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