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kernel/linux-rt-4.4.41/include/linux/mfd/hi6421-pmic.h 1.25 KB
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  /*
   * Header file for device driver Hi6421 PMIC
   *
   * Copyright (c) <2011-2014> HiSilicon Technologies Co., Ltd.
   *              http://www.hisilicon.com
   * Copyright (c) <2013-2014> Linaro Ltd.
   *              http://www.linaro.org
   *
   * Author: Guodong Xu <guodong.xu@linaro.org>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   */
  
  #ifndef	__HI6421_PMIC_H
  #define	__HI6421_PMIC_H
  
  /* Hi6421 registers are mapped to memory bus in 4 bytes stride */
  #define HI6421_REG_TO_BUS_ADDR(x)	(x << 2)
  
  /* Hi6421 maximum register number */
  #define HI6421_REG_MAX			0xFF
  
  /* Hi6421 OCP (over current protection) and DEB (debounce) control register */
  #define	HI6421_OCP_DEB_CTRL_REG		HI6421_REG_TO_BUS_ADDR(0x51)
  #define	HI6421_OCP_DEB_SEL_MASK		0x0C
  #define HI6421_OCP_DEB_SEL_8MS		0x00
  #define HI6421_OCP_DEB_SEL_16MS		0x04
  #define HI6421_OCP_DEB_SEL_32MS		0x08
  #define HI6421_OCP_DEB_SEL_64MS		0x0C
  #define HI6421_OCP_EN_DEBOUNCE_MASK	0x02
  #define HI6421_OCP_EN_DEBOUNCE_ENABLE	0x02
  #define HI6421_OCP_AUTO_STOP_MASK	0x01
  #define HI6421_OCP_AUTO_STOP_ENABLE	0x01
  
  struct hi6421_pmic {
  	struct regmap		*regmap;
  };
  
  #endif		/* __HI6421_PMIC_H */