src/superio/nsc/pc87351/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 /*
   6  * Richard A Smith
   7  * I derived this code from the pc87360 device and removed the stuff the 87351
   8  * dosen't do.
   9 */
  10
  11 #include <arch/io.h>
  12 #include <device/device.h>
  13 #include <device/pnp.h>
  14 #include <console/console.h>
  15 #include <string.h>
  16 #include <bitops.h>
  17 #include <uart8250.h>
  18 #include <pc80/keyboard.h>
  19 #include "chip.h"
  20 #include "pc87351.h"
  21
  22 static void init(device_t dev)
  23 {
  24         struct superio_nsc_pc87351_config *conf;
  25         struct resource *res0, *res1;
  26         /* Wishlist handle well known programming interfaces more
  27          * generically.
  28          */
  29         if (!dev->enabled) {
  30                 return;
  31         }
  32         conf = dev->chip_info;
  33         switch(dev->path.u.pnp.device) {
  34         case PC87351_SP1:
  35                 res0 = find_resource(dev, PNP_IDX_IO0);
  36                 init_uart8250(res0->base, &conf->com1);
  37                 break;
  38         case PC87351_SP2:
  39                 res0 = find_resource(dev, PNP_IDX_IO0);
  40                 init_uart8250(res0->base, &conf->com2);
  41                 break;
  42         case PC87351_KBCK:
  43                 res0 = find_resource(dev, PNP_IDX_IO0);
  44                 res1 = find_resource(dev, PNP_IDX_IO1);
  45                 init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
  46                 break;
  47         }
  48 }
  49
  50 static struct device_operations ops = {
  51         .read_resources   = pnp_read_resources,
  52         .set_resources    = pnp_set_resources,
  53         .enable_resources = pnp_enable_resources,
  54         .enable           = pnp_enable,
  55         .init             = init,
  56 };
  57
  58 static struct pnp_info pnp_dev_info[] = {
  59  { &ops, PC87351_FDC,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07fa, 0}, },
  60  { &ops, PC87351_PP,   PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x04f8, 0}, },
  61  { &ops, PC87351_SP2,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, { 0x7f8, 0 }, },
  62  { &ops, PC87351_SP1,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
  63  { &ops, PC87351_SWC,  PNP_IO0 | PNP_IRQ0, { 0xfff0, 0 }, },
  64  { &ops, PC87351_KBCM, PNP_IRQ0 },
  65  { &ops, PC87351_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7f8, 0 }, { 0x7f8, 0x4}, },
  66  { &ops, PC87351_GPIO, PNP_IO0 | PNP_IRQ0, { 0xfff8, 0 } },
  67  { &ops, PC87351_FSD,  PNP_IO0 | PNP_IRQ0, { 0xfff8, 0 } },
  68 };
  69
  70
  71 static void enable_dev(struct device *dev)
  72 {
  73         pnp_enable_devices(dev, &pnp_ops,
  74                 sizeof(pnp_dev_info)/sizeof(pnp_dev_info[0]), pnp_dev_info);
  75 }
  76
  77 struct chip_operations superio_nsc_pc87351_ops = {
  78         CHIP_NAME("NSC PC87351 Super I/O")
  79         .enable_dev = enable_dev,
  80 };