Re: [RFC PATCH 3/9] dt-bindings: phy: Add SEC DSIM DPHY bindings

From: Rob Herring
Date: Tue Jun 22 2021 - 12:57:01 EST


On Mon, Jun 21, 2021 at 12:54:18PM +0530, Jagan Teki wrote:
> Samsung SEC MIPI DSIM DPHY controller is part of registers
> available in SEC MIPI DSIM bridge for NXP's i.MX8M Mini and
> Nano Processors.
>
> Add dt-bingings for it.
>
> Cc: Kishon Vijay Abraham I <kishon@xxxxxx>
> Cc: Vinod Koul <vkoul@xxxxxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
> ---
> .../bindings/phy/samsung,sec-dsim-dphy.yaml | 56 +++++++++++++++++++
> 1 file changed, 56 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/phy/samsung,sec-dsim-dphy.yaml
>
> diff --git a/Documentation/devicetree/bindings/phy/samsung,sec-dsim-dphy.yaml b/Documentation/devicetree/bindings/phy/samsung,sec-dsim-dphy.yaml
> new file mode 100644
> index 000000000000..c5770c8035e1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/samsung,sec-dsim-dphy.yaml
> @@ -0,0 +1,56 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/phy/samsung,sec-dsim-dphy.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Samsung SEC MIPI DSIM DPHY controller on i.MX8M Mini and Nano SoCs
> +
> +maintainers:
> + - Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
> +
> +properties:
> + "#phy-cells":
> + const: 0
> +
> + compatible:
> + enum:
> + - fsl,imx8mm-sec-dsim-dphy
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + items:
> + - description: Phy Ref Clock
> +
> + clock-names:
> + items:
> + - const: phy_ref

'ref' is sufficient.

> +
> + power-domains:
> + maxItems: 1
> + description: phandle to the associated power domain
> +
> +required:
> + - "#phy-cells"
> + - compatible
> + - reg
> + - clocks
> + - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/imx8mm-clock.h>
> + #include <dt-bindings/power/imx8mm-power.h>
> +
> + dphy: dphy@32e100a4 {

phy@...

> + compatible = "fsl,imx8mm-sec-dsim-dphy";
> + reg = <0x32e100a4 0xbc>;
> + clocks = <&clk IMX8MM_CLK_DSI_PHY_REF>;
> + clock-names = "phy_ref";
> + power-domains = <&dispmix_blk_ctl IMX8MM_BLK_CTL_PD_DISPMIX_MIPI_DPHY>;
> + #phy-cells = <0>;
> + };
> --
> 2.25.1
>
>