1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * CS42L43 core driver external data
4  *
5  * Copyright (C) 2022-2023 Cirrus Logic, Inc. and
6  *                         Cirrus Logic International Semiconductor Ltd.
7  */
8 
9 #include <linux/completion.h>
10 #include <linux/device.h>
11 #include <linux/gpio/consumer.h>
12 #include <linux/mutex.h>
13 #include <linux/regmap.h>
14 #include <linux/regulator/consumer.h>
15 #include <linux/soundwire/sdw.h>
16 #include <linux/workqueue.h>
17 
18 #ifndef CS42L43_CORE_EXT_H
19 #define CS42L43_CORE_EXT_H
20 
21 #define CS42L43_N_SUPPLIES		3
22 
23 enum cs42l43_irq_numbers {
24 	CS42L43_PLL_LOST_LOCK,
25 	CS42L43_PLL_READY,
26 
27 	CS42L43_HP_STARTUP_DONE,
28 	CS42L43_HP_SHUTDOWN_DONE,
29 	CS42L43_HSDET_DONE,
30 	CS42L43_TIPSENSE_UNPLUG_DB,
31 	CS42L43_TIPSENSE_PLUG_DB,
32 	CS42L43_RINGSENSE_UNPLUG_DB,
33 	CS42L43_RINGSENSE_PLUG_DB,
34 	CS42L43_TIPSENSE_UNPLUG_PDET,
35 	CS42L43_TIPSENSE_PLUG_PDET,
36 	CS42L43_RINGSENSE_UNPLUG_PDET,
37 	CS42L43_RINGSENSE_PLUG_PDET,
38 
39 	CS42L43_HS2_BIAS_SENSE,
40 	CS42L43_HS1_BIAS_SENSE,
41 	CS42L43_DC_DETECT1_FALSE,
42 	CS42L43_DC_DETECT1_TRUE,
43 	CS42L43_HSBIAS_CLAMPED,
44 	CS42L43_HS3_4_BIAS_SENSE,
45 
46 	CS42L43_AMP2_CLK_STOP_FAULT,
47 	CS42L43_AMP1_CLK_STOP_FAULT,
48 	CS42L43_AMP2_VDDSPK_FAULT,
49 	CS42L43_AMP1_VDDSPK_FAULT,
50 	CS42L43_AMP2_SHUTDOWN_DONE,
51 	CS42L43_AMP1_SHUTDOWN_DONE,
52 	CS42L43_AMP2_STARTUP_DONE,
53 	CS42L43_AMP1_STARTUP_DONE,
54 	CS42L43_AMP2_THERM_SHDN,
55 	CS42L43_AMP1_THERM_SHDN,
56 	CS42L43_AMP2_THERM_WARN,
57 	CS42L43_AMP1_THERM_WARN,
58 	CS42L43_AMP2_SCDET,
59 	CS42L43_AMP1_SCDET,
60 
61 	CS42L43_GPIO3_FALL,
62 	CS42L43_GPIO3_RISE,
63 	CS42L43_GPIO2_FALL,
64 	CS42L43_GPIO2_RISE,
65 	CS42L43_GPIO1_FALL,
66 	CS42L43_GPIO1_RISE,
67 
68 	CS42L43_HP_ILIMIT,
69 	CS42L43_HP_LOADDET_DONE,
70 };
71 
72 struct cs42l43 {
73 	struct device *dev;
74 	struct regmap *regmap;
75 	struct sdw_slave *sdw;
76 
77 	struct regulator *vdd_p;
78 	struct regulator *vdd_d;
79 	struct regulator_bulk_data core_supplies[CS42L43_N_SUPPLIES];
80 
81 	struct gpio_desc *reset;
82 
83 	int irq;
84 	struct regmap_irq_chip irq_chip;
85 	struct regmap_irq_chip_data *irq_data;
86 
87 	struct work_struct boot_work;
88 	struct completion device_attach;
89 	struct completion device_detach;
90 	struct completion firmware_download;
91 	int firmware_error;
92 
93 	unsigned int sdw_freq;
94 	/* Lock to gate control of the PLL and its sources. */
95 	struct mutex pll_lock;
96 
97 	bool sdw_pll_active;
98 	bool attached;
99 	bool hw_lock;
100 };
101 
102 #endif /* CS42L43_CORE_EXT_H */
103