[Letux-kernel] [PATCH v6 2/6] Bindings: nvmem: add bindings for JZ4780 efuse

H. Nikolaus Schaller hns at goldelico.com
Thu Feb 27 15:55:19 CET 2020


> Am 27.02.2020 um 15:49 schrieb Paul Cercueil <paul at crapouillou.net>:
> 
> Hi Nikolaus,
> 
> 
> Le mer., févr. 26, 2020 at 12:15, H. Nikolaus Schaller <hns at goldelico.com> a écrit :
>> From: PrasannaKumar Muralidharan <prasannatsmkumar at gmail.com>
>> This patch brings support for the JZ4780 efuse. Currently it only exposes
>> a read only access to the entire 8K bits efuse memory.
>> Tested-by: Mathieu Malaterre <malat at debian.org>
>> Signed-off-by: PrasannaKumar Muralidharan <prasannatsmkumar at gmail.com>
>> Signed-off-by: Mathieu Malaterre <malat at debian.org>
>> Signed-off-by: H. Nikolaus Schaller <hns at goldelico.com>
>> [converted to yaml]
>> Signed-off-by: Andreas Kemnade <andreas at kemnade.info>
>> ---
>> .../bindings/nvmem/ingenic,jz4780-efuse.yaml  | 50 +++++++++++++++++++
>> 1 file changed, 50 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.yaml
>> diff --git a/Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.yaml b/Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.yaml
>> new file mode 100644
>> index 000000000000..b9c0ea09b335
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/nvmem/ingenic,jz4780-efuse.yaml
>> @@ -0,0 +1,50 @@
>> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/nvmem/ingenic,jz4780-efuse.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Ingenic JZ EFUSE driver bindings
>> +
>> +maintainers:
>> +  - PrasannaKumar Muralidharan <prasannatsmkumar at gmail.com>
>> +
>> +allOf:
>> +  - $ref: "nvmem.yaml#"
>> +
>> +properties:
>> +  compatible:
>> +    enum:
>> +      - ingenic,jz4780-efuse
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  clocks:
>> +    # Handle for the ahb for the efuse.
>> +    maxItems: 1
>> +
>> +  clock-names:
>> +    items:
>> +      - const: ahb2
> 
> Your driver does not actually require the clock to be 'ahb2', it will take the first clock independently of its name. So 'clock-names' can be dropped.
> 
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +  - clocks
>> +
>> +unevaluatedProperties: false
>> +
>> +examples:
>> +  - |
>> +    #include <dt-bindings/clock/jz4780-cgu.h>
>> +
>> +    efuse at 134100d0 {
>> +        compatible = "ingenic,jz4780-efuse";
>> +        reg = <0x134100d0 0x2c>;
>> +
>> +        clocks = <&cgu JZ4780_CLK_AHB2>;
>> +        clock-names = "ahb2";
> 
> Same here.

Ok! Will also update in the real .dts.

BR and thanks,
Nikolaus



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