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Fri, 20 Feb 2026 15:59:21 +0100 (CET) From: Alexander Feilke To: Pengutronix Kernel Team , Fabio Estevam , linux@ew.tq-group.com, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Alexander Feilke , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer Subject: [PATCH v2 1/3] ARM: dts: imx7s: add boot phase properties Date: Fri, 20 Feb 2026 15:59:07 +0100 Message-ID: <20260220145917.1797286-2-Alexander.Feilke@ew.tq-group.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260220145917.1797286-1-Alexander.Feilke@ew.tq-group.com> References: <20260220145917.1797286-1-Alexander.Feilke@ew.tq-group.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 X-cloud-security-sender: alexander.feilke@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.feilke@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-relay90-hz2.antispameurope.com with 4fHYLL0kZXzWxwB X-cloud-security-connect: he-nlb01-hz1.hornetsecurity.com[94.100.132.6], TLS=1, IP=94.100.132.6 X-cloud-security-Digest: c614331d226334654bdcc2f6989c9275 X-cloud-security: scantime:2.494 DKIM-Signature: a=rsa-sha256; bh=68DvBw7C0r/sh/Gh8ps74CB7ldatS0EygipCKbHo5Hs=; c=relaxed/relaxed; d=ew.tq-group.com; h=content-type:mime-version:subject:from:to:message-id:date; s=hse1; t=1771599579; v=1; b=CbXG4GXTJzKYImNluJGr9LMHyaZJxZMyZEFEU++GJRcpPFFqx7hLbJQ3S5iVvKHftbHx0iIE 9SWkZ4StYppgBwRso3D0L9AyqB7np/v+9RxE+1BNxx+YH0S3U9TqEXufRSYaws2NgrSKN1D7jz4 /BHWLHAdvoJTFDJ7bodKAv+/Wd5W8PZPUeE0k+9w+Ym5UGpQXF4OP8lEsnYdtnDdpWBGikdlX14 To5quuq73ks939fk8Uqq61lLozm/lNszipcnOiszSml9UcGIv+3Io9Qs0HVpgaQBjumMh4tGtSU pjBixQWEx9Mh3NkrZAKFKKQTYHteZDwqgsvsyiyh9/oVQ== Content-Type: text/plain; charset="utf-8" dtschema/schemas/bootph.yaml describe various node usage during boot phases with DT. Adds boot phase properties to essential resources in imx7s device trees. This includes the buses aips1-3, iomuxc and SOC access. Signed-off-by: Alexander Feilke --- arch/arm/boot/dts/nxp/imx/imx7s.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/nxp/imx/imx7s.dtsi b/arch/arm/boot/dts/nxp/i= mx/imx7s.dtsi index 9235dd7e93bb..5c9be24ba7c5 100644 --- a/arch/arm/boot/dts/nxp/imx/imx7s.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx7s.dtsi @@ -209,6 +209,7 @@ soc: soc { compatible =3D "simple-bus"; interrupt-parent =3D <&gpc>; ranges; + bootph-pre-ram; =20 ocram: sram@900000 { compatible =3D "mmio-sram"; @@ -371,6 +372,7 @@ aips1: bus@30000000 { #size-cells =3D <1>; reg =3D <0x30000000 0x400000>; ranges; + bootph-pre-ram; =20 gpio1: gpio@30200000 { compatible =3D "fsl,imx7d-gpio", "fsl,imx35-gpio"; @@ -543,6 +545,7 @@ kpp: keypad@30320000 { iomuxc: pinctrl@30330000 { compatible =3D "fsl,imx7d-iomuxc"; reg =3D <0x30330000 0x10000>; + bootph-pre-ram; }; =20 gpr: iomuxc-gpr@30340000 { @@ -712,6 +715,7 @@ aips2: bus@30400000 { #size-cells =3D <1>; reg =3D <0x30400000 0x400000>; ranges; + bootph-pre-ram; =20 adc1: adc@30610000 { compatible =3D "fsl,imx7d-adc"; @@ -902,6 +906,7 @@ aips3: bus@30800000 { #size-cells =3D <1>; reg =3D <0x30800000 0x400000>; ranges; + bootph-pre-ram; =20 spba-bus@30800000 { compatible =3D "fsl,spba-bus", "simple-bus"; --=20 2.43.0 From nobody Fri Apr 3 11:12:47 2026 Received: from mx-relay49-hz3.antispameurope.com (mx-relay49-hz3.antispameurope.com [94.100.134.238]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DBE2A34D90D for ; Fri, 20 Feb 2026 14:59:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=94.100.134.238 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771599592; cv=pass; b=f9aNKb2s3wC6XmsJfHKcgx1Bf7W66ehN0sXvfW3SdQ5bY0m3lapmTVuTAxOTq+iiJLrGt0uHi1+ZIO7KUfKi2ynq8CCD0Kd4vBlOQ75pjUB59X6q/JW1G7IOygNnUIwfWeQ9IILvOTJqLIk4JvMmQA8IqzNBXRLO/2aczbxTIkQ= ARC-Message-Signature: i=2; a=rsa-sha256; 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Fri, 20 Feb 2026 15:59:42 +0100 Received: from FEILKEA-LNX-W.tq-net.de (host-82-135-125-110.customer.m-online.net [82.135.125.110]) (Authenticated sender: alexander.feilke@ew.tq-group.com) by hmail-p-smtp01-out04-hz1.hornetsecurity.com (Postfix) with ESMTPSA id 08E0B220B97; Fri, 20 Feb 2026 15:59:22 +0100 (CET) From: Alexander Feilke To: Pengutronix Kernel Team , Fabio Estevam , linux@ew.tq-group.com, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Alexander Feilke , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Alexander Feilke Subject: [PATCH v2 2/3] ARM: dts: tqma7: add boot phase properties Date: Fri, 20 Feb 2026 15:59:08 +0100 Message-ID: <20260220145917.1797286-3-Alexander.Feilke@ew.tq-group.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260220145917.1797286-1-Alexander.Feilke@ew.tq-group.com> References: <20260220145917.1797286-1-Alexander.Feilke@ew.tq-group.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 X-cloud-security-sender: alexander.feilke@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.feilke@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-relay49-hz3.antispameurope.com with 4fHYLL4ymKz3yZPl X-cloud-security-connect: he-nlb01-hz1.hornetsecurity.com[94.100.132.6], TLS=1, IP=94.100.132.6 X-cloud-security-Digest: 49a31fb894d709dca0bc3171073ce3ec X-cloud-security: scantime:2.031 DKIM-Signature: a=rsa-sha256; bh=/lSimGn8R/KlKdPR732stuvnpUl5cin/7RFYylcQ41o=; c=relaxed/relaxed; d=ew.tq-group.com; h=content-type:mime-version:subject:from:to:message-id:date; s=hse1; t=1771599581; v=1; b=XXy++U9Xp37X8zNvjofo5aRoz/bZuT7jtU3tSFlHkn6PvDJFCFg2ynF27NPLJxjrP3DV7flu PmQ8dJXsHMqAi4r1CwcklRGdOK5zhoNrCEGxg0UIxlb65ICoCG5EMJA/lEwqgQ78u1Ff9dQAl3/ u71UnwkIgJD4U8IztKL0+VdURkGQ0pswyU8Wdpg1yBS7v0GRAA+Ac2wAita4uhgPcE9n9dp3RCm oeYaVcxDgP9NVae+BKTTBdZ9ZQwdv+gYHYvLSuFGUnzGMhsZ01e9IlHXpTfur7xwnAl3AgHR9Wp mHgwQToZoN722f9+UNKW2wlcQDkEB1kLGzgm1V7zhmI6w== Content-Type: text/plain; charset="utf-8" From: Alexander Feilke dtschema/schemas/bootph.yaml describe various node usage during boot phases with DT. Adds boot phase properties to essential resources in tqma7 device trees. This includes UART, SD-Card, eMMC and QSPI. Signed-off-by: Alexander Feilke --- arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi | 4 ++++ arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi | 5 +++++ 2 files changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi b/arch/arm/boot/dts/n= xp/imx/imx7-mba7.dtsi index 4d948a9757f9..03f2f2cbdfbc 100644 --- a/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi @@ -477,6 +477,7 @@ pinctrl_uart5: uart5grp { }; =20 pinctrl_uart6: uart6grp { + bootph-pre-ram; fsl,pins =3D , , @@ -511,6 +512,7 @@ pinctrl_usdhc1: usdhc1grp { , , ; + bootph-pre-ram; }; =20 pinctrl_usdhc1_100mhz: usdhc1_100mhzgrp { @@ -602,6 +604,7 @@ &uart6 { pinctrl-0 =3D <&pinctrl_uart6>; assigned-clocks =3D <&clks IMX7D_UART6_ROOT_SRC>; assigned-clock-parents =3D <&clks IMX7D_OSC_24M_CLK>; + bootph-pre-ram; status =3D "okay"; }; =20 @@ -646,6 +649,7 @@ &usdhc1 { no-1-8-v; no-sdio; no-mmc; + bootph-pre-ram; status =3D "okay"; }; =20 diff --git a/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi b/arch/arm/boot/dts/= nxp/imx/imx7-tqma7.dtsi index 2966a33bc528..f3d7a2d0cb7b 100644 --- a/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi @@ -193,6 +193,7 @@ pinctrl_qspi: qspigrp { , , ; 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bh=lhvqRKEdBFpg6Tb3T3Vs34pdHi/UJgksuj201a6fjtY=; c=relaxed/relaxed; d=ew.tq-group.com; h=content-type:mime-version:subject:from:to:message-id:date; s=hse1; t=1771599582; v=1; b=rKMW9rjs9GD+rHeLjkLP2D0slUAF8DneznZNRukgultWW1pTy6tV81jyhVGDtOvMWsOCrGFL UAULNydrk6YOZVx5JNV3xHic0fZPEibU9jI421t88nzjgx1Ju5+rdS8Jgbthh5z8V7Lic3OUfYP mDlkHxpRYpfoUglJYgZACfsGlZX8jp/7YAMJizr75YAhVpUTiM/3t/BkO7zuNeo7u06NQHFpYy3 Uur2mQRCmML8NSG5I84GSG6MhgS6yyWuus7tovg+5bU6nWAWCdqzf9qwEBO5dIil/kEb5Q/m7WS ZbiosCTMu8P7xTI3u9CTjBEs2J9x0xIW3KvuhvEIY5jng== Content-Type: text/plain; charset="utf-8" From: Alexander Feilke Deassert BOOT_EN after boot to separate BOOT_CFG circuits from LCD signals. Signed-off-by: Alexander Feilke --- arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi b/arch/arm/boot/dts/n= xp/imx/imx7-mba7.dtsi index 03f2f2cbdfbc..4192adb27223 100644 --- a/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi @@ -287,6 +287,15 @@ &flexcan2 { status =3D "okay"; }; =20 +&gpio4 { + /* Deassert BOOT_EN after boot to separate BOOT_CFG circuits from LCD sig= nals */ + boot-en-hog { + gpio-hog; + gpios =3D <3 GPIO_ACTIVE_LOW>; + output-low; + }; +}; + &i2c1 { lm75: temperature-sensor@49 { compatible =3D "national,lm75a"; --=20 2.43.0