[PATCH 02/13] dt-bindings: nvmem: add mt6323 PMIC EFUSE
Krzysztof Kozlowski
krzk at kernel.org
Wed May 6 00:57:29 PDT 2026
On 04/05/2026 20:24, Roman Vivchar via B4 Relay wrote:
> From: Roman Vivchar <rva333 at protonmail.com>
>
> The MediaTek mt6323 PMIC includes an EFUSE used for storing calibration
> data.
>
> Add the device tree binding documentation for the MediaTek mt6323 EFUSE.
>
> Tested-by: Ben Grisdale <bengris32 at protonmail.ch> # Amazon Echo Dot (2nd Generation)
Drop.
I actually wonder how v1 could even receive such tags.
> Signed-off-by: Roman Vivchar <rva333 at protonmail.com>
> ---
> .../bindings/nvmem/mediatek,mt6323-efuse.yaml | 42 ++++++++++++++++++++++
> 1 file changed, 42 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/nvmem/mediatek,mt6323-efuse.yaml b/Documentation/devicetree/bindings/nvmem/mediatek,mt6323-efuse.yaml
> new file mode 100644
> index 000000000000..eb2437b0c1f0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/nvmem/mediatek,mt6323-efuse.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/nvmem/mediatek,mt6323-efuse.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek MT6323 PMIC EFUSE
> +
> +description: |
Do not need '|' unless you need to preserve formatting.
> + MT6323 efuse is used for storing calibration data, such as thermal sensor
> + calibration.
> +
> +maintainers:
> + - Roman Vivchar <rva333 at protonmail.com>
> +
> +allOf:
> + - $ref: nvmem.yaml#
> +
> +properties:
> + compatible:
> + const: mediatek,mt6323-efuse
> +
> +required:
> + - compatible
Again, heavily incomplete binding. How do you access the efuse memory if
device has no resources?
Best regards,
Krzysztof
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