Re: [PATCH v9 1/2] dt-bindings: PCI: xilinx-versal-cpm: Add PERST# and reset support
"Rob Herring (Arm)" <[email protected]>
| Newsgroups | org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pci |
|---|---|
| Message-ID | <[email protected]> |
On Fri, 07 Aug 2026 19:32:04 +0530, Sai Krishna Musham wrote: > Add the optional 'resets' property to manage the PCIe IP reset, and the > 'reset-gpios' property on the Root Port child node for GPIO-based control > of the PCIe RP PERST# signal (assert/deassert). Both are optional to keep > backward compatibility with existing device trees. > > Update the examples to show the reset controller and PERST# GPIO wiring. > > Signed-off-by: Sai Krishna Musham <[email protected]> > --- > Changes in v9: > - None > > Changes in v8: > - Add resets property. > - Move reset-gpios property to child node and update the example. > > v1: https://lore.kernel.org/all/[email protected]/ > v2: https://lore.kernel.org/all/[email protected]/ > v3: https://lore.kernel.org/all/[email protected]/ > v4: https://lore.kernel.org/all/[email protected]/ > v5: https://lore.kernel.org/all/[email protected]/ > v6: https://lore.kernel.org/all/[email protected]/ > v7: https://lore.kernel.org/all/[email protected]/ > v8: https://lore.kernel.org/all/[email protected]/ > --- > .../bindings/pci/xilinx-versal-cpm.yaml | 38 +++++++++++++++++++ > 1 file changed, 38 insertions(+) > Reviewed-by: Rob Herring (Arm) <[email protected]>