[PATCH 38/39] dt-bindings: clock: support i.MX95 Display Stream CSR module

[Frank Li]

On Sat, Oct 11, 2025 at 06:51:53PM +0200, Marek Vasut wrote:
> i.MX95 DISPLAY STREAM_CSR includes registers to control DSI PHY settings.
> Add dt-schema for it.
>
> Signed-off-by: Marek Vasut <marek.vasut at mailbox.org>
> ---
> Cc: Abel Vesa <abelvesa at kernel.org>
> Cc: Conor Dooley <conor+dt at kernel.org>
> Cc: Fabio Estevam <festevam at gmail.com>
> Cc: Krzysztof Kozlowski <krzk+dt at kernel.org>
> Cc: Laurent Pinchart <Laurent.pinchart at ideasonboard.com>
> Cc: Liu Ying <victor.liu at nxp.com>
> Cc: Lucas Stach <l.stach at pengutronix.de>
> Cc: Peng Fan <peng.fan at nxp.com>
> Cc: Pengutronix Kernel Team <kernel at pengutronix.de>
> Cc: Rob Herring <robh at kernel.org>
> Cc: Shawn Guo <shawnguo at kernel.org>
> Cc: Thomas Zimmermann <tzimmermann at suse.de>
> Cc: devicetree at vger.kernel.org
> Cc: dri-devel at lists.freedesktop.org
> Cc: imx at lists.linux.dev
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: linux-clk at vger.kernel.org
> ---
>  .../imx/nxp,imx95-display-stream-csr.yaml     | 41 +++++++++++++++++++
>  1 file changed, 41 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/imx/nxp,imx95-display-stream-csr.yaml
>
> diff --git a/Documentation/devicetree/bindings/display/imx/nxp,imx95-display-stream-csr.yaml b/Documentation/devicetree/bindings/display/imx/nxp,imx95-display-stream-csr.yaml
> new file mode 100644
> index 0000000000000..61153120c9378
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/imx/nxp,imx95-display-stream-csr.yaml
> @@ -0,0 +1,41 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/imx/nxp,imx95-display-stream-csr.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP i.MX95 Display Stream Block Control
> +
> +maintainers:
> +  - Marek Vasut <marek.vasut at mailbox.org>
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - nxp,imx95-display-stream-csr
> +          - nxp,imx95-master-stream-csr
> +          - nxp,imx95-mipi-tx-phy-csr
> +      - const: syscon

why need syscon here? why not use standard phy interface.

Frank
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    syscon at 4ad00000 {
> +      compatible = "nxp,imx95-display-stream-csr", "syscon";
> +      reg = <0x4ad00000 0x10000>;
> +      clocks = <&scmi_clk 62>;
> +    };
> +...
> --
> 2.51.0
>