linux-kernel - Re: [PATCH v4 07/10] dt-bindings: soc: rockchip: Convert grf.txt to YAML【请注意，邮件由robherring2@...il.com代发】

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Date:   Fri, 30 Apr 2021 08:47:18 +0800
From:   陈亮 <cl@...k-chips.com>
To:     Rob Herring <robh@...nel.org>
Cc:     cl@...k-chips.com, heiko@...ech.de, jagan@...rulasolutions.com,
        wens@...e.org, uwe@...ine-koenig.org, mail@...id-bauer.net,
        jbx6244@...il.com, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        jensenhuang@...endlyarm.com, michael@...rulasolutions.com,
        cnsztl@...il.com, devicetree@...r.kernel.org,
        ulf.hansson@...aro.org, linux-mmc@...r.kernel.org,
        gregkh@...uxfoundation.org, linux-serial@...r.kernel.org,
        linux-i2c@...r.kernel.org, jay.xu@...k-chips.com,
        shawn.lin@...k-chips.com, david.wu@...k-chips.com,
        zhangqing@...k-chips.com, huangtao@...k-chips.com,
        wim@...ux-watchdog.org, linux@...ck-us.net, jamie@...ieiles.com,
        linux-watchdog@...r.kernel.org, maz@...nel.org
Subject: Re: [PATCH v4 07/10] dt-bindings: soc: rockchip: Convert grf.txt to YAML【请注意，邮件由robherring2@...il.com代发】


在 2021/4/30 上午5:24, Rob Herring 写道:
> On Thu, Apr 29, 2021 at 04:13:21PM +0800, cl@...k-chips.com wrote:
>> From: Liang Chen <cl@...k-chips.com>
>>
>> Current dts files with 'grf' nodes are manually verified. In order to
>> automate this process grf.txt has to be converted to YAML.
>>
>> Add new descriptions for:
>> "rockchip,rk3568-grf", "syscon", "simple-mfd"
>> "rockchip,rk3568-pmugrf", "syscon", "simple-mfd"
>>
>> Signed-off-by: Liang Chen <cl@...k-chips.com>
>> ---
>>   .../devicetree/bindings/soc/rockchip/grf.txt  | 61 -------------------
>>   .../devicetree/bindings/soc/rockchip/grf.yaml | 60 ++++++++++++++++++
>>   2 files changed, 60 insertions(+), 61 deletions(-)
>>   delete mode 100644 Documentation/devicetree/bindings/soc/rockchip/grf.txt
>>   create mode 100644 Documentation/devicetree/bindings/soc/rockchip/grf.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/soc/rockchip/grf.txt b/Documentation/devicetree/bindings/soc/rockchip/grf.txt
>> deleted file mode 100644
>> index f96511aa3897..000000000000
>> --- a/Documentation/devicetree/bindings/soc/rockchip/grf.txt
>> +++ /dev/null
>> @@ -1,61 +0,0 @@
>> -* Rockchip General Register Files (GRF)
>> -
>> -The general register file will be used to do static set by software, which
>> -is composed of many registers for system control.
>> -
>> -From RK3368 SoCs, the GRF is divided into two sections,
>> -- GRF, used for general non-secure system,
>> -- SGRF, used for general secure system,
>> -- PMUGRF, used for always on system
>> -
>> -On RK3328 SoCs, the GRF adds a section for USB2PHYGRF,
>> -
>> -ON RK3308 SoC, the GRF is divided into four sections:
>> -- GRF, used for general non-secure system,
>> -- SGRF, used for general secure system,
>> -- DETECTGRF, used for audio codec system,
>> -- COREGRF, used for pvtm,
>> -
>> -Required Properties:
>> -
>> -- compatible: GRF should be one of the following:
>> -   - "rockchip,px30-grf", "syscon": for px30
>> -   - "rockchip,rk3036-grf", "syscon": for rk3036
>> -   - "rockchip,rk3066-grf", "syscon": for rk3066
>> -   - "rockchip,rk3188-grf", "syscon": for rk3188
>> -   - "rockchip,rk3228-grf", "syscon": for rk3228
>> -   - "rockchip,rk3288-grf", "syscon": for rk3288
>> -   - "rockchip,rk3308-grf", "syscon": for rk3308
>> -   - "rockchip,rk3328-grf", "syscon": for rk3328
>> -   - "rockchip,rk3368-grf", "syscon": for rk3368
>> -   - "rockchip,rk3399-grf", "syscon": for rk3399
>> -   - "rockchip,rv1108-grf", "syscon": for rv1108
>> -- compatible: DETECTGRF should be one of the following:
>> -   - "rockchip,rk3308-detect-grf", "syscon": for rk3308
>> -- compatilbe: COREGRF should be one of the following:
>> -   - "rockchip,rk3308-core-grf", "syscon": for rk3308
>> -- compatible: PMUGRF should be one of the following:
>> -   - "rockchip,px30-pmugrf", "syscon": for px30
>> -   - "rockchip,rk3368-pmugrf", "syscon": for rk3368
>> -   - "rockchip,rk3399-pmugrf", "syscon": for rk3399
>> -- compatible: SGRF should be one of the following:
>> -   - "rockchip,rk3288-sgrf", "syscon": for rk3288
>> -- compatible: USB2PHYGRF should be one of the following:
>> -   - "rockchip,px30-usb2phy-grf", "syscon": for px30
>> -   - "rockchip,rk3328-usb2phy-grf", "syscon": for rk3328
>> -- compatible: USBGRF should be one of the following:
>> -   - "rockchip,rv1108-usbgrf", "syscon": for rv1108
>> -- reg: physical base address of the controller and length of memory mapped
>> -  region.
>> -
>> -Example: GRF and PMUGRF of RK3399 SoCs
>> -
>> -	pmugrf: syscon@...20000 {
>> -		compatible = "rockchip,rk3399-pmugrf", "syscon";
>> -		reg = <0x0 0xff320000 0x0 0x1000>;
>> -	};
>> -
>> -	grf: syscon@...70000 {
>> -		compatible = "rockchip,rk3399-grf", "syscon";
>> -		reg = <0x0 0xff770000 0x0 0x10000>;
>> -	};
>> diff --git a/Documentation/devicetree/bindings/soc/rockchip/grf.yaml b/Documentation/devicetree/bindings/soc/rockchip/grf.yaml
>> new file mode 100644
>> index 000000000000..93231b95554b
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/soc/rockchip/grf.yaml
>> @@ -0,0 +1,60 @@
>> +# SPDX-License-Identifier: GPL-2.0
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/soc/rockchip/grf.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Rockchip General Register Files
>> +
>> +maintainers:
>> +  - Heiko Stuebner <heiko@...ech.de>
>> +
>> +properties:
>> +  compatible:
>> +    - items:
> The '-' is the source of your error.
Thanks.
>
>> +        - enum:
>> +            - rockchip,px30-grf
>> +            - rockchip,px30-pmugrf
>> +            - rockchip,px30-usb2phy-grf
>> +            - rockchip,rk3036-grf
>> +            - rockchip,rk3066-grf
>> +            - rockchip,rk3188-grf
>> +            - rockchip,rk3228-grf
>> +            - rockchip,rk3288-grf
>> +            - rockchip,rk3288-sgrf
>> +            - rockchip,rk3308-core-grf
>> +            - rockchip,rk3308-detect-grf
>> +            - rockchip,rk3308-grf
>> +            - rockchip,rk3328-grf
>> +            - rockchip,rk3328-usb2phy-grf
>> +            - rockchip,rk3368-grf
>> +            - rockchip,rk3368-pmugrf
>> +            - rockchip,rk3399-grf
>> +            - rockchip,rk3399-pmugrf
>> +            - rockchip,rk3568-grf
>> +            - rockchip,rk3568-pmugrf
>> +            - rockchip,rv1108-grf
>> +            - rockchip,rv1108-usbgrf
>> +        - const: syscon
>> +        - const: simple-mfd
> 'simple-mfd' was not in the old binding. That implies you have child
> nodes, and if so, they need to be documented. I imagine that will mean
> splitting this into multiple schemas if that's the case.
Maybe add the child nodes and document in a new submit.
>> documented
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +
>> +additionalProperties: false
>> +
>> +examples:
>> +  - |
>> +    pmugrf: syscon@...20000 {
>> +       compatible = "rockchip,rk3399-pmugrf", "syscon", "simple-mfd";
>> +       reg = <0xff320000 0x1000>;
>> +    };
>> +
>> +    grf: syscon@...70000 {
>> +       compatible = "rockchip,rk3399-grf", "syscon", "simple-mfd";
>> +       reg = <0xff770000 0x10000>;
>> +    };
>> -- 
>> 2.17.1
>>
>>
>>
>
>