src/superio/smsc/kbc1100/superio.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 /* RAM driver for the SMSC KBC1100 Super I/O chip */
   4
   5 #include <device/device.h>
   6 #include <device/pnp.h>
   7 #include <superio/conf_mode.h>
   8 #include <pc80/keyboard.h>
   9
  10 #include "kbc1100.h"
  11
  12 /* Forward declarations */
  13 static void enable_dev(struct device *dev);
  14 static void kbc1100_init(struct device *dev);
  15
  16 struct chip_operations superio_smsc_kbc1100_ops = {
  17         CHIP_NAME("SMSC KBC1100 Super I/O")
  18         .enable_dev = enable_dev
  19 };
  20
  21 static struct device_operations ops = {
  22         .read_resources   = pnp_read_resources,
  23         .set_resources    = pnp_set_resources,
  24         .enable_resources = pnp_enable_resources,
  25         .enable           = pnp_alt_enable,
  26         .init             = kbc1100_init,
  27         .ops_pnp_mode     = &pnp_conf_mode_55_aa,
  28 };
  29
  30 static struct pnp_info pnp_dev_info[] = {
  31         { NULL, KBC1100_KBC,  PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1,
  32                 0x7ff, 0x7ff, },
  33 };
  34
  35 static void enable_dev(struct device *dev)
  36 {
  37         pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
  38 }
  39
  40 static void kbc1100_init(struct device *dev)
  41 {
  42         if (!dev->enabled)
  43                 return;
  44
  45         switch (dev->path.pnp.device) {
  46         case KBC1100_KBC:
  47                 pc_keyboard_init(NO_AUX_DEVICE);
  48                 break;
  49         }
  50 }