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Message-Id: <20251016095043.1694736-2-yelangyan@huaqin.corp-partner.google.com>
Date: Thu, 16 Oct 2025 17:50:42 +0800
From: Langyan Ye <yelangyan@...qin.corp-partner.google.com>
To: neil.armstrong@...aro.org,
jessica.zhang@....qualcomm.com,
airlied@...il.com,
simona@...ll.ch,
maarten.lankhorst@...ux.intel.com,
mripard@...nel.org,
tzimmermann@...e.de,
robh@...nel.org,
krzk+dt@...nel.org,
conor+dt@...nel.org,
dianders@...omium.org
Cc: dri-devel@...ts.freedesktop.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Langyan Ye <yelangyan@...qin.corp-partner.google.com>
Subject: [PATCH v3 1/2] dt-bindings: display: panel: Add Tianma TL121BVMS07-00 panel
Add device tree bindings for the Tianma TL121BVMS07-00 12.1-inch
MIPI-DSI TFT LCD panel. The panel is based on the Ilitek IL79900A
controller.
Signed-off-by: Langyan Ye <yelangyan@...qin.corp-partner.google.com>
---
.../display/panel/ilitek,il79900a.yaml | 66 +++++++++++++++++++
1 file changed, 66 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/panel/ilitek,il79900a.yaml
diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,il79900a.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,il79900a.yaml
new file mode 100644
index 000000000000..4e3c5afd4584
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/ilitek,il79900a.yaml
@@ -0,0 +1,66 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/ilitek,il79900a.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ilitek IL79900a based MIPI-DSI panels
+
+maintainers:
+ - Langyan Ye <yelangyan@...qin.corp-partner.google.com>
+
+allOf:
+ - $ref: panel-common.yaml#
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - tianma,il79900a
+ - const: ilitek,il79900a
+
+ reg: true
+
+ enable-gpios:
+ maxItems: 1
+ description: GPIO specifier for the enable pin
+
+ avdd-supply:
+ description: Positive analog voltage supply (AVDD)
+
+ avee-supply:
+ description: Negative analog voltage supply (AVEE)
+
+ pp1800-supply:
+ description: 1.8V logic voltage supply
+
+ backlight: true
+
+required:
+ - compatible
+ - reg
+ - enable-gpios
+ - avdd-supply
+ - avee-supply
+ - pp1800-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ dsi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ panel@0 {
+ compatible = "tianma,il79900a", "ilitek,il79900a";
+ reg = <0>;
+ enable-gpios = <&pio 25 0>;
+ avdd-supply = <®_avdd>;
+ avee-supply = <®_avee>;
+ pp1800-supply = <®_pp1800>;
+ backlight = <&backlight>;
+ };
+ };
+
+...
--
2.34.1
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