xref: /openbmc/linux/include/linux/mfd/mc13xxx.h (revision d2912cb1)
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