From: Lee Jones <lee.jones@linaro.org>
To: Tony Lindgren <tony@atomide.com>
Cc: Pavel Machek <pavel@ucw.cz>,
kernel list <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-omap@vger.kernel.org, sre@kernel.org, nekit1000@gmail.com,
mpartap@gmx.net, merlijn@wizzup.org, martin_rysavy@centrum.cz,
agx@sigxcpu.org, daniel.thompson@linaro.org,
jingoohan1@gmail.com, dri-devel@lists.freedesktop.org,
tomi.valkeinen@ti.com, jjhiblot@ti.com
Subject: Re: [PATCH] backlight: add led-backlight driver
Date: Thu, 20 Feb 2020 07:48:49 +0000 [thread overview]
Message-ID: <20200220074849.GF3494@dell> (raw)
In-Reply-To: <20200219194540.GD37466@atomide.com>
On Wed, 19 Feb 2020, Tony Lindgren wrote:
> * Pavel Machek <pavel@ucw.cz> [200219 19:15]:
> > From: Tomi Valkeinen <tomi.valkeinen@ti.com>
> >
> > This patch adds a led-backlight driver (led_bl), which is similar to
> > pwm_bl except the driver uses a LED class driver to adjust the
> > brightness in the HW. Multiple LEDs can be used for a single backlight.
> >
> > Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
> > Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
> > Acked-by: Pavel Machek <pavel@ucw.cz>
> > Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
> > Acked-by: Lee Jones <lee.jones@linaro.org>
> > Acked-by: Tony Lindgren <tony@atomide.com>
> > Tested-by: Tony Lindgren <tony@atomide.com>
> > Signed-off-by: Pavel Machek <pavel@ucw.cz>
> > ---
> > drivers/video/backlight/Kconfig | 7 ++
> > drivers/video/backlight/Makefile | 1 +
> > drivers/video/backlight/led_bl.c | 260 +++++++++++++++++++++++++++++++++++++++
> > 3 files changed, 268 insertions(+)
> > create mode 100644 drivers/video/backlight/led_bl.c
> >
> > Hi!
> >
> > Here's the version of the driver I have. AFAICT
> > default-brightness-level handling is ok, so does not need to be
> > changed.
> >
> > Lee, it would be easiest for me if you could apply it to your tree and
> > push, but given enough time I can push it to Linus, too.
>
> Oh you're using quoted-printable for patches.. Got it applied now,
> and it still works. Below is also the related dts change that
> I tested with.
>
> Feel free to pick the dts change too, naturally that should
> not be applied before the driver.
>
> If you guys instead want me to pick these both into my fixes
> branch, just let me know and I'll do the explaining why these
> are needed as fixes. Basically we no longer have a way to enable
> the LCD backlight for droid4 manually starting with v5.6-rc1
> unlike earlier.
Please do. You already have my Ack.
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
next prev parent reply other threads:[~2020-02-20 7:48 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-19 19:14 [PATCH] backlight: add led-backlight driver Pavel Machek
2020-02-19 19:45 ` Tony Lindgren
2020-02-19 20:53 ` Pavel Machek
2020-02-19 21:15 ` Tony Lindgren
2020-02-19 23:54 ` Pavel Machek
2020-02-19 23:44 ` Sebastian Reichel
2020-02-20 14:54 ` Tony Lindgren
2020-02-20 7:48 ` Lee Jones [this message]
2020-02-20 15:09 ` Tony Lindgren
2020-02-20 8:29 ` Guido Günther
2020-02-20 23:41 ` Camera LED on Librem 5 was " Pavel Machek
2020-08-14 17:23 ` Guido Günther
2020-08-23 21:22 ` Pavel Machek
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