[PATCH v2 06/11] dt-bindings: display: panel: Describe Samsung SOFEF03-M DDIC

Marijn Suijten
2025-12-21T23:32:28Z

Document the Samsung SOFEF03-M Display-Driver-IC and 1080x2520@120Hz DSI
command-mode panels found in the Sony Xperia 5 II and Sony Xperia 5 III.
It requires Display Stream Compression 1.1 which allows the panels to be
driven at 120Hz, even though a 60Hz mode is available too.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
---
.../bindings/display/panel/samsung,sofef03-m.yaml | 79 ++++++++++++++++++++++
MAINTAINERS | 5 ++
2 files changed, 84 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/panel/samsung,sofef03-m.yaml b/Documentation/devicetree/bindings/display/panel/samsung,sofef03-m.yaml
new file mode 100644
index 000000000000..5712eca2773d
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/samsung,sofef03-m.yaml
@@ -0,0 +1,79 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/samsung,sofef03-m.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung SOFEF03-M DDI for 1080x2520@120Hz 6.1" OLED DSI panels
+
+maintainers:
+ - Marijn Suijten <marijn.suijten@somainline.org>
+
+description: |
+ Samsung SOFEF03-M Display-Driver-IC found in the Sony Xperia 5 II (edo pdx206, amb609vp01
+ panel) and
+ Sony Xperia 5 III (sagami pdx214, amb609vp04
+ panel) smartphones. It is always programmed with Display Stream Compression 1.1 enabled.
+
+ The assembly features a Samsung touchscreen compatible with
+ samsung,s6sy761.
+
+allOf:
+ - $ref: panel-common.yaml#
+
+properties:
+ compatible:
+ enum:
+ - samsung,sofef03-m-amb609vp01
+ - samsung,sofef03-m-amb609vp04
+
+ port: true
+
+ reg:
+ maxItems: 1
+ description: DSI virtual channel
+
+ reset-gpios: true
+
+ vci-supply:
+ description: DriverIC Operation supply (3.0V)
+
+ vddio-supply:
+ description: I/O voltage supply (1.8V)
+
+required:
+ - compatible
+ - port
+ - reg
+ - reset-gpios
+ - vci-supply
+ - vddio-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ dsi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ panel@0 {
+ compatible = "samsung,sofef03-m-amb609vp01";
+ reg = <0>;
+
+ reset-gpios = <&tlmm 75 GPIO_ACTIVE_LOW>;
+
+ vci-supply = <&vreg_l11c_3p0>;
+ vddio-supply = <&vreg_l14a_1p8>;
+
+ port {
+ endpoint {
+ remote-endpoint = <&dsi0_out>;
+ };
+ };
+ };
+ };
+
+...
+
diff --git a/MAINTAINERS b/MAINTAINERS
index cd2c924749d3..e48dd7f5a115 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -8200,6 +8200,11 @@ S: Maintained
F: Documentation/devicetree/bindings/display/panel/samsung,sofef01-m.yaml
F: drivers/gpu/drm/panel/panel-samsung-sofef01.c

+DRM DRIVER FOR SAMSUNG SOFEF03 DDIC
+M: Marijn Suijten <marijn.suijten@somainline.org>
+S: Maintained
+F: Documentation/devicetree/bindings/display/panel/samsung,sofef03-m.yaml
+
DRM DRIVER FOR SHARP MEMORY LCD
M: Alex Lanzano <lanzano.alex@gmail.com>
S: Maintained

--
2.52.0