[PATCH 1/4] dt-bindings: display: panel: Add Novatek NT37705

Luca Weiss
2026-05-01T13:52:55Z

Novatek NT37705 is a display driver IC used to drive AMOLED DSI panels.

Describe it and the panel in the Fairphone (Gen. 6) (BJ631JHM-T71-D900
from BOE) using it.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
.../bindings/display/panel/novatek,nt37705.yaml | 72 ++++++++++++++++++++++
1 file changed, 72 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/panel/novatek,nt37705.yaml b/Documentation/devicetree/bindings/display/panel/novatek,nt37705.yaml
new file mode 100644
index 000000000000..1c796599f6fc
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/novatek,nt37705.yaml
@@ -0,0 +1,72 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/novatek,nt37705.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Novatek NT37705-based DSI display panels
+
+maintainers:
+ - Luca Weiss <luca.weiss@fairphone.com>
+
+description:
+ The Novatek NT37705 is a generic DSI Panel IC used to control AMOLED panels.
+
+allOf:
+ - $ref: panel-common.yaml#
+
+properties:
+ compatible:
+ contains:
+ const: boe,bj631jhm-t71-d900
+
+ reg:
+ maxItems: 1
+
+ vddio-supply:
+ description: I/O voltage rail
+
+ dvdd-supply:
+ description: Digital voltage rail
+
+ vci-supply:
+ description: Analog voltage rail
+
+required:
+ - compatible
+ - reg
+ - reset-gpios
+ - vddio-supply
+ - dvdd-supply
+ - vci-supply
+ - port
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ dsi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ panel@0 {
+ compatible = "boe,bj631jhm-t71-d900";
+ reg = <0>;
+
+ reset-gpios = <&tlmm 12 GPIO_ACTIVE_LOW>;
+
+ vci-supply = <&vreg_l19b>;
+ vddio-supply = <&vreg_l9b>;
+ dvdd-supply = <&vreg_oled_dvdd_1p2>;
+
+ port {
+ panel_in_0: endpoint {
+ remote-endpoint = <&dsi0_out>;
+ };
+ };
+ };
+ };
+
+...

--
2.54.0