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Date:   Mon, 13 Jan 2020 16:37:25 -0600
From:   Rob Herring <robh@kernel.org>
To:     Johan Hovold <johan@kernel.org>
Cc:     guillaume La Roque <glaroque@baylibre.com>, marcel@holtmann.org,
        johan.hedberg@gmail.com, devicetree@vger.kernel.org,
        linux-bluetooth@vger.kernel.org, nsaenzjulienne@suse.de,
        linux-kernel@vger.kernel.org, khilman@baylibre.com
Subject: Re: [PATCH v6 1/2] dt-bindings: net: bluetooth: add interrupts
 properties
Message-ID: <20200113223725.GA22169@bogus>
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On Thu, Jan 09, 2020 at 02:29:17PM +0100, Johan Hovold wrote:
> On Thu, Jan 09, 2020 at 02:13:23PM +0100, guillaume La Roque wrote:
> > 
> > On 1/9/20 11:53 AM, Johan Hovold wrote:
> > > On Thu, Jan 09, 2020 at 11:42:56AM +0100, Guillaume La Roque wrote:
> > >> add interrupts and interrupt-names as optional properties
> > >> to support host-wakeup by interrupt properties instead of
> > >> host-wakeup-gpios.
> > >>
> > >> Signed-off-by: Guillaume La Roque <glaroque@baylibre.com>
> > >> ---
> > >>  Documentation/devicetree/bindings/net/broadcom-bluetooth.txt | 4 +++-
> > >>  1 file changed, 3 insertions(+), 1 deletion(-)
> > >>
> > >> diff --git a/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt b/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt
> > >> index c44a30dbe43d..d33bbc998687 100644
> > >> --- a/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt
> > >> +++ b/Documentation/devicetree/bindings/net/broadcom-bluetooth.txt
> > >> @@ -37,7 +37,9 @@ Optional properties:
> > >>      - pcm-frame-type: short, long
> > >>      - pcm-sync-mode: slave, master
> > >>      - pcm-clock-mode: slave, master
> > >> -
> > >> + - interrupts: must be one, used to wakeup the host processor if
> > >> +   gpiod_to_irq function not supported
> > >> + - interrupt-names: must be "host-wakeup"
> > > Looks like you forgot to address Rob's comment. If I understood him
> > > correctly you either need to stick with "host-wakeup-gpios" (and fix
> > > your platform) or deprecate it in favour of "interrupts":
> > >
> > > 	https://lkml.kernel.org/r/20191218203818.GA8009@bogus
> > 
> > not forgot marcel ask me a v6
> 
> Not much point in sending v6 before addressing feedback on v5.
> Especially as Marcel asked for a v6 with acks. ;)
> 
> > for rob comment ok but it's not possible to support gpiod_to_irq on my
> > platform.
> > 
> > if i deprecated it i need to update all DT with good interrupt number
> > right?
> 
> Not sure. Perhaps just updating the binding is enough. Rob?

Correct. Just need to reflect in the binding which way is preferred. If 
it's a case of update all the dts files, then we often just don't 
document the old way.

Rob