1/* SPDX-License-Identifier: GPL-2.0-only */
2/* Driver for Realtek PCI-Express card reader
3 *
4 * Copyright(c) 2018-2019 Realtek Semiconductor Corp. All rights reserved.
5 *
6 * Author:
7 * Ricky WU <ricky_wu@realtek.com>
8 * Rui FENG <rui_feng@realsil.com.cn>
9 * Wei WANG <wei_wang@realsil.com.cn>
10 */
11#ifndef RTS5228_H
12#define RTS5228_H
13
14
15#define RTS5228_AUTOLOAD_CFG0 0xFF7B
16#define RTS5228_AUTOLOAD_CFG1 0xFF7C
17#define RTS5228_AUTOLOAD_CFG2 0xFF7D
18#define RTS5228_AUTOLOAD_CFG3 0xFF7E
19#define RTS5228_AUTOLOAD_CFG4 0xFF7F
20
21#define RTS5228_REG_VREF 0xFE97
22#define RTS5228_PWD_SUSPND_EN (1 << 4)
23
24#define RTS5228_PAD_H3L1 0xFF79
25#define PAD_GPIO_H3L1 (1 << 3)
26
27/* SSC_CTL2 0xFC12 */
28#define RTS5228_SSC_DEPTH_MASK 0x07
29#define RTS5228_SSC_DEPTH_DISALBE 0x00
30#define RTS5228_SSC_DEPTH_8M 0x01
31#define RTS5228_SSC_DEPTH_4M 0x02
32#define RTS5228_SSC_DEPTH_2M 0x03
33#define RTS5228_SSC_DEPTH_1M 0x04
34#define RTS5228_SSC_DEPTH_512K 0x05
35#define RTS5228_SSC_DEPTH_256K 0x06
36#define RTS5228_SSC_DEPTH_128K 0x07
37
38/* DMACTL 0xFE2C */
39#define RTS5228_DMA_PACK_SIZE_MASK 0xF0
40
41#define RTS5228_REG_LDO12_CFG 0xFF6E
42#define RTS5228_LDO12_VO_TUNE_MASK (0x07<<1)
43#define RTS5228_LDO12_100 (0x00<<1)
44#define RTS5228_LDO12_105 (0x01<<1)
45#define RTS5228_LDO12_110 (0x02<<1)
46#define RTS5228_LDO12_115 (0x03<<1)
47#define RTS5228_LDO12_120 (0x04<<1)
48#define RTS5228_LDO12_125 (0x05<<1)
49#define RTS5228_LDO12_130 (0x06<<1)
50#define RTS5228_LDO12_135 (0x07<<1)
51#define RTS5228_REG_PWD_LDO12 (0x01<<0)
52
53#define RTS5228_REG_LDO12_L12 0xFF6F
54#define RTS5228_LDO12_L12_MASK (0x07<<4)
55#define RTS5228_LDO12_L12_120 (0x04<<4)
56
57/* LDO control register */
58#define RTS5228_CARD_PWR_CTL 0xFD50
59#define RTS5228_PUPDC (0x01<<5)
60
61#define RTS5228_LDO1233318_POW_CTL 0xFF70
62#define RTS5228_LDO3318_POWERON (0x01<<3)
63#define RTS5228_LDO1_POWEROFF (0x00<<0)
64#define RTS5228_LDO1_SOFTSTART (0x01<<0)
65#define RTS5228_LDO1_FULLON (0x03<<0)
66#define RTS5228_LDO1_POWERON_MASK (0x03<<0)
67#define RTS5228_LDO_POWERON_MASK (0x0F<<0)
68
69#define RTS5228_DV3318_CFG 0xFF71
70#define RTS5228_DV3318_TUNE_MASK (0x07<<4)
71#define RTS5228_DV3318_17 (0x00<<4)
72#define RTS5228_DV3318_1V75 (0x01<<4)
73#define RTS5228_DV3318_18 (0x02<<4)
74#define RTS5228_DV3318_1V85 (0x03<<4)
75#define RTS5228_DV3318_19 (0x04<<4)
76#define RTS5228_DV3318_33 (0x07<<4)
77#define RTS5228_DV3318_SR_MASK (0x03<<2)
78#define RTS5228_DV3318_SR_0 (0x00<<2)
79#define RTS5228_DV3318_SR_250 (0x01<<2)
80#define RTS5228_DV3318_SR_500 (0x02<<2)
81#define RTS5228_DV3318_SR_1000 (0x03<<2)
82
83#define RTS5228_LDO1_CFG0 0xFF72
84#define RTS5228_LDO1_OCP_THD_MASK (0x07<<5)
85#define RTS5228_LDO1_OCP_EN (0x01<<4)
86#define RTS5228_LDO1_OCP_LMT_THD_MASK (0x03<<2)
87#define RTS5228_LDO1_OCP_LMT_EN (0x01<<1)
88
89#define RTS5228_LDO1_OCP_THD_730 (0x00<<5)
90#define RTS5228_LDO1_OCP_THD_780 (0x01<<5)
91#define RTS5228_LDO1_OCP_THD_860 (0x02<<5)
92#define RTS5228_LDO1_OCP_THD_930 (0x03<<5)
93#define RTS5228_LDO1_OCP_THD_1000 (0x04<<5)
94#define RTS5228_LDO1_OCP_THD_1070 (0x05<<5)
95#define RTS5228_LDO1_OCP_THD_1140 (0x06<<5)
96#define RTS5228_LDO1_OCP_THD_1220 (0x07<<5)
97
98#define RTS5228_LDO1_LMT_THD_450 (0x00<<2)
99#define RTS5228_LDO1_LMT_THD_1000 (0x01<<2)
100#define RTS5228_LDO1_LMT_THD_1500 (0x02<<2)
101#define RTS5228_LDO1_LMT_THD_2000 (0x03<<2)
102
103#define RTS5228_LDO1_CFG1 0xFF73
104#define RTS5228_LDO1_SR_TIME_MASK (0x03<<6)
105#define RTS5228_LDO1_SR_0_0 (0x00<<6)
106#define RTS5228_LDO1_SR_0_25 (0x01<<6)
107#define RTS5228_LDO1_SR_0_5 (0x02<<6)
108#define RTS5228_LDO1_SR_1_0 (0x03<<6)
109#define RTS5228_LDO1_TUNE_MASK (0x07<<1)
110#define RTS5228_LDO1_18 (0x05<<1)
111#define RTS5228_LDO1_33 (0x07<<1)
112#define RTS5228_LDO1_PWD_MASK (0x01<<0)
113
114#define RTS5228_AUXCLK_GAT_CTL 0xFF74
115
116#define RTS5228_REG_RREF_CTL_0 0xFF75
117#define RTS5228_FORCE_RREF_EXTL (0x01<<7)
118#define RTS5228_REG_BG33_MASK (0x07<<0)
119#define RTS5228_RREF_12_1V (0x04<<0)
120#define RTS5228_RREF_12_3V (0x05<<0)
121
122#define RTS5228_REG_RREF_CTL_1 0xFF76
123
124#define RTS5228_REG_RREF_CTL_2 0xFF77
125#define RTS5228_TEST_INTL_RREF (0x01<<7)
126#define RTS5228_DGLCH_TIME_MASK (0x03<<5)
127#define RTS5228_DGLCH_TIME_50 (0x00<<5)
128#define RTS5228_DGLCH_TIME_75 (0x01<<5)
129#define RTS5228_DGLCH_TIME_100 (0x02<<5)
130#define RTS5228_DGLCH_TIME_125 (0x03<<5)
131#define RTS5228_REG_REXT_TUNE_MASK (0x1F<<0)
132
133#define RTS5228_REG_PME_FORCE_CTL 0xFF78
134#define FORCE_PM_CONTROL 0x20
135#define FORCE_PM_VALUE 0x10
136
137
138/* Single LUN, support SD */
139#define DEFAULT_SINGLE 0
140#define SD_LUN 1
141
142
143/* For Change_FPGA_SSCClock Function */
144#define MULTIPLY_BY_1 0x00
145#define MULTIPLY_BY_2 0x01
146#define MULTIPLY_BY_3 0x02
147#define MULTIPLY_BY_4 0x03
148#define MULTIPLY_BY_5 0x04
149#define MULTIPLY_BY_6 0x05
150#define MULTIPLY_BY_7 0x06
151#define MULTIPLY_BY_8 0x07
152#define MULTIPLY_BY_9 0x08
153#define MULTIPLY_BY_10 0x09
154
155#define DIVIDE_BY_2 0x01
156#define DIVIDE_BY_3 0x02
157#define DIVIDE_BY_4 0x03
158#define DIVIDE_BY_5 0x04
159#define DIVIDE_BY_6 0x05
160#define DIVIDE_BY_7 0x06
161#define DIVIDE_BY_8 0x07
162#define DIVIDE_BY_9 0x08
163#define DIVIDE_BY_10 0x09
164
165int rts5228_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
166 u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
167
168#endif /* RTS5228_H */
169

source code of linux/drivers/misc/cardreader/rts5228.h