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/*
* Texas Instruments Keystone SerDes driver
*
* (C) Copyright 2014
* Texas Instruments Incorporated, <www.ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __TI_KEYSTONE_SERDES_H__
#define __TI_KEYSTONE_SERDES_H__
/* SERDES Reference clock */
enum ks2_serdes_clock {
SERDES_CLOCK_100M, /* 100 MHz */
SERDES_CLOCK_122P88M, /* 122.88 MHz */
SERDES_CLOCK_125M, /* 125 MHz */
SERDES_CLOCK_156P25M, /* 156.25 MHz */
SERDES_CLOCK_312P5M, /* 312.5 MHz */
};
/* SERDES Lane Baud Rate */
enum ks2_serdes_rate {
SERDES_RATE_4P9152G, /* 4.9152 GBaud */
SERDES_RATE_5G, /* 5 GBaud */
SERDES_RATE_6P144G, /* 6.144 GBaud */
SERDES_RATE_6P25G, /* 6.25 GBaud */
SERDES_RATE_10p3125g, /* 10.3215 GBaud */
SERDES_RATE_12p5g, /* 12.5 GBaud */
};
/* SERDES Lane Rate Mode */
enum ks2_serdes_rate_mode {
SERDES_FULL_RATE,
SERDES_HALF_RATE,
SERDES_QUARTER_RATE,
};
/* SERDES PHY TYPE */
enum ks2_serdes_interface {
SERDES_PHY_SGMII,
SERDES_PHY_PCSR, /* XGE SERDES */
};
struct ks2_serdes {
enum ks2_serdes_clock clk;
enum ks2_serdes_rate rate;
enum ks2_serdes_rate_mode rate_mode;
enum ks2_serdes_interface intf;
u32 loopback;
};
int ks2_serdes_init(u32 base, struct ks2_serdes *serdes, u32 num_lanes);
#endif /* __TI_KEYSTONE_SERDES_H__ */