linux-kernel - [PATCH v19 2/6] dt-binding: i2c: mt65xx: add vbus-supply property

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Date:   Thu, 15 Apr 2021 01:29:12 +0800
From:   Hsin-Yi Wang <hsinyi@...omium.org>
To:     Wolfram Sang <wsa@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Cc:     linux-i2c@...r.kernel.org, Qii Wang <qii.wang@...iatek.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mark Brown <broonie@...nel.org>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Bibby Hsieh <bibby.hsieh@...iatek.com>,
        Arnd Bergmann <arnd@...db.de>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        intel-gfx@...ts.freedesktop.org
Subject: [PATCH v19 2/6] dt-binding: i2c: mt65xx: add vbus-supply property

Add vbus-supply property for mt65xx. The regulator can be passed into
core and turned off during suspend/sleep to reduce power consumption.

Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
---
 Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt
index 7f0194fdd0cc..2c45647e9f0b 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt
@@ -32,6 +32,7 @@ Optional properties:
   - mediatek,have-pmic: platform can control i2c form special pmic side.
     Only mt6589 and mt8135 support this feature.
   - mediatek,use-push-pull: IO config use push-pull mode.
+  - vbus-supply: phandle to the regulator that provides power to SCL/SDA.
 
 Example:
 
-- 
2.31.1.295.g9ea45b61b8-goog