From: Markus Pargmann <mpa@pengutronix.de>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 2/2] video: imxfb: Add feature to setup PWM Contrast Control Register
Date: Thu, 25 Jul 2013 13:38:56 +0000 [thread overview]
Message-ID: <20130725133824.GD16871@s25.your-server.de> (raw)
In-Reply-To: <1374395709-20898-2-git-send-email-shc_work@mail.ru>
Hi,
On Sun, Jul 21, 2013 at 12:35:09PM +0400, Alexander Shiyan wrote:
> This patch adds feature to setup PWM Contrast Control Register.
> This register is used to control the signal output at the contrast pin,
> which controls contrast of the LCD panel.
http://www.spinics.net/lists/linux-fbdev/msg10002.html
Regards,
Markus
>
> Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
> ---
> Documentation/devicetree/bindings/video/fsl,imx-fb.txt | 1 +
> drivers/video/imxfb.c | 2 +-
> 2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/video/fsl,imx-fb.txt b/Documentation/devicetree/bindings/video/fsl,imx-fb.txt
> index 46da08d..be10c65 100644
> --- a/Documentation/devicetree/bindings/video/fsl,imx-fb.txt
> +++ b/Documentation/devicetree/bindings/video/fsl,imx-fb.txt
> @@ -18,6 +18,7 @@ Optional properties:
> - fsl,dmacr: DMA Control Register value. This is optional. By default, the
> register is not modified as recommended by the datasheet.
> - fsl,lscr1: LCDC Sharp Configuration Register value.
> +- fsl,pwmr: LCDC PWM Contrast Control Register value.
>
> Example:
>
> diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c
> index 8e104c4..d98299a 100644
> --- a/drivers/video/imxfb.c
> +++ b/drivers/video/imxfb.c
> @@ -806,8 +806,8 @@ static int imxfb_init_fbinfo(struct platform_device *pdev,
>
> fbi->lscr1 = IMXFB_LSCR1_DEFAULT;
> of_property_read_u32(np, "fsl,lscr1", &fbi->lscr1);
> -
> of_property_read_u32(np, "fsl,dmacr", &fbi->dmacr);
> + of_property_read_u32(np, "fsl,pwmr", &fbi->pwmr);
>
> /* These two function pointers could be used by some specific
> * platforms. */
> --
> 1.8.1.5
>
>
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next prev parent reply other threads:[~2013-07-25 13:38 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-21 8:35 [PATCH 1/2] video: imxfb: Fix retrieve values from DT Alexander Shiyan
2013-07-21 8:35 ` [PATCH 2/2] video: imxfb: Add feature to setup PWM Contrast Control Register Alexander Shiyan
2013-07-25 13:38 ` Markus Pargmann [this message]
2013-07-25 17:20 ` Alexander Shiyan
2013-07-26 7:38 ` Sascha Hauer
2013-07-26 7:59 ` [PATCH 2/2] video: imxfb: Add feature to =?UTF-8?B?c2V0dXAgUFdNIENvb Alexander Shiyan
2014-07-01 6:23 ` [PATCH 2/2] video: clps711x: Fix sparse warnings Alexander Shiyan
2014-07-01 10:31 ` Alexander Shiyan
2014-07-04 8:35 ` Alexander Shiyan
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