[PATCH v2 2/3] dt-bindings: display: panel: add fannal,c3004

From: Paulo Pavacic
Date: Mon Jun 05 2023 - 11:36:08 EST


Added fannal to vendor-prefixes and dt bindings for Fannal C3004.
Fannal C3004 is a 480x800 MIPI DSI Panel which requires
DCS initialization sequences with certain delays between certain
commands.

Signed-off-by: Paulo Pavacic <pavacic.p@xxxxxxxxx>
---
v4 changelog:
- add spaces between properties
v3 changelog:
- renamed yml file
- refactored yml file to describe fannal,c3004
- added matrix URI to MAINTAINERS
v2 changelog:
- revised driver title, now describes purpose
- revised description, now describes hw
- revised maintainers, now has only 1 mail
- removed diacritics from commit/commit author
- properties/compatible is now enum
- compatible using only lowercase
- revised dts example
- modified MAINTAINERS in this commit (instead of driver commit)
- dt_bindings_check checked yml
- checkpatch warning fixed
---
.../bindings/display/panel/fannal,c3004.yaml | 78 +++++++++++++++++++
MAINTAINERS | 6 ++
2 files changed, 84 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/panel/fannal,c3004.yaml

diff --git a/Documentation/devicetree/bindings/display/panel/fannal,c3004.yaml b/Documentation/devicetree/bindings/display/panel/fannal,c3004.yaml
new file mode 100644
index 000000000000..bbddb036094b
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/fannal,c3004.yaml
@@ -0,0 +1,78 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/fannal,c3004.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Fannal C3004 MIPI-DSI
+
+maintainers:
+ - Paulo Pavacic <pavacic.p@xxxxxxxxx>
+
+description: |
+ Fannal C3004 is a 480x800 panel which requires DSI DCS
+ initialization sequences.
+
+allOf:
+ - $ref: panel-common.yaml#
+
+properties:
+ compatible:
+ items:
+ - const: fannal,c3004
+
+ reg: true
+
+ reset-gpios: true
+
+ vdd-supply:
+ description: power supply voltage
+
+ vddio-supply:
+ description: power supply voltage for IO
+
+ width-mm:
+ description: physical panel width [mm]
+
+ height-mm:
+ description: physical panel height [mm]
+
+ panel-timing: true
+
+required:
+ - compatible
+ - reg
+ - reset-gpios
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ dsi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ panel@0 {
+ compatible = "fannal,c3004";
+ reg = <0>;
+ pinctrl-0 = <&pinctrl_mipi_dsi_rst>;
+ pinctrl-names = "default";
+ reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
+ vdd-supply = <&reg1>;
+ vddio-supply = <&reg2>;
+ width-mm = <93>;
+ height-mm = <56>;
+ panel-timing {
+ clock-frequency = <27000000>;
+ hactive = <480>;
+ vactive = <800>;
+ hfront-porch = <30>;
+ hback-porch = <30>;
+ hsync-len = <8>;
+ vback-porch = <30>;
+ vfront-porch = <30>;
+ vsync-len = <8>;
+ };
+ };
+ };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 5c22c828ab46..62374c8424b9 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -6427,6 +6427,12 @@ T: git git://anongit.freedesktop.org/drm/drm-misc
F: Documentation/devicetree/bindings/display/panel/ebbg,ft8719.yaml
F: drivers/gpu/drm/panel/panel-ebbg-ft8719.c

+DRM DRIVER FOR FANNAL C3004373132019A
+M: Paulo Pavacic <pavacic.p@xxxxxxxxx>
+S: Maintained
+C: matrix:r/mipi-dsi-bringup:matrix.org
+F: Documentation/devicetree/bindings/display/panel/panel-fannal,c3004.yaml
+
DRM DRIVER FOR FARADAY TVE200 TV ENCODER
M: Linus Walleij <linus.walleij@xxxxxxxxxx>
S: Maintained
--
2.40.1