u-boot/arch/arm/mvebu-common/serdes/high_speed_env_spec.h

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/*
* Copyright (C) Marvell International Ltd. and its affiliates
*
* SPDX-License-Identifier: GPL-2.0
*/
#ifndef __HIGHSPEED_ENV_SPEC_H
#define __HIGHSPEED_ENV_SPEC_H
#include "../../../drivers/ddr/mvebu/ddr3_hw_training.h"
typedef enum {
SERDES_UNIT_UNCONNECTED = 0x0,
SERDES_UNIT_PEX = 0x1,
SERDES_UNIT_SATA = 0x2,
SERDES_UNIT_SGMII0 = 0x3,
SERDES_UNIT_SGMII1 = 0x4,
SERDES_UNIT_SGMII2 = 0x5,
SERDES_UNIT_SGMII3 = 0x6,
SERDES_UNIT_QSGMII = 0x7,
SERDES_UNIT_SETM = 0x8,
SERDES_LAST_UNIT
} MV_BIN_SERDES_UNIT_INDX;
typedef enum {
PEX_BUS_DISABLED = 0,
PEX_BUS_MODE_X1 = 1,
PEX_BUS_MODE_X4 = 2,
PEX_BUS_MODE_X8 = 3
} MV_PEX_UNIT_CFG;
typedef enum pex_type {
MV_PEX_ROOT_COMPLEX, /* root complex device */
MV_PEX_END_POINT /* end point device */
} MV_PEX_TYPE;
typedef struct serdes_change_m_phy {
MV_BIN_SERDES_UNIT_INDX type;
u32 reg_low_speed;
u32 val_low_speed;
u32 reg_hi_speed;
u32 val_hi_speed;
} MV_SERDES_CHANGE_M_PHY;
/*
* Configuration per SERDES line. Each nibble is MV_SERDES_LINE_TYPE
*/
typedef struct board_serdes_conf {
MV_PEX_TYPE pex_type; /* MV_PEX_ROOT_COMPLEX MV_PEX_END_POINT */
u32 line0_7; /* Lines 0 to 7 SERDES MUX one nibble per line */
u32 line8_15; /* Lines 8 to 15 SERDES MUX one nibble per line */
MV_PEX_UNIT_CFG pex_mode[4];
/*
* Bus speed - one bit per SERDES line:
* Low speed (0) High speed (1)
* PEX 2.5 G (10 bit) 5 G (20 bit)
* SATA 1.5 G 3 G
* SGMII 1.25 Gbps 3.125 Gbps
*/
u32 bus_speed;
MV_SERDES_CHANGE_M_PHY *serdes_m_phy_change;
} MV_BIN_SERDES_CFG;
#define BIN_SERDES_CFG { \
{0, 1, -1 , -1, -1, -1, -1, -1, -1}, /* Lane 0 */ \
{0, 1, -1 , -1, -1, -1, -1, -1, 2}, /* Lane 1 */ \
{0, 1, -1 , 2, -1, -1, -1, -1, 3}, /* Lane 2 */ \
{0, 1, -1 , -1, 2, -1, -1, 3, -1}, /* Lane 3 */ \
{0, 1, 2 , -1, -1, 3, -1, -1, 4}, /* Lane 4 */ \
{0, 1, 2 , -1, 3, -1, -1, 4, -1}, /* Lane 5 */ \
{0, 1, 2 , 4, -1, 3, -1, -1, -1}, /* Lane 6 */ \
{0, 1, -1 , 2, -1, -1, 3, -1, 4}, /* Lane 7*/ \
{0, 1, -1 , -1, -1, -1, -1, -1, -1}, /* Lane 8 */ \
{0, 1, -1 , -1, -1, -1, -1, -1, -1}, /* Lane 9 */ \
{0, 1, -1 , -1, -1, -1, -1, -1, -1}, /* Lane 10 */ \
{0, 1, -1 , -1, -1, -1, -1, -1, -1}, /* Lane 11 */ \
{0, 1, -1 , -1, -1, -1, -1, -1, -1}, /* Lane 12 */ \
{0, 1, -1 , -1, -1, -1, -1, -1, -1}, /* Lane 13 */ \
{0, 1, -1 , -1, -1, -1, -1, -1, -1}, /* Lane 14 */ \
{0, 1, -1 , -1, -1, -1, -1, -1, -1}, /* Lane 15 */ \
}
#endif /* __HIGHSPEED_ENV_SPEC_H */