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/*
* max77804_charger.h
* Samsung max77804 Charger Header
*
* Copyright (C) 2012 Samsung Electronics, Inc.
*
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
#ifndef __MAX77804_CHARGER_H
#define __MAX77804_CHARGER_H __FILE__
#include <linux/mfd/core.h>
#include <linux/mfd/max77804.h>
#include <linux/mfd/max77804-private.h>
#include <linux/regulator/machine.h>
#if defined(CONFIG_V1A) || defined(CONFIG_N1A)
#define max77888_charger
#else
#undef max77888_charger
#endif
#define ENABLE 1
#define DISABLE 0
/* macro */
#define MAX(x, y) ((x) > (y) ? (x) : (y))
#define MIN(x, y) ((x) < (y) ? (x) : (y))
#define ABS(x) ((x) < 0 ? (-1 * (x)) : (x))
/*
* Use for battery
*/
#define OFF_CURR 0 /* charger off current */
#define KEEP_CURR -1 /* keep previous current */
/* MAX77803 CHG_CNFG_04 register */
#define CHG_CNFG_04_CHG_CV_PRM_SHIFT 0
#define CHG_CNFG_04_CHG_CV_PRM_MASK (0x1f << CHG_CNFG_04_CHG_CV_PRM_SHIFT)
/* MAX77803 CHG_CNFG_12 register */
#define CHG_CNFG_12_CHGINSEL_SHIFT 5
#define CHG_CNFG_12_CHGINSEL_MASK (0x1 << CHG_CNFG_12_CHGINSEL_SHIFT)
/* MAX77804_CHG_REG_CHG_INT */
#define MAX77804_BYP_I (1 << 0)
#define MAX77804_BATP_I (1 << 2)
#define MAX77804_BAT_I (1 << 3)
#define MAX77804_CHG_I (1 << 4)
#define MAX77804_WCIN_I (1 << 5)
#define MAX77804_CHGIN_I (1 << 6)
/* MAX77804_CHG_REG_CHG_INT_MASK */
#define MAX77804_BYP_IM (1 << 0)
#define MAX77804_THM_IM (1 << 2)
#define MAX77804_BAT_IM (1 << 3)
#define MAX77804_CHG_IM (1 << 4)
#define MAX77804_WCIN_IM (1 << 5)
#define MAX77804_CHGIN_IM (1 << 6)
/* MAX77804_CHG_REG_CHG_INT_OK */
#define MAX77804_BYP_OK 0x01
#define MAX77804_BYP_OK_SHIFT 0
#define MAX77804_BATP_OK 0x04
#define MAX77804_BATP_OK_SHIFT 2
#define MAX77804_BAT_OK 0x08
#define MAX77804_BAT_OK_SHIFT 3
#define MAX77804_CHG_OK 0x10
#define MAX77804_CHG_OK_SHIFT 4
#define MAX77804_WCIN_OK 0x20
#define MAX77804_WCIN_OK_SHIFT 5
#define MAX77804_CHGIN_OK 0x40
#define MAX77804_CHGIN_OK_SHIFT 6
#define MAX77804_DETBAT 0x04
#define MAX77804_DETBAT_SHIFT 2
/* MAX77804_CHG_REG_CHG_DTLS_00 */
#define MAX77804_BATP_DTLS 0x01
#define MAX77804_BATP_DTLS_SHIFT 0
#define MAX77804_WCIN_DTLS 0x18
#define MAX77804_WCIN_DTLS_SHIFT 3
#define MAX77804_CHGIN_DTLS 0x60
#define MAX77804_CHGIN_DTLS_SHIFT 5
/* MAX77804_CHG_REG_CHG_DTLS_01 */
#define MAX77804_CHG_DTLS 0x0F
#define MAX77804_CHG_DTLS_SHIFT 0
#define MAX77804_BAT_DTLS 0x70
#define MAX77804_BAT_DTLS_SHIFT 4
/* MAX77804_CHG_REG_CHG_DTLS_02 */
#define MAX77804_BYP_DTLS 0x0F
#define MAX77804_BYP_DTLS_SHIFT 0
#define MAX77804_BYP_DTLS0 0x1
#define MAX77804_BYP_DTLS1 0x2
#define MAX77804_BYP_DTLS2 0x4
#define MAX77804_BYP_DTLS3 0x8
/* MAX77804_CHG_REG_CHG_CNFG_00 */
#define MAX77804_MODE_DEFAULT 0x04
#define MAX77804_MODE_CHGR 0x01
#define MAX77804_MODE_OTG 0x02
#define MAX77804_MODE_BUCK 0x04
#define MAX77804_MODE_BOOST 0x08
/* MAX77804_CHG_REG_CHG_CNFG_02 */
#define MAX77804_CHG_CC 0x3F
/* MAX77804_CHG_REG_CHG_CNFG_03 */
#define MAX77804_CHG_TO_ITH 0x07
/* MAX77804_CHG_REG_CHG_CNFG_04 */
#define MAX77804_CHG_MINVSYS_MASK 0xE0
#define MAX77804_CHG_MINVSYS_SHIFT 5
#define MAX77804_CHG_PRM_MASK 0x1F
#define MAX77804_CHG_PRM_SHIFT 0
/* MAX77804_CHG_REG_CHG_CNFG_09 */
#define MAX77804_CHG_CHGIN_LIM 0x7F
/* MAX77804_CHG_REG_CHG_CNFG_12 */
#define MAX77804_CHG_WCINSEL 0x40
/* MAX77804_MUIC_REG_CDETCTRL1 */
#define MAX77804_CHGTYPMAN 0x02
#define MAX77804_CHGTYPMAN_SHIFT 1
/* MAX77804_MUIC_REG_STATUS2 */
#define MAX77804_VBVOLT 0x40
#define MAX77804_VBVOLT_SHIFT 6
#define MAX77804_CHGDETRUN 0x08
#define MAX77804_CHGDETRUN_SHIFT 3
#define MAX77804_CHGTYPE 0x07
#define MAX77804_CHGTYPE_SHIFT 0
/* irq */
#define IRQ_DEBOUNCE_TIME 20 /* msec */
/* charger type detection */
#define DET_ERR_RETRY 5
#define DET_ERR_DELAY 200
/* soft charging */
#define SOFT_CHG_START_CURR 100 /* mA */
#define SOFT_CHG_START_DUR 100 /* ms */
#define SOFT_CHG_CURR_STEP 100 /* mA */
#define SOFT_CHG_STEP_DUR 20 /* ms */
#define DEFAULT_AC_CURRENT 1600 /* mA */
#define DEFAULT_USB_CURRENT 500 /* mA */
enum {
POWER_SUPPLY_VBUS_UNKNOWN = 0,
POWER_SUPPLY_VBUS_UVLO,
POWER_SUPPLY_VBUS_WEAK,
POWER_SUPPLY_VBUS_OVLO,
POWER_SUPPLY_VBUS_GOOD,
};
extern sec_battery_platform_data_t sec_battery_pdata;
#if defined(CONFIG_TARGET_LOCALE_KOR)
#define SEC_CHG_ATTR(_name) \
{ \
.attr = {.name = #_name, .mode = 0664}, \
.show = sec_chg_show_attrs, \
.store = sec_chg_store_attrs, \
}
enum {
CHG_SIOP_INPUT_LIMIT = 0,
};
#endif
#endif