linux-kernel - Re: [PATCH 10/12] dt-bindings: nvmem: Describe the Amlogic Meson6/Meson8/Meson8b efuse

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Date:   Thu, 12 Oct 2017 22:52:07 +0200
From:   Martin Blumenstingl <martin.blumenstingl@...glemail.com>
To:     srinivas.kandagatla@...aro.org
Cc:     gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 10/12] dt-bindings: nvmem: Describe the Amlogic
 Meson6/Meson8/Meson8b efuse

On Mon, Oct 9, 2017 at 3:26 PM,  <srinivas.kandagatla@...aro.org> wrote:
> From: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
>
> Amlogic Meson6, Meson8 and Meson8b SoCs have an efuse which contains
> calibration data from the factory (for the internal temperature sensor
> and some CVBS connector settings). Some manufacturers also store the MAC
> address or serial number in the efuse.
>
> This documents the devicetree bindings for the efuse on these SoCs.
>
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
I also got Rob's ACK for this patch, see [0]

> ---
>  .../bindings/nvmem/amlogic-meson-mx-efuse.txt      | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/nvmem/amlogic-meson-mx-efuse.txt
>
> diff --git a/Documentation/devicetree/bindings/nvmem/amlogic-meson-mx-efuse.txt b/Documentation/devicetree/bindings/nvmem/amlogic-meson-mx-efuse.txt
> new file mode 100644
> index 000000000000..a3c63954a1a4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/nvmem/amlogic-meson-mx-efuse.txt
> @@ -0,0 +1,22 @@
> +Amlogic Meson6/Meson8/Meson8b efuse
> +
> +Required Properties:
> +- compatible: depending on the SoC this should be one of:
> +       - "amlogic,meson6-efuse"
> +       - "amlogic,meson8-efuse"
> +       - "amlogic,meson8b-efuse"
> +- reg: base address and size of the efuse registers
> +- clocks: a reference to the efuse core gate clock
> +- clock-names: must be "core"
> +
> +All properties and sub-nodes as well as the consumer bindings
> +defined in nvmem.txt in this directory are also supported.
> +
> +
> +Example:
> +       efuse: nvmem@0 {
> +               compatible = "amlogic,meson8-efuse";
> +               reg = <0x0 0x2000>;
> +               clocks = <&clkc CLKID_EFUSE>;
> +               clock-names = "core";
> +       };
> --
> 2.11.0
>

[0] http://lists.infradead.org/pipermail/linux-amlogic/2017-October/004943.html