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authorLinus Torvalds <torvalds@linux-foundation.org>2020-06-10 22:51:47 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-10 22:51:47 +0200
commit49f13b0921aaef0d5519358fd9fcc237c1c9124a (patch)
treebb8789c9191bc655dc559f540548a8ea0fd0c09c /Documentation/devicetree/bindings/input/touchscreen
parentMerge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost (diff)
parentInput: adi - work around module name confict (diff)
downloadlinux-49f13b0921aaef0d5519358fd9fcc237c1c9124a.tar.xz
linux-49f13b0921aaef0d5519358fd9fcc237c1c9124a.zip
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov: - a new driver for the Azoteq IQS269A capacitive touch controller - a new driver for the Cypress CY8CTMA140 touchscreen - updates to Elan and ft5x06 touchscreen drivers - assorted driver fixes - msm-vibrator has been removed as we have a more generic solution * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (28 commits) Input: adi - work around module name confict Input: iqs269a - add missing I2C dependency Input: elants - refactor elants_i2c_execute_command() Input: elants - override touchscreen info with DT properties Input: elants - remove unused axes Input: add support for Azoteq IQS269A dt-bindings: input: Add bindings for Azoteq IQS269A Input: imx_sc_key - use devm_add_action_or_reset() to handle all cleanups Input: remove msm-vibrator driver dt-bindings: Input: remove msm-vibrator Input: elants_i2c - provide an attribute to show calibration count Input: introduce input_mt_report_slot_inactive() dt-bindings: input: touchscreen: elants_i2c: convert to YAML Input: add driver for the Cypress CY8CTMA140 touchscreen dt-bindings: touchscreen: Add CY8CTMA140 bindings Input: edt-ft5x06 - prefer asynchronous probe Input: edt-ft5x06 - improve power management operations Input: edt-ft5x06 - move parameter restore into helper Input: edt-ft5x06 - fix get_default register write access Input: atkbd - receive and use physcode->keycode mapping from FW ...
Diffstat (limited to 'Documentation/devicetree/bindings/input/touchscreen')
-rw-r--r--Documentation/devicetree/bindings/input/touchscreen/cypress,cy8ctma140.yaml72
-rw-r--r--Documentation/devicetree/bindings/input/touchscreen/elan,elants_i2c.yaml69
-rw-r--r--Documentation/devicetree/bindings/input/touchscreen/mms114.txt3
3 files changed, 143 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/input/touchscreen/cypress,cy8ctma140.yaml b/Documentation/devicetree/bindings/input/touchscreen/cypress,cy8ctma140.yaml
new file mode 100644
index 000000000000..8c73e5264312
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/cypress,cy8ctma140.yaml
@@ -0,0 +1,72 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/cypress,cy8ctma140.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cypress CY8CTMA140 series touchscreen controller bindings
+
+maintainers:
+ - Linus Walleij <linus.walleij@linaro.org>
+
+allOf:
+ - $ref: touchscreen.yaml#
+
+properties:
+ compatible:
+ const: cypress,cy8ctma140
+
+ reg:
+ const: 0x20
+
+ clock-frequency:
+ description: I2C client clock frequency, defined for host
+ minimum: 100000
+ maximum: 400000
+
+ interrupts:
+ maxItems: 1
+
+ vcpin-supply:
+ description: Analog power supply regulator on VCPIN pin
+
+ vdd-supply:
+ description: Digital power supply regulator on VDD pin
+
+ touchscreen-inverted-x: true
+ touchscreen-inverted-y: true
+ touchscreen-size-x: true
+ touchscreen-size-y: true
+ touchscreen-swapped-x-y: true
+ touchscreen-max-pressure: true
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - touchscreen-size-x
+ - touchscreen-size-y
+ - touchscreen-max-pressure
+
+examples:
+- |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ touchscreen@20 {
+ compatible = "cypress,cy8ctma140";
+ reg = <0x20>;
+ touchscreen-size-x = <480>;
+ touchscreen-size-y = <800>;
+ touchscreen-max-pressure = <255>;
+ interrupt-parent = <&gpio6>;
+ interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
+ vdd-supply = <&ab8500_ldo_aux2_reg>;
+ vcpin-supply = <&ab8500_ldo_aux2_reg>;
+ };
+ };
+
+...
diff --git a/Documentation/devicetree/bindings/input/touchscreen/elan,elants_i2c.yaml b/Documentation/devicetree/bindings/input/touchscreen/elan,elants_i2c.yaml
new file mode 100644
index 000000000000..a792d6377b1d
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/elan,elants_i2c.yaml
@@ -0,0 +1,69 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/input/touchscreen/elan,elants_i2c.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Elantech I2C Touchscreen
+
+maintainers:
+ - David Heidelberg <david@ixit.cz>
+
+allOf:
+ - $ref: touchscreen.yaml#
+
+properties:
+ compatible:
+ enum:
+ - elan,ektf3624
+ - elan,ekth3500
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ wakeup-source:
+ type: boolean
+ description: touchscreen can be used as a wakeup source.
+
+ reset-gpios:
+ description: reset gpio the chip is connected to.
+
+ vcc33-supply:
+ description: a phandle for the regulator supplying 3.3V power.
+
+ vccio-supply:
+ description: a phandle for the regulator supplying IO power.
+
+ touchscreen-inverted-x: true
+ touchscreen-inverted-y: true
+ touchscreen-size-x: true
+ touchscreen-size-y: true
+ touchscreen-swapped-x-y: true
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchscreen@10 {
+ compatible = "elan,ekth3500";
+ reg = <0x10>;
+
+ interrupt-parent = <&gpio4>;
+ interrupts = <0x0 IRQ_TYPE_EDGE_FALLING>;
+ wakeup-source;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/input/touchscreen/mms114.txt b/Documentation/devicetree/bindings/input/touchscreen/mms114.txt
index 2cd954051d29..707234cfd7e6 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/mms114.txt
+++ b/Documentation/devicetree/bindings/input/touchscreen/mms114.txt
@@ -1,9 +1,10 @@
-* MELFAS MMS114/MMS152 touchscreen controller
+* MELFAS MMS114/MMS152/MMS345L touchscreen controller
Required properties:
- compatible: should be one of:
- "melfas,mms114"
- "melfas,mms152"
+ - "melfas,mms345l"
- reg: I2C address of the chip
- interrupts: interrupt to which the chip is connected
- touchscreen-size-x: See [1]