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From: Lee Jones <lee.jones@linaro.org>
To: Enric Balletbo i Serra
	<enric.balletbo-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>
Cc: linux-pwm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Daniel Thompson
	<daniel.thompson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Heiko Stuebner <heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org>,
	Bartlomiej Zolnierkiewicz
	<b.zolnierkie-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
	Jingoo Han <jingoohan1-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Thierry Reding
	<thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Jacek Anaszewski
	<jacek.anaszewski-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Pavel Machek <pavel-+ZI9xUNit7I@public.gmane.org>,
	groeck-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org,
	Richard Purdie <rpurdie-Fm38FmjxZ/leoWH0uzbU5w@public.gmane.org>,
	kernel-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org
Subject: Re: [RESEND PATCH v5 2/5] dt-bindings: pwm-backlight: add PWM delay proprieties.
Date: Mon, 19 Feb 2018 09:22:47 +0000	[thread overview]
Message-ID: <20180219092247.estv4d2v6cbopx6z@dell> (raw)
In-Reply-To: <20180216174034.15936-2-enric.balletbo-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>

On Fri, 16 Feb 2018, Enric Balletbo i Serra wrote:

> Hardware needs a delay between setting an initial (non-zero) PWM and
> enabling the backlight using GPIO. The post-pwm-on-delay-ms specifies
> this delay in milli seconds. Hardware also needs a delay between disabing
> the backlight using GPIO and setting PWM value to 0. The pwm-off-delay-ms
> is this delay in milli seconds.
> 
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
> Acked-by: Pavel Machek <pavel@ucw.cz>
> ---
> Based on the original Huang Lin <hl@rock-chips.com> work.
> 
> Changes since v4:
>  - Rebase on top of mainline.
> Changes since v3:
>  - Replace us for ms.
>  - Add Acked-by: Pavel Machek <pavel@ucw.cz>
> Changes since v2:
>  - Use separate properties (Rob Herring)
> Changes since v1:
>  - As suggested by Daniel Thompson
>    - Do not assume power-on delay and power-off delay will be the same
> 
>  Documentation/devicetree/bindings/leds/backlight/pwm-backlight.txt | 6 ++++++
>  1 file changed, 6 insertions(+)

Looks like this still needs an Ack.

Also, you didn't supply a 0th (cover-letter) patch, so I have no idea
of patch history or your future intentions.

Are there build-time dependencies between them or can each patch be
merged via their respective trees without the fear of merge/build
failure?

-- 
Lee Jones
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog

  parent reply	other threads:[~2018-02-19  9:22 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-16 17:40 [RESEND PATCH v5 1/5] pwm-backlight: enable/disable the PWM before/after LCD enable toggle Enric Balletbo i Serra
2018-02-16 17:40 ` [RESEND PATCH v5 2/5] dt-bindings: pwm-backlight: add PWM delay proprieties Enric Balletbo i Serra
     [not found]   ` <20180216174034.15936-2-enric.balletbo-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>
2018-02-19  9:22     ` Lee Jones [this message]
2018-02-19  9:56       ` Heiko Stuebner
2018-02-19 10:39         ` Lee Jones
2018-02-19 11:11     ` Daniel Thompson
2018-03-09 10:14       ` Enric Balletbo Serra
2018-03-12  9:10         ` Lee Jones
2018-03-19 16:58   ` Thierry Reding
2018-02-16 17:40 ` [RESEND PATCH v5 3/5] pwm-backlight: add support for PWM delays proprieties Enric Balletbo i Serra
2018-03-19 16:59   ` Thierry Reding
2018-02-16 17:40 ` [RESEND PATCH v5 4/5] ARM: dts: rockchip: set PWM delay backlight settings for Veyron Enric Balletbo i Serra
2018-02-16 17:40 ` [RESEND PATCH v5 5/5] ARM: dts: rockchip: set PWM delay backlight settings for Minnie Enric Balletbo i Serra
     [not found] ` <20180216174034.15936-1-enric.balletbo-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>
2018-03-19 16:58   ` [RESEND PATCH v5 1/5] pwm-backlight: enable/disable the PWM before/after LCD enable toggle Thierry Reding
2018-03-19 18:28     ` Enric Balletbo i Serra

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