From: Rob Herring <robh@kernel.org> To: Vidya Sagar <vidyas@nvidia.com> Cc: lorenzo.pieralisi@arm.com, bhelgaas@google.com, mark.rutland@arm.com, thierry.reding@gmail.com, jonathanh@nvidia.com, kishon@ti.com, catalin.marinas@arm.com, will.deacon@arm.com, jingoohan1@gmail.com, gustavo.pimentel@synopsys.com, mperttunen@nvidia.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kthota@nvidia.com, mmaddireddy@nvidia.com, sagar.tv@gmail.com Subject: Re: [PATCH V6 06/15] dt-bindings: PCI: designware: Add binding for CDM register check Date: Mon, 13 May 2019 10:10:38 -0500 Message-ID: <20190513151038.GA30653@bogus> (raw) In-Reply-To: <20190513050626.14991-7-vidyas@nvidia.com> On Mon, May 13, 2019 at 10:36:17AM +0530, Vidya Sagar wrote: > Add support to enable CDM (Configuration Dependent Module) registers check > for any data corruption. CDM registers include standard PCIe configuration > space registers, Port Logic registers and iATU and DMA registers. > Refer Section S.4 of Synopsys DesignWare Cores PCI Express Controller Databook > Version 4.90a > > Signed-off-by: Vidya Sagar <vidyas@nvidia.com> > --- > Changes since [v5]: > * None > > Changes since [v4]: > * None > > Changes since [v3]: > * None > > Changes since [v2]: > * Changed flag name from 'cdm-check' to 'enable-cdm-check' > * Added info about Port Logic and DMA registers being part of CDM > > Changes since [v1]: > * This is a new patch in v2 series > > Documentation/devicetree/bindings/pci/designware-pcie.txt | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt b/Documentation/devicetree/bindings/pci/designware-pcie.txt > index 5561a1c060d0..85b872c42a9f 100644 > --- a/Documentation/devicetree/bindings/pci/designware-pcie.txt > +++ b/Documentation/devicetree/bindings/pci/designware-pcie.txt > @@ -34,6 +34,11 @@ Optional properties: > - clock-names: Must include the following entries: > - "pcie" > - "pcie_bus" > +- enable-cdm-check: This is a boolean property and if present enables > + automatic checking of CDM (Configuration Dependent Module) registers > + for data corruption. CDM registers include standard PCIe configuration > + space registers, Port Logic registers, DMA and iATU (internal Address > + Translation Unit) registers. snps,enable-cdm-check > RC mode: > - num-viewport: number of view ports configured in hardware. If a platform > does not specify it, the driver assumes 2. > -- > 2.17.1 >
next prev parent reply index Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-05-13 5:06 [PATCH V6 00/15] Add Tegra194 PCIe support Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 01/15] PCI: Add #defines for some of PCIe spec r4.0 features Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 02/15] PCI/PME: Export pcie_pme_disable_msi() & pcie_pme_no_msi() APIs Vidya Sagar 2019-05-13 7:25 ` Christoph Hellwig 2019-05-14 3:30 ` Vidya Sagar 2019-05-14 6:02 ` Christoph Hellwig 2019-05-16 13:34 ` Bjorn Helgaas 2019-05-17 8:19 ` Vidya Sagar 2019-05-17 13:24 ` Bjorn Helgaas 2019-05-17 17:53 ` Vidya Sagar 2019-05-17 18:55 ` Bjorn Helgaas 2019-05-18 1:58 ` Vidya Sagar 2019-05-20 17:57 ` Bjorn Helgaas 2019-05-21 5:06 ` Vidya Sagar 2019-05-16 13:28 ` Bjorn Helgaas 2019-05-13 5:06 ` [PATCH V6 03/15] PCI: dwc: Perform dbi regs write lock towards the end Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 04/15] PCI: dwc: Move config space capability search API Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 05/15] PCI: dwc: Add ext " Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 06/15] dt-bindings: PCI: designware: Add binding for CDM register check Vidya Sagar 2019-05-13 15:10 ` Rob Herring [this message] 2019-05-14 5:27 ` Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 07/15] PCI: dwc: Add support to enable " Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 08/15] dt-bindings: Add PCIe supports-clkreq property Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 09/15] dt-bindings: PCI: tegra: Add device tree support for Tegra194 Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 10/15] dt-bindings: PHY: P2U: Add Tegra194 P2U block Vidya Sagar 2019-05-13 15:22 ` Rob Herring 2019-05-13 5:06 ` [PATCH V6 11/15] arm64: tegra: Add P2U and PCIe controller nodes to Tegra194 DT Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 12/15] arm64: tegra: Enable PCIe slots in P2972-0000 board Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 13/15] phy: tegra: Add PCIe PIPE2UPHY support Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 14/15] PCI: tegra: Add Tegra194 PCIe support Vidya Sagar 2019-05-13 5:06 ` [PATCH V6 15/15] arm64: Add Tegra194 PCIe driver to defconfig Vidya Sagar
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