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From: Bartosz Golaszewski <brgl@bgdev.pl>
To: Jon Hunter <jonathanh@nvidia.com>
Cc: Kees Cook <kees@kernel.org>, Mika Westerberg <westeri@kernel.org>,
	 Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	 Linus Walleij <linus.walleij@linaro.org>,
	Manivannan Sadhasivam <mani@kernel.org>,
	 Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	 Saravana Kannan <saravanak@google.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	 Andy Shevchenko <andy@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	 Srinivas Kandagatla <srini@kernel.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>,
	 Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
	 Alexey Klimov <alexey.klimov@linaro.org>,
	Bjorn Andersson <andersson@kernel.org>,
	 Konrad Dybcio <konradybcio@kernel.org>,
	linux-hardening@vger.kernel.org,  linux-kernel@vger.kernel.org,
	linux-gpio@vger.kernel.org,
	 linux-arm-kernel@lists.infradead.org,
	linux-sound@vger.kernel.org,  linux-arm-msm@vger.kernel.org,
	 Bartosz Golaszewski <bartosz.golaszewski@linaro.org>,
	 "linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>
Subject: Re: [PATCH v4 07/10] arm64: select HAVE_SHARED_GPIOS for ARCH_QCOM
Date: Wed, 26 Nov 2025 15:28:12 +0100	[thread overview]
Message-ID: <CAMRc=MdPvF+okfnRuwvAFG9UfyZ-araDsaaKMxKASEbc3rhyjQ@mail.gmail.com> (raw)
In-Reply-To: <0829a21c-f97d-41b6-90bc-2acaec42caab@nvidia.com>

On Wed, Nov 26, 2025 at 3:24 PM Jon Hunter <jonathanh@nvidia.com> wrote:
>
> Hi Bartosz,
>
> On 12/11/2025 13:55, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> >
> > Some qualcomm platforms use shared GPIOs. Enable support for them by
> > selecting the Kconfig switch provided by GPIOLIB.
> >
> > Acked-by: Linus Walleij <linus.walleij@linaro.org>
> > Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> > ---
> >   arch/arm64/Kconfig.platforms | 1 +
> >   1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
> > index 13173795c43d4f28e2d47acc700f80a165d44671..3dbff0261f0add0516d8cb3fd0f29e277af94f20 100644
> > --- a/arch/arm64/Kconfig.platforms
> > +++ b/arch/arm64/Kconfig.platforms
> > @@ -316,6 +316,7 @@ config ARCH_QCOM
> >       select GPIOLIB
> >       select PINCTRL
> >       select HAVE_PWRCTRL if PCI
> > +     select HAVE_SHARED_GPIOS
> >       help
> >         This enables support for the ARMv8 based Qualcomm chipsets.
> >
>
> I have noticed the following kernel warning on our Tegra platforms ...
>
>   ERR KERN OF: /__symbols__: could not find phandle 794981747
>
> Bisect is pointing to this commit and reverting this does prevent it. I
> am not sure if anyone else has seen this?
>

I assume it comes from drivers/of/base.c:1295 - could you please post
a stack trace of how you're getting there?

Bart

  reply	other threads:[~2025-11-26 14:28 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-12 13:55 [PATCH v4 00/10] gpio: improve support for shared GPIOs Bartosz Golaszewski
2025-11-12 13:55 ` [PATCH v4 01/10] string: provide strends() Bartosz Golaszewski
2025-11-17 20:33   ` Kees Cook
2025-11-18  9:47     ` Bartosz Golaszewski
2025-11-18 10:13       ` Andy Shevchenko
2025-11-12 13:55 ` [PATCH v4 02/10] gpiolib: define GPIOD_FLAG_SHARED Bartosz Golaszewski
2025-11-12 13:55 ` [PATCH v4 03/10] gpiolib: implement low-level, shared GPIO support Bartosz Golaszewski
2025-11-26 15:34   ` Cosmin Tanislav
2025-11-26 15:47     ` Bartosz Golaszewski
2025-11-12 13:55 ` [PATCH v4 04/10] gpio: shared-proxy: implement the shared GPIO proxy driver Bartosz Golaszewski
2025-11-12 13:55 ` [PATCH v4 05/10] gpiolib: support shared GPIOs in core subsystem code Bartosz Golaszewski
2025-11-12 13:55 ` [PATCH v4 06/10] gpio: provide gpiod_is_shared() Bartosz Golaszewski
2025-11-12 13:55 ` [PATCH v4 07/10] arm64: select HAVE_SHARED_GPIOS for ARCH_QCOM Bartosz Golaszewski
2025-11-13  8:51   ` Arnd Bergmann
2025-11-14 19:40   ` Bjorn Andersson
2025-11-18 14:06   ` Mark Brown
2025-11-18 14:13     ` Bartosz Golaszewski
2025-11-18 14:20       ` Mark Brown
2025-11-18 14:27         ` Bartosz Golaszewski
2025-11-18 19:46           ` Mark Brown
2025-11-26 14:24   ` Jon Hunter
2025-11-26 14:28     ` Bartosz Golaszewski [this message]
2025-11-26 14:51       ` Jon Hunter
2025-11-26 14:54         ` Bartosz Golaszewski
2025-11-26 14:55           ` Jon Hunter
2025-11-26 15:05             ` Bartosz Golaszewski
2025-11-26 15:29           ` Jon Hunter
2025-11-26 15:33             ` Bartosz Golaszewski
2025-11-26 15:47               ` Jon Hunter
2025-11-26 16:00                 ` Bartosz Golaszewski
2025-11-12 13:55 ` [PATCH v4 08/10] ASoC: wsa881x: drop GPIOD_FLAGS_BIT_NONEXCLUSIVE flag from GPIO lookup Bartosz Golaszewski
2025-11-12 13:55 ` [PATCH v4 09/10] ASoC: wsa883x: " Bartosz Golaszewski
2025-11-12 13:55 ` [PATCH v4 10/10] regulator: make the subsystem aware of shared GPIOs Bartosz Golaszewski
2025-11-17  9:20 ` (subset) [PATCH v4 00/10] gpio: improve support for " Bartosz Golaszewski
2025-11-18 11:15 ` Geert Uytterhoeven
2025-11-18 11:55   ` Bartosz Golaszewski
2025-11-18 12:55     ` Geert Uytterhoeven
2025-11-18 13:21       ` Bartosz Golaszewski
2025-11-18 23:23   ` Linus Walleij
2025-11-19  8:01     ` Andy Shevchenko
2025-11-19  8:33     ` Geert Uytterhoeven
2025-11-19 14:29       ` Linus Walleij
2025-11-20 10:39 ` (subset) " Mark Brown
2025-11-20 13:36 ` Mark Brown
2025-11-21  0:27 ` Val Packett
2025-11-21  9:03   ` Bartosz Golaszewski
2025-11-21 10:20     ` Krzysztof Kozlowski
2025-11-26 16:27 ` Dmitry Baryshkov
2025-11-26 16:49   ` Bartosz Golaszewski

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