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
11struct mc13xxx;
12
13void mc13xxx_lock(struct mc13xxx *mc13xxx);
14void mc13xxx_unlock(struct mc13xxx *mc13xxx);
15
16int mc13xxx_reg_read(struct mc13xxx *mc13xxx, unsigned int offset, u32 *val);
17int mc13xxx_reg_write(struct mc13xxx *mc13xxx, unsigned int offset, u32 val);
18int mc13xxx_reg_rmw(struct mc13xxx *mc13xxx, unsigned int offset,
19 u32 mask, u32 val);
20
21int mc13xxx_irq_request(struct mc13xxx *mc13xxx, int irq,
22 irq_handler_t handler, const char *name, void *dev);
23int mc13xxx_irq_free(struct mc13xxx *mc13xxx, int irq, void *dev);
24
25int mc13xxx_irq_status(struct mc13xxx *mc13xxx, int irq,
26 int *enabled, int *pending);
27
28int mc13xxx_get_flags(struct mc13xxx *mc13xxx);
29
30int 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 */
35static inline int mc13xxx_irq_ack(struct mc13xxx *mc13xxx, int irq)
36{
37 return 0;
38}
39
40static 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
47int mc13xxx_irq_mask(struct mc13xxx *mc13xxx, int irq);
48int 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
79struct regulator_init_data;
80
81struct mc13xxx_regulator_init_data {
82 int id;
83 struct regulator_init_data *init_data;
84 struct device_node *node;
85};
86
87struct mc13xxx_regulator_platform_data {
88 int num_regulators;
89 struct mc13xxx_regulator_init_data *regulators;
90};
91
92enum {
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
118struct 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
175struct 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
189struct 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
201struct 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
210enum mc13783_ssi_port {
211 MC13783_SSI1_PORT,
212 MC13783_SSI2_PORT,
213};
214
215struct 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
225struct 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

source code of linux/include/linux/mfd/mc13xxx.h