src/superio/nsc/pc87417/superio.c

   1 /* Copyright 2000  AG Electronics Ltd. */
   2 /* Copyright 2003-2004 Linux Networx */
   3 /* Copyright 2005 Tyan */
   4 /* By yhlu */
   5 /* This code is distributed without warranty under the GPL v2 (see COPYING) */
   6
   7 #include <arch/io.h>
   8 #include <device/device.h>
   9 #include <device/pnp.h>
  10 #include <console/console.h>
  11 #include <string.h>
  12 #include <bitops.h>
  13 #include <uart8250.h>
  14 #include <pc80/keyboard.h>
  15 #include <stdlib.h>
  16 #include "chip.h"
  17 #include "pc87417.h"
  18
  19 static void init(device_t dev)
  20 {
  21         struct superio_nsc_pc87417_config *conf;
  22         struct resource *res0, *res1;
  23         /* Wishlist handle well known programming interfaces more
  24          * generically.
  25          */
  26         if (!dev->enabled) {
  27                 return;
  28         }
  29         conf = dev->chip_info;
  30         switch(dev->path.pnp.device) {
  31         case PC87417_SP1:
  32                 res0 = find_resource(dev, PNP_IDX_IO0);
  33                 init_uart8250(res0->base, &conf->com1);
  34                 break;
  35         case PC87417_SP2:
  36                 res0 = find_resource(dev, PNP_IDX_IO0);
  37                 init_uart8250(res0->base, &conf->com2);
  38                 break;
  39         case PC87417_KBCK:
  40                 res0 = find_resource(dev, PNP_IDX_IO0);
  41                 res1 = find_resource(dev, PNP_IDX_IO1);
  42                 init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
  43                 break;
  44         }
  45 }
  46
  47 static struct device_operations ops = {
  48         .read_resources   = pnp_read_resources,
  49         .set_resources    = pnp_set_resources,
  50         .enable_resources = pnp_enable_resources,
  51         .enable           = pnp_enable,
  52         .init             = init,
  53 };
  54
  55 static struct pnp_info pnp_dev_info[] = {
  56  { &ops, PC87417_FDC,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07fa, 0}, },
  57  { &ops, PC87417_PP,   PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x04f8, 0}, },
  58  { &ops, PC87417_SP2,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, { 0x7f8, 0 }, },
  59  { &ops, PC87417_SP1,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
  60  { &ops, PC87417_SWC,  PNP_IO0 | PNP_IRQ0, { 0xfff0, 0 }, },
  61  { &ops, PC87417_KBCM, PNP_IRQ0 },
  62  { &ops, PC87417_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7f8, 0 }, { 0x7f8, 0x4}, },
  63  { &ops, PC87417_GPIO, PNP_IO0 | PNP_IRQ0, { 0xfff8, 0 } },
  64  { &ops, PC87417_XBUS, PNP_IO0 | PNP_IRQ0, { 0xffe0, 0 } },
  65  { &ops, PC87417_RTC,  PNP_IO0 | PNP_IO1, { 0xfffe, 0 }, {0xfffe, 0x4} },
  66 };
  67
  68
  69 static void enable_dev(struct device *dev)
  70 {
  71         pnp_enable_devices(dev, &pnp_ops,
  72                 ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
  73 }
  74
  75 struct chip_operations superio_nsc_pc87417_ops = {
  76         CHIP_NAME("NSC PC87417 Super I/O")
  77         .enable_dev = enable_dev,
  78 };