From patchwork Wed Sep 25 06:24:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13811654 Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) (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 1236E647 for ; Wed, 25 Sep 2024 06:47:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=92.121.34.21 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727246824; cv=none; b=KAeSJcxzT/K+ICi5P4UXQJ0xkuQfnu5Y6o6E2524PIvOydUlr39/TbPRm72nTs0yaeSByQZeBgkZvxw83cHxboVrY0El6DzNF/1GWO4rJGco8ObZvNwS1qI2QMi/MeWdeI01IGOpS1jp/SaTxue81molSsV3+d4UpSlJ5YmMLPI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727246824; c=relaxed/simple; bh=4idforpbTEOfIZK6IXKeMTEb84q9Hl3h6Javh1jSOgQ=; h=From:To:Cc:Subject:Date:Message-Id; b=b868uAAhxB8disduA4QhDgzHxSTFtUT8PGtMNmzIt6MzSSXNWGZWsSnzbjD3JAmjzhVrfmttQanA5/QhCy4p9Z85uMuOBgZDxU23VrjiYOI68OP2u89uKfoUm2xjIOCWatt7Pr9TH1fOAEP3hRWm1BuQ3uCwDte0I/IuWVCHmKA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com; spf=pass smtp.mailfrom=nxp.com; arc=none smtp.client-ip=92.121.34.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nxp.com Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 5887A202A71; Wed, 25 Sep 2024 08:47:01 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 17822202A83; Wed, 25 Sep 2024 08:47:01 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 22AEA183AD50; Wed, 25 Sep 2024 14:46:59 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, kwilczynski@kernel.org, bhelgaas@google.com, lpieralisi@kernel.org, frank.li@nxp.com, robh+dt@kernel.org, conor+dt@kernel.org, shawnguo@kernel.org, krzysztof.kozlowski+dt@linaro.org, festevam@gmail.com, s.hauer@pengutronix.de Cc: linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, kernel@pengutronix.de, imx@lists.linux.dev Subject: [PATCH v2 0/9] A bunch of changes to refine i.MX PCIe driver Date: Wed, 25 Sep 2024 14:24:28 +0800 Message-Id: <1727245477-15961-1-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: A bunch of changes to refine i.MX PCIe driver. - Add ref clock gate for i.MX95 PCIe by #1, #2 and #9 patches. The changes of clock part is here [1]. [1] https://patchwork.kernel.org/project/linux-arm-kernel/cover/1725525535-22924-1-git-send-email-hongxing.zhu@nxp.com/ - #3 and #4 patches clean i.MX PCIe driver by removing useless codes. Patch #3 depends on [2]. [2] https://patchwork.kernel.org/project/linux-arm-kernel/cover/1723534943-28499-1-git-send-email-hongxing.zhu@nxp.com/ - Make core reset and enable_ref_clk symmetric for i.MX PCIe driver by #5 and #6 patches. - Use dwc common suspend resume method, and enable i.MX8MQ, i.MX8Q and i.MX95 PCIe PM supports by #7 and #8 patches. v2 changes: - Add the reasons why one more clock is added for i.MX95 PCIe in patch #1. - Add the "Reviewed-by: Frank Li " into patch #2, #4, #5, #6, #8 and #9. [PATCH v2 1/9] dt-bindings: imx6q-pcie: Add ref clock for i.MX95 PCIe [PATCH v2 2/9] PCI: imx6: Add ref clock for i.MX95 PCIe [PATCH v2 3/9] PCI: imx6: Fetch dbi2 and iATU base addesses from DT [PATCH v2 4/9] PCI: imx6: Correct controller_id generation logic for [PATCH v2 5/9] PCI: imx6: Make core reset assertion deassertion [PATCH v2 6/9] PCI: imx6: Make *_enable_ref_clk() function symmetric [PATCH v2 7/9] PCI: imx6: Use dwc common suspend resume method [PATCH v2 8/9] PCI: imx6: Add i.MX8MQ i.MX8Q and i.MX95 PCIe PM [PATCH v2 9/9] arm64: dts: imx95: Add ref clock for i.MX95 PCIe cumentation/devicetree/bindings/pci/fsl,imx6q-pcie-common.yaml | 4 +- Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml | 25 ++++++++++-- arch/arm64/boot/dts/freescale/imx95.dtsi | 25 ++++++++++-- drivers/pci/controller/dwc/pci-imx6.c | 166 +++++++++++++++++++++++++++------------------------------------------------- 4 files changed, 103 insertions(+), 117 deletions(-)