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Tue, 16 Dec 2025 14:31:12 +0100 (CET) From: Alexander Stein To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Cc: Markus Niebel , linux@ew.tq-group.com, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alexander Stein Subject: [PATCH 1/4] arm64: dts: imx8mm-tqma8mqml: remove virtual 3.3V regulator Date: Tue, 16 Dec 2025 14:31:04 +0100 Message-ID: <20251216133110.905950-1-alexander.stein@ew.tq-group.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-cloud-security-sender:alexander.stein@ew.tq-group.com X-cloud-security-recipient:linux-kernel@vger.kernel.org X-cloud-security-crypt: load encryption module X-cloud-security-Mailarchiv: E-Mail archived for: alexander.stein@ew.tq-group.com X-cloud-security-Mailarchivtype:outbound X-cloud-security-Virusscan:CLEAN X-cloud-security-disclaimer: This E-Mail was scanned by E-Mailservice on mx-relay95-hz2.antispameurope.com with 4dVyW50clrz2F9KH X-cloud-security-connect: he-nlb01-hz1.hornetsecurity.com[94.100.132.6], TLS=1, IP=94.100.132.6 X-cloud-security-Digest:504100b48af9d3fc233a2e6c6ae8df85 X-cloud-security:scantime:1.536 DKIM-Signature: a=rsa-sha256; bh=yh5ZsOcuDpa4wWwoqzqt35sd6N66Msu9e9l9XpN6lLM=; c=relaxed/relaxed; d=ew.tq-group.com; h=content-type:mime-version:subject:from:to:message-id:date; s=hse1; t=1765891884; v=1; b=LGvSzouhJGokFUN7/evycElBgvbLbrN27uB5Wdy+dPM0Rb99chFtBpa3ijYQIDjHqjHXJDj8 5+NbR4n+dYc4f9M0yBVE1YFt8Uo5NQ1Rciu8ZV40Koap0UI492yBq+eqO25faslglEucT/7Cysg OOwMzdfDMBFZzXZEEtbaLg5xpflczkhBfLrzCTyUgYB7DcYrTNl8gtdojMSoY2a/2+WyurS2byE 9qK8MXiXywIdNGlB7x/cSTyVz7whg3bQcWS6QLdV+O56yFgT/KBWnYYhrbsw0ttON2FaiF0QJyE fAVPaFX9bsyAvqNL14Lnch28MsHw+xJ1igQ40LvyRQVxA== From: Markus Niebel BUCK4 rail supplies the 3.3V rail. Use the actual regulator instead of a virtual fixed regulator. Signed-off-by: Markus Niebel Signed-off-by: Alexander Stein --- .../arm64/boot/dts/freescale/imx8mm-tqma8mqml.dtsi | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml.dtsi index b82e9790ea205..16ed8ce5b5c49 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml.dtsi @@ -24,14 +24,6 @@ reg_vcc1v8: regulator-vcc1v8 { regulator-max-microvolt = <1800000>; }; - /* identical to buck4_reg, but should never change */ - reg_vcc3v3: regulator-vcc3v3 { - compatible = "regulator-fixed"; - regulator-name = "TQMA8MXML_VCC3V3"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - }; - reserved-memory { #address-cells = <2>; #size-cells = <2>; @@ -223,14 +215,14 @@ eeprom1: eeprom@53 { read-only; reg = <0x53>; pagesize = <16>; - vcc-supply = <®_vcc3v3>; + vcc-supply = <&buck4_reg>; }; eeprom0: eeprom@57 { compatible = "atmel,24c64"; reg = <0x57>; pagesize = <32>; - vcc-supply = <®_vcc3v3>; + vcc-supply = <&buck4_reg>; }; }; @@ -253,7 +245,7 @@ &usdhc3 { non-removable; no-sd; no-sdio; - vmmc-supply = <®_vcc3v3>; + vmmc-supply = <&buck4_reg>; vqmmc-supply = <®_vcc1v8>; status = "okay"; }; -- 2.43.0