[PATCH 10/12] dt-bindings: mmc: convert amlogic,meson-gx.txt to dt-schema

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Fri Nov 18 06:57:35 PST 2022


On 18/11/2022 15:33, Neil Armstrong wrote:
> Convert the Amlogic SD / eMMC controller for S905/GXBB family SoCs
> to dt-schema.
> 
> Signed-off-by: Neil Armstrong <neil.armstrong at linaro.org>
> ---
>  .../bindings/mmc/amlogic,meson-gx-mmc.yaml         | 78 ++++++++++++++++++++++
>  .../devicetree/bindings/mmc/amlogic,meson-gx.txt   | 39 -----------
>  2 files changed, 78 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..c9545334fd99
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml
> @@ -0,0 +1,78 @@
> +# 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:
> +      - enum:
> +          - amlogic,meson-gx-mmc
> +          - amlogic,meson-axg-mmc
> +      - items:
> +          - enum:
> +              - amlogic,meson-gxbb-mmc
> +              - amlogic,meson-gxl-mmc
> +              - amlogic,meson-gxm-mmc
> +          - const: amlogic,meson-gx-mmc

Mention changes in commit msg. Anyway this might not match existing
usage in DTS. At least amlogic,meson-gxbb-mmc has different order.

> +
> +  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";
> +          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>;

Use 4 spaces for example indentation.


Best regards,
Krzysztof




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