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 <stdlib.h>
  12 #include "chip.h"
  13 #include "pc87427.h"
  14
  15
  16 static void init(device_t dev)
  17 {
  18         struct superio_nsc_pc87427_config *conf;
  19         struct resource *res0, *res1;
  20         /* Wishlist handle well known programming interfaces more
  21          * generically.
  22          */
  23         if (!dev->enabled) {
  24                 return;
  25         }
  26         conf = dev->chip_info;
  27         switch(dev->path.u.pnp.device) {
  28         case PC87427_SP1:
  29                 res0 = find_resource(dev, PNP_IDX_IO0);
  30                 init_uart8250(res0->base, &conf->com1);
  31                 break;
  32         case PC87427_SP2:
  33                 res0 = find_resource(dev, PNP_IDX_IO0);
  34                 init_uart8250(res0->base, &conf->com2);
  35                 break;
  36         case PC87427_KBCK:
  37                 res0 = find_resource(dev, PNP_IDX_IO0);
  38                 res1 = find_resource(dev, PNP_IDX_IO1);
  39                 init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
  40                 break;
  41         }
  42 }
  43
  44 static struct device_operations ops = {
  45         .read_resources   = pnp_read_resources,
  46         .set_resources    = pnp_set_resources,
  47         .enable_resources = pnp_enable_resources,
  48         .enable           = pnp_enable,
  49         .init             = init,
  50 };
  51
  52 static struct pnp_info pnp_dev_info[] = {
  53  { &ops,  PC87427_FDC,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07fa, 0}, },
  54  { &ops,  PC87427_SP2,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
  55  { &ops,  PC87427_SP1,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
  56  { &ops,  PC87427_SWC,  PNP_IO0 | PNP_IO1 | PNP_IO2 | PNP_IO3 | PNP_IRQ0,
  57    { 0xfff0, 0 }, { 0xfffc, 0 }, { 0xfffc, 0 }, { 0xfff8, 0 } },
  58  { &ops,  PC87427_KBCM, PNP_IRQ0 },
  59  { &ops,  PC87427_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7f8, 0 }, { 0x7f8, 0x4}, },
  60  { &ops,  PC87427_GPIO, PNP_IO0 | PNP_IRQ0, { 0xffe0, 0 } },
  61  { &ops,  PC87427_WDT,  PNP_IO0 | PNP_IRQ0, { 0xfff0, 0 } },
  62  { &ops,  PC87427_FMC,  PNP_IO0 | PNP_IRQ0, { 0xffe0, 0 } },
  63  { &ops,  PC87427_XBUS, PNP_IO0 | PNP_IRQ0, { 0xffe0, 0 } },
  64  { &ops,  PC87427_RTC,  PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0xfffe, 0 }, { 0xfffe, 0 } },
  65  { &ops,  PC87427_MHC,  PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0xffe0, 0 }, { 0xffe0, 0 } },
  66 };
  67
  68
  69 static void enable_dev(struct device *dev)
  70 {
  71         pnp_enable_devices(dev, &ops,
  72                 ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
  73 }
  74
  75 struct chip_operations superio_nsc_pc87427_ops = {
  76         CHIP_NAME("NSC PC87427 Super I/O")
  77         .enable_dev = enable_dev,
  78 };