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/*
* Copyright (C) 2012 UPI finley_huang <finley_huang@upi-semi.com>. All Rights Reserved.
* us5182 Light Sensor Driver for Linux 2.6
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __us5182_H__
#define __us5182_H__
#include <linux/types.h>
#define SENSOR_I2C_NAME "us5182"
#define SENSOR_I2C_ADDR (0x72>>1) //0x72 //7bit 0x39
/*us5182 Slave Addr*/
#define LIGHT_ADDR 0x39 //0x72 //7bit 0x39
/*Interrupt PIN for S3C6410*/
//#define IRQ_LIGHT_INT IRQ_EINT(6) //comment for compile error
/*Register Set*/
#define REGS_CR00 0x00
#define REGS_CR01 0x01
#define REGS_CR02 0x02
#define REGS_CR03 0x03
//ALS
#define REGS_INT_LSB_TH_LO 0x04
#define REGS_INT_MSB_TH_LO 0x05
#define REGS_INT_LSB_TH_HI 0x06
#define REGS_INT_MSB_TH_HI 0x07
//PS
#define REGS_INT_LSB_TH_LO_PS 0x08
#define REGS_INT_MSB_TH_LO_PS 0x09
#define REGS_INT_LSB_TH_HI_PS 0x0A
#define REGS_INT_MSB_TH_HI_PS 0x0B
//ALS data
#define REGS_LSB_SENSOR 0x0C
#define REGS_MSB_SENSOR 0x0D
//PS data
#define REGS_LSB_SENSOR_PS 0x0E
#define REGS_MSB_SENSOR_PS 0x0F
#define REGS_CR10 0x10
#define REGS_CR11 0x11
#define REGS_CR16 0x16
#define REGS_CR20 0x20
#define REGS_CR21 0x21
#define REGS_CR22 0x22
#define REGS_CR29 0x29
#define REGS_CR2A 0x2A
#define REGS_CR2B 0x2B
#define REGS_VERSION_ID 0x1F
#define REGS_CHIP_ID 0xB2
/*ShutDown_EN*/
#define CR0_OPERATION 0x0
#define CR0_SHUTDOWN_EN 0x1
#define CR0_SHUTDOWN_SHIFT (7)
#define CR0_SHUTDOWN_MASK (0x1 << CR0_SHUTDOWN_SHIFT)
/*OneShot_EN*/
#define CR0_ONESHOT_EN 0x01
#define CR0_ONESHOT_DIS 0x00
#define CR0_ONESHOT_SHIFT (6)
#define CR0_ONESHOT_MASK (0x1 << CR0_ONESHOT_SHIFT)
/*Operation Mode*/
#define CR0_OPMODE_ALSANDPS 0x0
#define CR0_OPMODE_ALSONLY 0x1
#define CR0_OPMODE_IRONLY 0x2
#define CR0_OPMODE_SHIFT (4)
#define CR0_OPMODE_MASK (0x3 << CR0_OPMODE_SHIFT)
/*all int flag (PROX, INT_A, INT_P)*/
#define CR0_ALL_INT_CLEAR 0x0
#define CR0_ALL_INT_SHIFT (1)
#define CR0_ALL_INT_MASK (0x7 << CR0_ALL_INT_SHIFT)
/*indicator of object proximity detection*/
#define CR0_PROX_CLEAR 0x0
#define CR0_PROX_SHIFT (3)
#define CR0_PROX_MASK (0x1 << CR0_PROX_SHIFT)
/*interrupt status of proximity sensor*/
#define CR0_INTP_CLEAR 0x0
#define CR0_INTP_SHIFT (2)
#define CR0_INTP_MASK (0x1 << CR0_INTP_SHIFT)
/*interrupt status of ambient sensor*/
#define CR0_INTA_CLEAR 0x0
#define CR0_INTA_SHIFT (1)
#define CR0_INTA_MASK (0x1 << CR0_INTA_SHIFT)
/*Word mode enable*/
#define CR0_WORD_EN 0x1
#define CR0_WORD_SHIFT (0)
#define CR0_WORD_MASK (0x1 << CR0_WORD_SHIFT)
/*ALS fault queue depth for interrupt enent output*/
#define CR1_ALS_FQ_1 0x0
#define CR1_ALS_FQ_4 0x1
#define CR1_ALS_FQ_8 0x2
#define CR1_ALS_FQ_16 0x3
#define CR1_ALS_FQ_24 0x4
#define CR1_ALS_FQ_32 0x5
#define CR1_ALS_FQ_48 0x6
#define CR1_ALS_FQ_63 0x7
#define CR1_ALS_FQ_SHIFT (5)
#define CR1_ALS_FQ_MASK (0x7 << CR1_ALS_FQ_SHIFT)
/*resolution for ALS*/
#define CR1_ALS_RES_12BIT 0x0
#define CR1_ALS_RES_14BIT 0x1
#define CR1_ALS_RES_16BIT 0x2
#define CR1_ALS_RES_16BIT_2 0x3
#define CR1_ALS_RES_SHIFT (3)
#define CR1_ALS_RES_MASK (0x3 << CR1_ALS_RES_SHIFT)
/*sensing amplifier selection for ALS*/
#define CR1_ALS_GAIN_X1 0x0
#define CR1_ALS_GAIN_X2 0x1
#define CR1_ALS_GAIN_X4 0x2
#define CR1_ALS_GAIN_X8 0x3
#define CR1_ALS_GAIN_X16 0x4
#define CR1_ALS_GAIN_X32 0x5
#define CR1_ALS_GAIN_X64 0x6
#define CR1_ALS_GAIN_X128 0x7
#define CR1_ALS_GAIN_SHIFT (0)
#define CR1_ALS_GAIN_MASK (0x7 << CR1_ALS_GAIN_SHIFT)
/*PS fault queue depth for interrupt event output*/
#define CR2_PS_FQ_1 0x0
#define CR2_PS_FQ_4 0x1
#define CR2_PS_FQ_8 0x2
#define CR2_PS_FQ_15 0x3
#define CR2_PS_FQ_SHIFT (6)
#define CR2_PS_FQ_MASK (0x3 << CR2_PS_FQ_SHIFT)
/*interrupt type setting */
/*low active*/
#define CR2_INT_LEVEL 0x0
/*low pulse*/
#define CR2_INT_PULSE 0x1
#define CR2_INT_SHIFT (5)
#define CR2_INT_MASK (0x1 << CR2_INT_SHIFT)
/*resolution for PS*/
#define CR2_PS_RES_12 0x0
#define CR2_PS_RES_14 0x1
#define CR2_PS_RES_16 0x2
#define CR2_PS_RES_16_2 0x3
#define CR2_PS_RES_SHIFT (3)
#define CR2_PS_RES_MASK (0x3 << CR2_PS_RES_SHIFT)
/*sensing amplifier selection for PS*/
#define CR2_PS_GAIN_1 0x0
#define CR2_PS_GAIN_2 0x1
#define CR2_PS_GAIN_4 0x2
#define CR2_PS_GAIN_8 0x3
#define CR2_PS_GAIN_16 0x4
#define CR2_PS_GAIN_32 0x5
#define CR2_PS_GAIN_64 0x6
#define CR2_PS_GAIN_128 0x7
#define CR2_PS_GAIN_SHIFT (0)
#define CR2_PS_GAIN_MASK (0x7 << CR2_PS_GAIN_SHIFT)
/*wait-time slot selection*/
#define CR3_WAIT_SEL_0 0x0
#define CR3_WAIT_SEL_4 0x1
#define CR3_WAIT_SEL_8 0x2
#define CR3_WAIT_SEL_16 0x3
#define CR3_WAIT_SEL_SHIFT (6)
#define CR3_WAIT_SEL_MASK (0x3 << CR3_WAIT_SEL_SHIFT)
/*IR-LED drive peak current setting*/
#define CR3_LEDDR_12_5 0x0
#define CR3_LEDDR_25 0x1
#define CR3_LEDDR_50 0x2
#define CR3_LEDDR_100 0x3
#define CR3_LEDDR_SHIFT (4)
#define CR3_LEDDR_MASK (0x3 << CR3_LEDDR_SHIFT)
/*INT pin source selection*/
#define CR3_INT_SEL_BATH 0x0
#define CR3_INT_SEL_ALS 0x1
#define CR3_INT_SEL_PS 0x2
#define CR3_INT_SEL_PSAPP 0x3
#define CR3_INT_SEL_SHIFT (2)
#define CR3_INT_SEL_MASK (0x3 << CR3_INT_SEL_SHIFT)
/*software reset for register and core*/
#define CR3_SOFTRST_EN 0x1
#define CR3_SOFTRST_SHIFT (0)
#define CR3_SOFTRST_MASK (0x1 << CR3_SOFTRST_SHIFT)
/*modulation frequency of LED driver*/
#define CR10_FREQ_DIV2 0x0
#define CR10_FREQ_DIV4 0x1
#define CR10_FREQ_DIV8 0x2
#define CR10_FREQ_DIV16 0x3
#define CR10_FREQ_SHIFT (1)
#define CR10_FREQ_MASK (0x3 << CR10_FREQ_SHIFT)
/*50/60 Rejection enable*/
#define CR10_REJ_5060_DIS 0x00
#define CR10_REJ_5060_EN 0x01
#define CR10_REJ_5060_SHIFT (0)
#define CR10_REJ_5060_MASK (0x1 << CR10_REJ_5060_SHIFT)
#define us5182_NUM_CACHABLE_REGS 0x12
/*enable sensor*/
#define ID_LIGHT 0
#define ID_PROXIMITY 1
#define DEVICE_LIGHT (1 << ID_LIGHT)
#define DEVICE_PROXIMITY (1 << ID_PROXIMITY)
#endif
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