diff mbox series

[V4,1/8] dt-bindings: mediatek: Add mediatek,mt8195-jpgdec compatible

Message ID 20220627025540.8901-2-irui.wang@mediatek.com (mailing list archive)
State New, archived
Headers show
Series Support multi-hardware jpeg decoder for MT8195 | expand

Commit Message

Irui Wang June 27, 2022, 2:55 a.m. UTC
From: kyrie wu <kyrie.wu@mediatek.com>

Add mediatek,mt8195-jpgdec compatible to binding document.

Signed-off-by: kyrie wu <kyrie.wu@mediatek.com>
---
 .../media/mediatek,mt8195-jpegdec.yaml        | 176 ++++++++++++++++++
 1 file changed, 176 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml

Comments

Rob Herring July 1, 2022, 3:29 p.m. UTC | #1
On Mon, Jun 27, 2022 at 10:55:33AM +0800, Irui Wang wrote:
> From: kyrie wu <kyrie.wu@mediatek.com>
> 
> Add mediatek,mt8195-jpgdec compatible to binding document.
> 
> Signed-off-by: kyrie wu <kyrie.wu@mediatek.com>
> ---
>  .../media/mediatek,mt8195-jpegdec.yaml        | 176 ++++++++++++++++++
>  1 file changed, 176 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
> new file mode 100644
> index 000000000000..8a255e8e2e09
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
> @@ -0,0 +1,176 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/mediatek,mt8195-jpegdec.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek JPEG Encoder Device Tree Bindings

s/Device Tree Bindings//

> +
> +maintainers:
> +  - kyrie wu <kyrie.wu@mediatek.corp-partner.google.com>
> +
> +description: |-

Don't need '|-'

> +  MediaTek JPEG Decoder is the JPEG decode hardware present in MediaTek SoCs
> +
> +properties:
> +  compatible:
> +    items:
> +      - const: mediatek,mt8195-jpgdec
> +
> +  mediatek,jpegdec-multi-core:
> +    type: boolean
> +    description: |

Don't need '|'

> +      Indicates whether the jpeg encoder has multiple cores or not.

Can't this be implied from the child nodes?

> +
> +  power-domains:
> +    maxItems: 1
> +
> +  iommus:
> +    maxItems: 6
> +    description: |
> +      Points to the respective IOMMU block with master port as argument, see
> +      Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for details.
> +      Ports are according to the HW.
> +
> +  "#address-cells":
> +    const: 2
> +
> +  "#size-cells":
> +    const: 2
> +
> +  ranges: true
> +
> +# Required child node:
> +patternProperties:
> +  "^jpgdec@[0-9a-f]+$":
> +    type: object
> +    description: |
> +      The jpeg decoder hardware device node which should be added as subnodes to
> +      the main jpeg node.
> +
> +    properties:
> +      compatible:
> +        const: mediatek,mt8195-jpgdec-hw
> +
> +      reg:
> +        maxItems: 1
> +
> +      hw_id:

So a similar, but different property from the video codec? Either way, 
this property should go. We don't do indexes in DT.

Why do you need this?

> +        description: |
> +          MT8195 decoding hardware id value. MT8195 has three decoding hardwares,
> +          which is represented by this parameter.
> +
> +      iommus:
> +        minItems: 1
> +        maxItems: 32
> +        description: |
> +          List of the hardware port in respective IOMMU block for current Socs.
> +          Refer to bindings/iommu/mediatek,iommu.yaml.
> +
> +      interrupts:
> +        maxItems: 1
> +
> +      clocks:
> +        maxItems: 1
> +
> +      clock-names:
> +        items:
> +          - const: jpgdec
> +
> +      power-domains:
> +        maxItems: 1
> +
> +    required:
> +      - compatible
> +      - reg
> +      - hw_id
> +      - iommus
> +      - interrupts
> +      - clocks
> +      - clock-names
> +      - power-domains
> +
> +    additionalProperties: false
> +
> +required:
> +  - compatible
> +  - power-domains
> +  - iommus
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/memory/mt8195-memory-port.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/clock/mt8195-clk.h>
> +    #include <dt-bindings/power/mt8195-power.h>
> +
> +    soc {
> +        #address-cells = <2>;
> +        #size-cells = <2>;
> +
> +        jpgdec_master {
> +                compatible = "mediatek,mt8195-jpgdec";
> +                mediatek,jpegdec-multi-core;
> +                power-domains = <&spm MT8195_POWER_DOMAIN_VDEC1>;
> +                iommus = <&iommu_vpp M4U_PORT_L19_JPGDEC_WDMA0>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BSDMA0>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_WDMA1>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BSDMA1>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
> +                #address-cells = <2>;
> +                #size-cells = <2>;
> +                ranges;
> +
> +                jpgdec@1a040000 {
> +                    compatible = "mediatek,mt8195-jpgdec-hw";
> +                    reg = <0 0x1a040000 0 0x10000>;/* JPGDEC_C0 */
> +                    hw_id = <0>;
> +                    iommus = <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA0>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA0>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
> +                    interrupts = <GIC_SPI 343 IRQ_TYPE_LEVEL_HIGH 0>;
> +                    clocks = <&vencsys CLK_VENC_JPGDEC>;
> +                    clock-names = "jpgdec";
> +                    power-domains = <&spm MT8195_POWER_DOMAIN_VDEC0>;
> +                };
> +
> +                jpgdec@1a050000 {
> +                    compatible = "mediatek,mt8195-jpgdec-hw";
> +                    reg = <0 0x1a050000 0 0x10000>;/* JPGDEC_C1 */
> +                    hw_id = <1>;
> +                    iommus = <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA0>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA0>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
> +                    interrupts = <GIC_SPI 344 IRQ_TYPE_LEVEL_HIGH 0>;
> +                    clocks = <&vencsys CLK_VENC_JPGDEC_C1>;
> +                    clock-names = "jpgdec";
> +                    power-domains = <&spm MT8195_POWER_DOMAIN_VDEC1>;
> +                };
> +
> +                jpgdec@1b040000 {
> +                    compatible = "mediatek,mt8195-jpgdec-hw";
> +                    reg = <0 0x1b040000 0 0x10000>;/* JPGDEC_C2 */
> +                    hw_id = <2>;
> +                    iommus = <&iommu_vpp M4U_PORT_L20_JPGDEC_WDMA0>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BSDMA0>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_WDMA1>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BSDMA1>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BUFF_OFFSET1>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BUFF_OFFSET0>;
> +                    interrupts = <GIC_SPI 348 IRQ_TYPE_LEVEL_HIGH 0>;
> +                    clocks = <&vencsys_core1 CLK_VENC_CORE1_JPGDEC>;
> +                    clock-names = "jpgdec";
> +                    power-domains = <&spm MT8195_POWER_DOMAIN_VDEC2>;
> +                };
> +        };
> +    };
> -- 
> 2.18.0
> 
>
AngeloGioacchino Del Regno July 5, 2022, 1 p.m. UTC | #2
Il 27/06/22 04:55, Irui Wang ha scritto:
> From: kyrie wu <kyrie.wu@mediatek.com>
> 
> Add mediatek,mt8195-jpgdec compatible to binding document.
> 
> Signed-off-by: kyrie wu <kyrie.wu@mediatek.com>
> ---
>   .../media/mediatek,mt8195-jpegdec.yaml        | 176 ++++++++++++++++++
>   1 file changed, 176 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
> new file mode 100644
> index 000000000000..8a255e8e2e09
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
> @@ -0,0 +1,176 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/mediatek,mt8195-jpegdec.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +

...snip...

> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/memory/mt8195-memory-port.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/clock/mt8195-clk.h>
> +    #include <dt-bindings/power/mt8195-power.h>
> +
> +    soc {
> +        #address-cells = <2>;
> +        #size-cells = <2>;
> +
> +        jpgdec_master {

Additionally to Rob's review, which I of course fully agree on, this example
devicetree does *not* work on MT8195.

[   13.015716] mtk-jpegdec-hw 1a040000.jpgdec: Adding to iommu group 1

[   13.025383] mtk-jpegdec-hw 1a050000.jpgdec: Adding to iommu group 1

[   13.034814] mtk-jpegdec-hw 1b040000.jpgdec: Adding to iommu group 1

[   13.041672] mtk-jpeg soc:jpgdec_master: invalid resource

[   13.049758] mtk-jpeg: probe of soc:jpgdec_master failed with error -22


Regards,
Angelo

> +                compatible = "mediatek,mt8195-jpgdec";
> +                mediatek,jpegdec-multi-core;
> +                power-domains = <&spm MT8195_POWER_DOMAIN_VDEC1>;
> +                iommus = <&iommu_vpp M4U_PORT_L19_JPGDEC_WDMA0>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BSDMA0>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_WDMA1>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BSDMA1>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
> +                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
> +                #address-cells = <2>;
> +                #size-cells = <2>;
> +                ranges;
> +
> +                jpgdec@1a040000 {
> +                    compatible = "mediatek,mt8195-jpgdec-hw";
> +                    reg = <0 0x1a040000 0 0x10000>;/* JPGDEC_C0 */
> +                    hw_id = <0>;
> +                    iommus = <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA0>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA0>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
> +                    interrupts = <GIC_SPI 343 IRQ_TYPE_LEVEL_HIGH 0>;
> +                    clocks = <&vencsys CLK_VENC_JPGDEC>;
> +                    clock-names = "jpgdec";
> +                    power-domains = <&spm MT8195_POWER_DOMAIN_VDEC0>;
> +                };
> +
> +                jpgdec@1a050000 {
> +                    compatible = "mediatek,mt8195-jpgdec-hw";
> +                    reg = <0 0x1a050000 0 0x10000>;/* JPGDEC_C1 */
> +                    hw_id = <1>;
> +                    iommus = <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA0>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA0>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
> +                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
> +                    interrupts = <GIC_SPI 344 IRQ_TYPE_LEVEL_HIGH 0>;
> +                    clocks = <&vencsys CLK_VENC_JPGDEC_C1>;
> +                    clock-names = "jpgdec";
> +                    power-domains = <&spm MT8195_POWER_DOMAIN_VDEC1>;
> +                };
> +
> +                jpgdec@1b040000 {
> +                    compatible = "mediatek,mt8195-jpgdec-hw";
> +                    reg = <0 0x1b040000 0 0x10000>;/* JPGDEC_C2 */
> +                    hw_id = <2>;
> +                    iommus = <&iommu_vpp M4U_PORT_L20_JPGDEC_WDMA0>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BSDMA0>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_WDMA1>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BSDMA1>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BUFF_OFFSET1>,
> +                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BUFF_OFFSET0>;
> +                    interrupts = <GIC_SPI 348 IRQ_TYPE_LEVEL_HIGH 0>;
> +                    clocks = <&vencsys_core1 CLK_VENC_CORE1_JPGDEC>;
> +                    clock-names = "jpgdec";
> +                    power-domains = <&spm MT8195_POWER_DOMAIN_VDEC2>;
> +                };
> +        };
> +    };
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
new file mode 100644
index 000000000000..8a255e8e2e09
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml
@@ -0,0 +1,176 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/mediatek,mt8195-jpegdec.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek JPEG Encoder Device Tree Bindings
+
+maintainers:
+  - kyrie wu <kyrie.wu@mediatek.corp-partner.google.com>
+
+description: |-
+  MediaTek JPEG Decoder is the JPEG decode hardware present in MediaTek SoCs
+
+properties:
+  compatible:
+    items:
+      - const: mediatek,mt8195-jpgdec
+
+  mediatek,jpegdec-multi-core:
+    type: boolean
+    description: |
+      Indicates whether the jpeg encoder has multiple cores or not.
+
+  power-domains:
+    maxItems: 1
+
+  iommus:
+    maxItems: 6
+    description: |
+      Points to the respective IOMMU block with master port as argument, see
+      Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for details.
+      Ports are according to the HW.
+
+  "#address-cells":
+    const: 2
+
+  "#size-cells":
+    const: 2
+
+  ranges: true
+
+# Required child node:
+patternProperties:
+  "^jpgdec@[0-9a-f]+$":
+    type: object
+    description: |
+      The jpeg decoder hardware device node which should be added as subnodes to
+      the main jpeg node.
+
+    properties:
+      compatible:
+        const: mediatek,mt8195-jpgdec-hw
+
+      reg:
+        maxItems: 1
+
+      hw_id:
+        description: |
+          MT8195 decoding hardware id value. MT8195 has three decoding hardwares,
+          which is represented by this parameter.
+
+      iommus:
+        minItems: 1
+        maxItems: 32
+        description: |
+          List of the hardware port in respective IOMMU block for current Socs.
+          Refer to bindings/iommu/mediatek,iommu.yaml.
+
+      interrupts:
+        maxItems: 1
+
+      clocks:
+        maxItems: 1
+
+      clock-names:
+        items:
+          - const: jpgdec
+
+      power-domains:
+        maxItems: 1
+
+    required:
+      - compatible
+      - reg
+      - hw_id
+      - iommus
+      - interrupts
+      - clocks
+      - clock-names
+      - power-domains
+
+    additionalProperties: false
+
+required:
+  - compatible
+  - power-domains
+  - iommus
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/memory/mt8195-memory-port.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/clock/mt8195-clk.h>
+    #include <dt-bindings/power/mt8195-power.h>
+
+    soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        jpgdec_master {
+                compatible = "mediatek,mt8195-jpgdec";
+                mediatek,jpegdec-multi-core;
+                power-domains = <&spm MT8195_POWER_DOMAIN_VDEC1>;
+                iommus = <&iommu_vpp M4U_PORT_L19_JPGDEC_WDMA0>,
+                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BSDMA0>,
+                     <&iommu_vpp M4U_PORT_L19_JPGDEC_WDMA1>,
+                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BSDMA1>,
+                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
+                     <&iommu_vpp M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
+                #address-cells = <2>;
+                #size-cells = <2>;
+                ranges;
+
+                jpgdec@1a040000 {
+                    compatible = "mediatek,mt8195-jpgdec-hw";
+                    reg = <0 0x1a040000 0 0x10000>;/* JPGDEC_C0 */
+                    hw_id = <0>;
+                    iommus = <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA0>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA0>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA1>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA1>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
+                    interrupts = <GIC_SPI 343 IRQ_TYPE_LEVEL_HIGH 0>;
+                    clocks = <&vencsys CLK_VENC_JPGDEC>;
+                    clock-names = "jpgdec";
+                    power-domains = <&spm MT8195_POWER_DOMAIN_VDEC0>;
+                };
+
+                jpgdec@1a050000 {
+                    compatible = "mediatek,mt8195-jpgdec-hw";
+                    reg = <0 0x1a050000 0 0x10000>;/* JPGDEC_C1 */
+                    hw_id = <1>;
+                    iommus = <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA0>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA0>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_WDMA1>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BSDMA1>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET1>,
+                        <&iommu_vdo M4U_PORT_L19_JPGDEC_BUFF_OFFSET0>;
+                    interrupts = <GIC_SPI 344 IRQ_TYPE_LEVEL_HIGH 0>;
+                    clocks = <&vencsys CLK_VENC_JPGDEC_C1>;
+                    clock-names = "jpgdec";
+                    power-domains = <&spm MT8195_POWER_DOMAIN_VDEC1>;
+                };
+
+                jpgdec@1b040000 {
+                    compatible = "mediatek,mt8195-jpgdec-hw";
+                    reg = <0 0x1b040000 0 0x10000>;/* JPGDEC_C2 */
+                    hw_id = <2>;
+                    iommus = <&iommu_vpp M4U_PORT_L20_JPGDEC_WDMA0>,
+                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BSDMA0>,
+                        <&iommu_vpp M4U_PORT_L20_JPGDEC_WDMA1>,
+                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BSDMA1>,
+                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BUFF_OFFSET1>,
+                        <&iommu_vpp M4U_PORT_L20_JPGDEC_BUFF_OFFSET0>;
+                    interrupts = <GIC_SPI 348 IRQ_TYPE_LEVEL_HIGH 0>;
+                    clocks = <&vencsys_core1 CLK_VENC_CORE1_JPGDEC>;
+                    clock-names = "jpgdec";
+                    power-domains = <&spm MT8195_POWER_DOMAIN_VDEC2>;
+                };
+        };
+    };