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[releases.git] / samsung / phy-exynosautov9-ufs.c
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * UFS PHY driver data for Samsung EXYNOSAUTO v9 SoC
4  *
5  * Copyright (C) 2021 Samsung Electronics Co., Ltd.
6  */
7
8 #include "phy-samsung-ufs.h"
9
10 #define EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL            0x728
11 #define EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL_MASK       0x1
12 #define EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL_EN         BIT(0)
13
14 #define PHY_TRSV_REG_CFG_AUTOV9(o, v, d) \
15         PHY_TRSV_REG_CFG_OFFSET(o, v, d, 0x50)
16
17 /* Calibration for phy initialization */
18 static const struct samsung_ufs_phy_cfg exynosautov9_pre_init_cfg[] = {
19         PHY_COMN_REG_CFG(0x023, 0x80, PWR_MODE_ANY),
20         PHY_COMN_REG_CFG(0x01d, 0x10, PWR_MODE_ANY),
21
22         PHY_TRSV_REG_CFG_AUTOV9(0x044, 0xb5, PWR_MODE_ANY),
23         PHY_TRSV_REG_CFG_AUTOV9(0x04d, 0x43, PWR_MODE_ANY),
24         PHY_TRSV_REG_CFG_AUTOV9(0x05b, 0x20, PWR_MODE_ANY),
25         PHY_TRSV_REG_CFG_AUTOV9(0x05e, 0xc0, PWR_MODE_ANY),
26         PHY_TRSV_REG_CFG_AUTOV9(0x038, 0x12, PWR_MODE_ANY),
27         PHY_TRSV_REG_CFG_AUTOV9(0x059, 0x58, PWR_MODE_ANY),
28         PHY_TRSV_REG_CFG_AUTOV9(0x06c, 0x18, PWR_MODE_ANY),
29         PHY_TRSV_REG_CFG_AUTOV9(0x06d, 0x02, PWR_MODE_ANY),
30
31         PHY_COMN_REG_CFG(0x023, 0xc0, PWR_MODE_ANY),
32         PHY_COMN_REG_CFG(0x023, 0x00, PWR_MODE_ANY),
33
34         PHY_TRSV_REG_CFG(0x042, 0x5d, PWR_MODE_ANY),
35         PHY_TRSV_REG_CFG(0x043, 0x80, PWR_MODE_ANY),
36
37         END_UFS_PHY_CFG,
38 };
39
40 /* Calibration for HS mode series A/B */
41 static const struct samsung_ufs_phy_cfg exynosautov9_pre_pwr_hs_cfg[] = {
42         PHY_TRSV_REG_CFG(0x032, 0xbc, PWR_MODE_HS_ANY),
43         PHY_TRSV_REG_CFG(0x03c, 0x7f, PWR_MODE_HS_ANY),
44         PHY_TRSV_REG_CFG(0x048, 0xc0, PWR_MODE_HS_ANY),
45
46         PHY_TRSV_REG_CFG(0x04a, 0x00, PWR_MODE_HS_G3_SER_B),
47         PHY_TRSV_REG_CFG(0x04b, 0x10, PWR_MODE_HS_G1_SER_B |
48                                       PWR_MODE_HS_G3_SER_B),
49         PHY_TRSV_REG_CFG(0x04d, 0x63, PWR_MODE_HS_G3_SER_B),
50
51         END_UFS_PHY_CFG,
52 };
53
54 static const struct samsung_ufs_phy_cfg *exynosautov9_ufs_phy_cfgs[CFG_TAG_MAX] = {
55         [CFG_PRE_INIT]          = exynosautov9_pre_init_cfg,
56         [CFG_PRE_PWR_HS]        = exynosautov9_pre_pwr_hs_cfg,
57 };
58
59 const struct samsung_ufs_phy_drvdata exynosautov9_ufs_phy = {
60         .cfg = exynosautov9_ufs_phy_cfgs,
61         .isol = {
62                 .offset = EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL,
63                 .mask = EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL_MASK,
64                 .en = EXYNOSAUTOV9_EMBEDDED_COMBO_PHY_CTRL_EN,
65         },
66         .has_symbol_clk = 0,
67 };