src/superio/fintek/f71869ad/f71869ad_multifunc.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2014 Edward O'Callaghan <eocallaghan@alterapraxis.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  */
  16
  17 #include <arch/io.h>
  18 #include <device/device.h>
  19 #include <device/pnp.h>
  20 #include "chip.h"
  21 #include "fintek_internal.h"
  22
  23 #define MULTI_FUNC_SEL_REG1 0x28
  24 #define MULTI_FUNC_SEL_REG2 0x29
  25 #define MULTI_FUNC_SEL_REG3 0x2A
  26 #define MULTI_FUNC_SEL_REG4 0x2B
  27 #define MULTI_FUNC_SEL_REG5 0x2C
  28
  29 void f71869ad_multifunc_init(struct device *dev)
  30 {
  31         const struct superio_fintek_f71869ad_config *conf = dev->chip_info;
  32
  33         pnp_enter_conf_mode(dev);
  34
  35         /* multi-func select reg1 */
  36         pnp_write_config(dev, MULTI_FUNC_SEL_REG1,
  37                         conf->multi_function_register_1);
  38
  39         /* multi-func select reg2 (CLK_TUNE_EN=0) */
  40         pnp_write_config(dev, MULTI_FUNC_SEL_REG2,
  41                         conf->multi_function_register_2);
  42
  43         /* multi-func select reg3 (CLK_TUNE_EN=0) */
  44         pnp_write_config(dev, MULTI_FUNC_SEL_REG3,
  45                         conf->multi_function_register_3);
  46
  47         /* multi-func select reg4 (CLK_TUNE_EN=0) */
  48         pnp_write_config(dev, MULTI_FUNC_SEL_REG4,
  49                         conf->multi_function_register_4);
  50
  51         /* multi-func select reg5 (CLK_TUNE_EN=0) */
  52         pnp_write_config(dev, MULTI_FUNC_SEL_REG5,
  53                         conf->multi_function_register_5);
  54
  55         pnp_exit_conf_mode(dev);
  56 }