diff --git a/Documentation/devicetree/bindings/input/stmpe-keypad.txt b/Documentation/devicetree/bindings/input/stmpe-keypad.txt
deleted file mode 100644
index 12bb771d66d4..000000000000
--- a/Documentation/devicetree/bindings/input/stmpe-keypad.txt
+++ /dev/null
@@ -1,41 +0,0 @@
-* STMPE Keypad
-
-Required properties:
- - compatible               : "st,stmpe-keypad"
- - linux,keymap             : See ./matrix-keymap.txt
-
-Optional properties:
- - debounce-interval        : Debouncing interval time in milliseconds
- - st,scan-count            : Scanning cycles elapsed before key data is updated
- - st,no-autorepeat         : If specified device will not autorepeat
- - keypad,num-rows          : See ./matrix-keymap.txt
- - keypad,num-columns       : See ./matrix-keymap.txt
-
-Example:
-
-	stmpe_keypad {
-		compatible = "st,stmpe-keypad";
-
-		debounce-interval = <64>;
-		st,scan-count = <8>;
-		st,no-autorepeat;
-
-		linux,keymap = <0x205006b
-				0x4010074
-				0x3050072
-				0x1030004
-				0x502006a
-				0x500000a
-				0x5008b
-				0x706001c
-				0x405000b
-				0x6070003
-				0x3040067
-				0x303006c
-				0x60400e7
-				0x602009e
-				0x4020073
-				0x5050002
-				0x4030069
-				0x3020008>;
-	};
diff --git a/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt b/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt
deleted file mode 100644
index 238b51555c04..000000000000
--- a/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt
+++ /dev/null
@@ -1,108 +0,0 @@
-STMPE Touchscreen
-----------------
-
-Required properties:
- - compatible: "st,stmpe-ts"
-
-Optional properties:
-- st,ave-ctrl		: Sample average control
-				0 -> 1 sample
-				1 -> 2 samples
-				2 -> 4 samples
-				3 -> 8 samples
-- st,touch-det-delay	: Touch detect interrupt delay (recommended is 3)
-				0 -> 10 us
-				1 -> 50 us
-				2 -> 100 us
-				3 -> 500 us
-				4 -> 1 ms
-				5 -> 5 ms
-				6 -> 10 ms
-				7 -> 50 ms
-- st,settling		: Panel driver settling time (recommended is 2)
-				0 -> 10 us
-				1 -> 100 us
-				2 -> 500 us
-				3 -> 1 ms
-				4 -> 5 ms
-				5 -> 10 ms
-				6 -> 50 ms
-				7 -> 100 ms
-- st,fraction-z		: Length of the fractional part in z (recommended is 7)
-			  (fraction-z ([0..7]) = Count of the fractional part)
-- st,i-drive		: current limit value of the touchscreen drivers
-				0 -> 20 mA (typical 35mA max)
-				1 -> 50 mA (typical 80 mA max)
-
-Optional properties common with MFD (deprecated):
- - st,sample-time	: ADC conversion time in number of clock.
-				0 -> 36 clocks
-				1 -> 44 clocks
-				2 -> 56 clocks
-				3 -> 64 clocks
-				4 -> 80 clocks (recommended)
-				5 -> 96 clocks
-				6 -> 124 clocks
- - st,mod-12b		: ADC Bit mode
-				0 -> 10bit ADC
-				1 -> 12bit ADC
- - st,ref-sel		: ADC reference source
-				0 -> internal
-				1 -> external
- - st,adc-freq		: ADC Clock speed
-				0 -> 1.625 MHz
-				1 -> 3.25 MHz
-				2 || 3 -> 6.5 MHz
-
-Node should be child node of stmpe node to which it belongs.
-
-Note that common ADC settings of stmpe_touchscreen (child) will take precedence
-over the settings done in MFD.
-
-Example:
-
-stmpe811@41 {
-	compatible = "st,stmpe811";
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_touch_int>;
-	#address-cells = <1>;
-	#size-cells = <0>;
-	reg = <0x41>;
-	interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
-	interrupt-parent = <&gpio4>;
-	interrupt-controller;
-	id = <0>;
-	blocks = <0x5>;
-	irq-trigger = <0x1>;
-	/* Common ADC settings */
-	/* 3.25 MHz ADC clock speed */
-	st,adc-freq = <1>;
-	/* 12-bit ADC */
-	st,mod-12b = <1>;
-	/* internal ADC reference */
-	st,ref-sel = <0>;
-	/* ADC converstion time: 80 clocks */
-	st,sample-time = <4>;
-
-	stmpe_touchscreen {
-		compatible = "st,stmpe-ts";
-		reg = <0>;
-		/* 8 sample average control */
-		st,ave-ctrl = <3>;
-		/* 5 ms touch detect interrupt delay */
-		st,touch-det-delay = <5>;
-		/* 1 ms panel driver settling time */
-		st,settling = <3>;
-		/* 7 length fractional part in z */
-		st,fraction-z = <7>;
-		/*
-		 * 50 mA typical 80 mA max touchscreen drivers
-		 * current limit value
-		 */
-		st,i-drive = <1>;
-	};
-	stmpe_adc {
-		compatible = "st,stmpe-adc";
-		st,norequest-mask = <0x0F>;
-	};
-};
diff --git a/Documentation/devicetree/bindings/mfd/st,stmpe.yaml b/Documentation/devicetree/bindings/mfd/st,stmpe.yaml
new file mode 100644
index 000000000000..57ae1882c829
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/st,stmpe.yaml
@@ -0,0 +1,344 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/st,stmpe.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: STMicroelectonics Port Expander (STMPE)
+
+description: STMicroelectronics Port Expander (STMPE) is a series of slow
+  bus controllers for various expanded peripherals such as GPIO, keypad,
+  touchscreen, ADC, PWM or rotator. It can contain one or several different
+  peripherals connected to SPI or I2C.
+
+maintainers:
+  - Linus Walleij <linus.walleij@linaro.org>
+
+allOf:
+  - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+properties:
+  $nodename:
+    pattern: '^stmpe[0-9]+@[0-9a-f]+$'
+
+  compatible:
+    enum:
+      - st,stmpe601
+      - st,stmpe801
+      - st,stmpe811
+      - st,stmpe1600
+      - st,stmpe1601
+      - st,stmpe2401
+      - st,stmpe2403
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  vcc-supply: true
+
+  vio-supply: true
+
+  reset-gpios: true
+
+  wakeup-source:
+    description: If present, interrupts from the expander can wake up the system
+
+  st,autosleep-timeout:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 4, 16, 32, 64, 128, 256, 512, 1024 ]
+    description: Time idle before going to automatic sleep to save power
+
+  st,sample-time:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 0, 1, 2, 3, 4, 5, 6 ]
+    description: |
+      Sample time per iteration
+      0 = 36 clock ticks
+      1 = 44 clock ticks
+      2 = 56 clock ticks
+      3 = 64 clock ticks
+      4 = 80 clock ticks - recommended
+      5 = 96 clock ticks
+      6 = 124 clock ticks
+
+  st,mod-12b:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 0, 1 ]
+    description: ADC bit mode 0 = 10bit ADC, 1 = 12bit ADC
+
+  st,ref-sel:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 0, 1 ]
+    description: ADC reference source 0 = internal, 1 = external
+
+  st,adc-freq:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 0, 1, 2, 3 ]
+    description: |
+      ADC clock speed
+      0 = 1.625 MHz
+      1 = 3.25 MHz
+      2, 3 = 6.5 MHz
+
+  adc:
+    type: object
+    $ref: /schemas/iio/adc/st,stmpe-adc.yaml#
+
+  gpio:
+    type: object
+
+    properties:
+      compatible:
+        const: st,stmpe-gpio
+
+      "#gpio-cells":
+        const: 2
+
+      "#interrupt-cells":
+        const: 2
+
+      gpio-controller: true
+
+      interrupt-controller: true
+
+      st,norequest-mask:
+        description: A bitmask of GPIO lines that cannot be requested because for
+          for example not being connected to anything on the system
+        $ref: /schemas/types.yaml#/definitions/uint32
+
+    patternProperties:
+      "^.+-hog(-[0-9]+)?$":
+        type: object
+
+        properties:
+          gpio-hog: true
+          gpios: true
+          input: true
+          output-high: true
+          output-low: true
+          line-name: true
+
+        required:
+          - gpio-hog
+          - gpios
+
+    additionalProperties: false
+
+    required:
+      - compatible
+      - "#gpio-cells"
+      - "#interrupt-cells"
+      - gpio-controller
+      - interrupt-controller
+
+  keyboard-controller:
+    type: object
+    $ref: /schemas/input/matrix-keymap.yaml#
+
+    properties:
+      compatible:
+        const: st,stmpe-keypad
+
+      debounce-interval:
+        description: Debouncing interval in milliseconds
+        $ref: /schemas/types.yaml#/definitions/uint32
+
+      st,no-autorepeat:
+        description: If present, the keys will not autorepeat when pressed
+        $ref: /schemas/types.yaml#/definitions/flag
+
+      st,scan-count:
+        description: Scanning cycles elapsed before key data is updated
+        $ref: /schemas/types.yaml#/definitions/uint32
+
+    unevaluatedProperties: false
+
+    required:
+      - compatible
+      - linux,keymap
+
+  pwm:
+    type: object
+    $ref: /schemas/pwm/pwm.yaml#
+
+    properties:
+      compatible:
+        const: st,stmpe-pwm
+
+    unevaluatedProperties: false
+
+    required:
+      - compatible
+      - "#pwm-cells"
+
+  touchscreen:
+    type: object
+    $ref: /schemas/input/touchscreen/touchscreen.yaml#
+
+    properties:
+      compatible:
+        const: st,stmpe-ts
+
+      st,ave-ctrl:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        enum: [ 0, 1, 2, 3 ]
+        description: |
+          Sample average control
+          0 = 1 sample
+          1 = 2 samples
+          2 = 4 samples
+          3 = 8 samples
+
+      st,touch-det-delay:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        enum: [ 0, 1, 2, 3, 4, 5, 6, 7 ]
+        description: |
+          Touch detection delay
+          0 = 10 us
+          1 = 50 us
+          2 = 100 us
+          3 = 500 us - recommended
+          4 = 1 ms
+          5 = 5 ms
+          6 = 10 ms
+          7 = 50 ms
+
+      st,settling:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        enum: [ 0, 1, 2, 3, 4, 5, 6, 7 ]
+        description: |
+          Panel driver settling time
+          0 = 10 us
+          1 = 100 us
+          2 = 500 us - recommended
+          3 = 1 ms
+          4 = 5 ms
+          5 = 10 ms
+          6 = 50 ms
+          7 = 100 ms
+
+      st,fraction-z:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        enum: [ 0, 1, 2, 3, 4, 5, 6, 7 ]
+        description: Length of the fractional part in z, recommended is 7
+          (fraction-z ([0..7]) = Count of the fractional part)
+
+      st,i-drive:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        enum: [ 0, 1 ]
+        description: |
+          current limit value of the touchscreen drivers
+          0 = 20 mA (typical 35 mA max)
+          1 = 50 mA (typical 80 mA max)
+
+    unevaluatedProperties: false
+
+    required:
+      - compatible
+
+additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/input/input.h>
+    i2c {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      stmpe2401@43 {
+        compatible = "st,stmpe2401";
+        reg = <0x43>;
+        reset-gpios = <&gpio 13 GPIO_ACTIVE_LOW>;
+        interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
+        interrupt-parent = <&gpio>;
+        vcc-supply = <&db8500_vsmps2_reg>;
+        vio-supply = <&db8500_vsmps2_reg>;
+        wakeup-source;
+        st,autosleep-timeout = <1024>;
+
+        gpio {
+          compatible = "st,stmpe-gpio";
+          gpio-controller;
+          #gpio-cells = <2>;
+          interrupt-controller;
+          #interrupt-cells = <2>;
+          st,norequest-mask = <0xf0f002>;
+        };
+
+        keyboard-controller {
+          compatible = "st,stmpe-keypad";
+          debounce-interval = <64>;
+          st,scan-count = <8>;
+          st,no-autorepeat;
+          keypad,num-rows = <8>;
+          keypad,num-columns = <8>;
+          linux,keymap = <
+              MATRIX_KEY(0x00, 0x00, KEY_1)
+              MATRIX_KEY(0x00, 0x01, KEY_2)
+              MATRIX_KEY(0x00, 0x02, KEY_3)
+              MATRIX_KEY(0x00, 0x03, KEY_4)
+              MATRIX_KEY(0x00, 0x04, KEY_5)
+              MATRIX_KEY(0x00, 0x05, KEY_6)
+              MATRIX_KEY(0x00, 0x06, KEY_7)
+              MATRIX_KEY(0x00, 0x07, KEY_8)
+              MATRIX_KEY(0x00, 0x08, KEY_9)
+              MATRIX_KEY(0x00, 0x09, KEY_0)
+          >;
+        };
+
+        pwm {
+          compatible = "st,stmpe-pwm";
+          #pwm-cells = <2>;
+        };
+      };
+
+      stmpe811@41 {
+        compatible = "st,stmpe811";
+        reg = <0x41>;
+        interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
+        interrupt-parent = <&gpio>;
+        st,adc-freq = <1>;
+        st,mod-12b = <1>;
+        st,ref-sel = <0>;
+        st,sample-time = <4>;
+
+        adc {
+          compatible = "st,stmpe-adc";
+          st,norequest-mask = <0x0F>;
+          #io-channel-cells = <1>;
+        };
+
+        gpio {
+          compatible = "st,stmpe-gpio";
+          gpio-controller;
+          #gpio-cells = <2>;
+          interrupt-controller;
+          #interrupt-cells = <2>;
+        };
+
+        pwm {
+          compatible = "st,stmpe-pwm";
+          #pwm-cells = <2>;
+        };
+
+        touchscreen {
+          compatible = "st,stmpe-ts";
+          st,ave-ctrl = <3>;
+          st,touch-det-delay = <5>;
+          st,settling = <3>;
+          st,fraction-z = <7>;
+          st,i-drive = <1>;
+        };
+      };
+    };
+...
diff --git a/Documentation/devicetree/bindings/mfd/stmpe.txt b/Documentation/devicetree/bindings/mfd/stmpe.txt
deleted file mode 100644
index d4408a417193..000000000000
--- a/Documentation/devicetree/bindings/mfd/stmpe.txt
+++ /dev/null
@@ -1,42 +0,0 @@
-* ST Microelectronics STMPE Multi-Functional Device
-
-STMPE is an MFD device which may expose the following inbuilt devices: gpio,
-keypad, touchscreen, adc, pwm, rotator.
-
-Required properties:
- - compatible			: "st,stmpe[610|801|811|1600|1601|2401|2403]"
- - reg				: I2C/SPI address of the device
-
-Optional properties:
- - interrupts			: The interrupt outputs from the controller
- - interrupt-controller		: Marks the device node as an interrupt controller
- - wakeup-source		: Marks the input device as wakable
- - st,autosleep-timeout		: Valid entries (ms); 4, 16, 32, 64, 128, 256, 512 and 1024
- - irq-gpio			: If present, which GPIO to use for event IRQ
-
-Optional properties for devices with touch and ADC (STMPE811|STMPE610):
- - st,sample-time		: ADC conversion time in number of clock.
-					0 -> 36 clocks		4 -> 80 clocks (recommended)
-					1 -> 44 clocks		5 -> 96 clocks
-					2 -> 56 clocks		6 -> 124 clocks
-					3 -> 64 clocks
- - st,mod-12b			: ADC Bit mode
-					0 -> 10bit ADC		1 -> 12bit ADC
- - st,ref-sel			: ADC reference source
-					0 -> internal		1 -> external
- - st,adc-freq			: ADC Clock speed
-					0 -> 1.625 MHz		2 || 3 -> 6.5 MHz
-					1 -> 3.25 MHz
-
-Example:
-
-	stmpe1601: stmpe1601@40 {
-		compatible = "st,stmpe1601";
-		reg = <0x40>;
-		interrupts = <26 0x4>;
-		interrupt-parent = <&gpio6>;
-		interrupt-controller;
-
-		wakeup-source;
-		st,autosleep-timeout = <1024>;
-	};
