/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * UFS Host driver for Synopsys Designware Core
 *
 * Copyright (C) 2015-2016 Synopsys, Inc. (www.synopsys.com)
 *
 * Authors: Joao Pinto <jpinto@synopsys.com>
 */

#ifndef _UFSHCD_DWC_H
#define _UFSHCD_DWC_H

#include <ufs/ufshcd.h>

/* RMMI Attributes */
#define CBREFCLKCTRL2           0x8132
#define CBCRCTRL                0x811F
#define CBC10DIRECTCONF2        0x810E
#define CBRATESEL               0x8114
#define CBCREGADDRLSB           0x8116
#define CBCREGADDRMSB           0x8117
#define CBCREGWRLSB             0x8118
#define CBCREGWRMSB             0x8119
#define CBCREGRDLSB             0x811A
#define CBCREGRDMSB             0x811B
#define CBCREGRDWRSEL           0x811C

#define CBREFREFCLK_GATE_OVR_EN         BIT(7)

/* M-PHY Attributes */
#define MTX_FSM_STATE           0x41
#define MRX_FSM_STATE           0xC1

/* M-PHY registers */
#define RX_OVRD_IN_1(n)         (0x3006 + ((n) * 0x100))
#define RX_PCS_OUT(n)           (0x300F + ((n) * 0x100))
#define FAST_FLAGS(n)           (0x401C + ((n) * 0x100))
#define RX_AFE_ATT_IDAC(n)      (0x4000 + ((n) * 0x100))
#define RX_AFE_CTLE_IDAC(n)     (0x4001 + ((n) * 0x100))
#define FW_CALIB_CCFG(n)        (0x404D + ((n) * 0x100))

/* Tx/Rx FSM state */
enum rx_fsm_state {
        RX_STATE_DISABLED = 0,
        RX_STATE_HIBERN8 = 1,
        RX_STATE_SLEEP = 2,
        RX_STATE_STALL = 3,
        RX_STATE_LSBURST = 4,
        RX_STATE_HSBURST = 5,
};

enum tx_fsm_state {
        TX_STATE_DISABLED = 0,
        TX_STATE_HIBERN8 = 1,
        TX_STATE_SLEEP = 2,
        TX_STATE_STALL = 3,
        TX_STATE_LSBURST = 4,
        TX_STATE_HSBURST = 5,
};

struct ufshcd_dme_attr_val {
        u32 attr_sel;
        u32 mib_val;
        u8 peer;
};

int ufshcd_dwc_link_startup_notify(struct ufs_hba *hba,
                                        enum ufs_notify_change_status status);
int ufshcd_dwc_dme_set_attrs(struct ufs_hba *hba,
                                const struct ufshcd_dme_attr_val *v, int n);
#endif /* End of Header */