1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * The register defines are based on earlier cpcap.h in Motorola Linux kernel
4  * tree.
5  *
6  * Copyright (C) 2007-2009 Motorola, Inc.
7  *
8  * Rewritten for the real register offsets instead of enumeration
9  * to make the defines usable with Linux kernel regmap support
10  *
11  * Copyright (C) 2016 Tony Lindgren <tony@atomide.com>
12  */
13 
14 #include <linux/device.h>
15 #include <linux/regmap.h>
16 
17 #define CPCAP_VENDOR_ST		0
18 #define CPCAP_VENDOR_TI		1
19 
20 #define CPCAP_REVISION_MAJOR(r)	(((r) >> 4) + 1)
21 #define CPCAP_REVISION_MINOR(r)	((r) & 0xf)
22 
23 #define CPCAP_REVISION_1_0	0x08
24 #define CPCAP_REVISION_1_1	0x09
25 #define CPCAP_REVISION_2_0	0x10
26 #define CPCAP_REVISION_2_1	0x11
27 
28 /* CPCAP registers */
29 #define CPCAP_REG_INT1		0x0000	/* Interrupt 1 */
30 #define CPCAP_REG_INT2		0x0004	/* Interrupt 2 */
31 #define CPCAP_REG_INT3		0x0008	/* Interrupt 3 */
32 #define CPCAP_REG_INT4		0x000c	/* Interrupt 4 */
33 #define CPCAP_REG_INTM1		0x0010	/* Interrupt Mask 1 */
34 #define CPCAP_REG_INTM2		0x0014	/* Interrupt Mask 2 */
35 #define CPCAP_REG_INTM3		0x0018	/* Interrupt Mask 3 */
36 #define CPCAP_REG_INTM4		0x001c	/* Interrupt Mask 4 */
37 #define CPCAP_REG_INTS1		0x0020	/* Interrupt Sense 1 */
38 #define CPCAP_REG_INTS2		0x0024	/* Interrupt Sense 2 */
39 #define CPCAP_REG_INTS3		0x0028	/* Interrupt Sense 3 */
40 #define CPCAP_REG_INTS4		0x002c	/* Interrupt Sense 4 */
41 #define CPCAP_REG_ASSIGN1	0x0030	/* Resource Assignment 1 */
42 #define CPCAP_REG_ASSIGN2	0x0034	/* Resource Assignment 2 */
43 #define CPCAP_REG_ASSIGN3	0x0038	/* Resource Assignment 3 */
44 #define CPCAP_REG_ASSIGN4	0x003c	/* Resource Assignment 4 */
45 #define CPCAP_REG_ASSIGN5	0x0040	/* Resource Assignment 5 */
46 #define CPCAP_REG_ASSIGN6	0x0044	/* Resource Assignment 6 */
47 #define CPCAP_REG_VERSC1	0x0048	/* Version Control 1 */
48 #define CPCAP_REG_VERSC2	0x004c	/* Version Control 2 */
49 
50 #define CPCAP_REG_MI1		0x0200	/* Macro Interrupt 1 */
51 #define CPCAP_REG_MIM1		0x0204	/* Macro Interrupt Mask 1 */
52 #define CPCAP_REG_MI2		0x0208	/* Macro Interrupt 2 */
53 #define CPCAP_REG_MIM2		0x020c	/* Macro Interrupt Mask 2 */
54 #define CPCAP_REG_UCC1		0x0210	/* UC Control 1 */
55 #define CPCAP_REG_UCC2		0x0214	/* UC Control 2 */
56 
57 #define CPCAP_REG_PC1		0x021c	/* Power Cut 1 */
58 #define CPCAP_REG_PC2		0x0220	/* Power Cut 2 */
59 #define CPCAP_REG_BPEOL		0x0224	/* BP and EOL */
60 #define CPCAP_REG_PGC		0x0228	/* Power Gate and Control */
61 #define CPCAP_REG_MT1		0x022c	/* Memory Transfer 1 */
62 #define CPCAP_REG_MT2		0x0230	/* Memory Transfer 2 */
63 #define CPCAP_REG_MT3		0x0234	/* Memory Transfer 3 */
64 #define CPCAP_REG_PF		0x0238	/* Print Format */
65 
66 #define CPCAP_REG_SCC		0x0400	/* System Clock Control */
67 #define CPCAP_REG_SW1		0x0404	/* Stop Watch 1 */
68 #define CPCAP_REG_SW2		0x0408	/* Stop Watch 2 */
69 #define CPCAP_REG_UCTM		0x040c	/* UC Turbo Mode */
70 #define CPCAP_REG_TOD1		0x0410	/* Time of Day 1 */
71 #define CPCAP_REG_TOD2		0x0414	/* Time of Day 2 */
72 #define CPCAP_REG_TODA1		0x0418	/* Time of Day Alarm 1 */
73 #define CPCAP_REG_TODA2		0x041c	/* Time of Day Alarm 2 */
74 #define CPCAP_REG_DAY		0x0420	/* Day */
75 #define CPCAP_REG_DAYA		0x0424	/* Day Alarm */
76 #define CPCAP_REG_VAL1		0x0428	/* Validity 1 */
77 #define CPCAP_REG_VAL2		0x042c	/* Validity 2 */
78 
79 #define CPCAP_REG_SDVSPLL	0x0600	/* Switcher DVS and PLL */
80 #define CPCAP_REG_SI2CC1	0x0604	/* Switcher I2C Control 1 */
81 #define CPCAP_REG_Si2CC2	0x0608	/* Switcher I2C Control 2 */
82 #define CPCAP_REG_S1C1		0x060c	/* Switcher 1 Control 1 */
83 #define CPCAP_REG_S1C2		0x0610	/* Switcher 1 Control 2 */
84 #define CPCAP_REG_S2C1		0x0614	/* Switcher 2 Control 1 */
85 #define CPCAP_REG_S2C2		0x0618	/* Switcher 2 Control 2 */
86 #define CPCAP_REG_S3C		0x061c	/* Switcher 3 Control */
87 #define CPCAP_REG_S4C1		0x0620	/* Switcher 4 Control 1 */
88 #define CPCAP_REG_S4C2		0x0624	/* Switcher 4 Control 2 */
89 #define CPCAP_REG_S5C		0x0628	/* Switcher 5 Control */
90 #define CPCAP_REG_S6C		0x062c	/* Switcher 6 Control */
91 #define CPCAP_REG_VCAMC		0x0630	/* VCAM Control */
92 #define CPCAP_REG_VCSIC		0x0634	/* VCSI Control */
93 #define CPCAP_REG_VDACC		0x0638	/* VDAC Control */
94 #define CPCAP_REG_VDIGC		0x063c	/* VDIG Control */
95 #define CPCAP_REG_VFUSEC	0x0640	/* VFUSE Control */
96 #define CPCAP_REG_VHVIOC	0x0644	/* VHVIO Control */
97 #define CPCAP_REG_VSDIOC	0x0648	/* VSDIO Control */
98 #define CPCAP_REG_VPLLC		0x064c	/* VPLL Control */
99 #define CPCAP_REG_VRF1C		0x0650	/* VRF1 Control */
100 #define CPCAP_REG_VRF2C		0x0654	/* VRF2 Control */
101 #define CPCAP_REG_VRFREFC	0x0658	/* VRFREF Control */
102 #define CPCAP_REG_VWLAN1C	0x065c	/* VWLAN1 Control */
103 #define CPCAP_REG_VWLAN2C	0x0660	/* VWLAN2 Control */
104 #define CPCAP_REG_VSIMC		0x0664	/* VSIM Control */
105 #define CPCAP_REG_VVIBC		0x0668	/* VVIB Control */
106 #define CPCAP_REG_VUSBC		0x066c	/* VUSB Control */
107 #define CPCAP_REG_VUSBINT1C	0x0670	/* VUSBINT1 Control */
108 #define CPCAP_REG_VUSBINT2C	0x0674	/* VUSBINT2 Control */
109 #define CPCAP_REG_URT		0x0678	/* Useroff Regulator Trigger */
110 #define CPCAP_REG_URM1		0x067c	/* Useroff Regulator Mask 1 */
111 #define CPCAP_REG_URM2		0x0680	/* Useroff Regulator Mask 2 */
112 
113 #define CPCAP_REG_VAUDIOC	0x0800	/* VAUDIO Control */
114 #define CPCAP_REG_CC		0x0804	/* Codec Control */
115 #define CPCAP_REG_CDI		0x0808	/* Codec Digital Interface */
116 #define CPCAP_REG_SDAC		0x080c	/* Stereo DAC */
117 #define CPCAP_REG_SDACDI	0x0810	/* Stereo DAC Digital Interface */
118 #define CPCAP_REG_TXI		0x0814	/* TX Inputs */
119 #define CPCAP_REG_TXMP		0x0818	/* TX MIC PGA's */
120 #define CPCAP_REG_RXOA		0x081c	/* RX Output Amplifiers */
121 #define CPCAP_REG_RXVC		0x0820	/* RX Volume Control */
122 #define CPCAP_REG_RXCOA		0x0824	/* RX Codec to Output Amps */
123 #define CPCAP_REG_RXSDOA	0x0828	/* RX Stereo DAC to Output Amps */
124 #define CPCAP_REG_RXEPOA	0x082c	/* RX External PGA to Output Amps */
125 #define CPCAP_REG_RXLL		0x0830	/* RX Low Latency */
126 #define CPCAP_REG_A2LA		0x0834	/* A2 Loudspeaker Amplifier */
127 #define CPCAP_REG_MIPIS1	0x0838	/* MIPI Slimbus 1 */
128 #define CPCAP_REG_MIPIS2	0x083c	/* MIPI Slimbus 2 */
129 #define CPCAP_REG_MIPIS3	0x0840	/* MIPI Slimbus 3. */
130 #define CPCAP_REG_LVAB		0x0844	/* LMR Volume and A4 Balanced. */
131 
132 #define CPCAP_REG_CCC1		0x0a00	/* Coulomb Counter Control 1 */
133 #define CPCAP_REG_CRM		0x0a04	/* Charger and Reverse Mode */
134 #define CPCAP_REG_CCCC2		0x0a08	/* Coincell and Coulomb Ctr Ctrl 2 */
135 #define CPCAP_REG_CCS1		0x0a0c	/* Coulomb Counter Sample 1 */
136 #define CPCAP_REG_CCS2		0x0a10	/* Coulomb Counter Sample 2 */
137 #define CPCAP_REG_CCA1		0x0a14	/* Coulomb Counter Accumulator 1 */
138 #define CPCAP_REG_CCA2		0x0a18	/* Coulomb Counter Accumulator 2 */
139 #define CPCAP_REG_CCM		0x0a1c	/* Coulomb Counter Mode */
140 #define CPCAP_REG_CCO		0x0a20	/* Coulomb Counter Offset */
141 #define CPCAP_REG_CCI		0x0a24	/* Coulomb Counter Integrator */
142 
143 #define CPCAP_REG_ADCC1		0x0c00	/* A/D Converter Configuration 1 */
144 #define CPCAP_REG_ADCC2		0x0c04	/* A/D Converter Configuration 2 */
145 #define CPCAP_REG_ADCD0		0x0c08	/* A/D Converter Data 0 */
146 #define CPCAP_REG_ADCD1		0x0c0c	/* A/D Converter Data 1 */
147 #define CPCAP_REG_ADCD2		0x0c10	/* A/D Converter Data 2 */
148 #define CPCAP_REG_ADCD3		0x0c14	/* A/D Converter Data 3 */
149 #define CPCAP_REG_ADCD4		0x0c18	/* A/D Converter Data 4 */
150 #define CPCAP_REG_ADCD5		0x0c1c	/* A/D Converter Data 5 */
151 #define CPCAP_REG_ADCD6		0x0c20	/* A/D Converter Data 6 */
152 #define CPCAP_REG_ADCD7		0x0c24	/* A/D Converter Data 7 */
153 #define CPCAP_REG_ADCAL1	0x0c28	/* A/D Converter Calibration 1 */
154 #define CPCAP_REG_ADCAL2	0x0c2c	/* A/D Converter Calibration 2 */
155 
156 #define CPCAP_REG_USBC1		0x0e00	/* USB Control 1 */
157 #define CPCAP_REG_USBC2		0x0e04	/* USB Control 2 */
158 #define CPCAP_REG_USBC3		0x0e08	/* USB Control 3 */
159 #define CPCAP_REG_UVIDL		0x0e0c	/* ULPI Vendor ID Low */
160 #define CPCAP_REG_UVIDH		0x0e10	/* ULPI Vendor ID High */
161 #define CPCAP_REG_UPIDL		0x0e14	/* ULPI Product ID Low */
162 #define CPCAP_REG_UPIDH		0x0e18	/* ULPI Product ID High */
163 #define CPCAP_REG_UFC1		0x0e1c	/* ULPI Function Control 1 */
164 #define CPCAP_REG_UFC2		0x0e20	/* ULPI Function Control 2 */
165 #define CPCAP_REG_UFC3		0x0e24	/* ULPI Function Control 3 */
166 #define CPCAP_REG_UIC1		0x0e28	/* ULPI Interface Control 1 */
167 #define CPCAP_REG_UIC2		0x0e2c	/* ULPI Interface Control 2 */
168 #define CPCAP_REG_UIC3		0x0e30	/* ULPI Interface Control 3 */
169 #define CPCAP_REG_USBOTG1	0x0e34	/* USB OTG Control 1 */
170 #define CPCAP_REG_USBOTG2	0x0e38	/* USB OTG Control 2 */
171 #define CPCAP_REG_USBOTG3	0x0e3c	/* USB OTG Control 3 */
172 #define CPCAP_REG_UIER1		0x0e40	/* USB Interrupt Enable Rising 1 */
173 #define CPCAP_REG_UIER2		0x0e44	/* USB Interrupt Enable Rising 2 */
174 #define CPCAP_REG_UIER3		0x0e48	/* USB Interrupt Enable Rising 3 */
175 #define CPCAP_REG_UIEF1		0x0e4c	/* USB Interrupt Enable Falling 1 */
176 #define CPCAP_REG_UIEF2		0x0e50	/* USB Interrupt Enable Falling 1 */
177 #define CPCAP_REG_UIEF3		0x0e54	/* USB Interrupt Enable Falling 1 */
178 #define CPCAP_REG_UIS		0x0e58	/* USB Interrupt Status */
179 #define CPCAP_REG_UIL		0x0e5c	/* USB Interrupt Latch */
180 #define CPCAP_REG_USBD		0x0e60	/* USB Debug */
181 #define CPCAP_REG_SCR1		0x0e64	/* Scratch 1 */
182 #define CPCAP_REG_SCR2		0x0e68	/* Scratch 2 */
183 #define CPCAP_REG_SCR3		0x0e6c	/* Scratch 3 */
184 
185 #define CPCAP_REG_VMC		0x0eac	/* Video Mux Control */
186 #define CPCAP_REG_OWDC		0x0eb0	/* One Wire Device Control */
187 #define CPCAP_REG_GPIO0		0x0eb4	/* GPIO 0 Control */
188 
189 #define CPCAP_REG_GPIO1		0x0ebc	/* GPIO 1 Control */
190 
191 #define CPCAP_REG_GPIO2		0x0ec4	/* GPIO 2 Control */
192 
193 #define CPCAP_REG_GPIO3		0x0ecc	/* GPIO 3 Control */
194 
195 #define CPCAP_REG_GPIO4		0x0ed4	/* GPIO 4 Control */
196 
197 #define CPCAP_REG_GPIO5		0x0edc	/* GPIO 5 Control */
198 
199 #define CPCAP_REG_GPIO6		0x0ee4	/* GPIO 6 Control */
200 
201 #define CPCAP_REG_MDLC		0x1000	/* Main Display Lighting Control */
202 #define CPCAP_REG_KLC		0x1004	/* Keypad Lighting Control */
203 #define CPCAP_REG_ADLC		0x1008	/* Aux Display Lighting Control */
204 #define CPCAP_REG_REDC		0x100c	/* Red Triode Control */
205 #define CPCAP_REG_GREENC	0x1010	/* Green Triode Control */
206 #define CPCAP_REG_BLUEC		0x1014	/* Blue Triode Control */
207 #define CPCAP_REG_CFC		0x1018	/* Camera Flash Control */
208 #define CPCAP_REG_ABC		0x101c	/* Adaptive Boost Control */
209 #define CPCAP_REG_BLEDC		0x1020	/* Bluetooth LED Control */
210 #define CPCAP_REG_CLEDC		0x1024	/* Camera Privacy LED Control */
211 
212 #define CPCAP_REG_OW1C		0x1200	/* One Wire 1 Command */
213 #define CPCAP_REG_OW1D		0x1204	/* One Wire 1 Data */
214 #define CPCAP_REG_OW1I		0x1208	/* One Wire 1 Interrupt */
215 #define CPCAP_REG_OW1IE		0x120c	/* One Wire 1 Interrupt Enable */
216 
217 #define CPCAP_REG_OW1		0x1214	/* One Wire 1 Control */
218 
219 #define CPCAP_REG_OW2C		0x1220	/* One Wire 2 Command */
220 #define CPCAP_REG_OW2D		0x1224	/* One Wire 2 Data */
221 #define CPCAP_REG_OW2I		0x1228	/* One Wire 2 Interrupt */
222 #define CPCAP_REG_OW2IE		0x122c	/* One Wire 2 Interrupt Enable */
223 
224 #define CPCAP_REG_OW2		0x1234	/* One Wire 2 Control */
225 
226 #define CPCAP_REG_OW3C		0x1240	/* One Wire 3 Command */
227 #define CPCAP_REG_OW3D		0x1244	/* One Wire 3 Data */
228 #define CPCAP_REG_OW3I		0x1248	/* One Wire 3 Interrupt */
229 #define CPCAP_REG_OW3IE		0x124c	/* One Wire 3 Interrupt Enable */
230 
231 #define CPCAP_REG_OW3		0x1254	/* One Wire 3 Control */
232 #define CPCAP_REG_GCAIC		0x1258	/* GCAI Clock Control */
233 #define CPCAP_REG_GCAIM		0x125c	/* GCAI GPIO Mode */
234 #define CPCAP_REG_LGDIR		0x1260	/* LMR GCAI GPIO Direction */
235 #define CPCAP_REG_LGPU		0x1264	/* LMR GCAI GPIO Pull-up */
236 #define CPCAP_REG_LGPIN		0x1268	/* LMR GCAI GPIO Pin */
237 #define CPCAP_REG_LGMASK	0x126c	/* LMR GCAI GPIO Mask */
238 #define CPCAP_REG_LDEB		0x1270	/* LMR Debounce Settings */
239 #define CPCAP_REG_LGDET		0x1274	/* LMR GCAI Detach Detect */
240 #define CPCAP_REG_LMISC		0x1278	/* LMR Misc Bits */
241 #define CPCAP_REG_LMACE		0x127c	/* LMR Mace IC Support */
242 
243 #define CPCAP_REG_TEST		0x7c00	/* Test */
244 
245 #define CPCAP_REG_ST_TEST1	0x7d08	/* ST Test1 */
246 
247 #define CPCAP_REG_ST_TEST2	0x7d18	/* ST Test2 */
248 
249 /*
250  * Helpers for child devices to check the revision and vendor.
251  *
252  * REVISIT: No documentation for the bits below, please update
253  * to use proper names for defines when available.
254  */
255 
cpcap_get_revision(struct device * dev,struct regmap * regmap,u16 * revision)256 static inline int cpcap_get_revision(struct device *dev,
257 				     struct regmap *regmap,
258 				     u16 *revision)
259 {
260 	unsigned int val;
261 	int ret;
262 
263 	ret = regmap_read(regmap, CPCAP_REG_VERSC1, &val);
264 	if (ret) {
265 		dev_err(dev, "Could not read revision\n");
266 
267 		return ret;
268 	}
269 
270 	*revision = ((val >> 3) & 0x7) | ((val << 3) & 0x38);
271 
272 	return 0;
273 }
274 
cpcap_get_vendor(struct device * dev,struct regmap * regmap,u16 * vendor)275 static inline int cpcap_get_vendor(struct device *dev,
276 				   struct regmap *regmap,
277 				   u16 *vendor)
278 {
279 	unsigned int val;
280 	int ret;
281 
282 	ret = regmap_read(regmap, CPCAP_REG_VERSC1, &val);
283 	if (ret) {
284 		dev_err(dev, "Could not read vendor\n");
285 
286 		return ret;
287 	}
288 
289 	*vendor = (val >> 6) & 0x7;
290 
291 	return 0;
292 }
293 
294 extern int cpcap_sense_virq(struct regmap *regmap, int virq);
295