[PATCH v10 1/3] dt-binding: mt8183: add Mediatek MDP3 dt-bindings
Moudy Ho
moudy.ho at mediatek.com
Wed Dec 1 22:27:31 PST 2021
This patch adds DT binding document for Media Data Path 3 (MDP3)
a unit in multimedia system used for scaling and color format convert.
Signed-off-by: Moudy Ho <moudy.ho at mediatek.com>
---
.../bindings/media/mediatek,mdp3-rsz.yaml | 65 ++++++
.../bindings/media/mediatek,mdp3-wrot.yaml | 67 ++++++
.../bindings/soc/mediatek/mediatek,ccorr.yaml | 57 +++++
.../bindings/soc/mediatek/mediatek,rdma.yaml | 216 ++++++++++++++++++
.../bindings/soc/mediatek/mediatek,wdma.yaml | 68 ++++++
5 files changed, 473 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/mediatek,mdp3-rsz.yaml
create mode 100644 Documentation/devicetree/bindings/media/mediatek,mdp3-wrot.yaml
create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,ccorr.yaml
create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,rdma.yaml
create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,wdma.yaml
diff --git a/Documentation/devicetree/bindings/media/mediatek,mdp3-rsz.yaml b/Documentation/devicetree/bindings/media/mediatek,mdp3-rsz.yaml
new file mode 100644
index 000000000000..d7f104a0f165
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/mediatek,mdp3-rsz.yaml
@@ -0,0 +1,65 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/mediatek,mdp3-rsz.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek Resizer
+
+maintainers:
+ - Matthias Brugger <matthias.bgg at gmail.com>
+
+description: |
+ One of Media Data Path 3 (MDP3) components used to do frame resizing.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - mediatek,mt8183-mdp3-rsz
+
+ mediatek,mdp3-id:
+ description: There may be multiple components with the same function but
+ different addresses in MDP3. The MDP3 driver can select one or zero of
+ them and connect other components in series according to the current
+ application to form one or more data paths. This property indicate the
+ selection order of the same components.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+
+ reg:
+ maxItems: 1
+
+ mediatek,gce-client-reg:
+ description: The register of client driver can be configured by gce with
+ 4 arguments defined in this property, such as phandle of gce, subsys id,
+ register offset and size. Each GCE subsys id is mapping to a client
+ defined in the header include/dt-bindings/gce/<chip>-gce.h.
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ maxItems: 1
+
+ clocks:
+ minItems: 1
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/mt8183-clk.h>
+ #include <dt-bindings/gce/mt8183-gce.h>
+
+ mdp3_rsz0: mdp3_rsz0 at 14003000 {
+ compatible = "mediatek,mt8183-mdp3-rsz";
+ mediatek,mdp3-id = <0>;
+ reg = <0x14003000 0x1000>;
+ mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x3000 0x1000>;
+ clocks = <&mmsys CLK_MM_MDP_RSZ0>;
+ };
+
+ mdp3_rsz1: mdp3_rsz1 at 14004000 {
+ compatible = "mediatek,mt8183-mdp3-rsz";
+ mediatek,mdp3-id = <1>;
+ reg = <0x14004000 0x1000>;
+ mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x4000 0x1000>;
+ clocks = <&mmsys CLK_MM_MDP_RSZ1>;
+ };
diff --git a/Documentation/devicetree/bindings/media/mediatek,mdp3-wrot.yaml b/Documentation/devicetree/bindings/media/mediatek,mdp3-wrot.yaml
new file mode 100644
index 000000000000..61f0534f748a
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/mediatek,mdp3-wrot.yaml
@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/mediatek,mdp3-wrot.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek Write DMA with Rotation
+
+maintainers:
+ - Matthias Brugger <matthias.bgg at gmail.com>
+
+description: |
+ One of Media Data Path 3 (MDP3) components used to write DMA with frame rotation.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - mediatek,mt8183-mdp3-wrot
+
+ mediatek,mdp3-id:
+ description: There may be multiple components with the same function but
+ different addresses in MDP3. The MDP3 driver can select one or zero of
+ them and connect other components in series according to the current
+ application to form one or more data paths. This property indicate the
+ selection order of the same components.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+
+ reg:
+ maxItems: 1
+
+ mediatek,gce-client-reg:
+ description: The register of client driver can be configured by gce with
+ 4 arguments defined in this property, such as phandle of gce, subsys id,
+ register offset and size. Each GCE subsys id is mapping to a client
+ defined in the header include/dt-bindings/gce/<chip>-gce.h.
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+ clocks:
+ minItems: 1
+
+ iommus:
+ maxItems: 1
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/mt8183-clk.h>
+ #include <dt-bindings/gce/mt8183-gce.h>
+ #include <dt-bindings/power/mt8183-power.h>
+ #include <dt-bindings/memory/mt8183-larb-port.h>
+
+ mdp3_wrot0: mdp3_wrot0 at 14005000 {
+ compatible = "mediatek,mt8183-mdp3-wrot";
+ mediatek,mdp3-id = <0>;
+ reg = <0x14005000 0x1000>;
+ mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x5000 0x1000>;
+ power-domains = <&spm MT8183_POWER_DOMAIN_DISP>;
+ clocks = <&mmsys CLK_MM_MDP_WROT0>;
+ iommus = <&iommu>;
+ };
diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,ccorr.yaml b/Documentation/devicetree/bindings/soc/mediatek/mediatek,ccorr.yaml
new file mode 100644
index 000000000000..9aef69cd60ca
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,ccorr.yaml
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/mediatek/mediatek,ccorr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek color correction
+
+maintainers:
+ - Matthias Brugger <matthias.bgg at gmail.com>
+
+description: |
+ Mediatek color correction with 3X3 matrix.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - mediatek,mt8183-mdp3-ccorr
+
+ mediatek,mdp3-id:
+ description: There may be multiple components with the same function but
+ different addresses in MDP3. The MDP3 driver can select one or zero of
+ them and connect other components in series according to the current
+ application to form one or more data paths. This property indicate the
+ selection order of the same components.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+
+ reg:
+ maxItems: 1
+
+ mediatek,gce-client-reg:
+ description: The register of client driver can be configured by gce with
+ 4 arguments defined in this property, such as phandle of gce, subsys id,
+ register offset and size. Each GCE subsys id is mapping to a client
+ defined in the header include/dt-bindings/gce/<chip>-gce.h.
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ maxItems: 1
+
+ clocks:
+ minItems: 1
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/mt8183-clk.h>
+ #include <dt-bindings/gce/mt8183-gce.h>
+
+ mdp3_ccorr: mdp3_ccorr at 1401c000 {
+ compatible = "mediatek,mt8183-mdp3-ccorr";
+ mediatek,mdp3-id = <0>;
+ reg = <0x1401c000 0x1000>;
+ mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0xc000 0x1000>;
+ clocks = <&mmsys CLK_MM_MDP_CCORR>;
+ };
diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,rdma.yaml b/Documentation/devicetree/bindings/soc/mediatek/mediatek,rdma.yaml
new file mode 100644
index 000000000000..c923505f70b3
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,rdma.yaml
@@ -0,0 +1,216 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/mediatek/mediatek,rdma.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek Read Direct Memory Access
+
+maintainers:
+ - Matthias Brugger <matthias.bgg at gmail.com>
+
+description: |
+ Mediatek Read Direct Memory Access(RDMA) component used to do read DMA.
+ It contains one line buffer to store the sufficient pixel data, and
+ must be siblings to the central MMSYS_CONFIG node.
+ For a description of the MMSYS_CONFIG binding, see
+ Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
+ for details.
+ The 1st RDMA is also used to be a controller node in Media Data Path 3(MDP3)
+ that containing MMSYS, MUTEX, GCE and SCP settings.
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ # MDP3 controller node
+ - const: mediatek,mt8183-mdp3
+ - const: mediatek,mt8183-mdp3-rdma
+ - items:
+ # normal RDMA conponent
+ - const: mediatek,mt8183-mdp3-rdma
+
+ mediatek,scp:
+ description: The node of system control processor (SCP), using
+ the remoteproc & rpmsg framework.
+ $ref: /schemas/types.yaml#/definitions/phandle
+ maxItems: 1
+
+ mediatek,mdp3-id:
+ description: There may be multiple components with the same function but
+ different addresses in MDP3. The MDP3 driver can select one or zero of
+ them and connect other components in series according to the current
+ application to form one or more data paths. This property indicates the
+ selection order of the same components.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+
+ mediatek,mdp3-comps:
+ description: MTK sub-system of direct-link or DIP
+ $ref: /schemas/types.yaml#/definitions/string-array
+ items:
+ - enum:
+ # MDP direct-link input path selection, create a
+ # component for path connectedness of HW pipe control
+ - mediatek,mt8183-mdp3-dl1
+ - enum:
+ - mediatek,mt8183-mdp3-dl2
+ - enum:
+ # MDP direct-link output path selection, create a
+ # component for path connectedness of HW pipe control
+ - mediatek,mt8183-mdp3-path1
+ - enum:
+ - mediatek,mt8183-mdp3-path2
+ - enum:
+ # Input DMA of ISP PASS2 (DIP) module for raw image input
+ - mediatek,mt8183-mdp3-imgi
+ - enum:
+ # Output DMA of ISP PASS2 (DIP) module for YUV image output
+ - mediatek,mt8183-mdp3-exto
+
+ mediatek,mdp3-comp-ids:
+ description: Pipeline ID of MDP sub-system.
+ $ref: /schemas/types.yaml#/definitions/uint32-array
+ items:
+ - description: MDP direct-link 1st input
+ - description: MDP direct-link 2nd input
+ - description: MDP direct-link 1st output
+ - description: MDP direct-link 2nd output
+ - description: ISP input
+ - description: ISP output
+
+ reg:
+ items:
+ - description: basic RDMA HW address
+ - description: MDP direct-link 1st and 2nd input
+ - description: MDP direct-link 1st output
+ - description: MDP direct-link 2nd output
+ - description: ISP input and output
+
+ mediatek,gce-client-reg:
+ description: The register of client driver can be configured by gce with
+ 4 arguments defined in this property, such as phandle of gce, subsys id,
+ register offset and size. Each GCE subsys id is mapping to a client
+ defined in the header include/dt-bindings/gce/<chip>-gce.h.
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ items:
+ - description: GCE client for RDMA
+ - description: GCR client for MDP direct-link 1st and 2nd input
+ - description: GCR client for MDP direct-link 1st output
+ - description: GCR client for MDP direct-link 2nd output
+ - description: GCR client for ISP input and output
+
+ power-domains:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: RDMA clock
+ - description: RSZ clock
+ - description: direck-link TX clock in MDP side
+ - description: direck-link RX clock in MDP side
+ - description: direck-link TX clock in ISP side
+ - description: direck-link RX clock in ISP side
+
+ iommus:
+ maxItems: 1
+
+ mediatek,mmsys:
+ description: The node of mux(multiplexer) controller for HW connections.
+ $ref: /schemas/types.yaml#/definitions/phandle
+
+ mediatek,mm-mutex:
+ description: The node of sof(start of frame) signal controller.
+ $ref: /schemas/types.yaml#/definitions/phandle
+ maxItems: 1
+
+ mediatek,mailbox-gce:
+ description: The node of global command engine (GCE), used to read/write
+ registers with critical time limitation.
+ $ref: /schemas/types.yaml#/definitions/phandle
+
+ mboxes:
+ items:
+ - description: used for 1st data pipe from RDMA
+ - description: used for 2nd data pipe from RDMA
+ - description: used for 3rd data pipe from Direct-Link
+ - description: used for 4th data pipe from Direct-Link
+
+ gce-subsys:
+ description: sub-system id corresponding to the global command engine (GCE)
+ register address.
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+
+if:
+ properties:
+ compatible:
+ contains:
+ const: mediatek,mt8183-mdp3
+
+then:
+ required:
+ - mediatek,scp
+ - mediatek,mmsys
+ - mediatek,mm-mutex
+ - mediatek,mailbox-gce
+ - mboxes
+ - gce-subsys
+
+required:
+ - compatible
+ - mediatek,mdp3-id
+ - reg
+ - clocks
+ - mediatek,gce-client-reg
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/mt8183-clk.h>
+ #include <dt-bindings/gce/mt8183-gce.h>
+ #include <dt-bindings/power/mt8183-power.h>
+ #include <dt-bindings/memory/mt8183-larb-port.h>
+
+ mdp3_rdma0: mdp3_rdma0 at 14001000 {
+ compatible = "mediatek,mt8183-mdp3",
+ "mediatek,mt8183-mdp3-rdma";
+ mediatek,scp = <&scp>;
+ mediatek,mdp3-id = <0>;
+ mediatek,mdp3-comps = "mediatek,mt8183-mdp3-dl1",
+ "mediatek,mt8183-mdp3-dl2",
+ "mediatek,mt8183-mdp3-path1",
+ "mediatek,mt8183-mdp3-path2",
+ "mediatek,mt8183-mdp3-imgi",
+ "mediatek,mt8183-mdp3-exto";
+ mediatek,mdp3-comp-ids = <0 1 0 1 0 1>;
+ reg = <0x14001000 0x1000>,
+ <0x14000000 0x1000>,
+ <0x14005000 0x1000>,
+ <0x14006000 0x1000>,
+ <0x15020000 0x1000>;
+ mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x1000 0x1000>,
+ <&gce SUBSYS_1400XXXX 0 0x1000>,
+ <&gce SUBSYS_1400XXXX 0x5000 0x1000>,
+ <&gce SUBSYS_1400XXXX 0x6000 0x1000>,
+ <&gce SUBSYS_1502XXXX 0 0x1000>;
+ power-domains = <&spm MT8183_POWER_DOMAIN_DISP>;
+ clocks = <&mmsys CLK_MM_MDP_RDMA0>,
+ <&mmsys CLK_MM_MDP_RSZ1>,
+ <&mmsys CLK_MM_MDP_DL_TXCK>,
+ <&mmsys CLK_MM_MDP_DL_RX>,
+ <&mmsys CLK_MM_IPU_DL_TXCK>,
+ <&mmsys CLK_MM_IPU_DL_RX>;
+ iommus = <&iommu>;
+ mediatek,mmsys = <&mmsys>;
+ mediatek,mm-mutex = <&mutex>;
+ mediatek,mailbox-gce = <&gce>;
+ mboxes = <&gce 20 CMDQ_THR_PRIO_LOWEST 0>,
+ <&gce 21 CMDQ_THR_PRIO_LOWEST 0>,
+ <&gce 22 CMDQ_THR_PRIO_LOWEST 0>,
+ <&gce 23 CMDQ_THR_PRIO_LOWEST 0>;
+ gce-subsys = <&gce 0x14000000 SUBSYS_1400XXXX>,
+ <&gce 0x14010000 SUBSYS_1401XXXX>,
+ <&gce 0x14020000 SUBSYS_1402XXXX>,
+ <&gce 0x15020000 SUBSYS_1502XXXX>;
+ };
diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,wdma.yaml b/Documentation/devicetree/bindings/soc/mediatek/mediatek,wdma.yaml
new file mode 100644
index 000000000000..cd23bdee6be3
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,wdma.yaml
@@ -0,0 +1,68 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/mediatek/mediatek,wdma.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek Write Direct Memory Access
+
+maintainers:
+ - Matthias Brugger <matthias.bgg at gmail.com>
+
+description: |
+ Mediatek Write Direct Memory Access(WDMA) component used to write
+ the data into DMA.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - mediatek,mt8183-mdp3-wdma
+
+ mediatek,mdp3-id:
+ description: There may be multiple components with the same function but
+ different addresses in MDP3. The MDP3 driver can select one or zero of
+ them and connect other components in series according to the current
+ application to form one or more data paths. This property indicate the
+ selection order of the same components.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+
+ reg:
+ maxItems: 1
+
+ mediatek,gce-client-reg:
+ description: The register of client driver can be configured by gce with
+ 4 arguments defined in this property, such as phandle of gce, subsys id,
+ register offset and size. Each GCE subsys id is mapping to a client
+ defined in the header include/dt-bindings/gce/<chip>-gce.h.
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+ clocks:
+ minItems: 1
+
+ iommus:
+ maxItems: 1
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/mt8183-clk.h>
+ #include <dt-bindings/gce/mt8183-gce.h>
+ #include <dt-bindings/power/mt8183-power.h>
+ #include <dt-bindings/memory/mt8183-larb-port.h>
+
+ mdp3_wdma: mdp3_wdma at 14006000 {
+ compatible = "mediatek,mt8183-mdp3-wdma";
+ mediatek,mdp3-id = <0>;
+ reg = <0x14006000 0x1000>;
+ mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x6000 0x1000>;
+ power-domains = <&spm MT8183_POWER_DOMAIN_DISP>;
+ clocks = <&mmsys CLK_MM_MDP_WDMA0>;
+ iommus = <&iommu>;
+ };
--
2.18.0
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