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From: Moudy Ho <moudy.ho@mediatek.com>
To: Chun-Kuang Hu <chunkuang.hu@kernel.org>, Philipp Zabel
	<p.zabel@pengutronix.de>, Maarten Lankhorst
	<maarten.lankhorst@linux.intel.com>, Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>, David Airlie <airlied@gmail.com>,
	Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>, Krzysztof
 Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Conor Dooley
	<conor+dt@kernel.org>, Mauro Carvalho Chehab <mchehab@kernel.org>, Matthias
 Brugger <matthias.bgg@gmail.com>, AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>, Hans Verkuil
	<hverkuil-cisco@xs4all.nl>
CC: <dri-devel@lists.freedesktop.org>, <linux-mediatek@lists.infradead.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<linux-media@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, Moudy
 Ho <moudy.ho@mediatek.com>
Subject: [PATCH v10 07/16] dt-bindings: media: mediatek: mdp3: add component HDR for MT8195
Date: Wed, 20 Dec 2023 18:08:44 +0800
Message-ID: <20231220100853.20616-8-moudy.ho@mediatek.com>
In-Reply-To: <20231220100853.20616-1-moudy.ho@mediatek.com>
References: <20231220100853.20616-1-moudy.ho@mediatek.com>
Precedence: bulk
MIME-Version: 1.0
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Add the fundamental hardware configuration of component HDR,
which is controlled by MDP3 on MT8195.

Signed-off-by: Moudy Ho <moudy.ho@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 .../bindings/media/mediatek,mdp3-hdr.yaml     | 61 +++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/mediatek,mdp3-hdr.yaml

diff --git a/Documentation/devicetree/bindings/media/mediatek,mdp3-hdr.yaml b/Documentation/devicetree/bindings/media/mediatek,mdp3-hdr.yaml
new file mode 100644
index 000000000000..d4609bba6578
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/mediatek,mdp3-hdr.yaml
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/mediatek,mdp3-hdr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek Media Data Path 3 HDR
+
+maintainers:
+  - Matthias Brugger <matthias.bgg@gmail.com>
+  - Moudy Ho <moudy.ho@mediatek.com>
+
+description:
+  A Media Data Path 3 (MDP3) component used to perform conversion from
+  High Dynamic Range (HDR) to Standard Dynamic Range (SDR).
+
+properties:
+  compatible:
+    enum:
+      - mediatek,mt8195-mdp3-hdr
+
+  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@14004000 {
+        compatible = "mediatek,mt8195-mdp3-hdr";
+        reg = <0x14004000 0x1000>;
+        mediatek,gce-client-reg = <&gce1 SUBSYS_1400XXXX 0x4000 0x1000>;
+        clocks = <&vppsys0 CLK_VPP0_MDP_HDR>;
+    };
-- 
2.18.0