* [PATCH] dt-bindings: display/bridge: ptn3460: Convert to YAML binding
@ 2021-10-07 7:58 AngeloGioacchino Del Regno
2021-10-15 13:49 ` Rob Herring
0 siblings, 1 reply; 2+ messages in thread
From: AngeloGioacchino Del Regno @ 2021-10-07 7:58 UTC (permalink / raw)
To: robh+dt
Cc: airlied, daniel, seanpaul, dri-devel, devicetree, linux-kernel,
AngeloGioacchino Del Regno
Convert the NXP PTN3460 eDP to LVDS bridge documentation to YAML.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
.../bindings/display/bridge/nxp,ptn3460.yaml | 106 ++++++++++++++++++
.../bindings/display/bridge/ptn3460.txt | 39 -------
2 files changed, 106 insertions(+), 39 deletions(-)
create mode 100644 Documentation/devicetree/bindings/display/bridge/nxp,ptn3460.yaml
delete mode 100644 Documentation/devicetree/bindings/display/bridge/ptn3460.txt
diff --git a/Documentation/devicetree/bindings/display/bridge/nxp,ptn3460.yaml b/Documentation/devicetree/bindings/display/bridge/nxp,ptn3460.yaml
new file mode 100644
index 000000000000..107dd138e6c6
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/nxp,ptn3460.yaml
@@ -0,0 +1,106 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/nxp,ptn3460.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP PTN3460 eDP to LVDS bridge
+
+maintainers:
+ - Sean Paul <seanpaul@chromium.org>
+
+properties:
+ compatible:
+ const: nxp,ptn3460
+
+ reg:
+ description: I2C address of the bridge
+ maxItems: 1
+
+ edid-emulation:
+ $ref: "/schemas/types.yaml#/definitions/uint32"
+ description:
+ The EDID emulation entry to use
+ Value Resolution Description
+ 0 1024x768 NXP Generic
+ 1 1920x1080 NXP Generic
+ 2 1920x1080 NXP Generic
+ 3 1600x900 Samsung LTM200KT
+ 4 1920x1080 Samsung LTM230HT
+ 5 1366x768 NXP Generic
+ 6 1600x900 ChiMei M215HGE
+ enum: [0, 1, 2, 3, 4, 5, 6]
+
+ powerdown-gpios:
+ description: GPIO connected to the PD_N signal.
+ maxItems: 1
+
+ reset-gpios:
+ description: GPIO connected to the RST_N signal.
+ maxItems: 1
+
+ ports:
+ $ref: /schemas/graph.yaml#/properties/ports
+
+ properties:
+ port@0:
+ $ref: /schemas/graph.yaml#/properties/port
+ description:
+ Video port for LVDS output
+
+ port@1:
+ $ref: /schemas/graph.yaml#/properties/port
+ description:
+ Video port for eDP input
+
+ required:
+ - port@0
+ - port@1
+
+required:
+ - compatible
+ - reg
+ - edid-emulation
+ - powerdown-gpios
+ - reset-gpios
+ - ports
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ i2c1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ bridge@20 {
+ compatible = "nxp,ptn3460";
+ reg = <0x20>;
+ edid-emulation = <5>;
+ powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&gpx1 5 GPIO_ACTIVE_LOW>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ bridge_out: endpoint {
+ remote-endpoint = <&panel_in>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ bridge_in: endpoint {
+ remote-endpoint = <&dp_out>;
+ };
+ };
+ };
+ };
+ };
+
+...
diff --git a/Documentation/devicetree/bindings/display/bridge/ptn3460.txt b/Documentation/devicetree/bindings/display/bridge/ptn3460.txt
deleted file mode 100644
index 361971ba104d..000000000000
--- a/Documentation/devicetree/bindings/display/bridge/ptn3460.txt
+++ /dev/null
@@ -1,39 +0,0 @@
-ptn3460 bridge bindings
-
-Required properties:
- - compatible: "nxp,ptn3460"
- - reg: i2c address of the bridge
- - powerdown-gpio: OF device-tree gpio specification for PD_N pin.
- - reset-gpio: OF device-tree gpio specification for RST_N pin.
- - edid-emulation: The EDID emulation entry to use
- +-------+------------+------------------+
- | Value | Resolution | Description |
- | 0 | 1024x768 | NXP Generic |
- | 1 | 1920x1080 | NXP Generic |
- | 2 | 1920x1080 | NXP Generic |
- | 3 | 1600x900 | Samsung LTM200KT |
- | 4 | 1920x1080 | Samsung LTM230HT |
- | 5 | 1366x768 | NXP Generic |
- | 6 | 1600x900 | ChiMei M215HGE |
- +-------+------------+------------------+
-
- - video interfaces: Device node can contain video interface port
- nodes for panel according to [1].
-
-[1]: Documentation/devicetree/bindings/media/video-interfaces.txt
-
-Example:
- lvds-bridge@20 {
- compatible = "nxp,ptn3460";
- reg = <0x20>;
- powerdown-gpio = <&gpy2 5 1 0 0>;
- reset-gpio = <&gpx1 5 1 0 0>;
- edid-emulation = <5>;
- ports {
- port@0 {
- bridge_out: endpoint {
- remote-endpoint = <&panel_in>;
- };
- };
- };
- };
--
2.33.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] dt-bindings: display/bridge: ptn3460: Convert to YAML binding
2021-10-07 7:58 [PATCH] dt-bindings: display/bridge: ptn3460: Convert to YAML binding AngeloGioacchino Del Regno
@ 2021-10-15 13:49 ` Rob Herring
0 siblings, 0 replies; 2+ messages in thread
From: Rob Herring @ 2021-10-15 13:49 UTC (permalink / raw)
To: AngeloGioacchino Del Regno
Cc: airlied, seanpaul, robh+dt, devicetree, daniel, linux-kernel, dri-devel
On Thu, 07 Oct 2021 09:58:22 +0200, AngeloGioacchino Del Regno wrote:
> Convert the NXP PTN3460 eDP to LVDS bridge documentation to YAML.
>
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
> ---
> .../bindings/display/bridge/nxp,ptn3460.yaml | 106 ++++++++++++++++++
> .../bindings/display/bridge/ptn3460.txt | 39 -------
> 2 files changed, 106 insertions(+), 39 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/display/bridge/nxp,ptn3460.yaml
> delete mode 100644 Documentation/devicetree/bindings/display/bridge/ptn3460.txt
>
Reviewed-by: Rob Herring <robh@kernel.org>
^ permalink raw reply [flat|nested] 2+ messages in thread
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