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 <stdlib.h>
  20 #include "chip.h"
  21 #include "pc87351.h"
  22
  23 static void init(device_t dev)
  24 {
  25         struct superio_nsc_pc87351_config *conf;
  26         struct resource *res0, *res1;
  27         /* Wishlist handle well known programming interfaces more
  28          * generically.
  29          */
  30         if (!dev->enabled) {
  31                 return;
  32         }
  33         conf = dev->chip_info;
  34         switch(dev->path.pnp.device) {
  35         case PC87351_SP1:
  36                 res0 = find_resource(dev, PNP_IDX_IO0);
  37                 init_uart8250(res0->base, &conf->com1);
  38                 break;
  39         case PC87351_SP2:
  40                 res0 = find_resource(dev, PNP_IDX_IO0);
  41                 init_uart8250(res0->base, &conf->com2);
  42                 break;
  43         case PC87351_KBCK:
  44                 res0 = find_resource(dev, PNP_IDX_IO0);
  45                 res1 = find_resource(dev, PNP_IDX_IO1);
  46                 init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
  47                 break;
  48         }
  49 }
  50
  51 static struct device_operations ops = {
  52         .read_resources   = pnp_read_resources,
  53         .set_resources    = pnp_set_resources,
  54         .enable_resources = pnp_enable_resources,
  55         .enable           = pnp_enable,
  56         .init             = init,
  57 };
  58
  59 static struct pnp_info pnp_dev_info[] = {
  60  { &ops, PC87351_FDC,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07fa, 0}, },
  61  { &ops, PC87351_PP,   PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x04f8, 0}, },
  62  { &ops, PC87351_SP2,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, { 0x7f8, 0 }, },
  63  { &ops, PC87351_SP1,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
  64  { &ops, PC87351_SWC,  PNP_IO0 | PNP_IRQ0, { 0xfff0, 0 }, },
  65  { &ops, PC87351_KBCM, PNP_IRQ0 },
  66  { &ops, PC87351_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7f8, 0 }, { 0x7f8, 0x4}, },
  67  { &ops, PC87351_GPIO, PNP_IO0 | PNP_IRQ0, { 0xfff8, 0 } },
  68  { &ops, PC87351_FSD,  PNP_IO0 | PNP_IRQ0, { 0xfff8, 0 } },
  69 };
  70
  71
  72 static void enable_dev(struct device *dev)
  73 {
  74         pnp_enable_devices(dev, &pnp_ops,
  75                 ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
  76 }
  77
  78 struct chip_operations superio_nsc_pc87351_ops = {
  79         CHIP_NAME("NSC PC87351 Super I/O")
  80         .enable_dev = enable_dev,
  81 };