145 lines
3.0 KiB
C
Executable File
145 lines
3.0 KiB
C
Executable File
/*
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* AD Semiconductor grip sensor driver
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*
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* Copyright (C) 2012 Samsung Electronics Co.Ltd
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __ASP01_GRIP_HEADER__
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#define __ASP01_GRIP_HEADER__
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#define EN_INIT_CAL (0x1 << 3)
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enum {
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IIO_ATTR_ENABLE = 0,
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IIO_ATTR_DELAY,
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};
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enum asp01_I2C_IF {
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REG = 0,
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CMD,
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};
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/* register address */
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enum asp01_REG {
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REG_PROM_EN1 = 0x01,
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REG_PROM_EN2, /* 0x02 */
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REG_SETMFM, /* 0x03 */
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REG_CR_CNT, /* 0x04 */
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REG_CR_CNT_H, /* 0x05 */
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REG_CR_REF0, /* 0x06 */
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REG_CR_REF1, /* 0x07 */
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REG_CR_PER_L, /* 0x08 */
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REG_CR_PER_H, /* 0x09 */
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REG_CS_REF0 = 0x0c,
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REG_CS_REF1, /* 0x0d */
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REG_CS_PERL, /* 0x0e */
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REG_CS_PERH, /* 0x0f */
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REG_UNLOCK = 0x11,
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REG_RST_ERR, /* 0x12 */
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REG_PROX_PER, /* 0x13 */
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REG_PAR_PER, /* 0x14 */
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REG_TOUCH_PER, /* 0x15 */
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REG_HI_CAL_PER = 0x19,
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REG_BSMFM_SET, /*0x1A */
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REG_ERR_MFM_CYC, /* 0x1B */
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REG_TOUCH_MFM_CYC, /* 0x1C */
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REG_HI_CAL_SPD, /* 0x1D */
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REG_CAL_SPD, /* 0x1E */
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REG_INIT_REF, /* 0x1F */
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REG_BFT_MOT, /* 0x20 */
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REG_TOU_RF_EXT = 0x22,
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REG_SYS_FUNC, /* 0x23 */
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REG_MFM_INIT_REF0, /* 0x24 */
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REG_EEP_ST_CON = 0x34,
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REG_EEP_ADDR0, /* 0x35 */
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REG_EEP_ADDR1, /* 0x36 */
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REG_EEP_DATA, /* 0x37 */
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REG_ID_CHECK, /* 0x38 */
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REG_OFF_TIME, /* 0x39 */
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REG_SENSE_TIME, /* 0x3A */
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REG_DUTY_TIME, /* 0x3B */
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REG_HW_CON1, /* 0x3C */
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REG_HW_CON2, /* 0x3D */
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REG_HW_CON3, /* 0x3E */
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REG_HW_CON4, /* 0x3F */
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REG_HW_CON5, /* 0x40 */
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REG_HW_CON6, /* 0x41 */
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REG_HW_CON7, /* 0x42 */
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REG_HW_CON8, /* 0x43 */
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REG_HW_CON9, /* 0x44 */
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REG_HW_CON10, /* 0x45 */
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REG_HW_CON11, /* 0x46 */
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};
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enum asp01_CMD {
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CMD_CLK_OFF = 0,
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CMD_CLK_ON,
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CMD_RESET,
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CMD_INIT_TOUCH_OFF,
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CMD_INIT_TOUCH_ON,
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CMD_NUM,
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};
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static const u8 control_reg[CMD_NUM][2] = {
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{REG_SYS_FUNC, 0x16}, /* clock off */
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{REG_SYS_FUNC, 0x10}, /* clock on */
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{REG_SYS_FUNC, 0x01}, /* sw reset */
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{REG_INIT_REF, 0x00}, /* disable initial touch */
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{REG_INIT_REF, EN_INIT_CAL}, /* enable initial touch */
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};
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/* order of init code */
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enum ASP01_INIT_CODE {
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SET_UNLOCK = 0,
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SET_RST_ERR,
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SET_PROX_PER,
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SET_PAR_PER,
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SET_TOUCH_PER,
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SET_HI_CAL_PER,
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SET_BSMFM_SET,
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SET_ERR_MFM_CYC,
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SET_TOUCH_MFM_CYC,
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SET_HI_CAL_SPD,
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SET_CAL_SPD,
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SET_BFT_MOT,
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SET_TOU_RF_EXT,
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SET_SYS_FUNC,
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SET_OFF_TIME,
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SET_SENSE_TIME,
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SET_DUTY_TIME,
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SET_HW_CON1,
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SET_HW_CON2,
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SET_HW_CON3,
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SET_HW_CON4,
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SET_HW_CON5,
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SET_HW_CON6,
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SET_HW_CON7,
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SET_HW_CON8,
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SET_HW_CON9,
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SET_HW_CON10,
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SET_HW_CON11,
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SET_REG_NUM,
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};
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struct asp01_platform_data {
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int cr_divsr;
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int cr_divnd;
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int cs_divsr;
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int cs_divnd;
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int irq;
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int gpio;
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u8 init_code[SET_REG_NUM];
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};
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#endif
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