1 /* 2 * MFD driver for twl6040 3 * 4 * Authors: Jorge Eduardo Candelaria <[email protected]> 5 * Misael Lopez Cruz <[email protected]> 6 * 7 * Copyright: (C) 2011 Texas Instruments, Inc. 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License version 2 as 11 * published by the Free Software Foundation. 12 * 13 * This program is distributed in the hope that it will be useful, but 14 * WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 21 * 02110-1301 USA 22 * 23 */ 24 25 #ifndef __TWL6040_CODEC_H__ 26 #define __TWL6040_CODEC_H__ 27 28 #include <linux/interrupt.h> 29 #include <linux/mfd/core.h> 30 31 #define TWL6040_REG_ASICID 0x01 32 #define TWL6040_REG_ASICREV 0x02 33 #define TWL6040_REG_INTID 0x03 34 #define TWL6040_REG_INTMR 0x04 35 #define TWL6040_REG_NCPCTL 0x05 36 #define TWL6040_REG_LDOCTL 0x06 37 #define TWL6040_REG_HPPLLCTL 0x07 38 #define TWL6040_REG_LPPLLCTL 0x08 39 #define TWL6040_REG_LPPLLDIV 0x09 40 #define TWL6040_REG_AMICBCTL 0x0A 41 #define TWL6040_REG_DMICBCTL 0x0B 42 #define TWL6040_REG_MICLCTL 0x0C 43 #define TWL6040_REG_MICRCTL 0x0D 44 #define TWL6040_REG_MICGAIN 0x0E 45 #define TWL6040_REG_LINEGAIN 0x0F 46 #define TWL6040_REG_HSLCTL 0x10 47 #define TWL6040_REG_HSRCTL 0x11 48 #define TWL6040_REG_HSGAIN 0x12 49 #define TWL6040_REG_EARCTL 0x13 50 #define TWL6040_REG_HFLCTL 0x14 51 #define TWL6040_REG_HFLGAIN 0x15 52 #define TWL6040_REG_HFRCTL 0x16 53 #define TWL6040_REG_HFRGAIN 0x17 54 #define TWL6040_REG_VIBCTLL 0x18 55 #define TWL6040_REG_VIBDATL 0x19 56 #define TWL6040_REG_VIBCTLR 0x1A 57 #define TWL6040_REG_VIBDATR 0x1B 58 #define TWL6040_REG_HKCTL1 0x1C 59 #define TWL6040_REG_HKCTL2 0x1D 60 #define TWL6040_REG_GPOCTL 0x1E 61 #define TWL6040_REG_ALB 0x1F 62 #define TWL6040_REG_DLB 0x20 63 #define TWL6040_REG_TRIM1 0x28 64 #define TWL6040_REG_TRIM2 0x29 65 #define TWL6040_REG_TRIM3 0x2A 66 #define TWL6040_REG_HSOTRIM 0x2B 67 #define TWL6040_REG_HFOTRIM 0x2C 68 #define TWL6040_REG_ACCCTL 0x2D 69 #define TWL6040_REG_STATUS 0x2E 70 71 /* INTID (0x03) fields */ 72 73 #define TWL6040_THINT 0x01 74 #define TWL6040_PLUGINT 0x02 75 #define TWL6040_UNPLUGINT 0x04 76 #define TWL6040_HOOKINT 0x08 77 #define TWL6040_HFINT 0x10 78 #define TWL6040_VIBINT 0x20 79 #define TWL6040_READYINT 0x40 80 81 /* INTMR (0x04) fields */ 82 83 #define TWL6040_THMSK 0x01 84 #define TWL6040_PLUGMSK 0x02 85 #define TWL6040_HOOKMSK 0x08 86 #define TWL6040_HFMSK 0x10 87 #define TWL6040_VIBMSK 0x20 88 #define TWL6040_READYMSK 0x40 89 #define TWL6040_ALLINT_MSK 0x7B 90 91 /* NCPCTL (0x05) fields */ 92 93 #define TWL6040_NCPENA 0x01 94 #define TWL6040_NCPOPEN 0x40 95 96 /* LDOCTL (0x06) fields */ 97 98 #define TWL6040_LSLDOENA 0x01 99 #define TWL6040_HSLDOENA 0x04 100 #define TWL6040_REFENA 0x40 101 #define TWL6040_OSCENA 0x80 102 103 /* HPPLLCTL (0x07) fields */ 104 105 #define TWL6040_HPLLENA 0x01 106 #define TWL6040_HPLLRST 0x02 107 #define TWL6040_HPLLBP 0x04 108 #define TWL6040_HPLLSQRENA 0x08 109 #define TWL6040_MCLK_12000KHZ (0 << 5) 110 #define TWL6040_MCLK_19200KHZ (1 << 5) 111 #define TWL6040_MCLK_26000KHZ (2 << 5) 112 #define TWL6040_MCLK_38400KHZ (3 << 5) 113 #define TWL6040_MCLK_MSK 0x60 114 115 /* LPPLLCTL (0x08) fields */ 116 117 #define TWL6040_LPLLENA 0x01 118 #define TWL6040_LPLLRST 0x02 119 #define TWL6040_LPLLSEL 0x04 120 #define TWL6040_LPLLFIN 0x08 121 #define TWL6040_HPLLSEL 0x10 122 123 /* HSLCTL/R (0x10/0x11) fields */ 124 125 #define TWL6040_HSDACENA (1 << 0) 126 #define TWL6040_HSDACMODE (1 << 1) 127 #define TWL6040_HSDRVMODE (1 << 3) 128 129 /* VIBCTLL/R (0x18/0x1A) fields */ 130 131 #define TWL6040_VIBENA (1 << 0) 132 #define TWL6040_VIBSEL (1 << 1) 133 #define TWL6040_VIBCTRL (1 << 2) 134 #define TWL6040_VIBCTRL_P (1 << 3) 135 #define TWL6040_VIBCTRL_N (1 << 4) 136 137 /* VIBDATL/R (0x19/0x1B) fields */ 138 139 #define TWL6040_VIBDAT_MAX 0x64 140 141 /* GPOCTL (0x1E) fields */ 142 143 #define TWL6040_GPO1 0x01 144 #define TWL6040_GPO2 0x02 145 #define TWL6040_GPO3 0x03 146 147 /* ACCCTL (0x2D) fields */ 148 149 #define TWL6040_I2CSEL 0x01 150 #define TWL6040_RESETSPLIT 0x04 151 #define TWL6040_INTCLRMODE 0x08 152 153 /* STATUS (0x2E) fields */ 154 155 #define TWL6040_PLUGCOMP 0x02 156 #define TWL6040_VIBLOCDET 0x10 157 #define TWL6040_VIBROCDET 0x20 158 #define TWL6040_TSHUTDET 0x40 159 160 #define TWL6040_CELLS 2 161 162 #define TWL6040_REV_ES1_0 0x00 163 #define TWL6040_REV_ES1_1 0x01 164 #define TWL6040_REV_ES1_2 0x02 165 166 #define TWL6040_IRQ_TH 0 167 #define TWL6040_IRQ_PLUG 1 168 #define TWL6040_IRQ_HOOK 2 169 #define TWL6040_IRQ_HF 3 170 #define TWL6040_IRQ_VIB 4 171 #define TWL6040_IRQ_READY 5 172 173 /* PLL selection */ 174 #define TWL6040_SYSCLK_SEL_LPPLL 0 175 #define TWL6040_SYSCLK_SEL_HPPLL 1 176 177 struct twl6040 { 178 struct device *dev; 179 struct mutex mutex; 180 struct mutex io_mutex; 181 struct mutex irq_mutex; 182 struct mfd_cell cells[TWL6040_CELLS]; 183 struct completion ready; 184 185 int audpwron; 186 int power_count; 187 int rev; 188 u8 vibra_ctrl_cache[2]; 189 190 int pll; 191 unsigned int sysclk; 192 193 unsigned int irq; 194 unsigned int irq_base; 195 u8 irq_masks_cur; 196 u8 irq_masks_cache; 197 }; 198 199 int twl6040_reg_read(struct twl6040 *twl6040, unsigned int reg); 200 int twl6040_reg_write(struct twl6040 *twl6040, unsigned int reg, 201 u8 val); 202 int twl6040_set_bits(struct twl6040 *twl6040, unsigned int reg, 203 u8 mask); 204 int twl6040_clear_bits(struct twl6040 *twl6040, unsigned int reg, 205 u8 mask); 206 int twl6040_power(struct twl6040 *twl6040, int on); 207 int twl6040_set_pll(struct twl6040 *twl6040, int pll_id, 208 unsigned int freq_in, unsigned int freq_out); 209 int twl6040_get_pll(struct twl6040 *twl6040); 210 unsigned int twl6040_get_sysclk(struct twl6040 *twl6040); 211 int twl6040_irq_init(struct twl6040 *twl6040); 212 void twl6040_irq_exit(struct twl6040 *twl6040); 213 /* Get the combined status of the vibra control register */ 214 int twl6040_get_vibralr_status(struct twl6040 *twl6040); 215 216 static inline int twl6040_get_revid(struct twl6040 *twl6040) 217 { 218 return twl6040->rev; 219 } 220 221 222 #endif /* End of __TWL6040_CODEC_H__ */ 223