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Felix Held3f3eca92020-01-23 17:12:32 +01001/* SPDX-License-Identifier: GPL-2.0-only */
Frank Vibrans7b904d82011-02-14 19:00:13 +00002
3/* RAM driver for the SMSC KBC1100 Super I/O chip */
4
Frank Vibrans7b904d82011-02-14 19:00:13 +00005#include <device/device.h>
6#include <device/pnp.h>
Nico Huber1c811282013-06-15 20:33:44 +02007#include <superio/conf_mode.h>
Frank Vibrans7b904d82011-02-14 19:00:13 +00008#include <pc80/keyboard.h>
Elyes HAOUAS2329a252019-05-15 22:11:18 +02009
Frank Vibrans7b904d82011-02-14 19:00:13 +000010#include "kbc1100.h"
11
12/* Forward declarations */
Edward O'Callaghanf21bdc32014-10-21 07:43:41 +110013static void enable_dev(struct device *dev);
14static void kbc1100_init(struct device *dev);
Frank Vibrans7b904d82011-02-14 19:00:13 +000015
Frank Vibrans7b904d82011-02-14 19:00:13 +000016struct chip_operations superio_smsc_kbc1100_ops = {
Nicholas Sudsgaardbfb11be2024-01-30 09:53:46 +090017 .name = "SMSC KBC1100 Super I/O",
Arthur Heymans12d01032017-08-01 21:51:10 +020018 .enable_dev = enable_dev
Frank Vibrans7b904d82011-02-14 19:00:13 +000019};
20
21static struct device_operations ops = {
Arthur Heymans12d01032017-08-01 21:51:10 +020022 .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,
Frank Vibrans7b904d82011-02-14 19:00:13 +000028};
29
30static struct pnp_info pnp_dev_info[] = {
Felix Heldb0d868e2018-07-06 23:39:00 +020031 { NULL, KBC1100_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1,
32 0x7ff, 0x7ff, },
Frank Vibrans7b904d82011-02-14 19:00:13 +000033};
34
Edward O'Callaghanf21bdc32014-10-21 07:43:41 +110035static void enable_dev(struct device *dev)
Frank Vibrans7b904d82011-02-14 19:00:13 +000036{
Felix Heldb0d868e2018-07-06 23:39:00 +020037 pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
Frank Vibrans7b904d82011-02-14 19:00:13 +000038}
39
Edward O'Callaghanf21bdc32014-10-21 07:43:41 +110040static void kbc1100_init(struct device *dev)
Frank Vibrans7b904d82011-02-14 19:00:13 +000041{
Arthur Heymans12d01032017-08-01 21:51:10 +020042 if (!dev->enabled)
43 return;
Stefan Reinauer5ff7c132011-10-31 12:56:45 -070044
Arthur Heymans12d01032017-08-01 21:51:10 +020045 switch (dev->path.pnp.device) {
46 case KBC1100_KBC:
Arthur Heymans12d01032017-08-01 21:51:10 +020047 pc_keyboard_init(NO_AUX_DEVICE);
48 break;
49 }
Frank Vibrans7b904d82011-02-14 19:00:13 +000050}