From: Shawn Guo <shawnguo@kernel.org>
To: "Ulrich Ölmann" <u.oelmann@pengutronix.de>
Cc: "Rob Herring" <robh+dt@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
"Sascha Hauer" <s.hauer@pengutronix.de>,
"NXP Linux Team" <linux-imx@nxp.com>,
"Fabio Estevam" <festevam@gmail.com>,
"Pengutronix Kernel Team" <kernel@pengutronix.de>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
"Oleksij Rempel" <o.rempel@pengutronix.de>,
"Juergen Borleis" <jbe@pengutronix.de>,
"Michael Grzeschik" <m.grzeschik@pengutronix.de>,
"Marco Felsch" <m.felsch@pengutronix.de>,
"Lucas Stach" <l.stach@pengutronix.de>,
"Søren Andersen" <san@skov.dk>, "Sam Ravnborg" <sam@ravnborg.org>
Subject: Re: [PATCH] ARM: dts: imx6: skov: add pwm-regulator to control the panel's VCOM
Date: Sun, 19 Jun 2022 09:42:00 +0800 [thread overview]
Message-ID: <20220619014200.GX254723@dragon> (raw)
In-Reply-To: <20220517071814.3626702-1-u.oelmann@pengutronix.de>
On Tue, May 17, 2022 at 09:18:14AM +0200, Ulrich Ölmann wrote:
> Skov's i.MX6 based boards come in different flavors which have different panels
> attached. For optimal contrast experience each panel type needs an individual
> common voltage (VCOM) to drive its TFT backplane. The latter is generated by an
> LCD bias supply IC controlled by a pwm as input signal. Introduce a pwm-
> regulator to describe this hardware property and parameterize it appropriately
> for the different boards.
>
> Signed-off-by: Ulrich Ölmann <u.oelmann@pengutronix.de>
Applied, thanks!
prev parent reply other threads:[~2022-06-19 1:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-17 7:18 [PATCH] ARM: dts: imx6: skov: add pwm-regulator to control the panel's VCOM Ulrich Ölmann
2022-06-11 9:31 ` Shawn Guo
2022-06-14 12:53 ` Ulrich Ölmann
2022-06-19 1:42 ` Shawn Guo [this message]
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