[{"id":3673485,"web_url":"http://patchwork.ozlabs.org/comment/3673485/","msgid":"","list_archive_url":null,"date":"2026-04-04T17:10:16","subject":"Re: [PATCH V2 0/8] PCI: imx6: Integrate pwrctrl API and update\n device trees","submitter":{"id":78905,"url":"http://patchwork.ozlabs.org/api/people/78905/","name":"Manivannan Sadhasivam","email":"mani@kernel.org"},"content":"On Thu, Apr 02, 2026 at 06:09:59PM +0800, Sherry Sun wrote:\n> Note: This patch set depends on my previous patch set [1] which adds\n> Root Port device tree nodes and support parsing the reset property in\n> new Root Port binding in pci-imx6 driver.\n> \n> This series integrates the PCI pwrctrl framework into the pci-imx6\n> driver and updates i.MX EVK board device trees to support it.\n> \n> Patches 2-8 update device trees for i.MX EVK boards which maintained\n> by NXP to move power supply properties from the PCIe controller node\n> to the Root Port child node, which is required for pwrctrl framework.\n> Affected boards:\n> - i.MX6Q/DL SABRESD\n> - i.MX6SX SDB\n> - i.MX8MM EVK\n> - i.MX8MP EVK\n> - i.MX8MQ EVK\n> - i.MX8DXL/QM/QXP EVK\n> - i.MX95 15x15/19x19 EVK\n> \n> The driver maintains legacy regulator handling for device trees that\n> haven't been updated yet. Both old and new device tree structures are\n> supported.\n> \n\nThanks for the work! Due to some recently merged patches, this series (Patch 1)\ndoesn't apply on top of pci/controller/dwc-imx6 branch. Please rebase and\nresend!\n\n- Mani\n\n> [1] https://lore.kernel.org/all/20260318062916.2747472-1-sherry.sun@nxp.com/\n> \n> Signed-off-by: Sherry Sun \n> ---\n> Changes in V2:\n> 1. After commit 2d8c5098b847 (\"PCI/pwrctrl: Do not power off on pwrctrl\n> device removal\"), the pwrctrl drivers no longer power off devices\n> during removal. Update pci-imx6 driver's shutdown callback in patch#1\n> to explicitly call pci_pwrctrl_power_off_devices() before \n> pci_pwrctrl_destroy_devices() to ensure devices are properly powered\n> off.\n> ---\n> \n> Sherry Sun (8):\n> PCI: imx6: Integrate new pwrctrl API for pci-imx6\n> arm: dts: imx6qdl-sabresd: Move power supply property to Root Port\n> node\n> arm: dts: imx6sx-sdb: Move power supply property to Root Port node\n> arm64: dts: imx8mm-evk: Move power supply property to Root Port node\n> arm64: dts: imx8mp-evk: Move power supply properties to Root Port node\n> arm64: dts: imx8mq-evk: Move power supply properties to Root Port node\n> arm64: dts: imx8dxl/qm/qxp: Move power supply properties to Root Port\n> node\n> arm64: dts: imx95: Move power supply properties to Root Port node\n> \n> .../arm/boot/dts/nxp/imx/imx6qdl-sabresd.dtsi | 2 +-\n> arch/arm/boot/dts/nxp/imx/imx6sx-sdb.dtsi | 2 +-\n> arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 4 ++--\n> arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 2 +-\n> arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 4 ++--\n> arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 4 ++--\n> arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 4 ++--\n> arch/arm64/boot/dts/freescale/imx8qxp-mek.dts | 4 ++--\n> .../boot/dts/freescale/imx95-15x15-evk.dts | 4 ++--\n> .../boot/dts/freescale/imx95-19x19-evk.dts | 8 +++----\n> drivers/pci/controller/dwc/Kconfig | 1 +\n> drivers/pci/controller/dwc/pci-imx6.c | 24 ++++++++++++++++++-\n> 12 files changed, 43 insertions(+), 20 deletions(-)\n> \n> -- \n> 2.37.1\n>","headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-pci@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=tk25YExv;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.234.253.10; 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