Thread (26 messages) 26 messages, 4 authors, 2024-10-24

RE: [PATCH v4 0/9] A bunch of changes to refine i.MX PCIe driver

From: Hongxing Zhu <hongxing.zhu@nxp.com>
Date: 2024-10-18 01:39:08
Also in: imx, linux-devicetree, linux-pci, lkml

Hi Manivannan:
Can you help to review this series patches?
Thanks in advanced.

Best Regards
Richard Zhu
-----Original Message-----
From: Richard Zhu <hongxing.zhu@nxp.com>
Sent: 2024年10月15日 16:33
To: kw@linux.com; manivannan.sadhasivam@linaro.org;
bhelgaas@google.com; lpieralisi@kernel.org; Frank Li [off-list ref];
l.stach@pengutronix.de; robh+dt@kernel.org; conor+dt@kernel.org;
shawnguo@kernel.org; krzysztof.kozlowski+dt@linaro.org;
festevam@gmail.com; s.hauer@pengutronix.de
Cc: Hongxing Zhu <hongxing.zhu@nxp.com>; 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 v4 0/9] A bunch of changes to refine i.MX PCIe driver

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 are here [1].
  [1]
https://lkml.or/
g%2Flkml%2F2024%2F10%2F15%2F390&data=05%7C02%7Chongxing.zhu%4
0nxp.com%7Cc7634ee6fb8640ab102808dcecf76207%7C686ea1d3bc2b4c6fa
92cd99c5c301635%7C0%7C0%7C638645794454239228%7CUnknown%7CT
WFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLC
JXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=wAIxX5kGS3OZS33GfDVdo%2FNOf
AxWxsA6Sc%2FAOlXkuzM%3D&reserved=0
- #3 and #4 patches clean i.MX PCIe driver by removing useless codes.
  Patch #3 depends on dts changes. And the dts changes had been applied
  by Shawn, there is no dependecy now.
- 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.

v4 changes:
It's my fault that I missing Manivanna in the reviewer list.
I'm sorry about that.
- Rebase to v6.12-rc3, and resolve the dtsi conflictions.
  Add Manivanna into reviewer list.

v3 changes:
- Update EP binding refer to comments provided by Krzysztof Kozlowski.
  Thanks.

v2 changes:
- Add the reasons why one more clock is added for i.MX95 PCIe in patch #1.
- Add the "Reviewed-by: Frank Li [off-list ref]" into patch #2, #4, #5,
  #6, #8 and #9.

[PATCH v4 1/9] dt-bindings: imx6q-pcie: Add ref clock for i.MX95 PCIe [PATCH
v4 2/9] PCI: imx6: Add ref clock for i.MX95 PCIe [PATCH v4 3/9] PCI: imx6:
Fetch dbi2 and iATU base addesses from DT [PATCH v4 4/9] PCI: imx6: Correct
controller_id generation logic for [PATCH v4 5/9] PCI: imx6: Make core reset
assertion deassertion [PATCH v4 6/9] PCI: imx6: Make *_enable_ref_clk()
function symmetric [PATCH v4 7/9] PCI: imx6: Use dwc common suspend
resume method [PATCH v4 8/9] PCI: imx6: Add i.MX8MQ i.MX8Q and i.MX95
PCIe PM [PATCH v4 9/9] arm64: dts: imx95: Add ref clock for i.MX95 PCIe

Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-common.yaml |   4
+-
Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml     |   1 +
Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml        |  25
++++++++++--
arch/arm64/boot/dts/freescale/imx95.dtsi                         |
18 +++++++--
drivers/pci/controller/dwc/pci-imx6.c                            |
166
+++++++++++++++++++++++++++-------------------------------------------------
5 files changed, 97 insertions(+), 117 deletions(-)
  
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