* [PATCH 1/6] dt-bindings: display: add Amlogic MIPI DSI Host Controller bindings
[not found] <20220107145515.613009-1-narmstrong@baylibre.com>
@ 2022-01-07 14:55 ` Neil Armstrong
2022-01-12 1:54 ` Rob Herring
2022-01-07 14:55 ` [PATCH 2/6] dt-bindings: display: meson-vpu: add third DPI output port Neil Armstrong
1 sibling, 1 reply; 5+ messages in thread
From: Neil Armstrong @ 2022-01-07 14:55 UTC (permalink / raw)
To: dri-devel, devicetree
Cc: linux-amlogic, linux-arm-kernel, linux-kernel, Neil Armstrong
The Amlogic G12A, G12B & SM1 SoCs embeds a Synopsys DW-MIPI-DSI transceiver (ver 1.21a),
with a custom glue managing the IP resets, clock and data input similar to the DW-HDMI Glue
on the same Amlogic SoCs.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
.../display/amlogic,meson-dw-mipi-dsi.yaml | 118 ++++++++++++++++++
1 file changed, 118 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/amlogic,meson-dw-mipi-dsi.yaml
diff --git a/Documentation/devicetree/bindings/display/amlogic,meson-dw-mipi-dsi.yaml b/Documentation/devicetree/bindings/display/amlogic,meson-dw-mipi-dsi.yaml
new file mode 100644
index 000000000000..f3070783d606
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/amlogic,meson-dw-mipi-dsi.yaml
@@ -0,0 +1,118 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2020 BayLibre, SAS
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/display/amlogic,meson-dw-mipi-dsi.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Amlogic specific extensions to the Synopsys Designware MIPI DSI Host Controller
+
+maintainers:
+ - Neil Armstrong <narmstrong@baylibre.com>
+
+description: |
+ The Amlogic Meson Synopsys Designware Integration is composed of
+ - A Synopsys DesignWare MIPI DSI Host Controller IP
+ - A TOP control block controlling the Clocks & Resets of the IP
+
+allOf:
+ - $ref: dsi-controller.yaml#
+
+properties:
+ compatible:
+ enum:
+ - amlogic,meson-g12a-dw-mipi-dsi
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ minItems: 2
+
+ clock-names:
+ minItems: 2
+ items:
+ - const: pclk
+ - const: px_clk
+ - const: meas_clk
+
+ resets:
+ minItems: 1
+
+ reset-names:
+ items:
+ - const: top
+
+ phys:
+ minItems: 1
+
+ phy-names:
+ items:
+ - const: dphy
+
+ ports:
+ $ref: /schemas/graph.yaml#/properties/ports
+
+ properties:
+ port@0:
+ $ref: /schemas/graph.yaml#/$defs/port-base
+ unevaluatedProperties: false
+ description: Input node to receive pixel data.
+
+ port@1:
+ $ref: /schemas/graph.yaml#/$defs/port-base
+ unevaluatedProperties: false
+ description: DSI output node to panel.
+
+ required:
+ - port@0
+ - port@1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - resets
+ - reset-names
+ - phys
+ - phy-names
+ - ports
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ dsi@7000 {
+ compatible = "amlogic,meson-g12a-dw-mipi-dsi";
+ reg = <0x6000 0x400>;
+ resets = <&reset_top>;
+ reset-names = "top";
+ clocks = <&clk_pclk>, <&clk_px>;
+ clock-names = "pclk", "px_clk";
+ phys = <&mipi_dphy>;
+ phy-names = "dphy";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* VPU VENC Input */
+ mipi_dsi_venc_port: port@0 {
+ reg = <0>;
+
+ mipi_dsi_in: endpoint {
+ remote-endpoint = <&dpi_out>;
+ };
+ };
+
+ /* DSI Output */
+ mipi_dsi_panel_port: port@1 {
+ reg = <1>;
+
+ mipi_out_panel: endpoint {
+ remote-endpoint = <&mipi_in_panel>;
+ };
+ };
+ };
+ };
--
2.25.1
^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH 2/6] dt-bindings: display: meson-vpu: add third DPI output port
[not found] <20220107145515.613009-1-narmstrong@baylibre.com>
2022-01-07 14:55 ` [PATCH 1/6] dt-bindings: display: add Amlogic MIPI DSI Host Controller bindings Neil Armstrong
@ 2022-01-07 14:55 ` Neil Armstrong
2022-01-07 22:14 ` Martin Blumenstingl
2022-01-12 1:54 ` Rob Herring
1 sibling, 2 replies; 5+ messages in thread
From: Neil Armstrong @ 2022-01-07 14:55 UTC (permalink / raw)
To: dri-devel, devicetree
Cc: linux-amlogic, linux-arm-kernel, linux-kernel, Neil Armstrong
Add third port corresponding to the ENCL DPI encoder used to connect
to DSI or LVDS transceivers.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
.../devicetree/bindings/display/amlogic,meson-vpu.yaml | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml b/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml
index 851cb0781217..525a01a38568 100644
--- a/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml
+++ b/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml
@@ -92,6 +92,11 @@ properties:
description:
A port node pointing to the HDMI-TX port node.
+ port@2:
+ $ref: /schemas/graph.yaml#/properties/port
+ description:
+ A port node pointing to the DPI port node (e.g. DSI or LVDS transceiver).
+
"#address-cells":
const: 1
--
2.25.1
^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH 2/6] dt-bindings: display: meson-vpu: add third DPI output port
2022-01-07 14:55 ` [PATCH 2/6] dt-bindings: display: meson-vpu: add third DPI output port Neil Armstrong
@ 2022-01-07 22:14 ` Martin Blumenstingl
2022-01-12 1:54 ` Rob Herring
1 sibling, 0 replies; 5+ messages in thread
From: Martin Blumenstingl @ 2022-01-07 22:14 UTC (permalink / raw)
To: Neil Armstrong
Cc: dri-devel, devicetree, linux-amlogic, linux-arm-kernel, linux-kernel
On Fri, Jan 7, 2022 at 3:56 PM Neil Armstrong <narmstrong@baylibre.com> wrote:
>
> Add third port corresponding to the ENCL DPI encoder used to connect
> to DSI or LVDS transceivers.
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH 1/6] dt-bindings: display: add Amlogic MIPI DSI Host Controller bindings
2022-01-07 14:55 ` [PATCH 1/6] dt-bindings: display: add Amlogic MIPI DSI Host Controller bindings Neil Armstrong
@ 2022-01-12 1:54 ` Rob Herring
0 siblings, 0 replies; 5+ messages in thread
From: Rob Herring @ 2022-01-12 1:54 UTC (permalink / raw)
To: Neil Armstrong
Cc: dri-devel, devicetree, linux-amlogic, linux-arm-kernel, linux-kernel
On Fri, Jan 07, 2022 at 03:55:10PM +0100, Neil Armstrong wrote:
> The Amlogic G12A, G12B & SM1 SoCs embeds a Synopsys DW-MIPI-DSI transceiver (ver 1.21a),
> with a custom glue managing the IP resets, clock and data input similar to the DW-HDMI Glue
> on the same Amlogic SoCs.
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
> ---
> .../display/amlogic,meson-dw-mipi-dsi.yaml | 118 ++++++++++++++++++
> 1 file changed, 118 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/display/amlogic,meson-dw-mipi-dsi.yaml
>
> diff --git a/Documentation/devicetree/bindings/display/amlogic,meson-dw-mipi-dsi.yaml b/Documentation/devicetree/bindings/display/amlogic,meson-dw-mipi-dsi.yaml
> new file mode 100644
> index 000000000000..f3070783d606
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/amlogic,meson-dw-mipi-dsi.yaml
> @@ -0,0 +1,118 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +# Copyright 2020 BayLibre, SAS
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/display/amlogic,meson-dw-mipi-dsi.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Amlogic specific extensions to the Synopsys Designware MIPI DSI Host Controller
> +
> +maintainers:
> + - Neil Armstrong <narmstrong@baylibre.com>
> +
> +description: |
> + The Amlogic Meson Synopsys Designware Integration is composed of
> + - A Synopsys DesignWare MIPI DSI Host Controller IP
> + - A TOP control block controlling the Clocks & Resets of the IP
> +
> +allOf:
> + - $ref: dsi-controller.yaml#
> +
> +properties:
> + compatible:
> + enum:
> + - amlogic,meson-g12a-dw-mipi-dsi
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + minItems: 2
> +
> + clock-names:
> + minItems: 2
> + items:
> + - const: pclk
> + - const: px_clk
> + - const: meas_clk
> +
> + resets:
> + minItems: 1
> +
> + reset-names:
> + items:
> + - const: top
> +
> + phys:
> + minItems: 1
> +
> + phy-names:
> + items:
> + - const: dphy
> +
> + ports:
> + $ref: /schemas/graph.yaml#/properties/ports
> +
> + properties:
> + port@0:
> + $ref: /schemas/graph.yaml#/$defs/port-base
/schemas/graph.yaml#/properties/port
> + unevaluatedProperties: false
And this can be dropped.
> + description: Input node to receive pixel data.
> +
> + port@1:
> + $ref: /schemas/graph.yaml#/$defs/port-base
> + unevaluatedProperties: false
Same here.
With that,
Reviewed-by: Rob Herring <robh@kernel.org>
> + description: DSI output node to panel.
> +
> + required:
> + - port@0
> + - port@1
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> + - clock-names
> + - resets
> + - reset-names
> + - phys
> + - phy-names
> + - ports
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + dsi@7000 {
> + compatible = "amlogic,meson-g12a-dw-mipi-dsi";
> + reg = <0x6000 0x400>;
> + resets = <&reset_top>;
> + reset-names = "top";
> + clocks = <&clk_pclk>, <&clk_px>;
> + clock-names = "pclk", "px_clk";
> + phys = <&mipi_dphy>;
> + phy-names = "dphy";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + /* VPU VENC Input */
> + mipi_dsi_venc_port: port@0 {
> + reg = <0>;
> +
> + mipi_dsi_in: endpoint {
> + remote-endpoint = <&dpi_out>;
> + };
> + };
> +
> + /* DSI Output */
> + mipi_dsi_panel_port: port@1 {
> + reg = <1>;
> +
> + mipi_out_panel: endpoint {
> + remote-endpoint = <&mipi_in_panel>;
> + };
> + };
> + };
> + };
> --
> 2.25.1
>
>
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH 2/6] dt-bindings: display: meson-vpu: add third DPI output port
2022-01-07 14:55 ` [PATCH 2/6] dt-bindings: display: meson-vpu: add third DPI output port Neil Armstrong
2022-01-07 22:14 ` Martin Blumenstingl
@ 2022-01-12 1:54 ` Rob Herring
1 sibling, 0 replies; 5+ messages in thread
From: Rob Herring @ 2022-01-12 1:54 UTC (permalink / raw)
To: Neil Armstrong
Cc: devicetree, linux-arm-kernel, dri-devel, linux-amlogic, linux-kernel
On Fri, 07 Jan 2022 15:55:11 +0100, Neil Armstrong wrote:
> Add third port corresponding to the ENCL DPI encoder used to connect
> to DSI or LVDS transceivers.
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
> ---
> .../devicetree/bindings/display/amlogic,meson-vpu.yaml | 5 +++++
> 1 file changed, 5 insertions(+)
>
Reviewed-by: Rob Herring <robh@kernel.org>
^ permalink raw reply [flat|nested] 5+ messages in thread
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2022-01-07 14:55 ` [PATCH 1/6] dt-bindings: display: add Amlogic MIPI DSI Host Controller bindings Neil Armstrong
2022-01-12 1:54 ` Rob Herring
2022-01-07 14:55 ` [PATCH 2/6] dt-bindings: display: meson-vpu: add third DPI output port Neil Armstrong
2022-01-07 22:14 ` Martin Blumenstingl
2022-01-12 1:54 ` Rob Herring
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