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From:   Enric Balletbo i Serra <enric.balletbo@collabora.com>
To:     linux-kernel@vger.kernel.org
Cc:     linux-mediatek@lists.infradead.org, eizan@chromium.org,
        kernel@collabora.com, drinkcat@chromium.org,
        jitao.shi@mediatek.com, chunkuang.hu@kernel.org,
        hsinyi@chromium.org, matthias.bgg@gmail.com,
        Rob Herring <robh@kernel.org>, Daniel Vetter <daniel@ffwll.ch>,
        David Airlie <airlied@linux.ie>,
        Philipp Zabel <p.zabel@pengutronix.de>,
        Rob Herring <robh+dt@kernel.org>, devicetree@vger.kernel.org,
        dri-devel@lists.freedesktop.org,
        linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 3/7] dt-bindings: display: mediatek: add dsi reset optional property
Date:   Thu, 30 Sep 2021 10:31:46 +0200
Message-Id: <20210930103105.v4.3.Ifec72a83f224b62f24cfc967edfe78c5d276b2e3@changeid>
In-Reply-To: <20210930083150.3317003-1-enric.balletbo@collabora.com>
References: <20210930083150.3317003-1-enric.balletbo@collabora.com>
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Update device tree binding documentation for the dsi to add the optional
property to reset the dsi controller.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Acked-by: Rob Herring <robh@kernel.org>
---

(no changes since v2)

Changes in v2:
- Added a new patch to describe the dsi reset optional property.

 .../devicetree/bindings/display/mediatek/mediatek,dsi.txt   | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
index d30428b9fb33..36b01458f45c 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
@@ -19,6 +19,11 @@ Required properties:
   Documentation/devicetree/bindings/graph.txt. This port should be connected
   to the input port of an attached DSI panel or DSI-to-eDP encoder chip.
 
+Optional properties:
+- resets: list of phandle + reset specifier pair, as described in [1].
+
+[1] Documentation/devicetree/bindings/reset/reset.txt
+
 MIPI TX Configuration Module
 ============================
 
@@ -45,6 +50,7 @@ dsi0: dsi@1401b000 {
 	clocks = <&mmsys MM_DSI0_ENGINE>, <&mmsys MM_DSI0_DIGITAL>,
 		 <&mipi_tx0>;
 	clock-names = "engine", "digital", "hs";
+	resets = <&mmsys MT8173_MMSYS_SW0_RST_B_DISP_DSI0>;
 	phys = <&mipi_tx0>;
 	phy-names = "dphy";
 
-- 
2.30.2