Re: [PATCH 0/2] pinctrl: qcom: ipq806x: mark gpio and pcie-reset as GPIO

Linus Walleij <[email protected]> Sat, 25 Jul 2026 11:20:40 +0200

Newsgroups	org.kernel.vger.linux-gpio,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-kernel
Message-ID	<CAD++jL=tCKeELwvXQVTg0L4DLmGL7HiAJ3J-OaCDx2b8P6B+Ow@mail.gmail.com>

On Sun, Jul 19, 2026 at 3:48 PM Hans Ulli Kroll <[email protected]> wrote:

> The qcom pinctrl core supports marking functions that represent GPIO mode
> via PINCTRL_GPIO_PINFUNCTION(), so that strict pinmuxing does not reject
> GPIO requests for pins that are muxed to the GPIO function.
>
> ipq806x still describes its gpio function with QCA_PIN_FUNCTION(gpio),
> so it is not treated as a GPIO pin function. As a result, GPIO consumers
> can still conflict with pinctrl states that select the "gpio" function.
>
> This allows ipq806x to keep the GPIO-related and PCIe-related pin configuration
> in DTS without tripping over strict pinmux ownership checks.
>
> Fixes: cc85cb96e2e4 ("pinctrl: qcom: make the pinmuxing strict")
> Signed-off-by: Hans Ulli Kroll <[email protected]>

This need to be relayed to Bartosz as qualcomm pinctrl maintainer!

FWIW:
Acked-by: Linus Walleij <[email protected]>

Yours,
Linus Walleij