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Message-ID: <c3546c71-46d9-4999-8e53-8e8babd4bb35@suse.de> Date: Mon, 14 Oct 2024 18:41:01 +0300 From: Stanimir Varbanov <svarbanov@...e.de> To: "Rob Herring (Arm)" <robh@...nel.org>, Stanimir Varbanov <svarbanov@...e.de> Cc: Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org, Jonathan Bell <jonathan@...pberrypi.com>, Jim Quinlan <jim2101024@...il.com>, linux-rpi-kernel@...ts.infradead.org, kw@...ux.com, Andrea della Porta <andrea.porta@...e.com>, devicetree@...r.kernel.org, Phil Elwell <phil@...pberrypi.com>, Thomas Gleixner <tglx@...utronix.de>, Philipp Zabel <p.zabel@...gutronix.de>, Lorenzo Pieralisi <lpieralisi@...nel.org>, Nicolas Saenz Julienne <nsaenz@...nel.org>, Florian Fainelli <florian.fainelli@...adcom.com>, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, Conor Dooley <conor+dt@...nel.org> Subject: Re: [PATCH v3 00/11] Add PCIe support for bcm2712 On 10/14/24 17:05, Rob Herring (Arm) wrote: > > On Mon, 14 Oct 2024 16:06:59 +0300, Stanimir Varbanov wrote: >> Hello, >> >> Here is v3 the series to add support for PCIe on bcm2712 SoC >> used by RPi5. Previous v2 can be found at [1]. >> >> v2 -> v3 changes include: >> - Added Reviewed-by/Acked-by tags. >> - MIP MSI-X driver has been converted to MSI parent. >> - Added a new patch for PHY PLL adjustment need to succesfully >> enumerate PCIe endpoints on extension connector (tested with >> Pineboards AI Bundle + NVME SSD adapter card). >> - Re-introduced brcm,msi-offset DT private property for MIP >> interrupt-controller (without it I'm anable to use the interrupts >> of adapter cards on PCIe enxtension connector). >> >> For more info check patches. >> >> [1] https://patchwork.kernel.org/project/linux-pci/cover/20240910151845.17308-1-svarbanov@suse.de/ >> >> Stanimir Varbanov (11): >> dt-bindings: interrupt-controller: Add bcm2712 MSI-X DT bindings >> dt-bindings: PCI: brcmstb: Update bindings for PCIe on bcm2712 >> irqchip: mip: Add Broadcom bcm2712 MSI-X interrupt controller >> PCI: brcmstb: Expand inbound size calculation helper >> PCI: brcmstb: Enable external MSI-X if available >> PCI: brcmstb: Avoid turn off of bridge reset >> PCI: brcmstb: Add bcm2712 support >> PCI: brcmstb: Reuse config structure >> PCI: brcmstb: Adjust PHY PLL setup to use a 54MHz input refclk >> arm64: dts: broadcom: bcm2712: Add PCIe DT nodes >> arm64: dts: broadcom: bcm2712-rpi-5-b: Enable PCIe DT nodes >> >> .../brcm,bcm2712-msix.yaml | 60 ++++ >> .../bindings/pci/brcm,stb-pcie.yaml | 5 +- >> .../boot/dts/broadcom/bcm2712-rpi-5-b.dts | 8 + >> arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 160 +++++++++ >> drivers/irqchip/Kconfig | 16 + >> drivers/irqchip/Makefile | 1 + >> drivers/irqchip/irq-bcm2712-mip.c | 308 ++++++++++++++++++ >> drivers/pci/controller/pcie-brcmstb.c | 197 ++++++++--- >> 8 files changed, 707 insertions(+), 48 deletions(-) >> create mode 100644 Documentation/devicetree/bindings/interrupt-controller/brcm,bcm2712-msix.yaml >> create mode 100644 drivers/irqchip/irq-bcm2712-mip.c >> >> -- >> 2.43.0 >> >> >> > > > My bot found new DTB warnings on the .dts files added or changed in this > series. > > Some warnings may be from an existing SoC .dtsi. Or perhaps the warnings > are fixed by another series. Ultimately, it is up to the platform > maintainer whether these warnings are acceptable or not. No need to reply > unless the platform maintainer has comments. > > If you already ran DT checks and didn't see these error(s), then > make sure dt-schema is up to date: > > pip3 install dtschema --upgrade > > > New warnings running 'make CHECK_DTBS=y broadcom/bcm2712-rpi-5-b.dtb' for 20241014130710.413-1-svarbanov@...e.de: Sorry about that. I forgot to update brcm,stb-pcie.yaml schema for number of resets. ~Stan > > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: resets: [[12, 42], [13]] is too short > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: reset-names:0: 'rescal' was expected > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: reset-names:1: 'bridge' was expected > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: reset-names: ['bridge', 'rescal'] is too short > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: 'msi-controller' is a required property > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: resets: [[12, 43], [13]] is too short > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: reset-names:0: 'rescal' was expected > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: reset-names:1: 'bridge' was expected > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: reset-names: ['bridge', 'rescal'] is too short > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: 'msi-controller' is a required property > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: resets: [[12, 44], [13]] is too short > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: reset-names:0: 'rescal' was expected > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: reset-names:1: 'bridge' was expected > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dtb: pcie@...000: reset-names: ['bridge', 'rescal'] is too short > from schema $id: http://devicetree.org/schemas/pci/brcm,stb-pcie.yaml# > > > > >
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