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/*
* Copyright (c) 2011-2012, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* 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.
*/
/*
* Qualcomm PMIC 8xxx driver header file
*
*/
#ifndef __MFD_PM8XXX_CORE_H
#define __MFD_PM8XXX_CORE_H
#include <linux/mfd/core.h>
enum pm8xxx_version {
PM8XXX_VERSION_8058,
PM8XXX_VERSION_8901,
PM8XXX_VERSION_8921,
PM8XXX_VERSION_8821,
PM8XXX_VERSION_8018,
PM8XXX_VERSION_8922,
PM8XXX_VERSION_8038,
PM8XXX_VERSION_8917,
};
/* PMIC version specific silicon revisions */
#define PM8XXX_REVISION_8058_TEST 0
#define PM8XXX_REVISION_8058_1p0 1
#define PM8XXX_REVISION_8058_2p0 2
#define PM8XXX_REVISION_8058_2p1 3
#define PM8XXX_REVISION_8901_TEST 0
#define PM8XXX_REVISION_8901_1p0 1
#define PM8XXX_REVISION_8901_1p1 2
#define PM8XXX_REVISION_8901_2p0 3
#define PM8XXX_REVISION_8901_2p1 4
#define PM8XXX_REVISION_8901_2p2 5
#define PM8XXX_REVISION_8901_2p3 6
#define PM8XXX_REVISION_8921_TEST 0
#define PM8XXX_REVISION_8921_1p0 1
#define PM8XXX_REVISION_8921_1p1 2
#define PM8XXX_REVISION_8921_2p0 3
#define PM8XXX_REVISION_8921_3p0 4
#define PM8XXX_REVISION_8921_3p1 5
#define PM8XXX_REVISION_8821_TEST 0
#define PM8XXX_REVISION_8821_1p0 1
#define PM8XXX_REVISION_8821_2p0 2
#define PM8XXX_REVISION_8821_2p1 3
#define PM8XXX_REVISION_8018_TEST 0
#define PM8XXX_REVISION_8018_1p0 1
#define PM8XXX_REVISION_8018_2p0 2
#define PM8XXX_REVISION_8018_2p1 3
#define PM8XXX_REVISION_8922_TEST 0
#define PM8XXX_REVISION_8922_1p0 1
#define PM8XXX_REVISION_8922_1p1 2
#define PM8XXX_REVISION_8922_2p0 3
#define PM8XXX_REVISION_8038_TEST 0
#define PM8XXX_REVISION_8038_1p0 1
#define PM8XXX_REVISION_8038_2p0 2
#define PM8XXX_REVISION_8038_2p1 3
#define PM8XXX_REVISION_8917_TEST 0
#define PM8XXX_REVISION_8917_1p0 1
#define PM8XXX_RESTART_UNKNOWN 0
#define PM8XXX_RESTART_CBL 1
#define PM8XXX_RESTART_KPD 2
#define PM8XXX_RESTART_CHG 3
#define PM8XXX_RESTART_SMPL 4
#define PM8XXX_RESTART_RTC 5
#define PM8XXX_RESTART_HARD_RESET 6
#define PM8XXX_RESTART_GEN_PURPOSE 7
#define PM8XXX_RESTART_REASON_MASK 0x07
static const char * const pm8xxx_restart_reason_str[] = {
[0] = "Unknown",
[1] = "Triggered from CBL (external charger)",
[2] = "Triggered from KPD (power key press)",
[3] = "Triggered from CHG (usb charger insertion)",
[4] = "Triggered from SMPL (sudden momentary power loss)",
[5] = "Triggered from RTC (real time clock)",
[6] = "Triggered by Hard Reset",
[7] = "Triggered by General Purpose Trigger",
};
struct pm8xxx_drvdata {
int (*pmic_readb) (const struct device *dev,
u16 addr, u8 *val);
int (*pmic_writeb) (const struct device *dev,
u16 addr, u8 val);
int (*pmic_read_buf) (const struct device *dev,
u16 addr, u8 *buf, int n);
int (*pmic_write_buf) (const struct device *dev,
u16 addr, u8 *buf, int n);
int (*pmic_read_irq_stat) (const struct device *dev,
int irq);
enum pm8xxx_version (*pmic_get_version) (const struct device *dev);
int (*pmic_get_revision) (const struct device *dev);
u8 (*pmic_restart_reason)
(const struct device *dev);
void *pm_chip_data;
};
static inline int pm8xxx_readb(const struct device *dev, u16 addr, u8 *val)
{
struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
if (!dd)
return -EINVAL;
return dd->pmic_readb(dev, addr, val);
}
static inline int pm8xxx_writeb(const struct device *dev, u16 addr, u8 val)
{
struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
if (!dd)
return -EINVAL;
return dd->pmic_writeb(dev, addr, val);
}
static inline int pm8xxx_read_buf(const struct device *dev, u16 addr, u8 *buf,
int n)
{
struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
if (!dd)
return -EINVAL;
return dd->pmic_read_buf(dev, addr, buf, n);
}
static inline int pm8xxx_write_buf(const struct device *dev, u16 addr, u8 *buf,
int n)
{
struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
if (!dd)
return -EINVAL;
return dd->pmic_write_buf(dev, addr, buf, n);
}
static inline int pm8xxx_read_irq_stat(const struct device *dev, int irq)
{
struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
if (!dd)
return -EINVAL;
return dd->pmic_read_irq_stat(dev, irq);
}
static inline enum pm8xxx_version pm8xxx_get_version(const struct device *dev)
{
struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
if (!dd)
return -EINVAL;
return dd->pmic_get_version(dev);
}
static inline int pm8xxx_get_revision(const struct device *dev)
{
struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
if (!dd)
return -EINVAL;
return dd->pmic_get_revision(dev);
}
static inline u8 pm8xxx_restart_reason(const struct device *dev)
{
struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
if (!dd)
return -EINVAL;
return dd->pmic_restart_reason(dev);
}
#endif
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