/*
   * (C) Copyright 2016
   * Jelle van der Waa <jelle@vdwaa.nl>
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  #include <common.h>
  #include <i2c.h>
  #include <sy8106a.h>
  
  #define SY8106A_I2C_ADDR 0x65
  #define SY8106A_VOUT1_SEL 1
  #define SY8106A_VOUT1_SEL_ENABLE (1 << 7)

  #ifdef CONFIG_SPL_BUILD

  static u8 sy8106a_mvolt_to_cfg(int mvolt, int min, int max, int div)
  {
  	if (mvolt < min)
  		mvolt = min;
  	else if (mvolt > max)
  		mvolt = max;
  
  	return (mvolt - min) / div;
  }
  
  int sy8106a_set_vout1(unsigned int mvolt)
  {
  	u8 data = sy8106a_mvolt_to_cfg(mvolt, 680, 1950, 10) | SY8106A_VOUT1_SEL_ENABLE;
  	return i2c_write(SY8106A_I2C_ADDR, SY8106A_VOUT1_SEL, 1, &data, 1);
  }

  #endif