NONE, NONE, },
[0x19] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
PCIE2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE,
NONE, NONE, SATA1, SATA2, NONE, NONE, NONE, NONE, },
[0x1a] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2,
SRIO2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE,
NONE, NONE, SATA1, SATA2, NONE, NONE, NONE, NONE, },
[0x1c] = {NONE, NONE, PCIE1, SGMII_FM1_DTSEC2, PCIE2, PCIE2,
SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, AURORA,
SGMII_FM1_DTSEC5, NONE, NONE, NONE, NONE, NONE, NONE, },
};
enum srds_prtcl serdes_get_prtcl(int cfg, int lane)
{
enum srds_prtcl prtcl;
u32 svr = get_svr();
u32 ver = SVR_SOC_VER(svr);
if (!serdes_lane_enabled(lane))
return NONE;
prtcl = serdes_cfg_tbl[cfg][lane];
/* P2040[e] does not support XAUI */
if (ver == SVR_P2040 && prtcl == XAUI_FM1)
prtcl = NONE;
return prtcl;
}
int is_serdes_prtcl_valid(u32 prtcl)
{
int i;
u32 svr = get_svr();
u32 ver = SVR_SOC_VER(svr);
if (prtcl >= ARRAY_SIZE(serdes_cfg_tbl))
return 0;
/* P2040[e] does not support XAUI */
if (ver == SVR_P2040 && prtcl == XAUI_FM1)
return 0;
for (i = 0; i < SRDS_MAX_LANES; i++) {
if (serdes_cfg_tbl[prtcl][i] != NONE)
return 1;
}
return 0;
}