From: Vincent Knecht <vincent.knecht@mailoo.org>
To: phone-devel@vger.kernel.org
Cc: ~postmarketos/upstreaming@lists.sr.ht,
Stephan Gerhold <stephan@gerhold.net>,
Vincent Knecht <vincent.knecht@mailoo.org>,
Linus Walleij <linus.walleij@linaro.org>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Henrik Rydberg <rydberg@bitmath.org>,
Michael Srba <Michael.Srba@seznam.cz>,
linux-input@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v6 1/2] dt-bindings: input/touchscreen: add bindings for msg2638
Date: Fri, 5 Mar 2021 16:38:04 +0100 [thread overview]
Message-ID: <20210305153815.126937-1-vincent.knecht@mailoo.org> (raw)
This adds dts bindings for the mstar msg2638 touchscreen.
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vincent Knecht <vincent.knecht@mailoo.org>
---
Changed in v6:
- change touchscreen-size-x/y values in example section to reflect
scaling removal in driver (Dmitry)
- add Linus W. Reviewed-by
Changed in v5: nothing
Changed in v4:
- don't use wildcards in compatible strings (Rob H)
- rename from msg26xx to msg2638
- rename example pinctrl-0 to &ts_int_reset_default for consistency
Changed in v3:
- added `touchscreen-size-x: true` and `touchscreen-size-y: true` properties
Changed in v2:
- changed M-Star to MStar in title line
- changed reset gpio to active-low in example section
---
.../input/touchscreen/mstar,msg2638.yaml | 69 +++++++++++++++++++
1 file changed, 69 insertions(+)
create mode 100644 Documentation/devicetree/bindings/input/touchscreen/mstar,msg2638.yaml
diff --git a/Documentation/devicetree/bindings/input/touchscreen/mstar,msg2638.yaml b/Documentation/devicetree/bindings/input/touchscreen/mstar,msg2638.yaml
new file mode 100644
index 000000000000..3a42c23faf6f
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/mstar,msg2638.yaml
@@ -0,0 +1,69 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/mstar,msg2638.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MStar msg2638 touchscreen controller Bindings
+
+maintainers:
+ - Vincent Knecht <vincent.knecht@mailoo.org>
+
+allOf:
+ - $ref: touchscreen.yaml#
+
+properties:
+ compatible:
+ const: mstar,msg2638
+
+ reg:
+ const: 0x26
+
+ interrupts:
+ maxItems: 1
+
+ reset-gpios:
+ maxItems: 1
+
+ vdd-supply:
+ description: Power supply regulator for the chip
+
+ vddio-supply:
+ description: Power supply regulator for the I2C bus
+
+ touchscreen-size-x: true
+ touchscreen-size-y: true
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - reset-gpios
+ - touchscreen-size-x
+ - touchscreen-size-y
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ touchscreen@26 {
+ compatible = "mstar,msg2638";
+ reg = <0x26>;
+ interrupt-parent = <&msmgpio>;
+ interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+ reset-gpios = <&msmgpio 100 GPIO_ACTIVE_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&ts_int_reset_default>;
+ vdd-supply = <&pm8916_l17>;
+ vddio-supply = <&pm8916_l5>;
+ touchscreen-size-x = <2048>;
+ touchscreen-size-y = <2048>;
+ };
+ };
+
+...
--
2.29.2
next reply other threads:[~2021-03-05 15:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-05 15:38 Vincent Knecht [this message]
2021-03-05 15:38 ` [PATCH v6 2/2] Input: add MStar MSG2638 touchscreen driver Vincent Knecht
2021-03-10 23:18 ` Linus Walleij
2021-04-07 21:47 ` Vincent Knecht
2021-04-09 22:17 ` Dmitry Torokhov
2021-03-08 22:18 ` [PATCH v6 1/2] dt-bindings: input/touchscreen: add bindings for msg2638 Rob Herring
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