linux-kernel - Re: [PATCH] drm/bridge: it6505: Fix inverted reset polarity

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Message-Id: <173072492636.262894.11094550143215575349.b4-ty@chromium.org>
Date: Mon, 04 Nov 2024 20:55:26 +0800
From: Chen-Yu Tsai <wenst@...omium.org>
To: Andrzej Hajda <andrzej.hajda@...el.com>, 
 Neil Armstrong <neil.armstrong@...aro.org>, Robert Foss <rfoss@...nel.org>, 
 Laurent Pinchart <Laurent.pinchart@...asonboard.com>, 
 Jonas Karlman <jonas@...boo.se>, Jernej Skrabec <jernej.skrabec@...il.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 Chen-Yu Tsai <wenst@...omium.org>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 linux-mediatek@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, 
 stable@...r.kernel.org
Subject: Re: [PATCH] drm/bridge: it6505: Fix inverted reset polarity


On Tue, 29 Oct 2024 17:54:10 +0800, Chen-Yu Tsai wrote:
> The IT6505 bridge chip has a active low reset line. Since it is a
> "reset" and not an "enable" line, the GPIO should be asserted to
> put it in reset and deasserted to bring it out of reset during
> the power on sequence.
> 
> The polarity was inverted when the driver was first introduced, likely
> because the device family that was targeted had an inverting level
> shifter on the reset line.
> 
> [...]

Applied, thanks!

[1/1] drm/bridge: it6505: Fix inverted reset polarity
      commit: c5f3f21728b069412e8072b8b1d0a3d9d3ab0265

Best regards,
-- 
Chen-Yu Tsai <wenst@...omium.org>