1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Common definitions for Cirrus Logic CS35L56 smart amp
4  *
5  * Copyright (C) 2023 Cirrus Logic, Inc. and
6  *                    Cirrus Logic International Semiconductor Ltd.
7  */
8 
9 #ifndef __CS35L56_H
10 #define __CS35L56_H
11 
12 #include <linux/firmware/cirrus/cs_dsp.h>
13 #include <linux/regulator/consumer.h>
14 #include <linux/regmap.h>
15 #include <sound/cs-amp-lib.h>
16 
17 #define CS35L56_DEVID					0x0000000
18 #define CS35L56_REVID					0x0000004
19 #define CS35L56_RELID					0x000000C
20 #define CS35L56_OTPID					0x0000010
21 #define CS35L56_SFT_RESET				0x0000020
22 #define CS35L56_GLOBAL_ENABLES				0x0002014
23 #define CS35L56_BLOCK_ENABLES				0x0002018
24 #define CS35L56_BLOCK_ENABLES2				0x000201C
25 #define CS35L56_REFCLK_INPUT				0x0002C04
26 #define CS35L56_GLOBAL_SAMPLE_RATE			0x0002C0C
27 #define CS35L56_OTP_MEM_53				0x00300D4
28 #define CS35L56_OTP_MEM_54				0x00300D8
29 #define CS35L56_OTP_MEM_55				0x00300DC
30 #define CS35L56_ASP1_ENABLES1				0x0004800
31 #define CS35L56_ASP1_CONTROL1				0x0004804
32 #define CS35L56_ASP1_CONTROL2				0x0004808
33 #define CS35L56_ASP1_CONTROL3				0x000480C
34 #define CS35L56_ASP1_FRAME_CONTROL1			0x0004810
35 #define CS35L56_ASP1_FRAME_CONTROL5			0x0004820
36 #define CS35L56_ASP1_DATA_CONTROL1			0x0004830
37 #define CS35L56_ASP1_DATA_CONTROL5			0x0004840
38 #define CS35L56_DACPCM1_INPUT				0x0004C00
39 #define CS35L56_DACPCM2_INPUT				0x0004C08
40 #define CS35L56_ASP1TX1_INPUT				0x0004C20
41 #define CS35L56_ASP1TX2_INPUT				0x0004C24
42 #define CS35L56_ASP1TX3_INPUT				0x0004C28
43 #define CS35L56_ASP1TX4_INPUT				0x0004C2C
44 #define CS35L56_DSP1RX1_INPUT				0x0004C40
45 #define CS35L56_DSP1RX2_INPUT				0x0004C44
46 #define CS35L56_SWIRE_DP3_CH1_INPUT			0x0004C70
47 #define CS35L56_SWIRE_DP3_CH2_INPUT			0x0004C74
48 #define CS35L56_SWIRE_DP3_CH3_INPUT			0x0004C78
49 #define CS35L56_SWIRE_DP3_CH4_INPUT			0x0004C7C
50 #define CS35L56_IRQ1_CFG				0x000E000
51 #define CS35L56_IRQ1_STATUS				0x000E004
52 #define CS35L56_IRQ1_EINT_1				0x000E010
53 #define CS35L56_IRQ1_EINT_2				0x000E014
54 #define CS35L56_IRQ1_EINT_4				0x000E01C
55 #define CS35L56_IRQ1_EINT_8				0x000E02C
56 #define CS35L56_IRQ1_EINT_18				0x000E054
57 #define CS35L56_IRQ1_EINT_20				0x000E05C
58 #define CS35L56_IRQ1_MASK_1				0x000E090
59 #define CS35L56_IRQ1_MASK_2				0x000E094
60 #define CS35L56_IRQ1_MASK_4				0x000E09C
61 #define CS35L56_IRQ1_MASK_8				0x000E0AC
62 #define CS35L56_IRQ1_MASK_18				0x000E0D4
63 #define CS35L56_IRQ1_MASK_20				0x000E0DC
64 #define CS35L56_DSP_VIRTUAL1_MBOX_1			0x0011020
65 #define CS35L56_DSP_VIRTUAL1_MBOX_2			0x0011024
66 #define CS35L56_DSP_VIRTUAL1_MBOX_3			0x0011028
67 #define CS35L56_DSP_VIRTUAL1_MBOX_4			0x001102C
68 #define CS35L56_DSP_VIRTUAL1_MBOX_5			0x0011030
69 #define CS35L56_DSP_VIRTUAL1_MBOX_6			0x0011034
70 #define CS35L56_DSP_VIRTUAL1_MBOX_7			0x0011038
71 #define CS35L56_DSP_VIRTUAL1_MBOX_8			0x001103C
72 #define CS35L56_DSP_RESTRICT_STS1			0x00190F0
73 #define CS35L56_DSP1_XMEM_PACKED_0			0x2000000
74 #define CS35L56_DSP1_XMEM_PACKED_6143			0x2005FFC
75 #define CS35L56_DSP1_XMEM_UNPACKED32_0			0x2400000
76 #define CS35L56_DSP1_XMEM_UNPACKED32_4095		0x2403FFC
77 #define CS35L56_DSP1_SYS_INFO_ID			0x25E0000
78 #define CS35L56_DSP1_SYS_INFO_END			0x25E004C
79 #define CS35L56_DSP1_AHBM_WINDOW_DEBUG_0		0x25E2040
80 #define CS35L56_DSP1_AHBM_WINDOW_DEBUG_1		0x25E2044
81 #define CS35L56_DSP1_XMEM_UNPACKED24_0			0x2800000
82 #define CS35L56_DSP1_FW_VER				0x2800010
83 #define CS35L56_DSP1_HALO_STATE				0x28021E0
84 #define CS35L56_DSP1_PM_CUR_STATE			0x2804308
85 #define CS35L56_DSP1_XMEM_UNPACKED24_8191		0x2807FFC
86 #define CS35L56_DSP1_CORE_BASE				0x2B80000
87 #define CS35L56_DSP1_SCRATCH1				0x2B805C0
88 #define CS35L56_DSP1_SCRATCH2				0x2B805C8
89 #define CS35L56_DSP1_SCRATCH3				0x2B805D0
90 #define CS35L56_DSP1_SCRATCH4				0x2B805D8
91 #define CS35L56_DSP1_YMEM_PACKED_0			0x2C00000
92 #define CS35L56_DSP1_YMEM_PACKED_4604			0x2C047F0
93 #define CS35L56_DSP1_YMEM_UNPACKED32_0			0x3000000
94 #define CS35L56_DSP1_YMEM_UNPACKED32_3070		0x3002FF8
95 #define CS35L56_DSP1_YMEM_UNPACKED24_0			0x3400000
96 #define CS35L56_MAIN_RENDER_USER_MUTE			0x3400024
97 #define CS35L56_MAIN_RENDER_USER_VOLUME			0x340002C
98 #define CS35L56_MAIN_POSTURE_NUMBER			0x3400094
99 #define CS35L56_PROTECTION_STATUS			0x34000D8
100 #define CS35L56_TRANSDUCER_ACTUAL_PS			0x3400150
101 #define CS35L56_DSP1_YMEM_UNPACKED24_6141		0x3405FF4
102 #define CS35L56_DSP1_PMEM_0				0x3800000
103 #define CS35L56_DSP1_PMEM_5114				0x3804FE8
104 
105 /* DEVID */
106 #define CS35L56_DEVID_MASK				0x00FFFFFF
107 
108 /* REVID */
109 #define CS35L56_AREVID_MASK				0x000000F0
110 #define CS35L56_MTLREVID_MASK				0x0000000F
111 #define CS35L56_REVID_B0				0x000000B0
112 
113 /* ASP_ENABLES1 */
114 #define CS35L56_ASP_RX2_EN_SHIFT			17
115 #define CS35L56_ASP_RX1_EN_SHIFT			16
116 #define CS35L56_ASP_TX4_EN_SHIFT			3
117 #define CS35L56_ASP_TX3_EN_SHIFT			2
118 #define CS35L56_ASP_TX2_EN_SHIFT			1
119 #define CS35L56_ASP_TX1_EN_SHIFT			0
120 
121 /* ASP_CONTROL1 */
122 #define CS35L56_ASP_BCLK_FREQ_MASK			0x0000003F
123 #define CS35L56_ASP_BCLK_FREQ_SHIFT			0
124 
125 /* ASP_CONTROL2 */
126 #define CS35L56_ASP_RX_WIDTH_MASK			0xFF000000
127 #define CS35L56_ASP_RX_WIDTH_SHIFT			24
128 #define CS35L56_ASP_TX_WIDTH_MASK			0x00FF0000
129 #define CS35L56_ASP_TX_WIDTH_SHIFT			16
130 #define CS35L56_ASP_FMT_MASK				0x00000700
131 #define CS35L56_ASP_FMT_SHIFT				8
132 #define CS35L56_ASP_BCLK_INV_MASK			0x00000040
133 #define CS35L56_ASP_FSYNC_INV_MASK			0x00000004
134 
135 /* ASP_CONTROL3 */
136 #define CS35L56_ASP1_DOUT_HIZ_CTRL_MASK			0x00000003
137 
138 /* ASP_DATA_CONTROL1 */
139 #define CS35L56_ASP_TX_WL_MASK				0x0000003F
140 
141 /* ASP_DATA_CONTROL5 */
142 #define CS35L56_ASP_RX_WL_MASK				0x0000003F
143 
144 /* ASPTXn_INPUT */
145 #define CS35L56_ASP_TXn_SRC_MASK			0x0000007F
146 
147 /* SWIRETX[1..7]_SRC SDWTXn INPUT */
148 #define CS35L56_SWIRETXn_SRC_MASK			0x0000007F
149 
150 /* IRQ1_STATUS */
151 #define CS35L56_IRQ1_STS_MASK				0x00000001
152 
153 /* IRQ1_EINT_1 */
154 #define CS35L56_AMP_SHORT_ERR_EINT1_MASK		0x80000000
155 
156 /* IRQ1_EINT_2 */
157 #define CS35L56_DSP_VIRTUAL2_MBOX_WR_EINT1_MASK		0x00200000
158 
159 /* IRQ1_EINT_4 */
160 #define CS35L56_OTP_BOOT_DONE_MASK			0x00000002
161 
162 /* IRQ1_EINT_8 */
163 #define CS35L56_TEMP_ERR_EINT1_MASK			0x80000000
164 
165 /* Mixer input sources */
166 #define CS35L56_INPUT_SRC_NONE				0x00
167 #define CS35L56_INPUT_SRC_ASP1RX1			0x08
168 #define CS35L56_INPUT_SRC_ASP1RX2			0x09
169 #define CS35L56_INPUT_SRC_VMON				0x18
170 #define CS35L56_INPUT_SRC_IMON				0x19
171 #define CS35L56_INPUT_SRC_ERR_VOL			0x20
172 #define CS35L56_INPUT_SRC_CLASSH			0x21
173 #define CS35L56_INPUT_SRC_VDDBMON			0x28
174 #define CS35L56_INPUT_SRC_VBSTMON			0x29
175 #define CS35L56_INPUT_SRC_DSP1TX1			0x32
176 #define CS35L56_INPUT_SRC_DSP1TX2			0x33
177 #define CS35L56_INPUT_SRC_DSP1TX3			0x34
178 #define CS35L56_INPUT_SRC_DSP1TX4			0x35
179 #define CS35L56_INPUT_SRC_DSP1TX5			0x36
180 #define CS35L56_INPUT_SRC_DSP1TX6			0x37
181 #define CS35L56_INPUT_SRC_DSP1TX7			0x38
182 #define CS35L56_INPUT_SRC_DSP1TX8			0x39
183 #define CS35L56_INPUT_SRC_TEMPMON			0x3A
184 #define CS35L56_INPUT_SRC_INTERPOLATOR			0x40
185 #define CS35L56_INPUT_SRC_SWIRE_DP1_CHANNEL1		0x44
186 #define CS35L56_INPUT_SRC_SWIRE_DP1_CHANNEL2		0x45
187 #define CS35L56_INPUT_MASK				0x7F
188 
189 #define CS35L56_NUM_INPUT_SRC				21
190 
191 /* ASP formats */
192 #define CS35L56_ASP_FMT_DSP_A				0
193 #define CS35L56_ASP_FMT_I2S				2
194 
195 /* ASP HiZ modes */
196 #define CS35L56_ASP_UNUSED_HIZ_OFF_HIZ			3
197 
198 /* MAIN_RENDER_ACTUAL_PS */
199 #define CS35L56_PS0					0
200 #define CS35L56_PS3					3
201 
202 /* CS35L56_DSP_RESTRICT_STS1 */
203 #define CS35L56_RESTRICTED_MASK				0x7
204 
205 /* CS35L56_MAIN_RENDER_USER_MUTE */
206 #define CS35L56_MAIN_RENDER_USER_MUTE_MASK		1
207 
208 /* CS35L56_MAIN_RENDER_USER_VOLUME */
209 #define CS35L56_MAIN_RENDER_USER_VOLUME_MIN		-400
210 #define CS35L56_MAIN_RENDER_USER_VOLUME_MAX		48
211 #define CS35L56_MAIN_RENDER_USER_VOLUME_MASK		0x0000FFC0
212 #define CS35L56_MAIN_RENDER_USER_VOLUME_SHIFT		6
213 #define CS35L56_MAIN_RENDER_USER_VOLUME_SIGNBIT		9
214 
215 /* CS35L56_MAIN_POSTURE_NUMBER */
216 #define CS35L56_MAIN_POSTURE_MIN			0
217 #define CS35L56_MAIN_POSTURE_MAX			255
218 #define CS35L56_MAIN_POSTURE_MASK			CS35L56_MAIN_POSTURE_MAX
219 
220 /* CS35L56_PROTECTION_STATUS */
221 #define CS35L56_FIRMWARE_MISSING			BIT(0)
222 
223 /* Software Values */
224 #define CS35L56_HALO_STATE_SHUTDOWN			1
225 #define CS35L56_HALO_STATE_BOOT_DONE			2
226 
227 #define CS35L56_MBOX_CMD_AUDIO_PLAY			0x0B000001
228 #define CS35L56_MBOX_CMD_AUDIO_PAUSE			0x0B000002
229 #define CS35L56_MBOX_CMD_AUDIO_REINIT			0x0B000003
230 #define CS35L56_MBOX_CMD_HIBERNATE_NOW			0x02000001
231 #define CS35L56_MBOX_CMD_WAKEUP				0x02000002
232 #define CS35L56_MBOX_CMD_PREVENT_AUTO_HIBERNATE		0x02000003
233 #define CS35L56_MBOX_CMD_ALLOW_AUTO_HIBERNATE		0x02000004
234 #define CS35L56_MBOX_CMD_SHUTDOWN			0x02000005
235 #define CS35L56_MBOX_CMD_SYSTEM_RESET			0x02000007
236 
237 #define CS35L56_MBOX_TIMEOUT_US				5000
238 #define CS35L56_MBOX_POLL_US				250
239 
240 #define CS35L56_PS0_POLL_US				500
241 #define CS35L56_PS0_TIMEOUT_US				50000
242 #define CS35L56_PS3_POLL_US				500
243 #define CS35L56_PS3_TIMEOUT_US				300000
244 
245 #define CS35L56_CONTROL_PORT_READY_US			2200
246 #define CS35L56_HALO_STATE_POLL_US			1000
247 #define CS35L56_HALO_STATE_TIMEOUT_US			250000
248 #define CS35L56_RESET_PULSE_MIN_US			1100
249 #define CS35L56_WAKE_HOLD_TIME_US			1000
250 
251 #define CS35L56_SDW1_PLAYBACK_PORT			1
252 #define CS35L56_SDW1_CAPTURE_PORT			3
253 
254 #define CS35L56_NUM_BULK_SUPPLIES			3
255 #define CS35L56_NUM_DSP_REGIONS				5
256 
257 struct cs35l56_base {
258 	struct device *dev;
259 	struct regmap *regmap;
260 	int irq;
261 	struct mutex irq_lock;
262 	u8 type;
263 	u8 rev;
264 	bool init_done;
265 	bool fw_patched;
266 	bool secured;
267 	bool can_hibernate;
268 	bool cal_data_valid;
269 	s8 cal_index;
270 	struct cirrus_amp_cal_data cal_data;
271 	struct gpio_desc *reset_gpio;
272 };
273 
274 /* Temporary to avoid a build break with the HDA driver */
cs35l56_force_sync_asp1_registers_from_cache(struct cs35l56_base * cs35l56_base)275 static inline int cs35l56_force_sync_asp1_registers_from_cache(struct cs35l56_base *cs35l56_base)
276 {
277 	return 0;
278 }
279 
cs35l56_is_otp_register(unsigned int reg)280 static inline bool cs35l56_is_otp_register(unsigned int reg)
281 {
282 	return (reg >> 16) == 3;
283 }
284 
285 extern const struct regmap_config cs35l56_regmap_i2c;
286 extern const struct regmap_config cs35l56_regmap_spi;
287 extern const struct regmap_config cs35l56_regmap_sdw;
288 
289 extern const struct cirrus_amp_cal_controls cs35l56_calibration_controls;
290 
291 extern const char * const cs35l56_tx_input_texts[CS35L56_NUM_INPUT_SRC];
292 extern const unsigned int cs35l56_tx_input_values[CS35L56_NUM_INPUT_SRC];
293 
294 int cs35l56_set_patch(struct cs35l56_base *cs35l56_base);
295 int cs35l56_mbox_send(struct cs35l56_base *cs35l56_base, unsigned int command);
296 int cs35l56_firmware_shutdown(struct cs35l56_base *cs35l56_base);
297 int cs35l56_wait_for_firmware_boot(struct cs35l56_base *cs35l56_base);
298 void cs35l56_wait_control_port_ready(void);
299 void cs35l56_wait_min_reset_pulse(void);
300 void cs35l56_system_reset(struct cs35l56_base *cs35l56_base, bool is_soundwire);
301 int cs35l56_irq_request(struct cs35l56_base *cs35l56_base, int irq);
302 irqreturn_t cs35l56_irq(int irq, void *data);
303 int cs35l56_is_fw_reload_needed(struct cs35l56_base *cs35l56_base);
304 int cs35l56_runtime_suspend_common(struct cs35l56_base *cs35l56_base);
305 int cs35l56_runtime_resume_common(struct cs35l56_base *cs35l56_base, bool is_soundwire);
306 void cs35l56_init_cs_dsp(struct cs35l56_base *cs35l56_base, struct cs_dsp *cs_dsp);
307 int cs35l56_get_calibration(struct cs35l56_base *cs35l56_base);
308 int cs35l56_read_prot_status(struct cs35l56_base *cs35l56_base,
309 			     bool *fw_missing, unsigned int *fw_version);
310 int cs35l56_hw_init(struct cs35l56_base *cs35l56_base);
311 int cs35l56_get_speaker_id(struct cs35l56_base *cs35l56_base);
312 int cs35l56_get_bclk_freq_id(unsigned int freq);
313 void cs35l56_fill_supply_names(struct regulator_bulk_data *data);
314 
315 #endif /* ifndef __CS35L56_H */
316