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Message-ID: <20230718105213.1275-4-henning.schild@siemens.com>
Date:   Tue, 18 Jul 2023 12:52:13 +0200
From:   Henning Schild <henning.schild@...mens.com>
To:     Lee Jones <lee@...nel.org>, Hans de Goede <hdegoede@...hat.com>,
        "Wim Van Sebroeck" <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        <linux-kernel@...r.kernel.org>, <linux-leds@...r.kernel.org>,
        <platform-driver-x86@...r.kernel.org>,
        <linux-watchdog@...r.kernel.org>
CC:     Pavel Machek <pavel@....cz>, Mark Gross <markgross@...nel.org>,
        "Andy Shevchenko" <andriy.shevchenko@...ux.intel.com>,
        Tobias Schaffner <tobias.schaffner@...mens.com>,
        Henning Schild <henning.schild@...mens.com>
Subject: [PATCH 3/3] platform/x86: Move all simatic ipc drivers to the subdirectory siemens

Users without a Siemens Simatic IPC will not care about any of these
drivers. Users who do care can enable the submenu and all drivers behind
it will be enabled.

Suggested-by: Hans de Goede <hdegoede@...hat.com>
Signed-off-by: Henning Schild <henning.schild@...mens.com>
---
 drivers/platform/x86/Kconfig                  | 59 +-------------
 drivers/platform/x86/Makefile                 |  6 +-
 drivers/platform/x86/siemens/Kconfig          | 77 +++++++++++++++++++
 drivers/platform/x86/siemens/Makefile         | 11 +++
 .../simatic-ipc-batt-apollolake.c             |  0
 .../simatic-ipc-batt-elkhartlake.c            |  0
 .../{ => siemens}/simatic-ipc-batt-f7188x.c   |  0
 .../x86/{ => siemens}/simatic-ipc-batt.c      |  0
 .../x86/{ => siemens}/simatic-ipc-batt.h      |  0
 .../platform/x86/{ => siemens}/simatic-ipc.c  |  0
 10 files changed, 90 insertions(+), 63 deletions(-)
 create mode 100644 drivers/platform/x86/siemens/Kconfig
 create mode 100644 drivers/platform/x86/siemens/Makefile
 rename drivers/platform/x86/{ => siemens}/simatic-ipc-batt-apollolake.c (100%)
 rename drivers/platform/x86/{ => siemens}/simatic-ipc-batt-elkhartlake.c (100%)
 rename drivers/platform/x86/{ => siemens}/simatic-ipc-batt-f7188x.c (100%)
 rename drivers/platform/x86/{ => siemens}/simatic-ipc-batt.c (100%)
 rename drivers/platform/x86/{ => siemens}/simatic-ipc-batt.h (100%)
 rename drivers/platform/x86/{ => siemens}/simatic-ipc.c (100%)

diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index 487d3d8f4da9..f5fcb1ca1b63 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -1074,64 +1074,7 @@ config INTEL_SCU_IPC_UTIL
 	  low level access for debug work and updating the firmware. Say
 	  N unless you will be doing this on an Intel MID platform.
 
-config SIEMENS_SIMATIC_IPC
-	tristate "Siemens Simatic IPC Class driver"
-	help
-	  This Simatic IPC class driver is the central of several drivers. It
-	  is mainly used for system identification, after which drivers in other
-	  classes will take care of driving specifics of those machines.
-	  i.e. LEDs and watchdog.
-
-	  To compile this driver as a module, choose M here: the module
-	  will be called simatic-ipc.
-
-config SIEMENS_SIMATIC_IPC_BATT
-	tristate "CMOS battery driver for Siemens Simatic IPCs"
-	depends on HWMON
-	depends on SIEMENS_SIMATIC_IPC
-	default SIEMENS_SIMATIC_IPC
-	help
-	  This option enables support for monitoring the voltage of the CMOS
-	  batteries of several Industrial PCs from Siemens.
-
-	  To compile this driver as a module, choose M here: the module
-	  will be called simatic-ipc-batt.
-
-config SIEMENS_SIMATIC_IPC_BATT_APOLLOLAKE
-	tristate "CMOS Battery monitoring for Simatic IPCs based on Apollo Lake GPIO"
-	depends on PINCTRL_BROXTON
-	depends on SIEMENS_SIMATIC_IPC_BATT
-	default SIEMENS_SIMATIC_IPC_BATT
-	help
-	  This option enables CMOS battery monitoring for Simatic Industrial PCs
-	  from Siemens based on Apollo Lake GPIO.
-
-	  To compile this driver as a module, choose M here: the module
-	  will be called simatic-ipc-batt-apollolake.
-
-config SIEMENS_SIMATIC_IPC_BATT_ELKHARTLAKE
-	tristate "CMOS Battery monitoring for Simatic IPCs based on Elkhart Lake GPIO"
-	depends on PINCTRL_ELKHARTLAKE
-	depends on SIEMENS_SIMATIC_IPC_BATT
-	default SIEMENS_SIMATIC_IPC_BATT
-	help
-	  This option enables CMOS battery monitoring for Simatic Industrial PCs
-	  from Siemens based on Elkhart Lake GPIO.
-
-	  To compile this driver as a module, choose M here: the module
-	  will be called simatic-ipc-batt-elkhartlake.
-
-config SIEMENS_SIMATIC_IPC_BATT_F7188X
-	tristate "CMOS Battery monitoring for Simatic IPCs based on Nuvoton GPIO"
-	depends on GPIO_F7188X
-	depends on SIEMENS_SIMATIC_IPC_BATT
-	default SIEMENS_SIMATIC_IPC_BATT
-	help
-	  This option enables CMOS battery monitoring for Simatic Industrial PCs
-	  from Siemens based on Nuvoton GPIO.
-
-	  To compile this driver as a module, choose M here: the module
-	  will be called simatic-ipc-batt-elkhartlake.
+source "drivers/platform/x86/siemens/Kconfig"
 
 config WINMATE_FM07_KEYS
 	tristate "Winmate FM07/FM07P front-panel keys driver"
diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
index 522da0d1584d..f3bf4b90b878 100644
--- a/drivers/platform/x86/Makefile
+++ b/drivers/platform/x86/Makefile
@@ -131,11 +131,7 @@ obj-$(CONFIG_INTEL_SCU_IPC_UTIL)	+= intel_scu_ipcutil.o
 obj-$(CONFIG_X86_INTEL_LPSS)		+= pmc_atom.o
 
 # Siemens Simatic Industrial PCs
-obj-$(CONFIG_SIEMENS_SIMATIC_IPC)			+= simatic-ipc.o
-obj-$(CONFIG_SIEMENS_SIMATIC_IPC_BATT)			+= simatic-ipc-batt.o
-obj-$(CONFIG_SIEMENS_SIMATIC_IPC_BATT_APOLLOLAKE)	+= simatic-ipc-batt-apollolake.o
-obj-$(CONFIG_SIEMENS_SIMATIC_IPC_BATT_ELKHARTLAKE)	+= simatic-ipc-batt-elkhartlake.o
-obj-$(CONFIG_SIEMENS_SIMATIC_IPC_BATT_F7188X)		+= simatic-ipc-batt-f7188x.o
+obj-$(CONFIG_X86_PLATFORM_DRIVERS_SIEMENS)		+= siemens/
 
 # Winmate
 obj-$(CONFIG_WINMATE_FM07_KEYS)		+= winmate-fm07-keys.o
diff --git a/drivers/platform/x86/siemens/Kconfig b/drivers/platform/x86/siemens/Kconfig
new file mode 100644
index 000000000000..64479f83698c
--- /dev/null
+++ b/drivers/platform/x86/siemens/Kconfig
@@ -0,0 +1,77 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Siemens X86 Platform Specific Drivers
+#
+
+menuconfig X86_PLATFORM_DRIVERS_SIEMENS
+	bool "Siemens X86 Platform Specific Device Drivers"
+	help
+	  Say Y here to get to see options for device drivers for various
+	  Siemens x86 platforms, mainly Simatic Industrial PCs.
+	  This option alone does not add any kernel code.
+
+	  If you say N, all options in this submenu will be skipped and disabled.
+
+if X86_PLATFORM_DRIVERS_SIEMENS
+
+config SIEMENS_SIMATIC_IPC
+	tristate "Siemens Simatic IPC Class driver"
+	default m
+	help
+	  This Simatic IPC class driver is the central of several drivers. It
+	  is mainly used for system identification, after which drivers in other
+	  classes will take care of driving specifics of those machines.
+	  i.e. LEDs and watchdog.
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called simatic-ipc.
+
+config SIEMENS_SIMATIC_IPC_BATT
+	tristate "CMOS battery driver for Siemens Simatic IPCs"
+	depends on HWMON
+	depends on SIEMENS_SIMATIC_IPC
+	default SIEMENS_SIMATIC_IPC
+	help
+	  This option enables support for monitoring the voltage of the CMOS
+	  batteries of several Industrial PCs from Siemens.
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called simatic-ipc-batt.
+
+config SIEMENS_SIMATIC_IPC_BATT_APOLLOLAKE
+	tristate "CMOS Battery monitoring for Simatic IPCs based on Apollo Lake GPIO"
+	depends on PINCTRL_BROXTON
+	depends on SIEMENS_SIMATIC_IPC_BATT
+	default SIEMENS_SIMATIC_IPC_BATT
+	help
+	  This option enables CMOS battery monitoring for Simatic Industrial PCs
+	  from Siemens based on Apollo Lake GPIO.
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called simatic-ipc-batt-apollolake.
+
+config SIEMENS_SIMATIC_IPC_BATT_ELKHARTLAKE
+	tristate "CMOS Battery monitoring for Simatic IPCs based on Elkhart Lake GPIO"
+	depends on PINCTRL_ELKHARTLAKE
+	depends on SIEMENS_SIMATIC_IPC_BATT
+	default SIEMENS_SIMATIC_IPC_BATT
+	help
+	  This option enables CMOS battery monitoring for Simatic Industrial PCs
+	  from Siemens based on Elkhart Lake GPIO.
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called simatic-ipc-batt-elkhartlake.
+
+config SIEMENS_SIMATIC_IPC_BATT_F7188X
+	tristate "CMOS Battery monitoring for Simatic IPCs based on Nuvoton GPIO"
+	depends on GPIO_F7188X
+	depends on SIEMENS_SIMATIC_IPC_BATT
+	default SIEMENS_SIMATIC_IPC_BATT
+	help
+	  This option enables CMOS battery monitoring for Simatic Industrial PCs
+	  from Siemens based on Nuvoton GPIO.
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called simatic-ipc-batt-elkhartlake.
+
+endif # X86_PLATFORM_DRIVERS_SIEMENS
diff --git a/drivers/platform/x86/siemens/Makefile b/drivers/platform/x86/siemens/Makefile
new file mode 100644
index 000000000000..2b384b4cb8ba
--- /dev/null
+++ b/drivers/platform/x86/siemens/Makefile
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for linux/drivers/platform/x86/siemens
+# Siemens x86 Platform-Specific Drivers
+#
+
+obj-$(CONFIG_SIEMENS_SIMATIC_IPC)			+= simatic-ipc.o
+obj-$(CONFIG_SIEMENS_SIMATIC_IPC_BATT)			+= simatic-ipc-batt.o
+obj-$(CONFIG_SIEMENS_SIMATIC_IPC_BATT_APOLLOLAKE)	+= simatic-ipc-batt-apollolake.o
+obj-$(CONFIG_SIEMENS_SIMATIC_IPC_BATT_ELKHARTLAKE)	+= simatic-ipc-batt-elkhartlake.o
+obj-$(CONFIG_SIEMENS_SIMATIC_IPC_BATT_F7188X)		+= simatic-ipc-batt-f7188x.o
diff --git a/drivers/platform/x86/simatic-ipc-batt-apollolake.c b/drivers/platform/x86/siemens/simatic-ipc-batt-apollolake.c
similarity index 100%
rename from drivers/platform/x86/simatic-ipc-batt-apollolake.c
rename to drivers/platform/x86/siemens/simatic-ipc-batt-apollolake.c
diff --git a/drivers/platform/x86/simatic-ipc-batt-elkhartlake.c b/drivers/platform/x86/siemens/simatic-ipc-batt-elkhartlake.c
similarity index 100%
rename from drivers/platform/x86/simatic-ipc-batt-elkhartlake.c
rename to drivers/platform/x86/siemens/simatic-ipc-batt-elkhartlake.c
diff --git a/drivers/platform/x86/simatic-ipc-batt-f7188x.c b/drivers/platform/x86/siemens/simatic-ipc-batt-f7188x.c
similarity index 100%
rename from drivers/platform/x86/simatic-ipc-batt-f7188x.c
rename to drivers/platform/x86/siemens/simatic-ipc-batt-f7188x.c
diff --git a/drivers/platform/x86/simatic-ipc-batt.c b/drivers/platform/x86/siemens/simatic-ipc-batt.c
similarity index 100%
rename from drivers/platform/x86/simatic-ipc-batt.c
rename to drivers/platform/x86/siemens/simatic-ipc-batt.c
diff --git a/drivers/platform/x86/simatic-ipc-batt.h b/drivers/platform/x86/siemens/simatic-ipc-batt.h
similarity index 100%
rename from drivers/platform/x86/simatic-ipc-batt.h
rename to drivers/platform/x86/siemens/simatic-ipc-batt.h
diff --git a/drivers/platform/x86/simatic-ipc.c b/drivers/platform/x86/siemens/simatic-ipc.c
similarity index 100%
rename from drivers/platform/x86/simatic-ipc.c
rename to drivers/platform/x86/siemens/simatic-ipc.c
-- 
2.41.0

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