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Date:   Fri, 21 Jun 2019 13:01:28 +0200
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
Message-ID: <20190621110128.GD24145@amd>
References: <cover.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.
>=20
> Example ASL:
> Device (PWML)
> {
>     Name (_HID, "PRP0001")
>     Name (_DSD, Package () {
>           ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
>           Package () { Package () {"compatible",
>                                     Package () {"pwm-leds"}}}})
>=20
>     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"}}})
>     }
> }
>=20
> Signed-off-by: Nikolaus Voss <nikolaus.voss@loewensteinmedical.de>

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

--=20
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo=
g.html

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