[PATCH 2/6] dt-bindings: display: add Amlogic MIPI DSI Host Controller bindings
Neil Armstrong
narmstrong at baylibre.com
Tue Sep 15 12:28:08 EDT 2020
On 15/09/2020 17:41, Rob Herring wrote:
> On Mon, Sep 07, 2020 at 10:18:21AM +0200, Neil Armstrong wrote:
>> The Amlogic AXg 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 other
>> Amlogic SoCs.
>>
>> Signed-off-by: Neil Armstrong <narmstrong at baylibre.com>
>> ---
>> .../display/amlogic,meson-dw-mipi-dsi.yaml | 115 ++++++++++++++++++
>> 1 file changed, 115 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..6177f45ea1a6
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/display/amlogic,meson-dw-mipi-dsi.yaml
>> @@ -0,0 +1,115 @@
>> +# 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 at 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-axg-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:
>> + type: object
>> +
>> + properties:
>> + port at 0:
>> + type: object
>> + description: Input node to receive pixel data.
>> + port at 1:
>> + type: object
>> + description: DSI output node to panel.
>> +
>> + required:
>> + - port at 0
>> + - port at 1
>> +
>> +required:
>> + - compatible
>> + - reg
>> + - clocks
>> + - clock-names
>> + - resets
>> + - reset-names
>> + - phys
>> + - phy-names
>> + - ports
>> +
>> +additionalProperties: false
>
> Presumably you may have panel/bridge child nodes, so this needs to be
> 'unevaluatedProperties: false'.
OK,
Thanks.
Neil
>
> Rob
>
More information about the linux-amlogic
mailing list