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_irq_request(struct mc13xxx *mc13xxx, int irq,
  25                 irq_handler_t handler, const char *name, void *dev);
  26 int mc13xxx_irq_free(struct mc13xxx *mc13xxx, int irq, void *dev);
  27
  28 int mc13xxx_irq_status(struct mc13xxx *mc13xxx, int irq,
  29                 int *enabled, int *pending);
  30
  31 int mc13xxx_get_flags(struct mc13xxx *mc13xxx);
  32
  33 int 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 */
  38 static inline int mc13xxx_irq_ack(struct mc13xxx *mc13xxx, int irq)
  39 {
  40         return 0;
  41 }
  42
  43 static 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
  50 int mc13xxx_irq_mask(struct mc13xxx *mc13xxx, int irq);
  51 int 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
  82 struct regulator_init_data;
  83
  84 struct mc13xxx_regulator_init_data {
  85         int id;
  86         struct regulator_init_data *init_data;
  87         struct device_node *node;
  88 };
  89
  90 struct mc13xxx_regulator_platform_data {
  91         int num_regulators;
  92         struct mc13xxx_regulator_init_data *regulators;
  93 };
  94
  95 enum {
  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
 121 struct 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
 178 struct 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
 192 struct 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
 204 struct 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
 213 enum mc13783_ssi_port {
 214         MC13783_SSI1_PORT,
 215         MC13783_SSI2_PORT,
 216 };
 217
 218 struct 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
 228 struct 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_ADIN7SEL_DIE       (1 << 4)
 247 #define MC13XXX_ADC0_ADIN7SEL_UID       (2 << 4)
 248 #define MC13XXX_ADC0_ADREFEN            (1 << 10)
 249 #define MC13XXX_ADC0_TSMOD0             (1 << 12)
 250 #define MC13XXX_ADC0_TSMOD1             (1 << 13)
 251 #define MC13XXX_ADC0_TSMOD2             (1 << 14)
 252 #define MC13XXX_ADC0_CHRGRAWDIV         (1 << 15)
 253 #define MC13XXX_ADC0_ADINC1             (1 << 16)
 254 #define MC13XXX_ADC0_ADINC2             (1 << 17)
 255
 256 #define MC13XXX_ADC0_TSMOD_MASK         (MC13XXX_ADC0_TSMOD0 | \
 257                                         MC13XXX_ADC0_TSMOD1 | \
 258                                         MC13XXX_ADC0_TSMOD2)
 259
 260 #define MC13XXX_ADC0_CONFIG_MASK        (MC13XXX_ADC0_TSMOD_MASK | \
 261                                         MC13XXX_ADC0_LICELLCON | \
 262                                         MC13XXX_ADC0_CHRGICON | \
 263                                         MC13XXX_ADC0_BATICON)
 264
 265 #endif /* ifndef __LINUX_MFD_MC13XXX_H */