[PATCH] dt-bindings: nvmem: mediatek: Convert binding to YAML
allen-kh.cheng
allen-kh.cheng at mediatek.com
Mon Apr 25 02:54:16 PDT 2022
Hi Krzysztof,
On Mon, 2022-04-25 at 11:36 +0200, Krzysztof Kozlowski wrote:
> On 22/04/2022 14:38, Allen-KH Cheng wrote:
> > Convert Mediatek EFUSE devicetree binding to YAML.
> >
> > Signed-off-by: Allen-KH Cheng <allen-kh.cheng at mediatek.com>
> > ---
> > .../devicetree/bindings/nvmem/mtk-efuse.txt | 43 ------------
> > .../devicetree/bindings/nvmem/mtk-efuse.yaml | 69
> > +++++++++++++++++++
>
> Same comments as usual, so "vendor,device-name", e.g.
> "mediatek,efuse"
> if this is going to match all possible future MediaTek chips or
> "mediatek,mt7622-efuse"
>
>
> Folks in MediaTek: it would be useful if we did not have to repeat
> same
> review to all of you for every patch. If you keep forcing the
> reviewers
> to repeat the same and the same, eventually they become grumpier and
> grumpier. :)
>
I apologize any inconvenience caused.
I send PATCH v2 about efuse yaml about file naming and will correct the
below suggestion in next version (v3).
Thanks,
Allen
> > 2 files changed, 69 insertions(+), 43 deletions(-)
> > delete mode 100644 Documentation/devicetree/bindings/nvmem/mtk-
> > efuse.txt
> > create mode 100644 Documentation/devicetree/bindings/nvmem/mtk-
> > efuse.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/nvmem/mtk-efuse.txt
> > b/Documentation/devicetree/bindings/nvmem/mtk-efuse.txt
> > deleted file mode 100644
> > index 39d529599444..000000000000
> > --- a/Documentation/devicetree/bindings/nvmem/mtk-efuse.txt
> > +++ /dev/null
> > @@ -1,43 +0,0 @@
> > -= Mediatek MTK-EFUSE device tree bindings =
> > -
> > -This binding is intended to represent MTK-EFUSE which is found in
> > most Mediatek SOCs.
> > -
> > -Required properties:
> > -- compatible: should be
> > - "mediatek,mt7622-efuse", "mediatek,efuse": for MT7622
> > - "mediatek,mt7623-efuse", "mediatek,efuse": for MT7623
> > - "mediatek,mt8173-efuse" or "mediatek,efuse": for MT8173
> > - "mediatek,mt8192-efuse", "mediatek,efuse": for MT8192
> > - "mediatek,mt8195-efuse", "mediatek,efuse": for MT8195
> > - "mediatek,mt8516-efuse", "mediatek,efuse": for MT8516
> > -- reg: Should contain registers location and length
> > -- bits: contain the bits range by offset and size
> > -
> > -= Data cells =
> > -Are child nodes of MTK-EFUSE, bindings of which as described in
> > -bindings/nvmem/nvmem.txt
> > -
> > -Example:
> > -
> > - efuse: efuse at 10206000 {
> > - compatible = "mediatek,mt8173-efuse";
> > - reg = <0 0x10206000 0 0x1000>;
> > - #address-cells = <1>;
> > - #size-cells = <1>;
> > -
> > - /* Data cells */
> > - thermal_calibration: calib at 528 {
> > - reg = <0x528 0xc>;
> > - };
> > - };
> > -
> > -= Data consumers =
> > -Are device nodes which consume nvmem data cells.
> > -
> > -For example:
> > -
> > - thermal {
> > - ...
> > - nvmem-cells = <&thermal_calibration>;
> > - nvmem-cell-names = "calibration";
> > - };
> > diff --git a/Documentation/devicetree/bindings/nvmem/mtk-efuse.yaml
> > b/Documentation/devicetree/bindings/nvmem/mtk-efuse.yaml
> > new file mode 100644
> > index 000000000000..307c05f69cb9
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/nvmem/mtk-efuse.yaml
> > @@ -0,0 +1,69 @@
> > +# SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause
> > +%YAML 1.2
> > +---
> > +$id:
> > https://urldefense.com/v3/__http://devicetree.org/schemas/nvmem/mtk-efuse.yaml*__;Iw!!CTRNKA9wMg0ARbw!wc1yfopXxX52S6WVI7AaQOt9pyfWpI84LB7x7UHj-1JTUFXqolhboZm8pPKiQBw__GKGfw$
> >
> > +$schema:
> > https://urldefense.com/v3/__http://devicetree.org/meta-schemas/core.yaml*__;Iw!!CTRNKA9wMg0ARbw!wc1yfopXxX52S6WVI7AaQOt9pyfWpI84LB7x7UHj-1JTUFXqolhboZm8pPKiQByiHIvwkg$
> >
> > +
> > +title: Mediatek eFuse device tree bindings
>
> s/device tree bindings//
>
> Folks in MediaTek: it would be useful if we did not have to repeat
> same
> review to all of you for every patch.
>
> > +
> > +maintainers:
> > + - Lala Lin <lala.lin at mediatek.com>
> > + - Allen-KH Cheng <allen-kh.cheng at mediatek.com>
> > +
> > +allOf:
> > + - $ref: "nvmem.yaml#"
> > +
> > +properties:
> > + compatible:
> > + oneOf:
> > + - const: mediatek,efuse
>
> 1. Please add a comment for which compatible this is valid. Such
> generic
> compatibles should not be used standalone. The binding was accepted
> (without DT review), so it's done, but let's not spread it over new
> DTS.
>
> Actually I would prefer to deprecate it in second patch.
>
> 2. Same comments as usual - this is enum.
> Folks in MediaTek: it would be useful if we did not have to repeat
> same
> review to all of you for every patch.
>
> > + - const: mediatek,mt8173-efuse
> > + - items:
> > + - enum:
> > + - mediatek,mt7622-efuse
> > + - mediatek,mt7623-efuse
> > + - mediatek,mt8183-efuse
> > + - mediatek,mt8192-efuse
> > + - mediatek,mt8195-efuse
> > + - mediatek,mt8516-efuse
> > + - const: mediatek,efuse
> > +
> > + reg:
> > + maxItems: 1
> > +
> > +patternProperties:
> > + "^.*@[0-9a-f]+$":
> > + type: object
>
> No need, it comes from nvmem.yaml.
> > +
> > + properties:
> > + reg:
> > + maxItems: 1
> > + description:
> > + Offset and size in bytes within the storage device.
> > +
> > + required:
> > + - reg
> > +
> > + additionalProperties: false
> > +
> > +required:
> > + - compatible
> > + - reg
> > +
> > +unevaluatedProperties: false
> > +
> > +examples:
> > + - |
> > +
>
> Unneeded blank line.
>
> > + efuse: efuse at 10206000 {
> > + compatible = "mediatek,mt8173-efuse";
> > + reg = <0x10206000 0x1000>;
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > +
> > + /* Data cells */
> > + thermal_calibration: calib at 528 {
> > + reg = <0x528 0xc>;
> > + };
> > + };
> > +...
>
>
> Best regards,
> Krzysztof
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