Merge tag 'platform-drivers-x86-v6.6-1' of...

Merge tag 'platform-drivers-x86-v6.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Hans de Goede:

 - hp-bioscfg: New firmware-attributes driver for changing BIOS settings
   from within Linux

 - asus-wmi: Add charger mode, middle fan and eGPU settings support

 - ideapad: Support keyboard backlight control on more models

 - mellanox: Support for new models

 - sel-3350: New LED and power-supply driver for this industrial
   mainboard

 - simatic-ipc: Add RTC battery monitor and various new models support

 - miscellaneous other cleanups / fixes

* tag 'platform-drivers-x86-v6.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (101 commits)
  platform/x86: asus-wmi: corrections to egpu safety check
  platform/x86: mlx-platform: Add dependency on PCI to Kconfig
  platform/x86: ideapad-laptop: Add support for keyboard backlights using KBLC ACPI symbol
  platform/x86/amd/pmc: Fix build error with randconfig
  platform/x86/amd/pmf: Fix a missing cleanup path
  watchdog: simatic: Use idiomatic selection of P2SB
  platform/x86: p2sb: Make the Kconfig symbol hidden
  Documentation/ABI: Add new attribute for mlxreg-io sysfs interfaces
  platform: mellanox: nvsw-sn2201: change fans i2c busses.
  platform: mellanox: mlxreg-hotplug: Extend condition for notification callback processing
  platform: mellanox: Add initial support for PCIe based programming logic device
  platform: mellanox: mlx-platform: Get interrupt line through ACPI
  platform: mellanox: mlx-platform: Introduce ACPI init flow
  platform: mellanox: mlx-platform: Prepare driver to allow probing through ACPI infrastructure
  platform: mellanox: mlx-platform: Add reset callback
  platform: mellanox: Cosmetic changes
  platform: mellanox: mlx-platform: Modify power off callback
  platform: mellanox: mlx-platform: add support for additional CPLD
  platform: mellanox: mlx-platform: Add reset cause attribute
  platform: mellanox: mlx-platform: Modify health and power hotplug action
  ...

Documentation/ABI/stable/sysfs-driver-mlxreg-io

@@ -662,3 +662,56 @@ Description:	This file shows the system reset cause due to AC power failure.
 		Value 1 in file means this is reset cause, 0 - otherwise.
 
 		The file is read only.
+
+What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld5_pn
+What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld5_version
+What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld5_version_min
+Date:		August 2023
+KernelVersion:	6.6
+Contact:	Vadim Pasternak <vadimp@nvidia.com>
+Description:	These files show with which CPLD part numbers, version and minor
+		versions have been burned the 5-th CPLD device equipped on a
+		system.
+
+		The files are read only.
+
+What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/jtag_cap
+Date:		August 2023
+KernelVersion:	6.6
+Contact:	Vadim Pasternak <vadimp@nvidia.com>
+Description:	This file indicates the available method of CPLD/FPGA devices
+		field update through the JTAG chain:
+
+		b00 - field update through LPC bus register memory space.
+		b01 - Reserved.
+		b10 - Reserved.
+		b11 - field update through CPU GPIOs bit-banging.
+
+		The file is read only.
+
+What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/lid_open
+Date:		August 2023
+KernelVersion:	6.6
+Contact:	Vadim Pasternak <vadimp@nvidia.com>
+Description:	1 - indicates that system lid is opened, otherwise 0.
+
+		The file is read only.
+
+What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_long_pwr_pb
+Date:		August 2023
+KernelVersion:	6.6
+Contact:	Vadim Pasternak <vadimp@nvidia.com>
+Description:	This file if set 1 indicates that system has been reset by
+		long press of power button.
+
+		The file is read only.
+
+What:		/sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/reset_swb_dc_dc_pwr_fail
+Date:		August 2023
+KernelVersion:	6.6
+Contact:	Vadim Pasternak <vadimp@nvidia.com>
+Description:	This file shows 1 in case the system reset happened due to the
+		failure of any DC-DC power converter devices equipped on the
+		switch board.
+
+		The file is read only.

Documentation/ABI/testing/debugfs-tpmi

+What:		/sys/kernel/debug/tpmi-<n>/pfs_dump
+Date:		November 2023
+KernelVersion:	6.6
+Contact:	srinivas.pandruvada@linux.intel.com
+Description:
+The PFS (PM Feature Structure) table, shows details of each power
+management feature. This includes:
+tpmi_id, number of entries, entry size, offset, vsec offset, lock status
+and disabled status.
+Users:		Debugging, any user space test suite
+
+What:		/sys/kernel/debug/tpmi-<n>/tpmi-id-<n>/mem_dump
+Date:		November 2023
+KernelVersion:	6.6
+Contact:	srinivas.pandruvada@linux.intel.com
+Description:
+Shows the memory dump of the MMIO region for a TPMI ID.
+Users:		Debugging, any user space test suite
+
+What:		/sys/kernel/debug/tpmi-<n>/tpmi-id-<n>/mem_write
+Date:		November 2023
+KernelVersion:	6.6
+Contact:	srinivas.pandruvada@linux.intel.com
+Description:
+Allows to write at any offset. It doesn't check for Read/Write access
+as hardware will not allow to write at read-only memory. This write is
+at offset multiples of 4. The format is instance,offset,contents.
+Example:
+echo 0,0x20,0xff > mem_write
+echo 1,64,64 > mem_write
+Users:		Debugging, any user space test suite

Documentation/ABI/testing/sysfs-class-firmware-attributes

@@ -22,6 +22,11 @@ Description:
 			- integer: a range of numerical values
 			- string
 
+		HP specific types
+		-----------------
+			- ordered-list - a set of ordered list valid values
+
+
 		All attribute types support the following values:
 
 		current_value:
@@ -126,6 +131,21 @@ Description:
 					value will not be effective through sysfs until this rule is
 					met.
 
+		HP specific class extensions
+		------------------------------
+
+		On HP systems the following additional attributes are available:
+
+		"ordered-list"-type specific properties:
+
+		elements:
+					A file that can be read to obtain the possible
+					list of values of the <attr>. Values are separated using
+					semi-colon (``;``) and listed according to their priority.
+					An element listed first has the highest priority. Writing
+					the list in a different order to current_value alters
+					the priority order for the particular attribute.
+
 What:		/sys/class/firmware-attributes/*/authentication/
 Date:		February 2021
 KernelVersion:	5.11
@@ -206,7 +226,7 @@ Description:
 		Drivers may emit a CHANGE uevent when a password is set or unset
 		userspace may check it again.
 
-		On Dell and Lenovo systems, if Admin password is set, then all BIOS attributes
+		On Dell, Lenovo and HP systems, if Admin password is set, then all BIOS attributes
 		require password validation.
 		On Lenovo systems if you change the Admin password the new password is not active until
 		the next boot.
@@ -296,6 +316,15 @@ Description:
 						echo "signature" > authentication/Admin/signature
 						echo "password" > authentication/Admin/certificate_to_password
 
+		HP specific class extensions
+		--------------------------------
+
+		On HP systems the following additional settings are available:
+
+		role: enhanced-bios-auth:
+					This role is specific to Secure Platform Management (SPM) attribute.
+					It requires configuring an endorsement (kek) and signing certificate (sk).
+
 
 What:		/sys/class/firmware-attributes/*/attributes/pending_reboot
 Date:		February 2021
@@ -364,3 +393,71 @@ Description:
 		use it to enable extra debug attributes or BIOS features for testing purposes.
 
 		Note that any changes to this attribute requires a reboot for changes to take effect.
+
+
+		HP specific class extensions - Secure Platform Manager (SPM)
+		--------------------------------
+
+What:		/sys/class/firmware-attributes/*/authentication/SPM/kek
+Date:		March 2023
+KernelVersion:	5.18
+Contact:	"Jorge Lopez" <jorge.lopez2@hp.com>
+Description:
+		'kek' Key-Encryption-Key is a write-only file that can be used to configure the
+		RSA public key that will be used by the BIOS to verify
+		signatures when setting the signing key.  When written,
+		the bytes should correspond to the KEK certificate
+		(x509 .DER format containing an OU).  The size of the
+		certificate must be less than or equal to 4095 bytes.
+
+What:		/sys/class/firmware-attributes/*/authentication/SPM/sk
+Date:		March 2023
+KernelVersion:	5.18
+Contact:	"Jorge Lopez" <jorge.lopez2@hp.com>
+Description:
+		'sk' Signature Key is a write-only file that can be used to configure the RSA
+		public key that will be used by the BIOS to verify signatures
+		when configuring BIOS settings and security features.  When
+		written, the bytes should correspond to the modulus of the
+		public key.  The exponent is assumed to be 0x10001.
+
+What:		/sys/class/firmware-attributes/*/authentication/SPM/status
+Date:		March 2023
+KernelVersion:	5.18
+Contact:	"Jorge Lopez" <jorge.lopez2@hp.com>
+Description:
+		'status' is a read-only file that returns ASCII text in JSON format reporting
+		the status information.
+
+		  "State": "not provisioned | provisioned | provisioning in progress",
+		  "Version": "Major.Minor",
+		  "Nonce": <16-bit unsigned number display in base 10>,
+		  "FeaturesInUse": <16-bit unsigned number display in base 10>,
+		  "EndorsementKeyMod": "<256 bytes in base64>",
+		  "SigningKeyMod": "<256 bytes in base64>"
+
+What:		/sys/class/firmware-attributes/*/attributes/Sure_Start/audit_log_entries
+Date:		March 2023
+KernelVersion:	5.18
+Contact:	"Jorge Lopez" <jorge.lopez2@hp.com>
+Description:
+		'audit_log_entries' is a read-only file that returns the events in the log.
+
+			Audit log entry format
+
+			Byte 0-15:   Requested Audit Log entry  (Each Audit log is 16 bytes)
+			Byte 16-127: Unused
+
+What:		/sys/class/firmware-attributes/*/attributes/Sure_Start/audit_log_entry_count
+Date:		March 2023
+KernelVersion:	5.18
+Contact:	"Jorge Lopez" <jorge.lopez2@hp.com>
+Description:
+		'audit_log_entry_count' is a read-only file that returns the number of existing
+		audit log events available to be read. Values are separated using comma. (``,``)
+
+			[No of entries],[log entry size],[Max number of entries supported]
+
+		log entry size identifies audit log size for the current BIOS version.
+		The current size is 16 bytes but it can be up to 128 bytes long in future BIOS
+		versions.

Documentation/ABI/testing/sysfs-platform-asus-wmi

@@ -98,3 +98,91 @@ Description:
 		Enable an LCD response-time boost to reduce or remove ghosting:
 			* 0 - Disable,
 			* 1 - Enable
+
+What:		/sys/devices/platform/<platform>/charge_mode
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Get the current charging mode being used:
+			* 1 - Barrel connected charger,
+			* 2 - USB-C charging
+			* 3 - Both connected, barrel used for charging
+
+What:		/sys/devices/platform/<platform>/egpu_connected
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Show if the egpu (XG Mobile) is correctly connected:
+			* 0 - False,
+			* 1 - True
+
+What:		/sys/devices/platform/<platform>/mini_led_mode
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Change the mini-LED mode:
+			* 0 - Single-zone,
+			* 1 - Multi-zone
+
+What:		/sys/devices/platform/<platform>/ppt_pl1_spl
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Set the Package Power Target total of CPU: PL1 on Intel, SPL on AMD.
+		Shown on Intel+Nvidia or AMD+Nvidia based systems:
+
+			* min=5, max=250
+
+What:		/sys/devices/platform/<platform>/ppt_pl2_sppt
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Set the Slow Package Power Tracking Limit of CPU: PL2 on Intel, SPPT,
+		on AMD. Shown on Intel+Nvidia or AMD+Nvidia based systems:
+
+			* min=5, max=250
+
+What:		/sys/devices/platform/<platform>/ppt_fppt
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Set the Fast Package Power Tracking Limit of CPU. AMD+Nvidia only:
+			* min=5, max=250
+
+What:		/sys/devices/platform/<platform>/ppt_apu_sppt
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Set the APU SPPT limit. Shown on full AMD systems only:
+			* min=5, max=130
+
+What:		/sys/devices/platform/<platform>/ppt_platform_sppt
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Set the platform SPPT limit. Shown on full AMD systems only:
+			* min=5, max=130
+
+What:		/sys/devices/platform/<platform>/nv_dynamic_boost
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Set the dynamic boost limit of the Nvidia dGPU:
+			* min=5, max=25
+
+What:		/sys/devices/platform/<platform>/nv_temp_target
+Date:		Jun 2023
+KernelVersion:	6.5
+Contact:	"Luke Jones" <luke@ljones.dev>
+Description:
+		Set the target temperature limit of the Nvidia dGPU:
+			* min=75, max=87

Documentation/ABI/testing/sysfs-platform-mellanox-bootctl

@@ -84,3 +84,69 @@ Description:
 		The file used to write BlueField boot log with the format
                 "[INFO|WARN|ERR|ASSERT ]<msg>". Log level 'INFO' is used by
                 default if not specified.
+
+What:		/sys/bus/platform/devices/MLNXBF04:00/oob_mac
+Date:		August 2023
+KernelVersion:	6.5
+Contact:	"David Thompson <davthompson@nvidia.com>"
+Description:
+		The "oob_mac" sysfs attribute holds the MAC address for
+                the out-of-band 1Gbps Ethernet port.  This MAC address is
+                provided on a board-level label.
+
+What:		/sys/bus/platform/devices/MLNXBF04:00/opn
+Date:		August 2023
+KernelVersion:	6.5
+Contact:	"David Thompson <davthompson@nvidia.com>"
+Description:
+		The "opn" sysfs attribute holds the board's part number.
+                This value is provided on a board-level label.
+
+What:		/sys/bus/platform/devices/MLNXBF04:00/sku
+Date:		August 2023
+KernelVersion:	6.5
+Contact:	"David Thompson <davthompson@nvidia.com>"
+Description:
+		The "sku" sysfs attribute holds the board's SKU number.
+                This value is provided on a board-level label.
+
+What:		/sys/bus/platform/devices/MLNXBF04:00/modl
+Date:		August 2023
+KernelVersion:	6.5
+Contact:	"David Thompson <davthompson@nvidia.com>"
+Description:
+		The "modl" sysfs attribute holds the board's model number.
+                This value is provided on a board-level label.
+
+What:		/sys/bus/platform/devices/MLNXBF04:00/sn
+Date:		August 2023
+KernelVersion:	6.5
+Contact:	"David Thompson <davthompson@nvidia.com>"
+Description:
+		The "sn" sysfs attribute holds the board's serial number.
+                This value is provided on a board-level label.
+
+What:		/sys/bus/platform/devices/MLNXBF04:00/uuid
+Date:		August 2023
+KernelVersion:	6.5
+Contact:	"David Thompson <davthompson@nvidia.com>"
+Description:
+		The "uuid" sysfs attribute holds the board's UUID.
+                This value is provided by the manufacturing team.
+
+What:		/sys/bus/platform/devices/MLNXBF04:00/rev
+Date:		August 2023
+KernelVersion:	6.5
+Contact:	"David Thompson <davthompson@nvidia.com>"
+Description:
+		The "rev" sysfs attribute holds the board's revision.
+                This value is provided on a board-level label.
+
+What:		/sys/bus/platform/devices/MLNXBF04:00/mfg_lock
+Date:		August 2023
+KernelVersion:	6.5
+Contact:	"David Thompson <davthompson@nvidia.com>"
+Description:
+		The "mfg_lock" sysfs attribute is write-only.
+                A successful write to this attribute will latch the
+                board-level attributes into EEPROM, making them read-only.

MAINTAINERS

@@ -1018,7 +1018,7 @@ AMD PMC DRIVER
 M:	Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
 L:	platform-driver-x86@vger.kernel.org
 S:	Maintained
-F:	drivers/platform/x86/amd/pmc.c
+F:	drivers/platform/x86/amd/pmc/
 
 AMD PMF DRIVER
 M:	Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
@@ -9522,6 +9522,12 @@ S:	Obsolete
 W:	http://w1.fi/hostap-driver.html
 F:	drivers/net/wireless/intersil/hostap/
 
+HP BIOSCFG DRIVER
+M:	Jorge Lopez <jorge.lopez2@hp.com>
+L:	platform-driver-x86@vger.kernel.org
+S:	Maintained
+F:	drivers/platform/x86/hp/hp-bioscfg/
+
 HP COMPAQ TC1100 TABLET WMI EXTRAS DRIVER
 L:	platform-driver-x86@vger.kernel.org
 S:	Orphan
@@ -10802,6 +10808,7 @@ INTEL TPMI DRIVER
 M:	Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
 L:	platform-driver-x86@vger.kernel.org
 S:	Maintained
+F:	Documentation/ABI/testing/debugfs-tpmi
 F:	drivers/platform/x86/intel/tpmi.c
 F:	include/linux/intel_tpmi.h
 
@@ -19496,6 +19503,32 @@ F:	drivers/media/mmc/siano/
 F:	drivers/media/usb/siano/
 F:	drivers/media/usb/siano/
 
+SIEMENS IPC LED DRIVERS
+M:	Gerd Haeussler <gerd.haeussler.ext@siemens.com>
+M:	Xing Tong Wu <xingtong.wu@siemens.com>
+M:	Tobias Schaffner <tobias.schaffner@siemens.com>
+L:	linux-leds@vger.kernel.org
+S:	Maintained
+F:	drivers/leds/simple/
+
+SIEMENS IPC PLATFORM DRIVERS
+M:	Gerd Haeussler <gerd.haeussler.ext@siemens.com>
+M:	Xing Tong Wu <xingtong.wu@siemens.com>
+M:	Tobias Schaffner <tobias.schaffner@siemens.com>
+L:	platform-driver-x86@vger.kernel.org
+S:	Maintained
+F:	drivers/platform/x86/siemens/
+F:	include/linux/platform_data/x86/simatic-ipc-base.h
+F:	include/linux/platform_data/x86/simatic-ipc.h
+
+SIEMENS IPC WATCHDOG DRIVERS
+M:	Gerd Haeussler <gerd.haeussler.ext@siemens.com>
+M:	Xing Tong Wu <xingtong.wu@siemens.com>
+M:	Tobias Schaffner <tobias.schaffner@siemens.com>
+L:	linux-watchdog@vger.kernel.org
+S:	Maintained
+F:	drivers/watchdog/simatic-ipc-wdt.c
+
 SIFIVE DRIVERS
 M:	Palmer Dabbelt <palmer@dabbelt.com>
 M:	Paul Walmsley <paul.walmsley@sifive.com>
@@ -23112,8 +23145,10 @@ S:	Orphan
 F:	drivers/net/wireless/legacy/wl3501*
 
 WMI BINARY MOF DRIVER
-L:	platform-drivers-x86@vger.kernel.org
-S:	Orphan
+M:	Armin Wolf <W_Armin@gmx.de>
+R:	Thomas Weißschuh <linux@weissschuh.net>
+L:	platform-driver-x86@vger.kernel.org
+S:	Maintained
 F:	Documentation/ABI/stable/sysfs-platform-wmi-bmof
 F:	Documentation/wmi/devices/wmi-bmof.rst
 F:	drivers/platform/x86/wmi-bmof.c

drivers/leds/simple/Kconfig

@@ -2,6 +2,7 @@
 config LEDS_SIEMENS_SIMATIC_IPC
 	tristate "LED driver for Siemens Simatic IPCs"
 	depends on SIEMENS_SIMATIC_IPC
+	default y
 	help
 	  This option enables support for the LEDs of several Industrial PCs
 	  from Siemens.

drivers/platform/chrome/cros_ec.c

@@ -12,6 +12,7 @@
 #include <linux/interrupt.h>
 #include <linux/module.h>
 #include <linux/of_platform.h>
+#include <linux/platform_device.h>
 #include <linux/platform_data/cros_ec_commands.h>
 #include <linux/platform_data/cros_ec_proto.h>
 #include <linux/slab.h>

drivers/platform/mellanox/mlxbf-bootctl.h

@@ -81,6 +81,28 @@
  */
 #define MLXBF_BOOTCTL_FW_RESET  0x8200000D
 
+/*
+ * SMC function IDs to set, get and lock the manufacturing information
+ * stored within the eeprom.
+ */
+#define MLXBF_BOOTCTL_SET_MFG_INFO    0x8200000E
+#define MLXBF_BOOTCTL_GET_MFG_INFO    0x8200000F
+#define MLXBF_BOOTCTL_LOCK_MFG_INFO   0x82000011
+
+/*
+ * SMC function IDs to set and get the large ICM carveout size
+ * stored in the eeprom.
+ */
+#define MLNX_HANDLE_SET_ICM_INFO    0x82000012
+#define MLNX_HANDLE_GET_ICM_INFO    0x82000013
+
+#define MAX_ICM_BUFFER_SIZE 10
+
+/*
+ * SMC function ID to set the ARM boot state to up
+ */
+#define MLNX_HANDLE_OS_UP    0x82000014
+
 /* SMC function IDs for SiP Service queries */
 #define MLXBF_BOOTCTL_SIP_SVC_CALL_COUNT	0x8200ff00
 #define MLXBF_BOOTCTL_SIP_SVC_UID		0x8200ff01
@@ -106,4 +128,9 @@
 /* Additional value to disable the MLXBF_BOOTCTL_SET_SECOND_RESET_ACTION. */
 #define MLXBF_BOOTCTL_NONE	0x7fffffff /* Don't change next boot action */
 
+#define MLXBF_LARGE_ICMC_MAX_STRING_SIZE 16
+#define MLXBF_LARGE_ICMC_SIZE_MIN        0x80
+#define MLXBF_LARGE_ICMC_SIZE_MAX        0x100000
+#define MLXBF_LARGE_ICMC_GRANULARITY     MLXBF_LARGE_ICMC_SIZE_MIN
+
 #endif /* __MLXBF_BOOTCTL_H__ */

drivers/platform/mellanox/mlxreg-hotplug.c

@@ -12,7 +12,6 @@
 #include <linux/i2c.h>
 #include <linux/interrupt.h>
 #include <linux/module.h>
-#include <linux/of_device.h>
 #include <linux/platform_data/mlxreg.h>
 #include <linux/platform_device.h>
 #include <linux/spinlock.h>
@@ -113,7 +112,7 @@ static int mlxreg_hotplug_device_create(struct mlxreg_hotplug_priv_data *priv,
 	 * Return if adapter number is negative. It could be in case hotplug
 	 * event is not associated with hotplug device.
 	 */
-	if (data->hpdev.nr < 0)
+	if (data->hpdev.nr < 0 && data->hpdev.action != MLXREG_HOTPLUG_DEVICE_NO_ACTION)
 		return 0;
 
 	pdata = dev_get_platdata(&priv->pdev->dev);

drivers/platform/mellanox/mlxreg-io.c

@@ -11,7 +11,6 @@
 #include <linux/hwmon.h>
 #include <linux/hwmon-sysfs.h>
 #include <linux/module.h>
-#include <linux/of_device.h>
 #include <linux/platform_data/mlxreg.h>
 #include <linux/platform_device.h>
 #include <linux/regmap.h>

drivers/platform/mellanox/nvsw-sn2201.c

@@ -84,6 +84,10 @@
 #define NVSW_SN2201_MAIN_MUX_CH5_NR	(NVSW_SN2201_MAIN_MUX_CH0_NR + 5)
 #define NVSW_SN2201_MAIN_MUX_CH6_NR	(NVSW_SN2201_MAIN_MUX_CH0_NR + 6)
 #define NVSW_SN2201_MAIN_MUX_CH7_NR	(NVSW_SN2201_MAIN_MUX_CH0_NR + 7)
+#define NVSW_SN2201_2ND_MUX_CH0_NR	(NVSW_SN2201_MAIN_MUX_CH7_NR + 1)
+#define NVSW_SN2201_2ND_MUX_CH1_NR	(NVSW_SN2201_MAIN_MUX_CH7_NR + 2)
+#define NVSW_SN2201_2ND_MUX_CH2_NR	(NVSW_SN2201_MAIN_MUX_CH7_NR + 3)
+#define NVSW_SN2201_2ND_MUX_CH3_NR	(NVSW_SN2201_MAIN_MUX_CH7_NR + 4)
 
 #define NVSW_SN2201_CPLD_NR		NVSW_SN2201_MAIN_MUX_CH0_NR
 #define NVSW_SN2201_NR_NONE		-1
@@ -425,28 +429,28 @@ static struct mlxreg_core_data nvsw_sn2201_fan_items_data[] = {
 		.reg = NVSW_SN2201_FAN_PRSNT_STATUS_OFFSET,
 		.mask = BIT(0),
 		.hpdev.brdinfo = &nvsw_sn2201_fan_devices[0],
-		.hpdev.nr = NVSW_SN2201_NR_NONE,
+		.hpdev.nr = NVSW_SN2201_2ND_MUX_CH0_NR,
 	},
 	{
 		.label = "fan2",
 		.reg = NVSW_SN2201_FAN_PRSNT_STATUS_OFFSET,
 		.mask = BIT(1),
 		.hpdev.brdinfo = &nvsw_sn2201_fan_devices[1],
-		.hpdev.nr = NVSW_SN2201_NR_NONE,
+		.hpdev.nr = NVSW_SN2201_2ND_MUX_CH1_NR,
 	},
 	{
 		.label = "fan3",
 		.reg = NVSW_SN2201_FAN_PRSNT_STATUS_OFFSET,
 		.mask = BIT(2),
 		.hpdev.brdinfo = &nvsw_sn2201_fan_devices[2],
-		.hpdev.nr = NVSW_SN2201_NR_NONE,
+		.hpdev.nr = NVSW_SN2201_2ND_MUX_CH2_NR,
 	},
 	{
 		.label = "fan4",
 		.reg = NVSW_SN2201_FAN_PRSNT_STATUS_OFFSET,
 		.mask = BIT(3),
 		.hpdev.brdinfo = &nvsw_sn2201_fan_devices[3],
-		.hpdev.nr = NVSW_SN2201_NR_NONE,
+		.hpdev.nr = NVSW_SN2201_2ND_MUX_CH3_NR,
 	},
 };
 

drivers/platform/x86/Kconfig

@@ -965,7 +965,7 @@ config SERIAL_MULTI_INSTANTIATE
 
 config MLX_PLATFORM
 	tristate "Mellanox Technologies platform support"
-	depends on I2C
+	depends on ACPI && I2C && PCI
 	select REGMAP
 	help
 	  This option enables system support for the Mellanox Technologies
@@ -1074,17 +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"
-	depends on PCI
-	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.
+source "drivers/platform/x86/siemens/Kconfig"
 
 config WINMATE_FM07_KEYS
 	tristate "Winmate FM07/FM07P front-panel keys driver"
@@ -1094,10 +1084,25 @@ config WINMATE_FM07_KEYS
 	  buttons below the display. This module adds an input device
 	  that delivers key events when these buttons are pressed.
 
+config SEL3350_PLATFORM
+	tristate "SEL-3350 LEDs and power supplies"
+	depends on ACPI
+	depends on GPIOLIB
+	depends on PINCTRL_BROXTON
+	select POWER_SUPPLY
+	select NEW_LEDS
+	select LEDS_CLASS
+	select LEDS_GPIO
+	help
+	  Support for LEDs and power supplies on SEL-3350 computers.
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called sel3350-platform.
+
 endif # X86_PLATFORM_DEVICES
 
 config P2SB
-	bool "Primary to Sideband (P2SB) bridge access support"
+	bool
 	depends on PCI && X86
 	help
 	  The Primary to Sideband (P2SB) bridge is an interface to some

drivers/platform/x86/Makefile

@@ -131,7 +131,10 @@ 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)	+= siemens/
 
 # Winmate
 obj-$(CONFIG_WINMATE_FM07_KEYS)		+= winmate-fm07-keys.o
+
+# SEL
+obj-$(CONFIG_SEL3350_PLATFORM)		+= sel3350-platform.o

drivers/platform/x86/amd/Kconfig

@@ -4,21 +4,7 @@
 #
 
 source "drivers/platform/x86/amd/pmf/Kconfig"
-
-config AMD_PMC
-	tristate "AMD SoC PMC driver"
-	depends on ACPI && PCI && RTC_CLASS && AMD_NB
-	select SERIO
-	help
-	  The driver provides support for AMD Power Management Controller
-	  primarily responsible for S2Idle transactions that are driven from
-	  a platform firmware running on SMU. This driver also provides a debug
-	  mechanism to investigate the S2Idle transactions and failures.
-
-	  Say Y or M here if you have a notebook powered by AMD RYZEN CPU/APU.
-
-	  If you choose to compile this driver as a module the module will be
-	  called amd-pmc.
+source "drivers/platform/x86/amd/pmc/Kconfig"
 
 config AMD_HSMP
 	tristate "AMD HSMP Driver"

drivers/platform/x86/amd/Makefile

@@ -4,8 +4,7 @@
 # AMD x86 Platform-Specific Drivers
 #
 
-amd-pmc-y			:= pmc.o pmc-quirks.o
-obj-$(CONFIG_AMD_PMC)		+= amd-pmc.o
+obj-$(CONFIG_AMD_PMC)		+= pmc/
 amd_hsmp-y			:= hsmp.o
 obj-$(CONFIG_AMD_HSMP)		+= amd_hsmp.o
 obj-$(CONFIG_AMD_PMF)		+= pmf/

drivers/platform/x86/amd/pmc/Kconfig

+# SPDX-License-Identifier: GPL-2.0-only
+#
+# AMD PMC Driver
+#
+
+config AMD_PMC
+	tristate "AMD SoC PMC driver"
+	depends on ACPI && PCI && RTC_CLASS && AMD_NB
+	depends on SUSPEND
+	select SERIO
+	help
+	  The driver provides support for AMD Power Management Controller
+	  primarily responsible for S2Idle transactions that are driven from
+	  a platform firmware running on SMU. This driver also provides a debug
+	  mechanism to investigate the S2Idle transactions and failures.
+
+	  Say Y or M here if you have a notebook powered by AMD RYZEN CPU/APU.
+
+	  If you choose to compile this driver as a module the module will be
+	  called amd-pmc.

drivers/platform/x86/amd/pmc/Makefile

+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for linux/drivers/platform/x86/amd/pmc
+# AMD Power Management Controller Driver
+#
+
+amd-pmc-objs := pmc.o pmc-quirks.o
+obj-$(CONFIG_AMD_PMC) += amd-pmc.o

drivers/platform/x86/amd/pmf/cnqf.c

@@ -8,6 +8,7 @@
  * Author: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
  */
 
+#include <linux/string_choices.h>
 #include <linux/workqueue.h>
 #include "pmf.h"
 
@@ -399,7 +400,7 @@ static ssize_t cnqf_enable_store(struct device *dev,
 			amd_pmf_set_sps_power_limits(pdev);
 	}
 
-	dev_dbg(pdev->dev, "Received CnQF %s\n", input ? "on" : "off");
+	dev_dbg(pdev->dev, "Received CnQF %s\n", str_on_off(input));
 	return count;
 }
 
@@ -409,7 +410,7 @@ static ssize_t cnqf_enable_show(struct device *dev,
 {
 	struct amd_pmf_dev *pdev = dev_get_drvdata(dev);
 
-	return sysfs_emit(buf, "%s\n", pdev->cnqf_enabled ? "on" : "off");
+	return sysfs_emit(buf, "%s\n", str_on_off(pdev->cnqf_enabled));
 }
 
 static DEVICE_ATTR_RW(cnqf_enable);

drivers/platform/x86/amd/pmf/core.c

@@ -324,7 +324,8 @@ static void amd_pmf_init_features(struct amd_pmf_dev *dev)
 
 static void amd_pmf_deinit_features(struct amd_pmf_dev *dev)
 {
-	if (is_apmf_func_supported(dev, APMF_FUNC_STATIC_SLIDER_GRANULAR)) {
+	if (is_apmf_func_supported(dev, APMF_FUNC_STATIC_SLIDER_GRANULAR) ||
+	    is_apmf_func_supported(dev, APMF_FUNC_OS_POWER_SLIDER_UPDATE)) {
 		power_supply_unreg_notifier(&dev->pwr_src_notifier);
 		amd_pmf_deinit_sps(dev);
 	}

drivers/platform/x86/dell/dell-wmi-sysman/sysman.c

@@ -393,6 +393,7 @@ static int init_bios_attributes(int attr_type, const char *guid)
 	struct kobject *attr_name_kobj; //individual attribute names
 	union acpi_object *obj = NULL;
 	union acpi_object *elements;
+	struct kobject *duplicate;
 	struct kset *tmp_set;
 	int min_elements;
 
@@ -451,9 +452,11 @@ static int init_bios_attributes(int attr_type, const char *guid)
 		else
 			tmp_set = wmi_priv.main_dir_kset;
 
-		if (kset_find_obj(tmp_set, elements[ATTR_NAME].string.pointer)) {
-			pr_debug("duplicate attribute name found - %s\n",
+		duplicate = kset_find_obj(tmp_set, elements[ATTR_NAME].string.pointer);
+		if (duplicate) {
+			pr_debug("Duplicate attribute name found - %s\n",
 				 elements[ATTR_NAME].string.pointer);
+			kobject_put(duplicate);
 			goto nextobj;
 		}
 

drivers/platform/x86/hp/Kconfig

@@ -60,4 +60,20 @@ config TC1100_WMI
 	  This is a driver for the WMI extensions (wireless and bluetooth power
 	  control) of the HP Compaq TC1100 tablet.
 
+config HP_BIOSCFG
+	tristate "HP BIOS Configuration Driver"
+	default m
+	depends on ACPI_WMI
+	select NLS
+	select FW_ATTR_CLASS
+	help
+	  This driver enables administrators to securely manage BIOS settings
+	  using digital certificates and public-key cryptography that eliminate
+	  the need for passwords for both remote and local management. It supports
+	  changing BIOS settings on many HP machines from 2018 and newer without
+	  the use of any additional software.
+
+	  To compile this driver as a module, choose M here: the module will
+	  be called hp-bioscfg.
+
 endif # X86_PLATFORM_DRIVERS_HP

drivers/platform/x86/hp/Makefile

@@ -8,3 +8,4 @@
 obj-$(CONFIG_HP_ACCEL)		+= hp_accel.o
 obj-$(CONFIG_HP_WMI)		+= hp-wmi.o
 obj-$(CONFIG_TC1100_WMI)	+= tc1100-wmi.o
+obj-$(CONFIG_HP_BIOSCFG)	+= hp-bioscfg/

drivers/platform/x86/hp/hp-bioscfg/Makefile

+obj-$(CONFIG_HP_BIOSCFG) := hp-bioscfg.o
+
+hp-bioscfg-objs := bioscfg.o	\
+	biosattr-interface.o	\
+	enum-attributes.o	\
+	int-attributes.o	\
+	order-list-attributes.o	\
+	passwdobj-attributes.o	\
+	spmobj-attributes.o	\
+	string-attributes.o	\
+	surestart-attributes.o

drivers/platform/x86/hp/hp-bioscfg/biosattr-interface.c

+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Functions corresponding to methods under BIOS interface GUID
+ * for use with hp-bioscfg driver.
+ *
+ *  Copyright (c) 2022 Hewlett-Packard Inc.
+ */
+
+#include <linux/wmi.h>
+#include "bioscfg.h"
+
+/*
+ * struct bios_args buffer is dynamically allocated.  New WMI command types
+ * were introduced that exceeds 128-byte data size.  Changes to handle
+ * the data size allocation scheme were kept in hp_wmi_perform_query function.
+ */
+struct bios_args {
+	u32 signature;
+	u32 command;
+	u32 commandtype;
+	u32 datasize;
+	u8 data[];
+};
+
+/**
+ * hp_set_attribute
+ *
+ * @a_name: The attribute name
+ * @a_value: The attribute value
+ *
+ * Sets an attribute to new value
+ *
+ * Returns zero on success
+ *	-ENODEV if device is not found
+ *	-EINVAL if the instance of 'Setup Admin' password is not found.
+ *	-ENOMEM unable to allocate memory
+ */
+int hp_set_attribute(const char *a_name, const char *a_value)
+{
+	int security_area_size;
+	int a_name_size, a_value_size;
+	u16 *buffer = NULL;
+	u16 *start;
+	int  buffer_size, instance, ret;
+	char *auth_token_choice;
+
+	mutex_lock(&bioscfg_drv.mutex);
+
+	instance = hp_get_password_instance_for_type(SETUP_PASSWD);
+	if (instance < 0) {
+		ret = -EINVAL;
+		goto out_set_attribute;
+	}
+
+	/* Select which auth token to use; password or [auth token] */
+	if (bioscfg_drv.spm_data.auth_token)
+		auth_token_choice = bioscfg_drv.spm_data.auth_token;
+	else
+		auth_token_choice = bioscfg_drv.password_data[instance].current_password;
+
+	a_name_size = hp_calculate_string_buffer(a_name);
+	a_value_size = hp_calculate_string_buffer(a_value);
+	security_area_size = hp_calculate_security_buffer(auth_token_choice);
+	buffer_size = a_name_size + a_value_size + security_area_size;
+
+	buffer = kmalloc(buffer_size + 1, GFP_KERNEL);
+	if (!buffer) {
+		ret = -ENOMEM;
+		goto out_set_attribute;
+	}
+
+	/* build variables to set */
+	start = buffer;
+	start = hp_ascii_to_utf16_unicode(start, a_name);
+	if (!start) {
+		ret = -EINVAL;
+		goto out_set_attribute;
+	}
+
+	start = hp_ascii_to_utf16_unicode(start, a_value);
+	if (!start) {
+		ret = -EINVAL;
+		goto out_set_attribute;
+	}
+
+	ret = hp_populate_security_buffer(start, auth_token_choice);
+	if (ret < 0)
+		goto out_set_attribute;
+
+	ret = hp_wmi_set_bios_setting(buffer, buffer_size);
+
+out_set_attribute:
+	kfree(buffer);
+	mutex_unlock(&bioscfg_drv.mutex);
+	return ret;
+}
+
+/**
+ * hp_wmi_perform_query
+ *
+ * @query:	The commandtype (enum hp_wmi_commandtype)
+ * @command:	The command (enum hp_wmi_command)
+ * @buffer:	Buffer used as input and/or output
+ * @insize:	Size of input buffer
+ * @outsize:	Size of output buffer
+ *
+ * returns zero on success
+ *         an HP WMI query specific error code (which is positive)
+ *         -EINVAL if the query was not successful at all
+ *         -EINVAL if the output buffer size exceeds buffersize
+ *
+ * Note: The buffersize must at least be the maximum of the input and output
+ *       size. E.g. Battery info query is defined to have 1 byte input
+ *       and 128 byte output. The caller would do:
+ *       buffer = kzalloc(128, GFP_KERNEL);
+ *       ret = hp_wmi_perform_query(HPWMI_BATTERY_QUERY, HPWMI_READ,
+ *				    buffer, 1, 128)
+ */
+int hp_wmi_perform_query(int query, enum hp_wmi_command command, void *buffer,
+			 u32 insize, u32 outsize)
+{
+	struct acpi_buffer input, output = { ACPI_ALLOCATE_BUFFER, NULL };
+	struct bios_return *bios_return;
+	union acpi_object *obj = NULL;
+	struct bios_args *args = NULL;
+	int mid, actual_outsize, ret;
+	size_t bios_args_size;
+
+	mid = hp_encode_outsize_for_pvsz(outsize);
+	if (WARN_ON(mid < 0))
+		return mid;
+
+	bios_args_size = struct_size(args, data, insize);
+	args = kmalloc(bios_args_size, GFP_KERNEL);
+	if (!args)
+		return -ENOMEM;
+
+	input.length = bios_args_size;
+	input.pointer = args;
+
+	/* BIOS expects 'SECU' in hex as the signature value*/
+	args->signature = 0x55434553;
+	args->command = command;
+	args->commandtype = query;
+	args->datasize = insize;
+	memcpy(args->data, buffer, flex_array_size(args, data, insize));
+
+	ret = wmi_evaluate_method(HP_WMI_BIOS_GUID, 0, mid, &input, &output);
+	if (ret)
+		goto out_free;
+
+	obj = output.pointer;
+	if (!obj) {
+		ret = -EINVAL;
+		goto out_free;
+	}
+
+	if (obj->type != ACPI_TYPE_BUFFER ||
+	    obj->buffer.length < sizeof(*bios_return)) {
+		pr_warn("query 0x%x returned wrong type or too small buffer\n", query);
+		ret = -EINVAL;
+		goto out_free;
+	}
+
+	bios_return = (struct bios_return *)obj->buffer.pointer;
+	ret = bios_return->return_code;
+	if (ret) {
+		if (ret != INVALID_CMD_VALUE && ret != INVALID_CMD_TYPE)
+			pr_warn("query 0x%x returned error 0x%x\n", query, ret);
+		goto out_free;
+	}
+
+	/* Ignore output data of zero size */
+	if (!outsize)
+		goto out_free;
+
+	actual_outsize = min_t(u32, outsize, obj->buffer.length - sizeof(*bios_return));
+	memcpy_and_pad(buffer, outsize, obj->buffer.pointer + sizeof(*bios_return),
+		       actual_outsize, 0);
+
+out_free:
+	ret = hp_wmi_error_and_message(ret);
+
+	kfree(obj);
+	kfree(args);
+	return ret;
+}
+
+static void *utf16_empty_string(u16 *p)
+{
+	*p++ = 2;
+	*p++ = 0x00;
+	return p;
+}
+
+/**
+ * hp_ascii_to_utf16_unicode -  Convert ascii string to UTF-16 unicode
+ *
+ * BIOS supports UTF-16 characters that are 2 bytes long.  No variable
+ * multi-byte language supported.
+ *
+ * @p:   Unicode buffer address
+ * @str: string to convert to unicode
+ *
+ * Returns a void pointer to the buffer string
+ */
+void *hp_ascii_to_utf16_unicode(u16 *p, const u8 *str)
+{
+	int len = strlen(str);
+	int ret;
+
+	/*
+	 * Add null character when reading an empty string
+	 * "02 00 00 00"
+	 */
+	if (len == 0)
+		return utf16_empty_string(p);
+
+	/* Move pointer len * 2 number of bytes */
+	*p++ = len * 2;
+	ret = utf8s_to_utf16s(str, strlen(str), UTF16_HOST_ENDIAN, p, len);
+	if (ret < 0) {
+		dev_err(bioscfg_drv.class_dev, "UTF16 conversion failed\n");
+		return NULL;
+	}
+
+	if (ret * sizeof(u16) > U16_MAX) {
+		dev_err(bioscfg_drv.class_dev, "Error string too long\n");
+		return NULL;
+	}
+
+	p += len;
+	return p;
+}
+
+/**
+ * hp_wmi_set_bios_setting - Set setting's value in BIOS
+ *
+ * @input_buffer: Input buffer address
+ * @input_size:   Input buffer size
+ *
+ * Returns: Count of unicode characters written to BIOS if successful, otherwise
+ *		-ENOMEM unable to allocate memory
+ *		-EINVAL buffer not allocated or too small
+ */
+int hp_wmi_set_bios_setting(u16 *input_buffer, u32 input_size)
+{
+	union acpi_object *obj;
+	struct acpi_buffer input = {input_size, input_buffer};
+	struct acpi_buffer output = {ACPI_ALLOCATE_BUFFER, NULL};
+	int ret;
+
+	ret = wmi_evaluate_method(HP_WMI_SET_BIOS_SETTING_GUID, 0, 1, &input, &output);
+
+	obj = output.pointer;
+	if (!obj)
+		return -EINVAL;
+
+	if (obj->type != ACPI_TYPE_INTEGER) {
+		ret = -EINVAL;
+		goto out_free;
+	}
+
+	ret = obj->integer.value;
+	if (ret) {
+		ret = hp_wmi_error_and_message(ret);
+		goto out_free;
+	}
+
+out_free:
+	kfree(obj);
+	return ret;
+}
+
+static int hp_attr_set_interface_probe(struct wmi_device *wdev, const void *context)
+{
+	mutex_lock(&bioscfg_drv.mutex);
+	mutex_unlock(&bioscfg_drv.mutex);
+	return 0;
+}
+
+static void hp_attr_set_interface_remove(struct wmi_device *wdev)
+{
+	mutex_lock(&bioscfg_drv.mutex);
+	mutex_unlock(&bioscfg_drv.mutex);
+}
+
+static const struct wmi_device_id hp_attr_set_interface_id_table[] = {
+	{ .guid_string = HP_WMI_BIOS_GUID},
+	{ }
+};
+
+static struct wmi_driver hp_attr_set_interface_driver = {
+	.driver = {
+		.name = DRIVER_NAME,
+	},
+	.probe = hp_attr_set_interface_probe,
+	.remove = hp_attr_set_interface_remove,
+	.id_table = hp_attr_set_interface_id_table,
+};
+
+int hp_init_attr_set_interface(void)
+{
+	return wmi_driver_register(&hp_attr_set_interface_driver);
+}
+
+void hp_exit_attr_set_interface(void)
+{
+	wmi_driver_unregister(&hp_attr_set_interface_driver);
+}
+
+MODULE_DEVICE_TABLE(wmi, hp_attr_set_interface_id_table);

drivers/platform/x86/siemens/Makefile

+# 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

drivers/platform/x86/siemens/simatic-ipc-batt.h

+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Siemens SIMATIC IPC driver for CMOS battery monitoring
+ *
+ * Copyright (c) Siemens AG, 2023
+ *
+ * Author:
+ *  Henning Schild <henning.schild@siemens.com>
+ */
+
+#ifndef _SIMATIC_IPC_BATT_H
+#define _SIMATIC_IPC_BATT_H
+
+int simatic_ipc_batt_probe(struct platform_device *pdev,
+			   struct gpiod_lookup_table *table);
+
+int simatic_ipc_batt_remove(struct platform_device *pdev,
+			    struct gpiod_lookup_table *table);
+
+#endif /* _SIMATIC_IPC_BATT_H */

include/linux/intel_tpmi.h

@@ -27,4 +27,6 @@ struct intel_tpmi_plat_info *tpmi_get_platform_data(struct auxiliary_device *aux
 struct resource *tpmi_get_resource_at_index(struct auxiliary_device *auxdev, int index);
 int tpmi_get_resource_count(struct auxiliary_device *auxdev);
 
+int tpmi_get_feature_status(struct auxiliary_device *auxdev, int feature_id, int *locked,
+			    int *disabled);
 #endif