u-boot/arch/powerpc/cpu/mpc85xx/t1040_serdes.c
Codrin Ciubotariu c2a61cd232 arch/powerpc: Add SGMII support for the L2 Switch ports
Some Freescale SoCs like T1020 and T1040 have an integrated
L2 Switch. The L2 Switch ports may be connected to Ethernet PHYs
over SGMII and QSGMII.

Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
2015-01-16 09:32:26 -08:00

68 lines
2.3 KiB
C

/*
* 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>
static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = {
[0x00] = {PCIE1, PCIE1, PCIE1, PCIE1,
PCIE2, PCIE2, PCIE2, PCIE2},
[0x06] = {PCIE1, PCIE1, PCIE1, PCIE1,
PCIE2, PCIE3, PCIE4, SATA1},
[0x08] = {PCIE1, PCIE1, PCIE1, PCIE1,
PCIE2, PCIE3, SATA2, SATA1},
[0x40] = {PCIE1, PCIE1, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE2, PCIE2, PCIE2},
[0x60] = {PCIE1, SGMII_FM1_DTSEC3, QSGMII_SW1_A, QSGMII_SW1_B,
PCIE2, PCIE2, PCIE2, PCIE2},
[0x66] = {PCIE1, SGMII_FM1_DTSEC3, QSGMII_SW1_A, QSGMII_SW1_B,
PCIE2, PCIE3, PCIE4, SATA1},
[0x67] = {PCIE1, SGMII_FM1_DTSEC3, QSGMII_SW1_A, QSGMII_SW1_B,
PCIE2, PCIE3, PCIE4, SGMII_FM1_DTSEC5},
[0x69] = {PCIE1, SGMII_FM1_DTSEC3, QSGMII_SW1_A, QSGMII_SW1_B,
PCIE2, PCIE3, SGMII_FM1_DTSEC4, SATA1},
[0x86] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE3, PCIE4, SATA1},
[0x85] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE2, SGMII_FM1_DTSEC4, SGMII_FM1_DTSEC5},
[0x87] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE3, PCIE4, SGMII_FM1_DTSEC5},
[0x89] = {PCIE1, SGMII_SW1_MAC3, SGMII_SW1_MAC1, SGMII_SW1_MAC2,
PCIE2, PCIE3, SGMII_SW1_MAC4, SATA1},
[0x8D] = {PCIE1, SGMII_SW1_MAC3, SGMII_SW1_MAC1, SGMII_SW1_MAC2,
PCIE2, SGMII_SW1_MAC6, SGMII_SW1_MAC4, SGMII_SW1_MAC5},
[0x8F] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
AURORA, NONE, SGMII_FM1_DTSEC4, SGMII_FM1_DTSEC5},
[0xA5] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE2, SGMII_FM1_DTSEC4, SGMII_FM1_DTSEC5},
[0xA7] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE3, PCIE4, SGMII_FM1_DTSEC5},
[0xAA] = {PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
PCIE2, PCIE3, SGMII_FM1_DTSEC4, SGMII_FM1_DTSEC5},
};
enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
{
return serdes_cfg_tbl[cfg][lane];
}
int is_serdes_prtcl_valid(int serdes, 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;
}