82 lines
2.1 KiB
C
82 lines
2.1 KiB
C
/*
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* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
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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 version 2 and
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* only version 2 as published by the Free Software Foundation.
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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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/*
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* Qualcomm PMIC 8xxx driver header file
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*
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*/
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#ifndef __MFD_PM8XXX_CORE_H
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#define __MFD_PM8XXX_CORE_H
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#include <linux/mfd/core.h>
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struct pm8xxx_drvdata {
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int (*pmic_readb) (const struct device *dev, u16 addr, u8 *val);
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int (*pmic_writeb) (const struct device *dev, u16 addr, u8 val);
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int (*pmic_read_buf) (const struct device *dev, u16 addr, u8 *buf,
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int n);
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int (*pmic_write_buf) (const struct device *dev, u16 addr, u8 *buf,
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int n);
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int (*pmic_read_irq_stat) (const struct device *dev, int irq);
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void *pm_chip_data;
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};
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static inline int pm8xxx_readb(const struct device *dev, u16 addr, u8 *val)
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{
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struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
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if (!dd)
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return -EINVAL;
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return dd->pmic_readb(dev, addr, val);
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}
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static inline int pm8xxx_writeb(const struct device *dev, u16 addr, u8 val)
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{
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struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
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if (!dd)
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return -EINVAL;
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return dd->pmic_writeb(dev, addr, val);
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}
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static inline int pm8xxx_read_buf(const struct device *dev, u16 addr, u8 *buf,
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int n)
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{
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struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
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if (!dd)
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return -EINVAL;
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return dd->pmic_read_buf(dev, addr, buf, n);
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}
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static inline int pm8xxx_write_buf(const struct device *dev, u16 addr, u8 *buf,
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int n)
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{
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struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
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if (!dd)
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return -EINVAL;
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return dd->pmic_write_buf(dev, addr, buf, n);
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}
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static inline int pm8xxx_read_irq_stat(const struct device *dev, int irq)
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{
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struct pm8xxx_drvdata *dd = dev_get_drvdata(dev);
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if (!dd)
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return -EINVAL;
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return dd->pmic_read_irq_stat(dev, irq);
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}
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#endif
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