/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * UNISOC UFS Host Controller driver
 *
 * Copyright (C) 2022 Unisoc, Inc.
 * Author: Zhe Wang <zhe.wang1@unisoc.com>
 */

#ifndef _UFS_SPRD_H_
#define _UFS_SPRD_H_

/* Vendor specific attributes */
#define RXSQCONTROL     0x8009
#define CBRATESEL       0x8114
#define CBCREGADDRLSB   0x8116
#define CBCREGADDRMSB   0x8117
#define CBCREGWRLSB     0x8118
#define CBCREGWRMSB     0x8119
#define CBCREGRDWRSEL   0x811C
#define CBCRCTRL        0x811F
#define CBREFCLKCTRL2   0x8132
#define VS_MPHYDISABLE  0xD0C1

#define APB_UFSDEV_REG          0xCE8
#define APB_UFSDEV_REFCLK_EN    0x2
#define APB_USB31PLL_CTRL       0xCFC
#define APB_USB31PLLV_REF2MPHY  0x1

#define SPRD_SIP_SVC_STORAGE_UFS_CRYPTO_ENABLE                          \
        ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL,                         \
                           ARM_SMCCC_SMC_32,                            \
                           ARM_SMCCC_OWNER_SIP,                         \
                           0x0301)

enum SPRD_UFS_RST_INDEX {
        SPRD_UFSHCI_SOFT_RST,
        SPRD_UFS_DEV_RST,

        SPRD_UFS_RST_MAX
};

enum SPRD_UFS_SYSCON_INDEX {
        SPRD_UFS_ANLG,
        SPRD_UFS_AON_APB,

        SPRD_UFS_SYSCON_MAX
};

enum SPRD_UFS_VREG_INDEX {
        SPRD_UFS_VDD_MPHY,

        SPRD_UFS_VREG_MAX
};

struct ufs_sprd_rst {
        const char *name;
        struct reset_control *rc;
};

struct ufs_sprd_syscon {
        const char *name;
        struct regmap *regmap;
};

struct ufs_sprd_vreg {
        const char *name;
        struct regulator *vreg;
};

struct ufs_sprd_priv {
        struct ufs_sprd_rst rci[SPRD_UFS_RST_MAX];
        struct ufs_sprd_syscon sysci[SPRD_UFS_SYSCON_MAX];
        struct ufs_sprd_vreg vregi[SPRD_UFS_VREG_MAX];
        const struct ufs_hba_variant_ops ufs_hba_sprd_vops;
};

struct ufs_sprd_host {
        struct ufs_hba *hba;
        struct ufs_sprd_priv *priv;
        void __iomem *ufs_dbg_mmio;

        enum ufs_unipro_ver unipro_ver;
};

#endif /* _UFS_SPRD_H_ */