From: Florian Fainelli <f.fainelli@gmail.com>
To: bcm-kernel-feedback-list@broadcom.com,
Stefan Wahren <wahrenst@gmx.net>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Eric Anholt <eric@anholt.net>, Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
Pavel Machek <pavel@ucw.cz>
Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
Linus Walleij <linus.walleij@linaro.org>,
Krzysztof Kozlowski <krzk@kernel.org>,
Dan Murphy <dmurphy@ti.com>,
linux-leds@vger.kernel.org
Subject: Re: [PATCH] ARM: dts: bcm2837-rpi-cm3: Avoid leds-gpio probing issue
Date: Fri, 18 Oct 2019 11:59:41 -0700 [thread overview]
Message-ID: <20191018185941.14223-1-f.fainelli@gmail.com> (raw)
In-Reply-To: <1570964003-20227-1-git-send-email-wahrenst@gmx.net>
On Sun, 13 Oct 2019 12:53:23 +0200, Stefan Wahren <wahrenst@gmx.net> wrote:
> bcm2835-rpi.dtsi defines the behavior of the ACT LED, which is available
> on all Raspberry Pi boards. But there is no driver for this particual
> GPIO on CM3 in mainline yet, so this node was left incomplete without
> the actual GPIO definition. Since commit 025bf37725f1 ("gpio: Fix return
> value mismatch of function gpiod_get_from_of_node()") this causing probe
> issues of the leds-gpio driver for users of the CM3 dtsi file.
>
> leds-gpio: probe of leds failed with error -2
>
> Until we have the necessary GPIO driver hide the ACT node for CM3
> to avoid this.
>
> Reported-by: Fredrik Yhlen <fredrik.yhlen@endian.se>
> Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
> Fixes: a54fe8a6cf66 ("ARM: dts: add Raspberry Pi Compute Module 3 and IO board")
> Cc: Linus Walleij <linus.walleij@linaro.org>
> Cc: Krzysztof Kozlowski <krzk@kernel.org>
> ---
Applied to devicetree/fixes, thanks!
--
Florian
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next prev parent reply other threads:[~2019-10-18 18:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-13 10:53 [PATCH] ARM: dts: bcm2837-rpi-cm3: Avoid leds-gpio probing issue Stefan Wahren
2019-10-18 18:59 ` Florian Fainelli [this message]
2019-11-04 9:09 ` Pavel Machek
2019-11-04 17:03 ` Stefan Wahren
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