Add the fundamental hardware configuration of component FG,
which is controlled by MDP3 on MT8195.
Signed-off-by: Moudy Ho <[email protected]>
Reviewed-by: AngeloGioacchino Del Regno <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
---
.../bindings/media/mediatek,mdp3-fg.yaml | 61 +++++++++++++++++++
1 file changed, 61 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/mediatek,mdp3-fg.yaml
diff --git a/Documentation/devicetree/bindings/media/mediatek,mdp3-fg.yaml b/Documentation/devicetree/bindings/media/mediatek,mdp3-fg.yaml
new file mode 100644
index 000000000000..03f31b009085
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/mediatek,mdp3-fg.yaml
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/mediatek,mdp3-fg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek Media Data Path 3 Film Grain
+
+maintainers:
+ - Matthias Brugger <[email protected]>
+ - Moudy Ho <[email protected]>
+
+description:
+ Film Grain (FG) is a Media Data Path 3 (MDP3) component used to add
+ the film grain according to the AOMedia Video 1 (AV1) standard.
+
+properties:
+ compatible:
+ enum:
+ - mediatek,mt8195-mdp3-fg
+
+ reg:
+ maxItems: 1
+
+ mediatek,gce-client-reg:
+ description:
+ The register of display function block to be set by gce. There are 4 arguments,
+ such as gce node, subsys id, offset and register size. The subsys id that is
+ mapping to the register of display function blocks is defined in the gce header
+ include/dt-bindings/gce/<chip>-gce.h of each chips.
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ items:
+ items:
+ - description: phandle of GCE
+ - description: GCE subsys id
+ - description: register offset
+ - description: register size
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - mediatek,gce-client-reg
+ - clocks
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/mt8195-clk.h>
+ #include <dt-bindings/gce/mt8195-gce.h>
+
+ display@14002000 {
+ compatible = "mediatek,mt8195-mdp3-fg";
+ reg = <0x14002000 0x1000>;
+ mediatek,gce-client-reg = <&gce1 SUBSYS_1400XXXX 0x2000 0x1000>;
+ clocks = <&vppsys0 CLK_VPP0_MDP_FG>;
+ };
--
2.18.0