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SubjectRe: [PATCH v1 01/16] dt-bindings: power: reset: mediatek: add bindings for power device
On Fri, Mar 23, 2018 at 05:14:58PM +0800, sean.wang@mediatek.com wrote:
> From: Sean Wang <sean.wang@mediatek.com>
>
> Add device-tree binding for the power device responsible for shutdown a
> remote SoC, which is a tiny circuit block present on MediaTek PMIC based
> RTC.
>
> Signed-off-by: Sean Wang <sean.wang@mediatek.com>
> ---
> .../bindings/power/reset/mt6397-rtc-poweroff.txt | 24 ++++++++++++++++++++++
> 1 file changed, 24 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/power/reset/mt6397-rtc-poweroff.txt
>
> diff --git a/Documentation/devicetree/bindings/power/reset/mt6397-rtc-poweroff.txt b/Documentation/devicetree/bindings/power/reset/mt6397-rtc-poweroff.txt
> new file mode 100644
> index 0000000..75a9d7d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/reset/mt6397-rtc-poweroff.txt
> @@ -0,0 +1,24 @@
> +Device-Tree bindings for Power Device on MediaTek PMIC RTC
> +
> +The power device is responsible for externally power off or on the remote
> +MediaTek SoC through the a tiny circuit block BBPU inside PMIC RTC.
> +
> +Required parent node:
> +- rtc
> + For MediaTek PMIC RTC bindings, see:
> + Documentation/devicetree/bindings/mfd/mt6397.txt
> +
> +Required properties:
> +- compatible: Should be one of follows
> + "mediatek,mt6323-rtc-poweroff": for MT6323 PMIC
> + "mediatek,mt6397-rtc-poweroff": for MT6397 PMIC
> +
> +Example:
> +
> + rtc {
> + compatible = "mediatek,mt6323-rtc";
> +
> + power-off {
> + compatible = "mediatek,mt6323-rtc-poweroff";
> + };

There's no need for this node. The OS can register a device in the rtc
driver.

> + };
> --
> 2.7.4
>

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