src/superio/NSC/pc87427/superio.c

   1 /* Copyright 2000  AG Electronics Ltd. */
   2 /* Copyright 2003-2004 Linux Networx */
   3 /* This code is distributed without warranty under the GPL v2 (see COPYING) */
   4
   5 #include <arch/io.h>
   6 #include <device/device.h>
   7 #include <device/pnp.h>
   8 #include <console/console.h>
   9 #include <string.h>
  10 #include <bitops.h>
  11 #include "chip.h"
  12 #include "pc87427.h"
  13
  14
  15 static void init(device_t dev)
  16 {
  17         struct superio_nsc_pc87427_config *conf;
  18         struct resource *res0, *res1;
  19         /* Wishlist handle well known programming interfaces more
  20          * generically.
  21          */
  22         if (!dev->enabled) {
  23                 return;
  24         }
  25         conf = dev->chip_info;
  26         switch(dev->path.u.pnp.device) {
  27         case PC87427_SP1:
  28                 res0 = find_resource(dev, PNP_IDX_IO0);
  29                 init_uart8250(res0->base, &conf->com1);
  30                 break;
  31         case PC87427_SP2:
  32                 res0 = find_resource(dev, PNP_IDX_IO0);
  33                 init_uart8250(res0->base, &conf->com2);
  34                 break;
  35         case PC87427_KBCK:
  36                 res0 = find_resource(dev, PNP_IDX_IO0);
  37                 res1 = find_resource(dev, PNP_IDX_IO1);
  38                 init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
  39                 break;
  40         }
  41 }
  42
  43 static struct device_operations ops = {
  44         .read_resources   = pnp_read_resources,
  45         .set_resources    = pnp_set_resources,
  46         .enable_resources = pnp_enable_resources,
  47         .enable           = pnp_enable,
  48         .init             = init,
  49 };
  50
  51 static struct pnp_info pnp_dev_info[] = {
  52  { &ops,  PC87427_FDC,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07fa, 0}, },
  53  { &ops,  PC87427_SP2,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
  54  { &ops,  PC87427_SP1,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
  55  { &ops,  PC87427_SWC,  PNP_IO0 | PNP_IO1 | PNP_IO2 | PNP_IO3 | PNP_IRQ0,
  56    { 0xfff0, 0 }, { 0xfffc, 0 }, { 0xfffc, 0 }, { 0xfff8, 0 } },
  57  { &ops,  PC87427_KBCM, PNP_IRQ0 },
  58  { &ops,  PC87427_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7f8, 0 }, { 0x7f8, 0x4}, },
  59  { &ops,  PC87427_GPIO, PNP_IO0 | PNP_IRQ0, { 0xffe0, 0 } },
  60  { &ops,  PC87427_WDT,  PNP_IO0 | PNP_IRQ0, { 0xfff0, 0 } },
  61  { &ops,  PC87427_FMC,  PNP_IO0 | PNP_IRQ0, { 0xffe0, 0 } },
  62  { &ops,  PC87427_XBUS, PNP_IO0 | PNP_IRQ0, { 0xffe0, 0 } },
  63  { &ops,  PC87427_RTC,  PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0xfffe, 0 }, { 0xfffe, 0 } },
  64  { &ops,  PC87427_MHC,  PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0xffe0, 0 }, { 0xffe0, 0 } },
  65 };
  66
  67
  68 static void enable_dev(struct device *dev)
  69 {
  70         pnp_enable_devices(dev, &ops,
  71                 sizeof(pnp_dev_info)/sizeof(pnp_dev_info[0]), pnp_dev_info);
  72 }
  73
  74 struct chip_operations superio_nsc_pc87427_ops = {
  75         CHIP_NAME("NSC 87427")
  76         .enable_dev = enable_dev,
  77 };