linux-kernel - [PATCH 0/4] ARM: dts: imx: cleanup iomux related CHECK

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Message-Id: <20260211-imx2_iomux_warning-v1-0-1c5233771b32@nxp.com>
Date: Wed, 11 Feb 2026 15:59:59 -0500
From: Frank Li <Frank.Li@....com>
To: Dong Aisheng <aisheng.dong@....com>, Fabio Estevam <festevam@...il.com>, 
 Jacky Bai <ping.bai@....com>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 NXP S32 Linux Team <s32@....com>, Linus Walleij <linusw@...nel.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>
Cc: linux-gpio@...r.kernel.org, devicetree@...r.kernel.org, 
 imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, Frank Li <Frank.Li@....com>
Subject: [PATCH 0/4] ARM: dts: imx: cleanup iomux related CHECK_DTBS
 warnings for imx1, imx25 and imx27

Cleanup iomux related CHECK_DTBS warnings for imx1, imx25 and imx27.
1. convert txt to yaml format.
2. rename node name to pinmux.
3. remove redundant intermediate node in pinmux hierarchy at dts.

Signed-off-by: Frank Li <Frank.Li@....com>
---
Frank Li (4):
      dt-bindings: pinctrl: convert fsl,imx27-pinctrl.txt to YAML
      dt-bindings: pinctrl: imx35: add compatible string fsl,imx25-iomuxc
      ARM: dts: imx: rename iomuxc to pinmux
      ARM: dts: imx: remove redundant intermediate node in pinmux hierarchy

 .../bindings/pinctrl/fsl,imx27-iomuxc.yaml         | 126 ++++++++++++
 .../bindings/pinctrl/fsl,imx27-pinctrl.txt         | 121 -----------
 .../bindings/pinctrl/fsl,imx35-pinctrl.yaml        |   1 +
 arch/arm/boot/dts/nxp/imx/imx1-ads.dts             | 108 +++++-----
 arch/arm/boot/dts/nxp/imx/imx1-apf9328.dts         |  92 ++++-----
 arch/arm/boot/dts/nxp/imx/imx1.dtsi                |   2 +-
 .../boot/dts/nxp/imx/imx25-eukrea-cpuimx25.dtsi    |  38 ++--
 .../imx25-eukrea-mbimxsd25-baseboard-cmo-qvga.dts  |   6 +-
 .../nxp/imx/imx25-eukrea-mbimxsd25-baseboard.dts   | 134 ++++++------
 arch/arm/boot/dts/nxp/imx/imx25-pdk.dts            | 190 +++++++++--------
 arch/arm/boot/dts/nxp/imx/imx25.dtsi               |   2 +-
 arch/arm/boot/dts/nxp/imx/imx27-apf27.dts          |  58 +++---
 arch/arm/boot/dts/nxp/imx/imx27-apf27dev.dts       | 194 +++++++++---------
 .../boot/dts/nxp/imx/imx27-eukrea-cpuimx27.dtsi    | 228 ++++++++++-----------
 .../nxp/imx/imx27-eukrea-mbimxsd27-baseboard.dts   | 194 +++++++++---------
 arch/arm/boot/dts/nxp/imx/imx27-pdk.dts            | 132 ++++++------
 .../dts/nxp/imx/imx27-phytec-phycard-s-rdk.dts     |  92 ++++-----
 .../dts/nxp/imx/imx27-phytec-phycard-s-som.dtsi    | 174 ++++++++--------
 .../boot/dts/nxp/imx/imx27-phytec-phycore-rdk.dts  | 206 +++++++++----------
 .../boot/dts/nxp/imx/imx27-phytec-phycore-som.dtsi | 154 +++++++-------
 arch/arm/boot/dts/nxp/imx/imx27.dtsi               |   2 +-
 21 files changed, 1115 insertions(+), 1139 deletions(-)
---
base-commit: ff0a13607e585c9e2158911d0173b9a47ac8624b
change-id: 20260211-imx2_iomux_warning-5675f186e249

Best regards,
--
Frank Li <Frank.Li@....com>