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From: Pavel Machek <pavel@ucw.cz>
To: Nikolaus Voss <nikolaus.voss@loewensteinmedical.de>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Len Brown <lenb@kernel.org>,
	Robert Moore <robert.moore@intel.com>,
	Erik Schmauss <erik.schmauss@intel.com>,
	Jacek Anaszewski <jacek.anaszewski@gmail.com>,
	Dan Murphy <dmurphy@ti.com>,
	Thierry Reding <thierry.reding@gmail.com>,
	linux-acpi@vger.kernel.org, devel@acpica.org,
	linux-leds@vger.kernel.org, linux-pwm@vger.kernel.org,
	linux-kernel@vger.kernel.org, nv@vosn.de
Subject: Re: [PATCH v2 3/3] leds-pwm.c: support ACPI via firmware-node framework
Date: Fri, 21 Jun 2019 13:01:28 +0200
Message-ID: <20190621110128.GD24145@amd> (raw)
In-Reply-To: <5df196d63671205d6722d21bec0ae5857a6b91eb.1560327219.git.nikolaus.voss@loewensteinmedical.de>

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On Wed 2019-06-12 10:36:08, Nikolaus Voss wrote:
> DT specific handling is replaced by firmware-node abstration to support
> ACPI specification of PWM LEDS.
> 
> Example ASL:
> Device (PWML)
> {
>     Name (_HID, "PRP0001")
>     Name (_DSD, Package () {
>           ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
>           Package () { Package () {"compatible",
>                                     Package () {"pwm-leds"}}}})
> 
>     Device (PWL0)
>     {
>         Name (_HID, "PRP0001")
>         Name (_DSD, Package () {
>               ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
>               Package () {
>                            Package () {"label", "alarm-led"},
>                            Package () {"pwms", Package ()
>                                        {\_SB_.PCI0.PWM, 0, 600000, 0}},
>                            Package () {"linux,default-state", "off"}}})
>     }
> }
> 
> Signed-off-by: Nikolaus Voss <nikolaus.voss@loewensteinmedical.de>

Acked-by: Pavel Machek <pavel@ucw.cz>

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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      reply index

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-12  8:36 [PATCH v2 0/3] PWM framework: add support referencing PWMs from ACPI Nikolaus Voss
2019-06-12  8:36 ` [PATCH v2 1/3] ACPI: Resolve objects on host-directed table loads Nikolaus Voss
2019-06-14  9:12   ` Rafael J. Wysocki
2019-06-14  9:25     ` Nikolaus Voss
2019-06-14 15:35       ` Moore, Robert
2019-06-17  6:24         ` Nikolaus Voss
2019-06-17 21:18           ` Moore, Robert
2019-06-18  9:21             ` Nikolaus Voss
2019-06-18 19:35               ` Moore, Robert
2019-06-18 20:22               ` Moore, Robert
2019-06-18 20:24               ` Moore, Robert
2019-06-18 20:31               ` Moore, Robert
2019-06-19  9:31                 ` Nikolaus Voss
2019-06-19 15:59                   ` Moore, Robert
2019-06-20  6:49                     ` Nikolaus Voss
2019-06-22  9:04                       ` Rafael J. Wysocki
2019-06-12  8:36 ` [PATCH v2 2/3] PWM framework: add support referencing PWMs from ACPI Nikolaus Voss
2019-06-12  8:36 ` [PATCH v2 3/3] leds-pwm.c: support ACPI via firmware-node framework Nikolaus Voss
2019-06-21 11:01   ` Pavel Machek [this message]

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