• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * UFS PHY driver data for FSD SoC
4  *
5  * Copyright (C) 2022 Samsung Electronics Co., Ltd.
6  *
7  */
8 #include "phy-samsung-ufs.h"
9 
10 #define FSD_EMBEDDED_COMBO_PHY_CTRL	0x724
11 #define FSD_EMBEDDED_COMBO_PHY_CTRL_MASK	0x1
12 #define FSD_EMBEDDED_COMBO_PHY_CTRL_EN	BIT(0)
13 #define FSD_EMBEDDED_COMBO_PHY_CDR_LOCK_STATUS	0x6e
14 
15 static const struct samsung_ufs_phy_cfg fsd_pre_init_cfg[] = {
16 	PHY_COMN_REG_CFG(0x00f, 0xfa, PWR_MODE_ANY),
17 	PHY_COMN_REG_CFG(0x010, 0x82, PWR_MODE_ANY),
18 	PHY_COMN_REG_CFG(0x011, 0x1e, PWR_MODE_ANY),
19 	PHY_COMN_REG_CFG(0x017, 0x94, PWR_MODE_ANY),
20 	PHY_TRSV_REG_CFG(0x035, 0x58, PWR_MODE_ANY),
21 	PHY_TRSV_REG_CFG(0x036, 0x32, PWR_MODE_ANY),
22 	PHY_TRSV_REG_CFG(0x037, 0x40, PWR_MODE_ANY),
23 	PHY_TRSV_REG_CFG(0x03b, 0x83, PWR_MODE_ANY),
24 	PHY_TRSV_REG_CFG(0x042, 0x88, PWR_MODE_ANY),
25 	PHY_TRSV_REG_CFG(0x043, 0xa6, PWR_MODE_ANY),
26 	PHY_TRSV_REG_CFG(0x048, 0x74, PWR_MODE_ANY),
27 	PHY_TRSV_REG_CFG(0x04c, 0x5b, PWR_MODE_ANY),
28 	PHY_TRSV_REG_CFG(0x04d, 0x83, PWR_MODE_ANY),
29 	PHY_TRSV_REG_CFG(0x05c, 0x14, PWR_MODE_ANY),
30 	END_UFS_PHY_CFG
31 };
32 
33 /* Calibration for HS mode series A/B */
34 static const struct samsung_ufs_phy_cfg fsd_pre_pwr_hs_cfg[] = {
35 	END_UFS_PHY_CFG
36 };
37 
38 /* Calibration for HS mode series A/B atfer PMC */
39 static const struct samsung_ufs_phy_cfg fsd_post_pwr_hs_cfg[] = {
40 	END_UFS_PHY_CFG
41 };
42 
43 static const struct samsung_ufs_phy_cfg *fsd_ufs_phy_cfgs[CFG_TAG_MAX] = {
44 	[CFG_PRE_INIT]		= fsd_pre_init_cfg,
45 	[CFG_PRE_PWR_HS]	= fsd_pre_pwr_hs_cfg,
46 	[CFG_POST_PWR_HS]	= fsd_post_pwr_hs_cfg,
47 };
48 
49 static const char * const fsd_ufs_phy_clks[] = {
50 	"ref_clk",
51 };
52 
53 const struct samsung_ufs_phy_drvdata fsd_ufs_phy = {
54 	.cfgs = fsd_ufs_phy_cfgs,
55 	.isol = {
56 		.offset = FSD_EMBEDDED_COMBO_PHY_CTRL,
57 		.mask = FSD_EMBEDDED_COMBO_PHY_CTRL_MASK,
58 		.en = FSD_EMBEDDED_COMBO_PHY_CTRL_EN,
59 	},
60 	.clk_list = fsd_ufs_phy_clks,
61 	.num_clks = ARRAY_SIZE(fsd_ufs_phy_clks),
62 	.cdr_lock_status_offset = FSD_EMBEDDED_COMBO_PHY_CDR_LOCK_STATUS,
63 };
64