xref: /openbmc/linux/include/linux/mfd/mc13xxx.h (revision 75bf465f0bc33e9b776a46d6a1b9b990f5fb7c37)
1  /* SPDX-License-Identifier: GPL-2.0-only */
2  /*
3   * Copyright 2009-2010 Pengutronix
4   * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
5   */
6  #ifndef __LINUX_MFD_MC13XXX_H
7  #define __LINUX_MFD_MC13XXX_H
8  
9  #include <linux/interrupt.h>
10  
11  struct mc13xxx;
12  
13  void mc13xxx_lock(struct mc13xxx *mc13xxx);
14  void mc13xxx_unlock(struct mc13xxx *mc13xxx);
15  
16  int mc13xxx_reg_read(struct mc13xxx *mc13xxx, unsigned int offset, u32 *val);
17  int mc13xxx_reg_write(struct mc13xxx *mc13xxx, unsigned int offset, u32 val);
18  int mc13xxx_reg_rmw(struct mc13xxx *mc13xxx, unsigned int offset,
19  		u32 mask, u32 val);
20  
21  int mc13xxx_irq_request(struct mc13xxx *mc13xxx, int irq,
22  		irq_handler_t handler, const char *name, void *dev);
23  int mc13xxx_irq_free(struct mc13xxx *mc13xxx, int irq, void *dev);
24  
25  int mc13xxx_irq_status(struct mc13xxx *mc13xxx, int irq,
26  		int *enabled, int *pending);
27  
28  int mc13xxx_get_flags(struct mc13xxx *mc13xxx);
29  
30  int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx,
31  		unsigned int mode, unsigned int channel,
32  		u8 ato, bool atox, unsigned int *sample);
33  
34  /* Deprecated calls */
mc13xxx_irq_ack(struct mc13xxx * mc13xxx,int irq)35  static inline int mc13xxx_irq_ack(struct mc13xxx *mc13xxx, int irq)
36  {
37  	return 0;
38  }
39  
mc13xxx_irq_request_nounmask(struct mc13xxx * mc13xxx,int irq,irq_handler_t handler,const char * name,void * dev)40  static inline int mc13xxx_irq_request_nounmask(struct mc13xxx *mc13xxx, int irq,
41  					       irq_handler_t handler,
42  					       const char *name, void *dev)
43  {
44  	return mc13xxx_irq_request(mc13xxx, irq, handler, name, dev);
45  }
46  
47  int mc13xxx_irq_mask(struct mc13xxx *mc13xxx, int irq);
48  int mc13xxx_irq_unmask(struct mc13xxx *mc13xxx, int irq);
49  
50  #define MC13783_AUDIO_RX0	36
51  #define MC13783_AUDIO_RX1	37
52  #define MC13783_AUDIO_TX	38
53  #define MC13783_SSI_NETWORK	39
54  #define MC13783_AUDIO_CODEC	40
55  #define MC13783_AUDIO_DAC	41
56  
57  #define MC13XXX_IRQ_ADCDONE	0
58  #define MC13XXX_IRQ_ADCBISDONE	1
59  #define MC13XXX_IRQ_TS		2
60  #define MC13XXX_IRQ_CHGDET	6
61  #define MC13XXX_IRQ_CHGREV	8
62  #define MC13XXX_IRQ_CHGSHORT	9
63  #define MC13XXX_IRQ_CCCV	10
64  #define MC13XXX_IRQ_CHGCURR	11
65  #define MC13XXX_IRQ_BPON	12
66  #define MC13XXX_IRQ_LOBATL	13
67  #define MC13XXX_IRQ_LOBATH	14
68  #define MC13XXX_IRQ_1HZ		24
69  #define MC13XXX_IRQ_TODA	25
70  #define MC13XXX_IRQ_SYSRST	30
71  #define MC13XXX_IRQ_RTCRST	31
72  #define MC13XXX_IRQ_PC		32
73  #define MC13XXX_IRQ_WARM	33
74  #define MC13XXX_IRQ_MEMHLD	34
75  #define MC13XXX_IRQ_THWARNL	36
76  #define MC13XXX_IRQ_THWARNH	37
77  #define MC13XXX_IRQ_CLK		38
78  
79  struct regulator_init_data;
80  
81  struct mc13xxx_regulator_init_data {
82  	int id;
83  	struct regulator_init_data *init_data;
84  	struct device_node *node;
85  };
86  
87  struct mc13xxx_regulator_platform_data {
88  	int num_regulators;
89  	struct mc13xxx_regulator_init_data *regulators;
90  };
91  
92  enum {
93  	/* MC13783 LED IDs */
94  	MC13783_LED_MD,
95  	MC13783_LED_AD,
96  	MC13783_LED_KP,
97  	MC13783_LED_R1,
98  	MC13783_LED_G1,
99  	MC13783_LED_B1,
100  	MC13783_LED_R2,
101  	MC13783_LED_G2,
102  	MC13783_LED_B2,
103  	MC13783_LED_R3,
104  	MC13783_LED_G3,
105  	MC13783_LED_B3,
106  	/* MC13892 LED IDs */
107  	MC13892_LED_MD,
108  	MC13892_LED_AD,
109  	MC13892_LED_KP,
110  	MC13892_LED_R,
111  	MC13892_LED_G,
112  	MC13892_LED_B,
113  	/* MC34708 LED IDs */
114  	MC34708_LED_R,
115  	MC34708_LED_G,
116  };
117  
118  struct mc13xxx_led_platform_data {
119  	int id;
120  	const char *name;
121  	const char *default_trigger;
122  };
123  
124  #define MAX_LED_CONTROL_REGS	6
125  
126  /* MC13783 LED Control 0 */
127  #define MC13783_LED_C0_ENABLE		(1 << 0)
128  #define MC13783_LED_C0_TRIODE_MD	(1 << 7)
129  #define MC13783_LED_C0_TRIODE_AD	(1 << 8)
130  #define MC13783_LED_C0_TRIODE_KP	(1 << 9)
131  #define MC13783_LED_C0_BOOST		(1 << 10)
132  #define MC13783_LED_C0_ABMODE(x)	(((x) & 0x7) << 11)
133  #define MC13783_LED_C0_ABREF(x)		(((x) & 0x3) << 14)
134  /* MC13783 LED Control 1 */
135  #define MC13783_LED_C1_TC1HALF		(1 << 18)
136  #define MC13783_LED_C1_SLEWLIM		(1 << 23)
137  /* MC13783 LED Control 2 */
138  #define MC13783_LED_C2_CURRENT_MD(x)	(((x) & 0x7) << 0)
139  #define MC13783_LED_C2_CURRENT_AD(x)	(((x) & 0x7) << 3)
140  #define MC13783_LED_C2_CURRENT_KP(x)	(((x) & 0x7) << 6)
141  #define MC13783_LED_C2_PERIOD(x)	(((x) & 0x3) << 21)
142  #define MC13783_LED_C2_SLEWLIM		(1 << 23)
143  /* MC13783 LED Control 3 */
144  #define MC13783_LED_C3_CURRENT_R1(x)	(((x) & 0x3) << 0)
145  #define MC13783_LED_C3_CURRENT_G1(x)	(((x) & 0x3) << 2)
146  #define MC13783_LED_C3_CURRENT_B1(x)	(((x) & 0x3) << 4)
147  #define MC13783_LED_C3_PERIOD(x)	(((x) & 0x3) << 21)
148  #define MC13783_LED_C3_TRIODE_TC1	(1 << 23)
149  /* MC13783 LED Control 4 */
150  #define MC13783_LED_C4_CURRENT_R2(x)	(((x) & 0x3) << 0)
151  #define MC13783_LED_C4_CURRENT_G2(x)	(((x) & 0x3) << 2)
152  #define MC13783_LED_C4_CURRENT_B2(x)	(((x) & 0x3) << 4)
153  #define MC13783_LED_C4_PERIOD(x)	(((x) & 0x3) << 21)
154  #define MC13783_LED_C4_TRIODE_TC2	(1 << 23)
155  /* MC13783 LED Control 5 */
156  #define MC13783_LED_C5_CURRENT_R3(x)	(((x) & 0x3) << 0)
157  #define MC13783_LED_C5_CURRENT_G3(x)	(((x) & 0x3) << 2)
158  #define MC13783_LED_C5_CURRENT_B3(x)	(((x) & 0x3) << 4)
159  #define MC13783_LED_C5_PERIOD(x)	(((x) & 0x3) << 21)
160  #define MC13783_LED_C5_TRIODE_TC3	(1 << 23)
161  /* MC13892 LED Control 0 */
162  #define MC13892_LED_C0_CURRENT_MD(x)	(((x) & 0x7) << 9)
163  #define MC13892_LED_C0_CURRENT_AD(x)	(((x) & 0x7) << 21)
164  /* MC13892 LED Control 1 */
165  #define MC13892_LED_C1_CURRENT_KP(x)	(((x) & 0x7) << 9)
166  /* MC13892 LED Control 2 */
167  #define MC13892_LED_C2_CURRENT_R(x)	(((x) & 0x7) << 9)
168  #define MC13892_LED_C2_CURRENT_G(x)	(((x) & 0x7) << 21)
169  /* MC13892 LED Control 3 */
170  #define MC13892_LED_C3_CURRENT_B(x)	(((x) & 0x7) << 9)
171  /* MC34708 LED Control 0 */
172  #define MC34708_LED_C0_CURRENT_R(x)	(((x) & 0x3) << 9)
173  #define MC34708_LED_C0_CURRENT_G(x)	(((x) & 0x3) << 21)
174  
175  struct mc13xxx_leds_platform_data {
176  	struct mc13xxx_led_platform_data *led;
177  	int num_leds;
178  	u32 led_control[MAX_LED_CONTROL_REGS];
179  };
180  
181  #define MC13783_BUTTON_DBNC_0MS		0
182  #define MC13783_BUTTON_DBNC_30MS	1
183  #define MC13783_BUTTON_DBNC_150MS	2
184  #define MC13783_BUTTON_DBNC_750MS	3
185  #define MC13783_BUTTON_ENABLE		(1 << 2)
186  #define MC13783_BUTTON_POL_INVERT	(1 << 3)
187  #define MC13783_BUTTON_RESET_EN		(1 << 4)
188  
189  struct mc13xxx_buttons_platform_data {
190  	int b1on_flags;
191  	unsigned short b1on_key;
192  	int b2on_flags;
193  	unsigned short b2on_key;
194  	int b3on_flags;
195  	unsigned short b3on_key;
196  };
197  
198  #define MC13783_TS_ATO_FIRST	false
199  #define MC13783_TS_ATO_EACH	true
200  
201  struct mc13xxx_ts_platform_data {
202  	/* Delay between Touchscreen polarization and ADC Conversion.
203  	 * Given in clock ticks of a 32 kHz clock which gives a granularity of
204  	 * about 30.5ms */
205  	u8 ato;
206  	/* Use the ATO delay only for the first conversion or for each one */
207  	bool atox;
208  };
209  
210  enum mc13783_ssi_port {
211  	MC13783_SSI1_PORT,
212  	MC13783_SSI2_PORT,
213  };
214  
215  struct mc13xxx_codec_platform_data {
216  	enum mc13783_ssi_port adc_ssi_port;
217  	enum mc13783_ssi_port dac_ssi_port;
218  };
219  
220  #define MC13XXX_USE_TOUCHSCREEN	(1 << 0)
221  #define MC13XXX_USE_CODEC	(1 << 1)
222  #define MC13XXX_USE_ADC		(1 << 2)
223  #define MC13XXX_USE_RTC		(1 << 3)
224  
225  struct mc13xxx_platform_data {
226  	unsigned int flags;
227  
228  	struct mc13xxx_regulator_platform_data regulators;
229  	struct mc13xxx_leds_platform_data *leds;
230  	struct mc13xxx_buttons_platform_data *buttons;
231  	struct mc13xxx_ts_platform_data touch;
232  	struct mc13xxx_codec_platform_data *codec;
233  };
234  
235  #define MC13XXX_ADC_MODE_TS		1
236  #define MC13XXX_ADC_MODE_SINGLE_CHAN	2
237  #define MC13XXX_ADC_MODE_MULT_CHAN	3
238  
239  #define MC13XXX_ADC0		43
240  #define MC13XXX_ADC0_LICELLCON		(1 << 0)
241  #define MC13XXX_ADC0_CHRGICON		(1 << 1)
242  #define MC13XXX_ADC0_BATICON		(1 << 2)
243  #define MC13XXX_ADC0_ADIN7SEL_DIE	(1 << 4)
244  #define MC13XXX_ADC0_ADIN7SEL_UID	(2 << 4)
245  #define MC13XXX_ADC0_ADREFEN		(1 << 10)
246  #define MC13XXX_ADC0_TSMOD0		(1 << 12)
247  #define MC13XXX_ADC0_TSMOD1		(1 << 13)
248  #define MC13XXX_ADC0_TSMOD2		(1 << 14)
249  #define MC13XXX_ADC0_CHRGRAWDIV		(1 << 15)
250  #define MC13XXX_ADC0_ADINC1		(1 << 16)
251  #define MC13XXX_ADC0_ADINC2		(1 << 17)
252  
253  #define MC13XXX_ADC0_TSMOD_MASK		(MC13XXX_ADC0_TSMOD0 | \
254  					MC13XXX_ADC0_TSMOD1 | \
255  					MC13XXX_ADC0_TSMOD2)
256  
257  #define MC13XXX_ADC0_CONFIG_MASK	(MC13XXX_ADC0_TSMOD_MASK | \
258  					MC13XXX_ADC0_LICELLCON | \
259  					MC13XXX_ADC0_CHRGICON | \
260  					MC13XXX_ADC0_BATICON)
261  
262  #endif /* ifndef __LINUX_MFD_MC13XXX_H */
263