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 MC13783_AUDIO_RX0       36
  45 #define MC13783_AUDIO_RX1       37
  46 #define MC13783_AUDIO_TX        38
  47 #define MC13783_SSI_NETWORK     39
  48 #define MC13783_AUDIO_CODEC     40
  49 #define MC13783_AUDIO_DAC       41
  50
  51 #define MC13XXX_IRQ_ADCDONE     0
  52 #define MC13XXX_IRQ_ADCBISDONE  1
  53 #define MC13XXX_IRQ_TS          2
  54 #define MC13XXX_IRQ_CHGDET      6
  55 #define MC13XXX_IRQ_CHGREV      8
  56 #define MC13XXX_IRQ_CHGSHORT    9
  57 #define MC13XXX_IRQ_CCCV        10
  58 #define MC13XXX_IRQ_CHGCURR     11
  59 #define MC13XXX_IRQ_BPON        12
  60 #define MC13XXX_IRQ_LOBATL      13
  61 #define MC13XXX_IRQ_LOBATH      14
  62 #define MC13XXX_IRQ_1HZ         24
  63 #define MC13XXX_IRQ_TODA        25
  64 #define MC13XXX_IRQ_SYSRST      30
  65 #define MC13XXX_IRQ_RTCRST      31
  66 #define MC13XXX_IRQ_PC          32
  67 #define MC13XXX_IRQ_WARM        33
  68 #define MC13XXX_IRQ_MEMHLD      34
  69 #define MC13XXX_IRQ_THWARNL     36
  70 #define MC13XXX_IRQ_THWARNH     37
  71 #define MC13XXX_IRQ_CLK         38
  72
  73 #define MC13XXX_NUM_IRQ         46
  74
  75 struct regulator_init_data;
  76
  77 struct mc13xxx_regulator_init_data {
  78         int id;
  79         struct regulator_init_data *init_data;
  80         struct device_node *node;
  81 };
  82
  83 struct mc13xxx_regulator_platform_data {
  84         int num_regulators;
  85         struct mc13xxx_regulator_init_data *regulators;
  86 };
  87
  88 enum {
  89         /* MC13783 LED IDs */
  90         MC13783_LED_MD,
  91         MC13783_LED_AD,
  92         MC13783_LED_KP,
  93         MC13783_LED_R1,
  94         MC13783_LED_G1,
  95         MC13783_LED_B1,
  96         MC13783_LED_R2,
  97         MC13783_LED_G2,
  98         MC13783_LED_B2,
  99         MC13783_LED_R3,
 100         MC13783_LED_G3,
 101         MC13783_LED_B3,
 102         /* MC13892 LED IDs */
 103         MC13892_LED_MD,
 104         MC13892_LED_AD,
 105         MC13892_LED_KP,
 106         MC13892_LED_R,
 107         MC13892_LED_G,
 108         MC13892_LED_B,
 109 };
 110
 111 struct mc13xxx_led_platform_data {
 112         int id;
 113         const char *name;
 114         const char *default_trigger;
 115
 116 /* Three or two bits current selection depending on the led */
 117         char max_current;
 118 };
 119
 120 #define MAX_LED_CONTROL_REGS    6
 121
 122 struct mc13xxx_leds_platform_data {
 123         struct mc13xxx_led_platform_data *led;
 124         int num_leds;
 125
 126 /* 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 /* LED Control 1 */
 135 #define MC13783_LED_C1_TC1HALF          (1 << 18)
 136 #define MC13783_LED_C1_SLEWLIM          (1 << 23)
 137 /* LED Control 2 */
 138 #define MC13783_LED_C2_PERIOD(x)        (((x) & 0x3) << 21)
 139 #define MC13783_LED_C2_SLEWLIM          (1 << 23)
 140 /* LED Control 3 */
 141 #define MC13783_LED_C3_PERIOD(x)        (((x) & 0x3) << 21)
 142 #define MC13783_LED_C3_TRIODE_TC1       (1 << 23)
 143 /* LED Control 4 */
 144 #define MC13783_LED_C4_PERIOD(x)        (((x) & 0x3) << 21)
 145 #define MC13783_LED_C4_TRIODE_TC2       (1 << 23)
 146 /* LED Control 5 */
 147 #define MC13783_LED_C5_PERIOD(x)        (((x) & 0x3) << 21)
 148 #define MC13783_LED_C5_TRIODE_TC3       (1 << 23)
 149         u32 led_control[MAX_LED_CONTROL_REGS];
 150 };
 151
 152 struct mc13xxx_buttons_platform_data {
 153 #define MC13783_BUTTON_DBNC_0MS         0
 154 #define MC13783_BUTTON_DBNC_30MS        1
 155 #define MC13783_BUTTON_DBNC_150MS       2
 156 #define MC13783_BUTTON_DBNC_750MS       3
 157 #define MC13783_BUTTON_ENABLE           (1 << 2)
 158 #define MC13783_BUTTON_POL_INVERT       (1 << 3)
 159 #define MC13783_BUTTON_RESET_EN         (1 << 4)
 160         int b1on_flags;
 161         unsigned short b1on_key;
 162         int b2on_flags;
 163         unsigned short b2on_key;
 164         int b3on_flags;
 165         unsigned short b3on_key;
 166 };
 167
 168 struct mc13xxx_ts_platform_data {
 169         /* Delay between Touchscreen polarization and ADC Conversion.
 170          * Given in clock ticks of a 32 kHz clock which gives a granularity of
 171          * about 30.5ms */
 172         u8 ato;
 173
 174 #define MC13783_TS_ATO_FIRST false
 175 #define MC13783_TS_ATO_EACH  true
 176         /* Use the ATO delay only for the first conversion or for each one */
 177         bool atox;
 178 };
 179
 180 enum mc13783_ssi_port {
 181         MC13783_SSI1_PORT,
 182         MC13783_SSI2_PORT,
 183 };
 184
 185 struct mc13xxx_codec_platform_data {
 186         enum mc13783_ssi_port adc_ssi_port;
 187         enum mc13783_ssi_port dac_ssi_port;
 188 };
 189
 190 struct mc13xxx_platform_data {
 191 #define MC13XXX_USE_TOUCHSCREEN (1 << 0)
 192 #define MC13XXX_USE_CODEC       (1 << 1)
 193 #define MC13XXX_USE_ADC         (1 << 2)
 194 #define MC13XXX_USE_RTC         (1 << 3)
 195         unsigned int flags;
 196
 197         struct mc13xxx_regulator_platform_data regulators;
 198         struct mc13xxx_leds_platform_data *leds;
 199         struct mc13xxx_buttons_platform_data *buttons;
 200         struct mc13xxx_ts_platform_data touch;
 201         struct mc13xxx_codec_platform_data *codec;
 202 };
 203
 204 #define MC13XXX_ADC_MODE_TS             1
 205 #define MC13XXX_ADC_MODE_SINGLE_CHAN    2
 206 #define MC13XXX_ADC_MODE_MULT_CHAN      3
 207
 208 #define MC13XXX_ADC0            43
 209 #define MC13XXX_ADC0_LICELLCON          (1 << 0)
 210 #define MC13XXX_ADC0_CHRGICON           (1 << 1)
 211 #define MC13XXX_ADC0_BATICON            (1 << 2)
 212 #define MC13XXX_ADC0_ADREFEN            (1 << 10)
 213 #define MC13XXX_ADC0_TSMOD0             (1 << 12)
 214 #define MC13XXX_ADC0_TSMOD1             (1 << 13)
 215 #define MC13XXX_ADC0_TSMOD2             (1 << 14)
 216 #define MC13XXX_ADC0_ADINC1             (1 << 16)
 217 #define MC13XXX_ADC0_ADINC2             (1 << 17)
 218
 219 #define MC13XXX_ADC0_TSMOD_MASK         (MC13XXX_ADC0_TSMOD0 | \
 220                                         MC13XXX_ADC0_TSMOD1 | \
 221                                         MC13XXX_ADC0_TSMOD2)
 222
 223 #define MC13XXX_ADC0_CONFIG_MASK        (MC13XXX_ADC0_TSMOD_MASK | \
 224                                         MC13XXX_ADC0_LICELLCON | \
 225                                         MC13XXX_ADC0_CHRGICON | \
 226                                         MC13XXX_ADC0_BATICON)
 227
 228 #endif /* ifndef __LINUX_MFD_MC13XXX_H */