linux-kernel - Re: [PATCH v4] soc: fsl: qe: Add support of IRQ in QE GPIO

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Message-ID: <CAMRc=MchS5d3RHjtpc-fAVzKyhMchdUhvZCgTNsJ94u5Cc5FWw@mail.gmail.com>
Date: Tue, 26 Aug 2025 11:57:47 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Christophe Leroy <christophe.leroy@...roup.eu>
Cc: Qiang Zhao <qiang.zhao@....com>, Linus Walleij <linus.walleij@...aro.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org, 
	linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org, 
	devicetree@...r.kernel.org
Subject: Re: [PATCH v4] soc: fsl: qe: Add support of IRQ in QE GPIO

On Tue, Aug 26, 2025 at 10:41 AM Christophe Leroy
<christophe.leroy@...roup.eu> wrote:
>
> In the QE, a few GPIOs are IRQ capable. Similarly to
> commit 726bd223105c ("powerpc/8xx: Adding support of IRQ in MPC8xx
> GPIO"), add IRQ support to QE GPIO.
>
> Add property 'fsl,qe-gpio-irq-mask' similar to
> 'fsl,cpm1-gpio-irq-mask' that define which of the GPIOs have IRQs.
>
> Here is an exemple for port B of mpc8323 which has IRQs for
> GPIOs PB7, PB9, PB25 and PB27.
>
>         qe_pio_b: gpio-controller@...8 {
>                 compatible = "fsl,mpc8323-qe-pario-bank";
>                 reg = <0x1418 0x18>;
>                 interrupts = <4 5 6 7>;
>                 interrupt-parent = <&qepic>;
>                 gpio-controller;
>                 #gpio-cells = <2>;
>                 fsl,qe-gpio-irq-mask = <0x01400050>;
>         };
>
> Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
> ---

Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>