src/superio/smsc/fdc37m60x/superio.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2006 Uwe Hermann <uwe@hermann-uwe.de>
   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  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19  */
  20
  21 #include <device/device.h>
  22 #include <device/pnp.h>
  23 #include <uart8250.h>
  24 #include <pc80/keyboard.h>
  25 #include <stdlib.h>
  26 #include "chip.h"
  27 #include "fdc37m60x.h"
  28
  29 static void init(device_t dev)
  30 {
  31         struct superio_smsc_fdc37m60x_config *conf;
  32         struct resource *res0;
  33
  34         if (!dev->enabled) {
  35                 return;
  36         }
  37
  38         conf = dev->chip_info;
  39
  40         switch (dev->path.pnp.device) {
  41         case FDC37M60X_FDC: /* TODO. */
  42                 break;
  43         case FDC37M60X_PP: /* TODO. */
  44                 break;
  45         case FDC37M60X_SP1:
  46                 res0 = find_resource(dev, PNP_IDX_IO0);
  47                 init_uart8250(res0->base, &conf->com1);
  48                 break;
  49         case FDC37M60X_SP2:
  50                 res0 = find_resource(dev, PNP_IDX_IO0);
  51                 init_uart8250(res0->base, &conf->com2);
  52                 break;
  53         case FDC37M60X_KBCK:
  54                 pc_keyboard_init(&conf->keyboard);
  55                 break;
  56         case FDC37M60X_AUX: /* TODO. */
  57                 break;
  58         }
  59 }
  60
  61 static struct device_operations ops = {
  62         .read_resources   = pnp_read_resources,
  63         .set_resources    = pnp_set_resources,
  64         .enable_resources = pnp_enable_resources,
  65         .enable           = pnp_enable,
  66         .init             = init,
  67 };
  68
  69 /* TODO: FDC, PP, AUX. */
  70 static struct pnp_info pnp_dev_info[] = {
  71         { &ops, FDC37M60X_SP1,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
  72         { &ops, FDC37M60X_SP2,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, { 0x7f8, 0 }, },
  73         { &ops, FDC37M60X_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7f8, 0 }, { 0x7f8, 0x4}, },
  74 };
  75
  76 static void enable_dev(struct device *dev)
  77 {
  78         pnp_enable_devices(dev, &pnp_ops,
  79                 ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
  80 }
  81
  82 struct chip_operations superio_smsc_fdc37m60x_ops = {
  83         CHIP_NAME("SMSC FDC37M60X Super I/O")
  84         .enable_dev = enable_dev,
  85 };