linux-kernel - [PATCH v1 1/2] dt-bindings: display: panel: Add Tianma TL121BVMS07-00 panel

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Message-Id: <20250930075044.1368134-2-yelangyan@huaqin.corp-partner.google.com>
Date: Tue, 30 Sep 2025 15:50:43 +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 v1 1/2] dt-bindings: display: panel: Add Tianma TL121BVMS07-00 panel

Add device tree bindings for the Tianma TL121BVMS07-00 12.1"
MIPI-DSI TFT LCD panel.

Signed-off-by: Langyan Ye <yelangyan@...qin.corp-partner.google.com>
---
 .../display/panel/tianma,tl121bvms07-00.yaml  | 85 +++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/tianma,tl121bvms07-00.yaml

diff --git a/Documentation/devicetree/bindings/display/panel/tianma,tl121bvms07-00.yaml b/Documentation/devicetree/bindings/display/panel/tianma,tl121bvms07-00.yaml
new file mode 100644
index 000000000000..e654b86782e6
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/tianma,tl121bvms07-00.yaml
@@ -0,0 +1,85 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/tianma,tl121bvms07-00.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Tianma TL121BVMS07-00 12.1" MIPI-DSI TFT LCD Panel
+
+maintainers:
+  - Langyan Ye <yelangyan@...qin.corp-partner.google.com>
+
+description: |
+  The Tianma TL121BVMS07-00 is a 12.1-inch MIPI-DSI TFT LCD panel.
+  It requires multiple regulators (AVDD, AVEE, and 1.8V logic)
+  and an enable GPIO. Optional properties such as backlight and
+  rotation are inherited from panel-common.yaml.
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    const: tianma,tl121bvms07-00
+
+  reg:
+    description: DSI virtual channel number
+    minimum: 0
+    maximum: 3
+
+  enable-gpios:
+    maxItems: 1
+    description: GPIO specifier for the enable pin
+
+  avdd-supply:
+    description: phandle of the regulator that provides positive voltage
+
+  avee-supply:
+    description: phandle of the regulator that provides negative voltage
+
+  pp1800-supply:
+    description: core voltage supply
+
+  backlight:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: Phandle to the backlight device.
+
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+    description: Input port of the panel, connected to the DSI host.
+
+required:
+  - compatible
+  - reg
+  - enable-gpios
+  - avdd-supply
+  - avee-supply
+  - pp1800-supply
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    dsi0 {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      mipi_panel: panel@0 {
+        compatible = "tianma,tl121bvms07-00";
+        reg = <0>;
+        enable-gpios = <&pio 25 0>;
+        avdd-supply = <&en_pp5800_mipi_disp>;
+        avee-supply = <&en_pp5800_mipi_disp>;
+        pp1800-supply = <&mt6359_vcn18_ldo_reg>;
+        backlight = <&backlight>;
+
+        port {
+          panel_in: endpoint {
+            remote-endpoint = <&dsi_out>;
+          };
+        };
+      };
+    };
+
+...
-- 
2.34.1