src/superio/ite/it8671f/superio.c

   1 /*
   2  * Copyright (C) 2006 Uwe Hermann <uwe@hermann-uwe.de>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  17  */
  18
  19 #include <uart8250.h>
  20 #include <pc80/keyboard.h>
  21 #include "chip.h"
  22 #include "it8671f.h"
  23
  24 static void init(device_t dev)
  25 {
  26         struct superio_ITE_it8671f_config *conf;
  27         struct resource *res0, *res1;
  28
  29         if (!dev->enabled) {
  30                 return;
  31         }
  32
  33         conf = dev->chip_info;
  34
  35         switch (dev->path.u.pnp.device) {
  36         case IT8671F_FDC:
  37                 /* TODO. */
  38                 break;
  39         case IT8671F_SP1:
  40                 res0 = find_resource(dev, PNP_IDX_IO0);
  41                 init_uart8250(res0->base, &conf->com1);
  42                 break;
  43         case IT8671F_SP2:
  44                 res0 = find_resource(dev, PNP_IDX_IO0);
  45                 init_uart8250(res0->base, &conf->com2);
  46                 break;
  47         case IT8671F_KBCK:
  48                 res0 = find_resource(dev, PNP_IDX_IO0);
  49                 res1 = find_resource(dev, PNP_IDX_IO1);
  50                 init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
  51                 break;
  52         }
  53 }
  54
  55 static struct device_operations ops = {
  56         .read_resources   = pnp_read_resources,
  57         .set_resources    = pnp_set_resources,
  58         .enable_resources = pnp_enable_resources,
  59         .enable           = pnp_enable,
  60         .init             = init,
  61 };
  62
  63 /* TODO: Find and check datasheet. */
  64 static struct pnp_info pnp_dev_info[] = {
  65  { &ops, IT8671F_FDC,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07fa, 0}, },
  66  /* { &ops, IT8671F_PP,   PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x04f8, 0}, }, */
  67  { &ops, IT8671F_SP2,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, { 0x7f8, 0 }, },
  68  { &ops, IT8671F_SP1,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
  69  { &ops, IT8671F_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7f8, 0 }, { 0x7f8, 0x4}, },
  70 };
  71
  72 static void enable_dev(struct device *dev)
  73 {
  74         pnp_enable_devices(dev, &pnp_ops,
  75                 sizeof(pnp_dev_info)/sizeof(pnp_dev_info[0]), pnp_dev_info);
  76 }
  77
  78 struct chip_operations superio_ITE_it8671f_ops = {
  79         CHIP_NAME("ITE it8671f")
  80         .enable_dev = enable_dev,
  81 };
  82