xref: /linux/drivers/misc/cardreader/rts5264.h (revision 0c82fd9609a1e4bf1db84b0fd56bc3b2773da179)
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  */
9 #ifndef RTS5264_H
10 #define RTS5264_H
11 
12 /*New add*/
13 #define rts5264_vendor_setting_valid(reg)	((reg) & 0x010000)
14 #define rts5264_reg_to_aspm(reg) \
15 	(((~(reg) >> 28) & 0x02) | (((reg) >> 28) & 0x01))
16 #define rts5264_reg_check_reverse_socket(reg)	((reg) & 0x04)
17 #define rts5264_reg_check_wp_reverse(reg)		((reg) & 0x8000)
18 #define rts5264_reg_to_sd30_drive_sel_1v8(reg)	(((reg) >> 22) & 0x03)
19 #define rts5264_reg_to_sd30_drive_sel_3v3(reg)	(((reg) >> 16) & 0x03)
20 #define rts5264_reg_to_rtd3(reg)		((reg) & 0x08)
21 
22 #define RTS5264_AUTOLOAD_CFG0		0xFF7B
23 #define RTS5264_AUTOLOAD_CFG1		0xFF7C
24 #define RTS5264_AUTOLOAD_CFG3		0xFF7E
25 #define RTS5264_AUTOLOAD_CFG4		0xFF7F
26 #define RTS5264_FORCE_PRSNT_LOW		(1 << 6)
27 #define RTS5264_AUX_CLK_16M_EN		(1 << 5)
28 #define RTS5264_F_HIGH_RC_MASK		(1 << 4)
29 #define RTS5264_F_HIGH_RC_1_6M		(1 << 4)
30 #define RTS5264_F_HIGH_RC_400K		(0 << 4)
31 
32 /* SSC_CTL2 0xFC12 */
33 #define RTS5264_SSC_DEPTH_MASK		0x07
34 #define RTS5264_SSC_DEPTH_DISALBE	0x00
35 #define RTS5264_SSC_DEPTH_8M		0x01
36 #define RTS5264_SSC_DEPTH_4M		0x02
37 #define RTS5264_SSC_DEPTH_2M		0x03
38 #define RTS5264_SSC_DEPTH_1M		0x04
39 #define RTS5264_SSC_DEPTH_512K		0x05
40 #define RTS5264_SSC_DEPTH_256K		0x06
41 #define RTS5264_SSC_DEPTH_128K		0x07
42 
43 #define RTS5264_CARD_CLK_SRC2		0xFC2F
44 #define RTS5264_REG_BIG_KVCO_A		0x20
45 
46 /* efuse control register*/
47 #define RTS5264_EFUSE_CTL		0xFC30
48 #define RTS5264_EFUSE_ENABLE		0x80
49 /* EFUSE_MODE: 0=READ 1=PROGRAM */
50 #define RTS5264_EFUSE_MODE_MASK		0x40
51 #define RTS5264_EFUSE_PROGRAM		0x40
52 
53 #define RTS5264_EFUSE_ADDR		0xFC31
54 #define	RTS5264_EFUSE_ADDR_MASK		0x3F
55 
56 #define RTS5264_EFUSE_WRITE_DATA	0xFC32
57 #define RTS5264_EFUSE_READ_DATA		0xFC34
58 
59 #define RTS5264_SYS_DUMMY_1		0xFC35
60 #define RTS5264_REG_BIG_KVCO		0x04
61 
62 /* DMACTL 0xFE2C */
63 #define RTS5264_DMA_PACK_SIZE_MASK	0x70
64 
65 #define RTS5264_FW_CFG_INFO2	0xFF52
66 
67 #define RTS5264_FW_CFG1			0xFF55
68 #define RTS5264_SYS_CLK_SEL_MCU_CLK	(0x01<<7)
69 #define RTS5264_CRC_CLK_SEL_MCU_CLK	(0x01<<6)
70 #define RTS5264_FAKE_MCU_CLOCK_GATING	(0x01<<5)
71 #define RTS5264_MCU_BUS_SEL_MASK	(0x01<<4)
72 
73 /* FW status register */
74 #define RTS5264_FW_STATUS		0xFF56
75 #define RTS5264_EXPRESS_LINK_FAIL_MASK	(0x01<<7)
76 
77 /* FW control register */
78 #define RTS5264_FW_CTL			0xFF5F
79 #define RTS5264_INFORM_RTD3_COLD	(0x01<<5)
80 
81 #define RTS5264_REG_FPDCTL		0xFF60
82 
83 #define RTS5264_REG_LDO12_CFG		0xFF6E
84 #define RTS5264_LDO12_SR_MASK		(0x03<<6)
85 #define RTS5264_LDO12_SR_1_0_MS		(0x03<<6)
86 #define RTS5264_LDO12_SR_0_5_MS		(0x02<<6)
87 #define RTS5264_LDO12_SR_0_2_5_MS	(0x01<<6)
88 #define RTS5264_LDO12_SR_0_0_MS		(0x00<<6)
89 #define RTS5264_LDO12_VO_TUNE_MASK	(0x07<<1)
90 #define RTS5264_LDO12_115		(0x03<<1)
91 #define RTS5264_LDO12_120		(0x04<<1)
92 #define RTS5264_LDO12_125		(0x05<<1)
93 #define RTS5264_LDO12_130		(0x06<<1)
94 #define RTS5264_LDO12_135		(0x07<<1)
95 
96 /* LDO control register */
97 #define RTS5264_CARD_PWR_CTL		0xFD50
98 #define RTS5264_SD_CLK_ISO		(0x01<<7)
99 #define RTS5264_PAD_SD_DAT_FW_CTRL	(0x01<<6)
100 #define RTS5264_PUPDC			(0x01<<5)
101 #define RTS5264_SD_CMD_ISO		(0x01<<4)
102 
103 #define RTS5264_OCP_VDD3_CTL		0xFD89
104 #define SD_VDD3_DETECT_EN		0x08
105 #define SD_VDD3_OCP_INT_EN		0x04
106 #define SD_VDD3_OCP_INT_CLR		0x02
107 #define SD_VDD3_OC_CLR			0x01
108 
109 #define RTS5264_OCP_VDD3_STS		0xFD8A
110 #define SD_VDD3_OCP_DETECT		0x08
111 #define SD_VDD3_OC_NOW			0x04
112 #define SD_VDD3_OC_EVER			0x02
113 
114 #define RTS5264_OVP_CTL			0xFD8D
115 #define RTS5264_OVP_TIME_MASK		0xF0
116 #define RTS5264_OVP_TIME_DFT		0x50
117 #define RTS5264_OVP_DETECT_EN		0x08
118 #define RTS5264_OVP_INT_EN		0x04
119 #define RTS5264_OVP_INT_CLR		0x02
120 #define RTS5264_OVP_CLR			0x01
121 
122 #define RTS5264_OVP_STS			0xFD8E
123 #define RTS5264_OVP_GLTCH_TIME_MASK	0xF0
124 #define RTS5264_OVP_GLTCH_TIME_DFT	0x50
125 #define RTS5264_VOVER_DET		0x08
126 #define RTS5264_OVP_NOW			0x04
127 #define RTS5264_OVP_EVER		0x02
128 
129 #define RTS5264_CMD_OE_START_EARLY		0xFDCB
130 #define RTS5264_CMD_OE_EARLY_LEAVE		0x08
131 #define RTS5264_CMD_OE_EARLY_CYCLE_MASK		0x06
132 #define RTS5264_CMD_OE_EARLY_4CYCLE		0x06
133 #define RTS5264_CMD_OE_EARLY_3CYCLE		0x04
134 #define RTS5264_CMD_OE_EARLY_2CYCLE		0x02
135 #define RTS5264_CMD_OE_EARLY_1CYCLE		0x00
136 #define RTS5264_CMD_OE_EARLY_EN			0x01
137 
138 #define RTS5264_DAT_OE_START_EARLY		0xFDCC
139 #define RTS5264_DAT_OE_EARLY_LEAVE		0x08
140 #define RTS5264_DAT_OE_EARLY_CYCLE_MASK		0x06
141 #define RTS5264_DAT_OE_EARLY_4CYCLE		0x06
142 #define RTS5264_DAT_OE_EARLY_3CYCLE		0x04
143 #define RTS5264_DAT_OE_EARLY_2CYCLE		0x02
144 #define RTS5264_DAT_OE_EARLY_1CYCLE		0x00
145 #define RTS5264_DAT_OE_EARLY_EN			0x01
146 
147 #define RTS5264_LDO1233318_POW_CTL	0xFF70
148 #define RTS5264_TUNE_REF_LDO3318	(0x03<<6)
149 #define RTS5264_TUNE_REF_LDO3318_DFT	(0x02<<6)
150 #define RTS5264_LDO3318_POWERON		(0x01<<3)
151 #define RTS5264_LDO3_POWERON		(0x01<<2)
152 #define RTS5264_LDO2_POWERON		(0x01<<1)
153 #define RTS5264_LDO1_POWERON		(0x01<<0)
154 #define RTS5264_LDO_POWERON_MASK	(0x0F<<0)
155 
156 #define RTS5264_DV3318_CFG		0xFF71
157 #define RTS5264_DV3318_TUNE_MASK	(0x07<<4)
158 #define RTS5264_DV3318_18		(0x02<<4)
159 #define RTS5264_DV3318_19		(0x04<<4)
160 #define RTS5264_DV3318_33		(0x07<<4)
161 
162 #define RTS5264_LDO1_CFG0		0xFF72
163 #define RTS5264_LDO1_OCP_THD_MASK	(0x07 << 5)
164 #define RTS5264_LDO1_OCP_EN		(0x01 << 4)
165 #define RTS5264_LDO1_OCP_LMT_THD_MASK	(0x03 << 2)
166 #define RTS5264_LDO1_OCP_LMT_EN		(0x01 << 1)
167 
168 #define RTS5264_LDO1_OCP_THD_850	(0x00<<5)
169 #define RTS5264_LDO1_OCP_THD_950	(0x01<<5)
170 #define RTS5264_LDO1_OCP_THD_1050	(0x02<<5)
171 #define RTS5264_LDO1_OCP_THD_1100	(0x03<<5)
172 #define RTS5264_LDO1_OCP_THD_1150	(0x04<<5)
173 #define RTS5264_LDO1_OCP_THD_1200	(0x05<<5)
174 #define RTS5264_LDO1_OCP_THD_1300	(0x06<<5)
175 #define RTS5264_LDO1_OCP_THD_1350	(0x07<<5)
176 
177 #define RTS5264_LDO1_LMT_THD_1700	(0x00<<2)
178 #define RTS5264_LDO1_LMT_THD_1800	(0x01<<2)
179 #define RTS5264_LDO1_LMT_THD_1900	(0x02<<2)
180 #define RTS5264_LDO1_LMT_THD_2000	(0x03<<2)
181 
182 #define RTS5264_LDO1_CFG1		0xFF73
183 #define RTS5264_LDO1_TUNE_MASK		(0x07<<1)
184 #define RTS5264_LDO1_18			(0x05<<1)
185 #define RTS5264_LDO1_33			(0x07<<1)
186 #define RTS5264_LDO1_PWD_MASK		(0x01<<0)
187 
188 #define RTS5264_LDO2_CFG0		0xFF74
189 #define RTS5264_LDO2_OCP_THD_MASK	(0x07<<5)
190 #define RTS5264_LDO2_OCP_EN		(0x01<<4)
191 #define RTS5264_LDO2_OCP_LMT_THD_MASK	(0x03<<2)
192 #define RTS5264_LDO2_OCP_LMT_EN		(0x01<<1)
193 
194 #define RTS5264_LDO2_OCP_THD_750	(0x00<<5)
195 #define RTS5264_LDO2_OCP_THD_850	(0x01<<5)
196 #define RTS5264_LDO2_OCP_THD_900	(0x02<<5)
197 #define RTS5264_LDO2_OCP_THD_950	(0x03<<5)
198 #define RTS5264_LDO2_OCP_THD_1050	(0x04<<5)
199 #define RTS5264_LDO2_OCP_THD_1100	(0x05<<5)
200 #define RTS5264_LDO2_OCP_THD_1150	(0x06<<5)
201 #define RTS5264_LDO2_OCP_THD_1200	(0x07<<5)
202 
203 #define RTS5264_LDO2_LMT_THD_1700	(0x00<<2)
204 #define RTS5264_LDO2_LMT_THD_1800	(0x01<<2)
205 #define RTS5264_LDO2_LMT_THD_1900	(0x02<<2)
206 #define RTS5264_LDO2_LMT_THD_2000	(0x03<<2)
207 
208 #define RTS5264_LDO2_CFG1		0xFF75
209 #define RTS5264_LDO2_TUNE_MASK		(0x07<<1)
210 #define RTS5264_LDO2_18			(0x02<<1)
211 #define RTS5264_LDO2_185		(0x03<<1)
212 #define RTS5264_LDO2_19			(0x04<<1)
213 #define RTS5264_LDO2_195		(0x05<<1)
214 #define RTS5264_LDO2_33			(0x07<<1)
215 #define RTS5264_LDO2_PWD_MASK		(0x01<<0)
216 
217 #define RTS5264_LDO3_CFG0		0xFF76
218 #define RTS5264_LDO3_OCP_THD_MASK	(0x07<<5)
219 #define RTS5264_LDO3_OCP_EN		(0x01<<4)
220 #define RTS5264_LDO3_OCP_LMT_THD_MASK	(0x03<<2)
221 #define RTS5264_LDO3_OCP_LMT_EN		(0x01<<1)
222 
223 #define RTS5264_LDO3_OCP_THD_610	(0x00<<5)
224 #define RTS5264_LDO3_OCP_THD_630	(0x01<<5)
225 #define RTS5264_LDO3_OCP_THD_670	(0x02<<5)
226 #define RTS5264_LDO3_OCP_THD_710	(0x03<<5)
227 #define RTS5264_LDO3_OCP_THD_750	(0x04<<5)
228 #define RTS5264_LDO3_OCP_THD_770	(0x05<<5)
229 #define RTS5264_LDO3_OCP_THD_810	(0x06<<5)
230 #define RTS5264_LDO3_OCP_THD_850	(0x07<<5)
231 
232 #define RTS5264_LDO3_LMT_THD_1200	(0x00<<2)
233 #define RTS5264_LDO3_LMT_THD_1300	(0x01<<2)
234 #define RTS5264_LDO3_LMT_THD_1400	(0x02<<2)
235 #define RTS5264_LDO3_LMT_THD_1500	(0x03<<2)
236 
237 #define RTS5264_LDO3_CFG1		0xFF77
238 #define RTS5264_LDO3_TUNE_MASK		(0x07<<1)
239 #define RTS5264_LDO3_12			(0x02<<1)
240 #define RTS5264_LDO3_125		(0x03<<1)
241 #define RTS5264_LDO3_13			(0x04<<1)
242 #define RTS5264_LDO3_135		(0x05<<1)
243 #define RTS5264_LDO3_33			(0x07<<1)
244 #define RTS5264_LDO3_PWD_MASK		(0x01<<0)
245 
246 #define RTS5264_REG_PME_FORCE_CTL	0xFF78
247 #define FORCE_PM_CONTROL		0x20
248 #define FORCE_PM_VALUE			0x10
249 #define REG_EFUSE_BYPASS		0x08
250 #define REG_EFUSE_POR			0x04
251 #define REG_EFUSE_POWER_MASK		0x03
252 #define REG_EFUSE_POWERON		0x03
253 #define REG_EFUSE_POWEROFF		0x00
254 
255 #define RTS5264_PWR_CUT			0xFF81
256 #define RTS5264_CFG_MEM_PD		0xF0
257 
258 #define RTS5264_OVP_DET			0xFF8A
259 #define RTS5264_POW_VDET		0x04
260 #define RTS5264_TUNE_VROV_MASK		0x03
261 #define RTS5264_TUNE_VROV_2V		0x03
262 #define RTS5264_TUNE_VROV_1V8		0x02
263 #define RTS5264_TUNE_VROV_1V6		0x01
264 #define RTS5264_TUNE_VROV_1V4		0x00
265 
266 #define RTS5264_CKMUX_MBIAS_PWR		0xFF8B
267 #define RTS5264_NON_XTAL_SEL		0x80
268 #define RTS5264_POW_CKMUX		0x40
269 #define RTS5264_LVD_MASK		0x04
270 #define RTS5264_POW_PSW_MASK		0x03
271 #define RTS5264_POW_PSW_DFT		0x03
272 
273 /* Single LUN, support SD/SD EXPRESS */
274 #define DEFAULT_SINGLE		0
275 #define SD_LUN			1
276 #define SD_EXPRESS_LUN		2
277 
278 #define RTS5264_IC_VER_A		0
279 #define RTS5264_IC_VER_B		2
280 #define RTS5264_IC_VER_C		3
281 
282 int rts5264_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
283 		u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
284 
285 #endif /* RTS5264_H */
286