Re: [PATCH v4 1/4] dt-bindings: mmc: Add StarFive MMC module

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On 2023/2/16 0:49, Shengyu Qu wrote:
> Hello William,
> 
> Thanks for your reply. So there's v5 series? Btw, please fix maintainer information:
> 
> https://patchwork.kernel.org/project/linux-riscv/patch/20230215080203.27445-1-lukas.bulwahn@xxxxxxxxx/
> 
> Best regards,
> 
> Shengyu
> 
Hi Shengyu,

Here is v4 series, and I fixed the maintainer information in this series which
Uffe would merge in his next branch.
Thanks for taking time to review this patch series.

Best Regards
William
>>
>> On 2023/2/15 19:59, Shengyu Qu wrote:
>>> Hello William,
>>>
>>> Are you sure changing driver is better than changing yaml bindings? All
>>>
>>> previous version sent was syscon and sysreg seems not consistent with
>>>
>>> other codes.
>>>
>>> Best regards,
>>>
>>> Shengyu
>>>
>> Hi Shengyu,
>>
>> After discussing with colleagues, we decided to restore the lable name to
>> sys_syscon, and sysreg was just a unique name for the functionality of MMC,
>> which will be used in all future versions.
>>
>> Thanks for taking time reviewing this patch series.
>>
>> Best Regards
>> William
>>
>>>> Add documentation to describe StarFive designware mobile storage
>>>> host controller driver.
>>>>
>>>> Signed-off-by: William Qiu <william.qiu@xxxxxxxxxxxxxxxx>
>>>> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
>>>> ---
>>>>    .../bindings/mmc/starfive,jh7110-mmc.yaml     | 77 +++++++++++++++++++
>>>>    1 file changed, 77 insertions(+)
>>>>    create mode 100644 Documentation/devicetree/bindings/mmc/starfive,jh7110-mmc.yaml
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/mmc/starfive,jh7110-mmc.yaml b/Documentation/devicetree/bindings/mmc/starfive,jh7110-mmc.yaml
>>>> new file mode 100644
>>>> index 000000000000..51e1b04e799f
>>>> --- /dev/null
>>>> +++ b/Documentation/devicetree/bindings/mmc/starfive,jh7110-mmc.yaml
>>>> @@ -0,0 +1,77 @@
>>>> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
>>>> +%YAML 1.2
>>>> +---
>>>> +$id: http://devicetree.org/schemas/mmc/starfive,jh7110-mmc.yaml#
>>>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>>>> +
>>>> +title: StarFive Designware Mobile Storage Host Controller
>>>> +
>>>> +description:
>>>> +  StarFive uses the Synopsys designware mobile storage host controller
>>>> +  to interface a SoC with storage medium such as eMMC or SD/MMC cards.
>>>> +
>>>> +allOf:
>>>> +  - $ref: synopsys-dw-mshc-common.yaml#
>>>> +
>>>> +maintainers:
>>>> +  - William Qiu <william.qiu@xxxxxxxxxxxxxxxx>
>>>> +
>>>> +properties:
>>>> +  compatible:
>>>> +    const: starfive,jh7110-mmc
>>>> +
>>>> +  reg:
>>>> +    maxItems: 1
>>>> +
>>>> +  clocks:
>>>> +    items:
>>>> +      - description: biu clock
>>>> +      - description: ciu clock
>>>> +
>>>> +  clock-names:
>>>> +    items:
>>>> +      - const: biu
>>>> +      - const: ciu
>>>> +
>>>> +  interrupts:
>>>> +    maxItems: 1
>>>> +
>>>> +  starfive,sysreg:
>>>> +    $ref: /schemas/types.yaml#/definitions/phandle-array
>>>> +    items:
>>>> +      - items:
>>>> +          - description: phandle to System Register Controller syscon node
>>>> +          - description: offset of SYS_SYSCONSAIF__SYSCFG register for MMC controller
>>>> +          - description: shift of SYS_SYSCONSAIF__SYSCFG register for MMC controller
>>>> +          - description: mask of SYS_SYSCONSAIF__SYSCFG register for MMC controller
>>>> +    description:
>>>> +      Should be four parameters, the phandle to System Register Controller
>>>> +      syscon node and the offset/shift/mask of SYS_SYSCONSAIF__SYSCFG register
>>>> +      for MMC controller.
>>>> +
>>>> +required:
>>>> +  - compatible
>>>> +  - reg
>>>> +  - clocks
>>>> +  - clock-names
>>>> +  - interrupts
>>>> +  - starfive,sysreg
>>>> +
>>>> +unevaluatedProperties: false
>>>> +
>>>> +examples:
>>>> +  - |
>>>> +    mmc@16010000 {
>>>> +        compatible = "starfive,jh7110-mmc";
>>>> +        reg = <0x16010000 0x10000>;
>>>> +        clocks = <&syscrg 91>,
>>>> +                 <&syscrg 93>;
>>>> +        clock-names = "biu","ciu";
>>>> +        resets = <&syscrg 64>;
>>>> +        reset-names = "reset";
>>>> +        interrupts = <74>;
>>>> +        fifo-depth = <32>;
>>>> +        fifo-watermark-aligned;
>>>> +        data-addr = <0>;
>>>> +        starfive,sysreg = <&sys_syscon 0x14 0x1a 0x7c000000>;
>>>> +    };



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