include/linux/mfd/mc13xxx.h

   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
  14 struct mc13xxx;
  15
  16 void mc13xxx_lock(struct mc13xxx *mc13xxx);
  17 void mc13xxx_unlock(struct mc13xxx *mc13xxx);
  18
  19 int mc13xxx_reg_read(struct mc13xxx *mc13xxx, unsigned int offset, u32 *val);
  20 int mc13xxx_reg_write(struct mc13xxx *mc13xxx, unsigned int offset, u32 val);
  21 int mc13xxx_reg_rmw(struct mc13xxx *mc13xxx, unsigned int offset,
  22                 u32 mask, u32 val);
  23
  24 int mc13xxx_get_flags(struct mc13xxx *mc13xxx);
  25
  26 int mc13xxx_irq_request(struct mc13xxx *mc13xxx, int irq,
  27                 irq_handler_t handler, const char *name, void *dev);
  28 int mc13xxx_irq_request_nounmask(struct mc13xxx *mc13xxx, int irq,
  29                 irq_handler_t handler, const char *name, void *dev);
  30 int mc13xxx_irq_free(struct mc13xxx *mc13xxx, int irq, void *dev);
  31
  32 int mc13xxx_irq_mask(struct mc13xxx *mc13xxx, int irq);
  33 int mc13xxx_irq_unmask(struct mc13xxx *mc13xxx, int irq);
  34 int mc13xxx_irq_status(struct mc13xxx *mc13xxx, int irq,
  35                 int *enabled, int *pending);
  36 int mc13xxx_irq_ack(struct mc13xxx *mc13xxx, int irq);
  37
  38 int mc13xxx_get_flags(struct mc13xxx *mc13xxx);
  39
  40 int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx,
  41                 unsigned int mode, unsigned int channel,
  42                 u8 ato, bool atox, unsigned int *sample);
  43
  44 #define MC13XXX_IRQ_ADCDONE     0
  45 #define MC13XXX_IRQ_ADCBISDONE  1
  46 #define MC13XXX_IRQ_TS          2
  47 #define MC13XXX_IRQ_CHGDET      6
  48 #define MC13XXX_IRQ_CHGREV      8
  49 #define MC13XXX_IRQ_CHGSHORT    9
  50 #define MC13XXX_IRQ_CCCV        10
  51 #define MC13XXX_IRQ_CHGCURR     11
  52 #define MC13XXX_IRQ_BPON        12
  53 #define MC13XXX_IRQ_LOBATL      13
  54 #define MC13XXX_IRQ_LOBATH      14
  55 #define MC13XXX_IRQ_1HZ         24
  56 #define MC13XXX_IRQ_TODA        25
  57 #define MC13XXX_IRQ_SYSRST      30
  58 #define MC13XXX_IRQ_RTCRST      31
  59 #define MC13XXX_IRQ_PC          32
  60 #define MC13XXX_IRQ_WARM        33
  61 #define MC13XXX_IRQ_MEMHLD      34
  62 #define MC13XXX_IRQ_THWARNL     36
  63 #define MC13XXX_IRQ_THWARNH     37
  64 #define MC13XXX_IRQ_CLK         38
  65
  66 #define MC13XXX_NUM_IRQ         46
  67
  68 struct regulator_init_data;
  69
  70 struct mc13xxx_regulator_init_data {
  71         int id;
  72         struct regulator_init_data *init_data;
  73         struct device_node *node;
  74 };
  75
  76 struct mc13xxx_regulator_platform_data {
  77         int num_regulators;
  78         struct mc13xxx_regulator_init_data *regulators;
  79 };
  80
  81 struct mc13xxx_led_platform_data {
  82 #define MC13783_LED_MD          0
  83 #define MC13783_LED_AD          1
  84 #define MC13783_LED_KP          2
  85 #define MC13783_LED_R1          3
  86 #define MC13783_LED_G1          4
  87 #define MC13783_LED_B1          5
  88 #define MC13783_LED_R2          6
  89 #define MC13783_LED_G2          7
  90 #define MC13783_LED_B2          8
  91 #define MC13783_LED_R3          9
  92 #define MC13783_LED_G3          10
  93 #define MC13783_LED_B3          11
  94 #define MC13783_LED_MAX MC13783_LED_B3
  95         int id;
  96         const char *name;
  97         const char *default_trigger;
  98
  99 /* Three or two bits current selection depending on the led */
 100         char max_current;
 101 };
 102
 103 struct mc13xxx_leds_platform_data {
 104         int num_leds;
 105         struct mc13xxx_led_platform_data *led;
 106
 107 #define MC13783_LED_TRIODE_MD   (1 << 0)
 108 #define MC13783_LED_TRIODE_AD   (1 << 1)
 109 #define MC13783_LED_TRIODE_KP   (1 << 2)
 110 #define MC13783_LED_BOOST_EN    (1 << 3)
 111 #define MC13783_LED_TC1HALF     (1 << 4)
 112 #define MC13783_LED_SLEWLIMTC   (1 << 5)
 113 #define MC13783_LED_SLEWLIMBL   (1 << 6)
 114 #define MC13783_LED_TRIODE_TC1  (1 << 7)
 115 #define MC13783_LED_TRIODE_TC2  (1 << 8)
 116 #define MC13783_LED_TRIODE_TC3  (1 << 9)
 117         int flags;
 118
 119 #define MC13783_LED_AB_DISABLED         0
 120 #define MC13783_LED_AB_MD1              1
 121 #define MC13783_LED_AB_MD12             2
 122 #define MC13783_LED_AB_MD123            3
 123 #define MC13783_LED_AB_MD1234           4
 124 #define MC13783_LED_AB_MD1234_AD1       5
 125 #define MC13783_LED_AB_MD1234_AD12      6
 126 #define MC13783_LED_AB_MD1_AD           7
 127         char abmode;
 128
 129 #define MC13783_LED_ABREF_200MV 0
 130 #define MC13783_LED_ABREF_400MV 1
 131 #define MC13783_LED_ABREF_600MV 2
 132 #define MC13783_LED_ABREF_800MV 3
 133         char abref;
 134
 135 #define MC13783_LED_PERIOD_10MS         0
 136 #define MC13783_LED_PERIOD_100MS        1
 137 #define MC13783_LED_PERIOD_500MS        2
 138 #define MC13783_LED_PERIOD_2S           3
 139         char bl_period;
 140         char tc1_period;
 141         char tc2_period;
 142         char tc3_period;
 143 };
 144
 145 struct mc13xxx_buttons_platform_data {
 146 #define MC13783_BUTTON_DBNC_0MS         0
 147 #define MC13783_BUTTON_DBNC_30MS        1
 148 #define MC13783_BUTTON_DBNC_150MS       2
 149 #define MC13783_BUTTON_DBNC_750MS       3
 150 #define MC13783_BUTTON_ENABLE           (1 << 2)
 151 #define MC13783_BUTTON_POL_INVERT       (1 << 3)
 152 #define MC13783_BUTTON_RESET_EN         (1 << 4)
 153         int b1on_flags;
 154         unsigned short b1on_key;
 155         int b2on_flags;
 156         unsigned short b2on_key;
 157         int b3on_flags;
 158         unsigned short b3on_key;
 159 };
 160
 161 struct mc13xxx_ts_platform_data {
 162         /* Delay between Touchscreen polarization and ADC Conversion.
 163          * Given in clock ticks of a 32 kHz clock which gives a granularity of
 164          * about 30.5ms */
 165         u8 ato;
 166
 167 #define MC13783_TS_ATO_FIRST false
 168 #define MC13783_TS_ATO_EACH  true
 169         /* Use the ATO delay only for the first conversion or for each one */
 170         bool atox;
 171 };
 172
 173 enum mc13783_ssi_port {
 174         MC13783_SSI1_PORT,
 175         MC13783_SSI2_PORT,
 176 };
 177
 178 struct mc13xxx_codec_platform_data {
 179         enum mc13783_ssi_port adc_ssi_port;
 180         enum mc13783_ssi_port dac_ssi_port;
 181 };
 182
 183 struct mc13xxx_platform_data {
 184 #define MC13XXX_USE_TOUCHSCREEN (1 << 0)
 185 #define MC13XXX_USE_CODEC       (1 << 1)
 186 #define MC13XXX_USE_ADC         (1 << 2)
 187 #define MC13XXX_USE_RTC         (1 << 3)
 188         unsigned int flags;
 189
 190         struct mc13xxx_regulator_platform_data regulators;
 191         struct mc13xxx_leds_platform_data *leds;
 192         struct mc13xxx_buttons_platform_data *buttons;
 193         struct mc13xxx_ts_platform_data touch;
 194         struct mc13xxx_codec_platform_data *codec;
 195 };
 196
 197 #define MC13XXX_ADC_MODE_TS             1
 198 #define MC13XXX_ADC_MODE_SINGLE_CHAN    2
 199 #define MC13XXX_ADC_MODE_MULT_CHAN      3
 200
 201 #define MC13XXX_ADC0            43
 202 #define MC13XXX_ADC0_LICELLCON          (1 << 0)
 203 #define MC13XXX_ADC0_CHRGICON           (1 << 1)
 204 #define MC13XXX_ADC0_BATICON            (1 << 2)
 205 #define MC13XXX_ADC0_ADREFEN            (1 << 10)
 206 #define MC13XXX_ADC0_TSMOD0             (1 << 12)
 207 #define MC13XXX_ADC0_TSMOD1             (1 << 13)
 208 #define MC13XXX_ADC0_TSMOD2             (1 << 14)
 209 #define MC13XXX_ADC0_ADINC1             (1 << 16)
 210 #define MC13XXX_ADC0_ADINC2             (1 << 17)
 211
 212 #define MC13XXX_ADC0_TSMOD_MASK         (MC13XXX_ADC0_TSMOD0 | \
 213                                         MC13XXX_ADC0_TSMOD1 | \
 214                                         MC13XXX_ADC0_TSMOD2)
 215
 216 #define MC13XXX_ADC0_CONFIG_MASK        (MC13XXX_ADC0_TSMOD_MASK | \
 217                                         MC13XXX_ADC0_LICELLCON | \
 218                                         MC13XXX_ADC0_CHRGICON | \
 219                                         MC13XXX_ADC0_BATICON)
 220
 221 #endif /* ifndef __LINUX_MFD_MC13XXX_H */