linux-kernel - Re: arm64: dts: mt8173: add node for thermal calibration

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Message-ID: <CAGS+omA=aip76=8CcGY7gPUrHj9eLLem=8MBziz99fVDq86zPQ@mail.gmail.com>
Date:   Fri, 13 Jan 2017 16:51:21 +0800
From:   Daniel Kurtz <djkurtz@...omium.org>
To:     Dawei Chien <dawei.chien@...iatek.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Pawel Moll <pawel.moll@....com>,
        Mark Rutland <mark.rutland@....com>,
        Ian Campbell <ijc+devicetree@...lion.org.uk>,
        Kumar Gala <galak@...eaurora.org>,
        "open list:OPEN FIRMWARE AND..." <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        linux-pm@...r.kernel.org,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        srv_heupstream <srv_heupstream@...iatek.com>,
        Sascha Hauer <kernel@...gutronix.de>,
        Punit Agrawal <punit.agrawal@....com>
Subject: Re: arm64: dts: mt8173: add node for thermal calibration

On Fri, Jan 13, 2017 at 1:52 PM, Dawei Chien <dawei.chien@...iatek.com> wrote:
>
> From: "dawei.chien@...iatek.com" <dawei.chien@...iatek.com>
>
> Add this for supporting thermal calibration by e-fuse data.
>
> Signed-off-by: Dawei Chien <dawei.chien@...iatek.com>

Reviewed-by: Daniel Kurtz <djkurtz@...omium.org>

> ---
>  arch/arm64/boot/dts/mediatek/mt8173.dtsi | 7 +++++++
>  1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> index 12e7027..adfac1e 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> @@ -401,6 +401,11 @@
>                 efuse: efuse@...06000 {
>                         compatible = "mediatek,mt8173-efuse";
>                         reg = <0 0x10206000 0 0x1000>;
> +                       #address-cells = <1>;
> +                       #size-cells = <1>;
> +                       thermal_calibration: calib@528 {
> +                               reg = <0x528 0xc>;
> +                       };
>                 };
>
>                 apmixedsys: clock-controller@...09000 {
> @@ -574,6 +579,8 @@
>                         resets = <&pericfg MT8173_PERI_THERM_SW_RST>;
>                         mediatek,auxadc = <&auxadc>;
>                         mediatek,apmixedsys = <&apmixedsys>;
> +                       nvmem-cells = <&thermal_calibration>;
> +                       nvmem-cell-names = "calibration-data";
>                 };
>
>                 nor_flash: spi@...0d000 {
> --
> 1.9.1
>