// SPDX-License-Identifier: GPL-2.0-only /* * UFS PHY driver data for Samsung EXYNOSAUTO v9 SoC * * Copyright (C) 2021 Samsung Electronics Co., Ltd. */ #include "phy-samsung-ufs.h" #define EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL 0x728 #define EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL_MASK 0x1 #define EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL_EN BIT(0) #define EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CDR_LOCK_STATUS 0x5e #define PHY_TRSV_REG_CFG_AUTOV9(o, v, d) \ PHY_TRSV_REG_CFG_OFFSET(o, v, d, 0x50) /* Calibration for phy initialization */ static const struct samsung_ufs_phy_cfg exynosautov9_pre_init_cfg[] = { PHY_COMN_REG_CFG(0x023, 0x80, PWR_MODE_ANY), PHY_COMN_REG_CFG(0x01d, 0x10, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x044, 0xb5, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x04d, 0x43, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x05b, 0x20, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x05e, 0xc0, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x038, 0x12, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x059, 0x58, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x06c, 0x18, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x06d, 0x02, PWR_MODE_ANY), PHY_COMN_REG_CFG(0x023, 0xc0, PWR_MODE_ANY), PHY_COMN_REG_CFG(0x023, 0x00, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x042, 0x5d, PWR_MODE_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x043, 0x80, PWR_MODE_ANY), END_UFS_PHY_CFG, }; /* Calibration for HS mode series A/B */ static const struct samsung_ufs_phy_cfg exynosautov9_pre_pwr_hs_cfg[] = { PHY_TRSV_REG_CFG_AUTOV9(0x032, 0xbc, PWR_MODE_HS_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x03c, 0x7f, PWR_MODE_HS_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x048, 0xc0, PWR_MODE_HS_ANY), PHY_TRSV_REG_CFG_AUTOV9(0x04a, 0x00, PWR_MODE_HS_G3_SER_B), PHY_TRSV_REG_CFG_AUTOV9(0x04b, 0x10, PWR_MODE_HS_G1_SER_B | PWR_MODE_HS_G3_SER_B), PHY_TRSV_REG_CFG_AUTOV9(0x04d, 0x63, PWR_MODE_HS_G3_SER_B), END_UFS_PHY_CFG, }; static const struct samsung_ufs_phy_cfg *exynosautov9_ufs_phy_cfgs[CFG_TAG_MAX] = { [CFG_PRE_INIT] = exynosautov9_pre_init_cfg, [CFG_PRE_PWR_HS] = exynosautov9_pre_pwr_hs_cfg, }; static const char * const exynosautov9_ufs_phy_clks[] = { "ref_clk", }; const struct samsung_ufs_phy_drvdata exynosautov9_ufs_phy = { .cfgs = exynosautov9_ufs_phy_cfgs, .isol = { .offset = EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL, .mask = EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL_MASK, .en = EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL_EN, }, .clk_list = exynosautov9_ufs_phy_clks, .num_clks = ARRAY_SIZE(exynosautov9_ufs_phy_clks), .cdr_lock_status_offset = EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CDR_LOCK_STATUS, .wait_for_cdr = samsung_ufs_phy_wait_for_lock_acq, };