[PATCH v3 6/7] dt-bindings: mmc: convert amlogic,meson-gx.txt to dt-schema

[Ulf Hansson]

On Mon, 23 Jan 2023 at 11:10, Neil Armstrong <neil.armstrong at linaro.org> wrote:
>
> Convert the Amlogic SD / eMMC controller for S905/GXBB family SoCs
> to dt-schema.
>
> Take in account the used variant with amlogic,meson-gx-mmc.
>
> Signed-off-by: Neil Armstrong <neil.armstrong at linaro.org>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  .../bindings/mmc/amlogic,meson-gx-mmc.yaml         | 73 ++++++++++++++++++++++
>  .../devicetree/bindings/mmc/amlogic,meson-gx.txt   | 39 ------------
>  2 files changed, 73 insertions(+), 39 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml
> new file mode 100644
> index 000000000000..46e235bf228b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml
> @@ -0,0 +1,73 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mmc/amlogic,meson-gx-mmc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Amlogic SD / eMMC controller for S905/GXBB family SoCs
> +
> +description:
> +  The MMC 5.1 compliant host controller on Amlogic provides the
> +  interface for SD, eMMC and SDIO devices
> +
> +maintainers:
> +  - Neil Armstrong <neil.armstrong at linaro.org>
> +
> +allOf:
> +  - $ref: mmc-controller.yaml#
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - const: amlogic,meson-axg-mmc
> +      - items:
> +          - const: amlogic,meson-gx-mmc
> +          - const: amlogic,meson-gxbb-mmc
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 3
> +
> +  clock-names:
> +    items:
> +      - const: core
> +      - const: clkin0
> +      - const: clkin1
> +
> +  resets:
> +    maxItems: 1
> +
> +  amlogic,dram-access-quirk:
> +    type: boolean
> +    description:
> +      set when controller's internal DMA engine cannot access the DRAM memory,
> +      like on the G12A dedicated SDIO controller.
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - resets
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    mmc at 70000 {
> +        compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
> +        reg = <0x70000 0x2000>;
> +        interrupts = <GIC_SPI 216 IRQ_TYPE_EDGE_RISING>;
> +        clocks = <&clk_mmc>, <&xtal>, <&clk_div>;
> +        clock-names = "core", "clkin0", "clkin1";
> +        pinctrl-0 = <&emm_pins>;
> +        resets = <&reset_mmc>;
> +    };
> diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt
> deleted file mode 100644
> index ccc5358db131..000000000000
> --- a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt
> +++ /dev/null
> @@ -1,39 +0,0 @@
> -Amlogic SD / eMMC controller for S905/GXBB family SoCs
> -
> -The MMC 5.1 compliant host controller on Amlogic provides the
> -interface for SD, eMMC and SDIO devices.
> -
> -This file documents the properties in addition to those available in
> -the MMC core bindings, documented by mmc.txt.
> -
> -Required properties:
> -- compatible : contains one of:
> -  - "amlogic,meson-gx-mmc"
> -  - "amlogic,meson-gxbb-mmc"
> -  - "amlogic,meson-gxl-mmc"
> -  - "amlogic,meson-gxm-mmc"
> -  - "amlogic,meson-axg-mmc"
> -- clocks     : A list of phandle + clock-specifier pairs for the clocks listed in clock-names.
> -- clock-names: Should contain the following:
> -       "core" - Main peripheral bus clock
> -       "clkin0" - Parent clock of internal mux
> -       "clkin1" - Other parent clock of internal mux
> -  The driver has an internal mux clock which switches between clkin0 and clkin1 depending on the
> -  clock rate requested by the MMC core.
> -- resets     : phandle of the internal reset line
> -
> -Optional properties:
> -- amlogic,dram-access-quirk: set when controller's internal DMA engine cannot access the
> -  DRAM memory, like on the G12A dedicated SDIO controller.
> -
> -Example:
> -
> -       sd_emmc_a: mmc at 70000 {
> -               compatible = "amlogic,meson-gxbb-mmc";
> -               reg = <0x0 0x70000 0x0 0x2000>;
> -               interrupts = < GIC_SPI 216 IRQ_TYPE_EDGE_RISING>;
> -               clocks = <&clkc CLKID_SD_EMMC_A>, <&xtal>, <&clkc CLKID_FCLK_DIV2>;
> -               clock-names = "core", "clkin0", "clkin1";
> -               pinctrl-0 = <&emmc_pins>;
> -               resets = <&reset RESET_SD_EMMC_A>;
> -       };
>
> --
> 2.34.1
>