linux-kernel - [PATCH 1/8] dt-bindings: panel: Add Samsung S6E3FC2X01 DDIC with panel

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Message-Id: <20250925-s6e3fc2x01-v1-1-9293016768f7@ixit.cz>
Date: Thu, 25 Sep 2025 11:12:47 +0200
From: David Heidelberg via B4 Relay <devnull+david.ixit.cz@...nel.org>
To: Neil Armstrong <neil.armstrong@...aro.org>, 
 Jessica Zhang <jessica.zhang@....qualcomm.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Thierry Reding <thierry.reding@...il.com>, Sam Ravnborg <sam@...nborg.org>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, 
 Casey Connolly <casey.connolly@...aro.org>
Cc: dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 phone-devel@...r.kernel.org, David Heidelberg <david@...t.cz>
Subject: [PATCH 1/8] dt-bindings: panel: Add Samsung S6E3FC2X01 DDIC with
 panel

From: David Heidelberg <david@...t.cz>

Basic description for S6E3FC2X01 DDIC with attached panel AMS641RW.

Signed-off-by: David Heidelberg <david@...t.cz>
---
 .../bindings/display/panel/samsung,s6e3fc2x01.yaml | 77 ++++++++++++++++++++++
 MAINTAINERS                                        |  5 ++
 2 files changed, 82 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6e3fc2x01.yaml b/Documentation/devicetree/bindings/display/panel/samsung,s6e3fc2x01.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..489b6b52effe1e627ff5ef5891729c175ad71685
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/samsung,s6e3fc2x01.yaml
@@ -0,0 +1,77 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/samsung,s6e3fc2x01.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung S6E3FC2X01 AMOLED DDIC
+
+description: The S6E3FC2X01 is display driver IC with connected panel.
+
+maintainers:
+  - David Heidelberg <david@...t.cz>
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    const: samsung,s6e3fc2x01-ams641rw
+
+  reg:
+    maxItems: 1
+
+  reset-gpios: true
+
+  port: true
+
+  vddio-supply:
+    description: VDD regulator
+
+  vci-supply:
+    description: VCI regulator
+
+  poc-supply:
+    description: POC regulator
+
+required:
+  - compatible
+  - reset-gpios
+  - vddio-supply
+  - vci-supply
+  - poc-supply
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    dsi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        panel@0 {
+            compatible = "samsung,s6e3fc2x01-ams641rw";
+            reg = <0>;
+
+            vddio-supply = <&vreg_l14a_1p88>;
+            vci-supply = <&s2dos05_buck1>;
+            poc-supply = <&s2dos05_ldo1>;
+
+            te-gpios = <&tlmm 10 GPIO_ACTIVE_HIGH>;
+            reset-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>;
+
+            pinctrl-names = "default", "sleep";
+            pinctrl-0 = <&sde_dsi_active &sde_te_active_sleep>;
+            pinctrl-1 = <&sde_dsi_suspend &sde_te_active_sleep>;
+
+            port {
+                panel_in: endpoint {
+                    remote-endpoint = <&mdss_dsi0_out>;
+                };
+            };
+        };
+    };
+
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 9955f2a87f292000fae6d5a71ae7744ceadfed05..961f472e52039932e3208f7c0eb9aa0412b7f44b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -8054,6 +8054,11 @@ S:	Maintained
 F:	Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml
 F:	drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
 
+DRM DRIVER FOR SAMSUNG S6E3FC2X01 DDIC
+M:	David Heidelberg <david@...t.cz>
+S:	Maintained
+F:	Documentation/devicetree/bindings/display/panel/samsung,s6e3fc2x01.yaml
+
 DRM DRIVER FOR SAMSUNG S6E3HA8 PANELS
 M:	Dzmitry Sankouski <dsankouski@...il.com>
 S:	Maintained

-- 
2.51.0