From: Maxime Ripard <maxime.ripard@bootlin.com>
To: Chen-Yu Tsai <wens@csie.org>
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/5] ARM: dts: sun5i: q8-tablet: Add LCD Panel power supply
Date: Mon, 28 Jan 2019 11:53:08 +0100 [thread overview]
Message-ID: <20190128105308.jynl4hdptiprkhqo@flea> (raw)
In-Reply-To: <20190127144838.3578-5-wens@csie.org>
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On Sun, Jan 27, 2019 at 10:48:37PM +0800, Chen-Yu Tsai wrote:
> The A13 Q8 tablet, following the A13 reference tablet design, has the
> system's fixed 3.3V rail feed the VCC supply of the LCD panel.
> Additional voltage rails used by the panel are generated using a
> regulator fed from the unregulated IPSOUT output of the PMIC. The latter
> is unrepresentable in the device tree. Both are controlled with MOSFETs
> by the enable GPIO added in the previous patch. The actual enable or
> reset pin for the panel is tied directly to LCD-VCC after the MOSFET.
>
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Applied, thanks!
Maxime
--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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next prev parent reply other threads:[~2019-01-28 10:53 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-27 14:48 [PATCH 0/5] ARM: dts: sun5i: q8-tablet: Complete LCD panel description Chen-Yu Tsai
2019-01-27 14:48 ` [PATCH 1/5] ARM: dts: sun5i: Add backlight GPIO for reference design tablet Chen-Yu Tsai
2019-01-28 10:51 ` Maxime Ripard
2019-01-27 14:48 ` [PATCH 2/5] ARM: dts: sun5i: q8-tablet: Move panel properties to correct node level Chen-Yu Tsai
2019-01-28 10:52 ` Maxime Ripard
2019-01-27 14:48 ` [PATCH 3/5] ARM: dts: sun5i: q8-tablet: Add LCD Panel enable GPIO Chen-Yu Tsai
2019-01-28 10:52 ` Maxime Ripard
2019-01-27 14:48 ` [PATCH 4/5] ARM: dts: sun5i: q8-tablet: Add LCD Panel power supply Chen-Yu Tsai
2019-01-28 10:53 ` Maxime Ripard [this message]
2019-01-27 14:48 ` [PATCH 5/5] ARM: dts: sun5i: q8-tablet: Use bananapi,s070wv20-ct16 panel compatible Chen-Yu Tsai
2019-01-28 10:53 ` Maxime Ripard
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