platform/x86: Move all simatic ipc drivers to the subdirectory siemens

With more files around move everything to a subdirectory. Users will
only see the several options once they enable the main one.

Suggested-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Henning Schild <henning.schild@siemens.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230719153518.13073-4-henning.schild@siemens.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

1 files changed, 0 insertions, 228 deletions

diff --git a/drivers/platform/x86/simatic-ipc.c b/drivers/platform/x86/simatic-ipc.c
deleted file mode 100644
index 13c857316c7f..000000000000
--- a/drivers/platform/x86/simatic-ipc.c
+++ /dev/null
@@ -1,228 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Siemens SIMATIC IPC platform driver
- *
- * Copyright (c) Siemens AG, 2018-2023
- *
- * Authors:
- *  Henning Schild <henning.schild@siemens.com>
- *  Jan Kiszka <jan.kiszka@siemens.com>
- *  Gerd Haeussler <gerd.haeussler.ext@siemens.com>
- */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/dmi.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/platform_data/x86/simatic-ipc.h>
-#include <linux/platform_device.h>
-
-static struct platform_device *ipc_led_platform_device;
-static struct platform_device *ipc_wdt_platform_device;
-static struct platform_device *ipc_batt_platform_device;
-
-static const struct dmi_system_id simatic_ipc_whitelist[] = {
-	{
-		.matches = {
-			DMI_MATCH(DMI_SYS_VENDOR, "SIEMENS AG"),
-		},
-	},
-	{}
-};
-
-static struct simatic_ipc_platform platform_data;
-
-#define SIMATIC_IPC_MAX_EXTRA_MODULES 2
-
-static struct {
-	u32 station_id;
-	u8 led_mode;
-	u8 wdt_mode;
-	u8 batt_mode;
-	char *extra_modules[SIMATIC_IPC_MAX_EXTRA_MODULES];
-} device_modes[] = {
-	{SIMATIC_IPC_IPC127E,
-		SIMATIC_IPC_DEVICE_127E, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_127E,
-		{ "emc1403", NULL }},
-	{SIMATIC_IPC_IPC227D,
-		SIMATIC_IPC_DEVICE_227D, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_NONE,
-		{ "emc1403", NULL }},
-	{SIMATIC_IPC_IPC227E,
-		SIMATIC_IPC_DEVICE_427E, SIMATIC_IPC_DEVICE_227E, SIMATIC_IPC_DEVICE_227E,
-		{ "emc1403", NULL }},
-	{SIMATIC_IPC_IPC227G,
-		SIMATIC_IPC_DEVICE_227G, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_227G,
-		{ "nct6775", "w83627hf_wdt" }},
-	{SIMATIC_IPC_IPC277G,
-		SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_227G,
-		{ "nct6775", "w83627hf_wdt" }},
-	{SIMATIC_IPC_IPC277E,
-		SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_227E, SIMATIC_IPC_DEVICE_227E,
-		{ "emc1403", NULL }},
-	{SIMATIC_IPC_IPC427D,
-		SIMATIC_IPC_DEVICE_427E, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_NONE,
-		{ "emc1403", NULL }},
-	{SIMATIC_IPC_IPC427E,
-		SIMATIC_IPC_DEVICE_427E, SIMATIC_IPC_DEVICE_427E, SIMATIC_IPC_DEVICE_NONE,
-		{ "emc1403", NULL }},
-	{SIMATIC_IPC_IPC477E,
-		SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_427E, SIMATIC_IPC_DEVICE_NONE,
-		{ "emc1403", NULL }},
-	{SIMATIC_IPC_IPCBX_39A,
-		SIMATIC_IPC_DEVICE_227G, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_BX_39A,
-		{ "nct6775", "w83627hf_wdt" }},
-	{SIMATIC_IPC_IPCPX_39A,
-		SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_BX_39A,
-		{ "nct6775", "w83627hf_wdt" }},
-	{SIMATIC_IPC_IPCBX_21A,
-		SIMATIC_IPC_DEVICE_BX_21A, SIMATIC_IPC_DEVICE_NONE, SIMATIC_IPC_DEVICE_BX_21A,
-		{ "emc1403", NULL }},
-};
-
-static int register_platform_devices(u32 station_id)
-{
-	u8 ledmode = SIMATIC_IPC_DEVICE_NONE;
-	u8 wdtmode = SIMATIC_IPC_DEVICE_NONE;
-	u8 battmode = SIMATIC_IPC_DEVICE_NONE;
-	char *pdevname;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(device_modes); i++) {
-		if (device_modes[i].station_id == station_id) {
-			ledmode = device_modes[i].led_mode;
-			wdtmode = device_modes[i].wdt_mode;
-			battmode = device_modes[i].batt_mode;
-			break;
-		}
-	}
-
-	if (battmode != SIMATIC_IPC_DEVICE_NONE) {
-		pdevname = KBUILD_MODNAME "_batt";
-		if (battmode == SIMATIC_IPC_DEVICE_127E)
-			pdevname = KBUILD_MODNAME "_batt_apollolake";
-		if (battmode == SIMATIC_IPC_DEVICE_BX_21A)
-			pdevname = KBUILD_MODNAME "_batt_elkhartlake";
-		if (battmode == SIMATIC_IPC_DEVICE_227G || battmode == SIMATIC_IPC_DEVICE_BX_39A)
-			pdevname = KBUILD_MODNAME "_batt_f7188x";
-		platform_data.devmode = battmode;
-		ipc_batt_platform_device =
-			platform_device_register_data(NULL, pdevname,
-				PLATFORM_DEVID_NONE, &platform_data,
-				sizeof(struct simatic_ipc_platform));
-		if (IS_ERR(ipc_batt_platform_device))
-			return PTR_ERR(ipc_batt_platform_device);
-
-		pr_debug("device=%s created\n",
-			 ipc_batt_platform_device->name);
-	}
-
-	if (ledmode != SIMATIC_IPC_DEVICE_NONE) {
-		pdevname = KBUILD_MODNAME "_leds";
-		if (ledmode == SIMATIC_IPC_DEVICE_127E)
-			pdevname = KBUILD_MODNAME "_leds_gpio_apollolake";
-		if (ledmode == SIMATIC_IPC_DEVICE_227G)
-			pdevname = KBUILD_MODNAME "_leds_gpio_f7188x";
-		if (ledmode == SIMATIC_IPC_DEVICE_BX_21A)
-			pdevname = KBUILD_MODNAME "_leds_gpio_elkhartlake";
-		platform_data.devmode = ledmode;
-		ipc_led_platform_device =
-			platform_device_register_data(NULL,
-				pdevname, PLATFORM_DEVID_NONE,
-				&platform_data,
-				sizeof(struct simatic_ipc_platform));
-		if (IS_ERR(ipc_led_platform_device))
-			return PTR_ERR(ipc_led_platform_device);
-
-		pr_debug("device=%s created\n",
-			 ipc_led_platform_device->name);
-	}
-
-	if (wdtmode != SIMATIC_IPC_DEVICE_NONE) {
-		platform_data.devmode = wdtmode;
-		ipc_wdt_platform_device =
-			platform_device_register_data(NULL,
-				KBUILD_MODNAME "_wdt", PLATFORM_DEVID_NONE,
-				&platform_data,
-				sizeof(struct simatic_ipc_platform));
-		if (IS_ERR(ipc_wdt_platform_device))
-			return PTR_ERR(ipc_wdt_platform_device);
-
-		pr_debug("device=%s created\n",
-			 ipc_wdt_platform_device->name);
-	}
-
-	if (ledmode == SIMATIC_IPC_DEVICE_NONE &&
-	    wdtmode == SIMATIC_IPC_DEVICE_NONE &&
-	    battmode == SIMATIC_IPC_DEVICE_NONE) {
-		pr_warn("unsupported IPC detected, station id=%08x\n",
-			station_id);
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-static void request_additional_modules(u32 station_id)
-{
-	char **extra_modules = NULL;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(device_modes); i++) {
-		if (device_modes[i].station_id == station_id) {
-			extra_modules = device_modes[i].extra_modules;
-			break;
-		}
-	}
-
-	if (!extra_modules)
-		return;
-
-	for (i = 0; i < SIMATIC_IPC_MAX_EXTRA_MODULES; i++) {
-		if (extra_modules[i])
-			request_module(extra_modules[i]);
-		else
-			break;
-	}
-}
-
-static int __init simatic_ipc_init_module(void)
-{
-	const struct dmi_system_id *match;
-	u32 station_id;
-	int err;
-
-	match = dmi_first_match(simatic_ipc_whitelist);
-	if (!match)
-		return 0;
-
-	err = dmi_walk(simatic_ipc_find_dmi_entry_helper, &station_id);
-
-	if (err || station_id == SIMATIC_IPC_INVALID_STATION_ID) {
-		pr_warn("DMI entry %d not found\n", SIMATIC_IPC_DMI_ENTRY_OEM);
-		return 0;
-	}
-
-	request_additional_modules(station_id);
-
-	return register_platform_devices(station_id);
-}
-
-static void __exit simatic_ipc_exit_module(void)
-{
-	platform_device_unregister(ipc_led_platform_device);
-	ipc_led_platform_device = NULL;
-
-	platform_device_unregister(ipc_wdt_platform_device);
-	ipc_wdt_platform_device = NULL;
-
-	platform_device_unregister(ipc_batt_platform_device);
-	ipc_batt_platform_device = NULL;
-}
-
-module_init(simatic_ipc_init_module);
-module_exit(simatic_ipc_exit_module);
-
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Gerd Haeussler <gerd.haeussler.ext@siemens.com>");
-MODULE_ALIAS("dmi:*:svnSIEMENSAG:*");