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[83.173.201.248]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-483c3b3d24dsm253689675e9.5.2026.03.02.08.54.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Mar 2026 08:54:07 -0800 (PST) From: Franz Schnyder To: Liam Girdwood , Mark Brown Cc: Franz Schnyder , linux-kernel@vger.kernel.org, Francesco Dolcini , stable@vger.kernel.org Subject: [PATCH v2 1/2] regulator: pf9453: Respect IRQ trigger settings from firmware Date: Mon, 2 Mar 2026 17:53:55 +0100 Message-ID: <20260302165357.1797803-2-fra.schnyder@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260302165357.1797803-1-fra.schnyder@gmail.com> References: <20260302165357.1797803-1-fra.schnyder@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Franz Schnyder The datasheet specifies, that the IRQ_B pin is pulled low when any unmasked interrupt bit status is changed, and it is released high once the application processor reads the INT1 register. As it specifies a level-low behavior, it should not force a falling-edge interrupt. Remove the IRQF_TRIGGER_FALLING to not force the falling-edge interrupt and instead rely on the flag from the device tree. Fixes: 0959b6706325 ("regulator: pf9453: add PMIC PF9453 support") Cc: stable@vger.kernel.org Signed-off-by: Franz Schnyder --- v2: No changes --- drivers/regulator/pf9453-regulator.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/regulator/pf9453-regulator.c b/drivers/regulator/pf945= 3-regulator.c index 779a6fdb0574..eed3055d1c1c 100644 --- a/drivers/regulator/pf9453-regulator.c +++ b/drivers/regulator/pf9453-regulator.c @@ -809,7 +809,7 @@ static int pf9453_i2c_probe(struct i2c_client *i2c) } =20 ret =3D devm_request_threaded_irq(pf9453->dev, pf9453->irq, NULL, pf9453_= irq_handler, - (IRQF_TRIGGER_FALLING | IRQF_ONESHOT), + IRQF_ONESHOT, "pf9453-irq", pf9453); if (ret) return dev_err_probe(pf9453->dev, ret, "Failed to request IRQ: %d\n", pf= 9453->irq); --=20 2.43.0